lab5 ready

CandyHouseSolution/CandyHouseBusinessLogic/CandyHouseBusinessLogic.csproj

@@ -11,7 +11,9 @@
         <InternalsVisibleTo Include="DynamicProxyGenAssembly2" />
     </ItemGroup>
     <ItemGroup>
+        <PackageReference Include="DocumentFormat.OpenXml" Version="3.3.0" />
         <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.2" />
+        <PackageReference Include="PDFsharp-MigraDoc" Version="6.2.0-preview-3" />
     </ItemGroup>
 
     <ItemGroup>

CandyHouseSolution/CandyHouseBusinessLogic/Implementations/ProductBusinessLogicContract.cs

@@ -10,6 +10,7 @@ using System.Linq;
 using System.Text;
 using System.Text.Json;
 using System.Threading.Tasks;
+using CandyHouseContracts.BusinessLogicContracts;
 
 namespace CandyHouseBusinessLogic.Implementations;
 

CandyHouseSolution/CandyHouseBusinessLogic/Implementations/ReportContract.cs

@@ -0,0 +1,165 @@
+using CandyHouseBusinessLogic.OfficePackage;
+using CandyHouseContracts.BusinessLogicContracts;
+using CandyHouseContracts.DataModels;
+using CandyHouseContracts.Exceptions;
+using CandyHouseContracts.Extensions;
+using CandyHouseContracts.StoragesContracts;
+using Microsoft.Extensions.Logging;
+
+namespace CandyHouseBusinessLogic.Implementations;
+
+internal class ReportContract(
+    IProductStorageContract productStorageContract,
+    ISaleStorageContract saleStorageContract,
+    IClientDiscountStorageContract clientDiscountStorageContract,
+    BaseWordBuilder baseWordBuilder,
+    BaseExcelBuilder baseExcelBuilder,
+    BasePdfBuilder basePdfBuilder,
+    ILogger logger) : IReportContract
+{
+    private readonly IProductStorageContract _productStorageContract = productStorageContract;
+
+    private readonly ISaleStorageContract _saleStorageContract = saleStorageContract;
+
+    private readonly IClientDiscountStorageContract _clientDiscountStorageContract = clientDiscountStorageContract;
+
+    private readonly BaseWordBuilder _baseWordBuilder = baseWordBuilder;
+
+    private readonly BaseExcelBuilder _baseExcelBuilder = baseExcelBuilder;
+
+    private readonly BasePdfBuilder _basePdfBuilder = basePdfBuilder;
+
+    private readonly ILogger _logger = logger;
+
+    internal static readonly string[] documentHeader = ["Продукт", "Цена", "Дата"];
+
+    internal static readonly string[] tableHeader = ["Дата", "Сумма", "Скидка", "Продавец", "Товар", "Кол-во"];
+
+    public async Task<Stream> CreateDocumentProductHistoryPricesAsync(CancellationToken ct)
+    {
+        _logger.LogInformation("Create report ProductHistoryPrices");
+        var data = await GetDataByHistoryPricesAsync(ct);
+        return _baseWordBuilder
+            .AddHeader("История цен на продукцию")
+            .AddParagraph($"Сформировано на дату {DateTime.UtcNow}")
+            .AddTable([3000, 5000, 4000],
+            [
+                .. new List<string[]>() { documentHeader }.Union([
+                    .. data.SelectMany(x =>
+                        (new List<string[]>() { new string[] { x.ProductName, "", "" } }).Union(x.Prices.Select(y =>
+                            new string[] { "", y.Split(" (")[0], y.Split(" (")[1].TrimEnd(')') })))
+                ])
+            ])
+            .Build();
+    }
+
+    public async Task<Stream> CreateDocumentSalesByPeriodAsync(DateTime dateStart, DateTime dateFinish,
+        CancellationToken ct)
+    {
+        _logger.LogInformation("Create report SalesByPeriod from {dateStart} to {dateFinish}", dateStart, dateFinish);
+        var data = await GetDataBySalesAsync(dateStart, dateFinish, ct) ??
+                   throw new InvalidOperationException("No found data");
+        return _baseExcelBuilder
+            .AddHeader("Продажи за период", 0, 6)
+            .AddParagraph($"c {dateStart.ToShortDateString()} по {dateFinish.ToShortDateString()}", 2)
+            .AddTable([10, 10, 10, 10, 10, 10],
+            [
+                .. new List<string[]>() { tableHeader }.Union(data.SelectMany(x =>
+                    (new List<string[]>()
+                    {
+                        new string[]
+                        {
+                            x.SaleDate.ToShortDateString(), x.Sum.ToString("N2"), x.Discount.ToString("N2"),
+                            x.EmployeeFIO, "", ""
+                        }
+                    }).Union(x.Products!.Select(y => new string[]
+                        { "", "", "", "", y.ProductName, y.Count.ToString("N2") })).ToArray())).Union([
+                    ["Всего", data.Sum(x => x.Sum).ToString("N2"), data.Sum(x => x.Discount).ToString("N2"), "", "", ""]
+                ])
+            ])
+            .Build();
+    }
+
+    public async Task<Stream> CreateDocumentClientDiscountByPeriodAsync(DateTime dateStart, DateTime dateFinish,
+        CancellationToken ct)
+    {
+        _logger.LogInformation("Create report ClientDiscountByPeriod from {dateStart} to {dateFinish}", dateStart,
+            dateFinish);
+        var data = await GetDataByClientDiscountAsync(dateStart, dateFinish, ct) ??
+                   throw new InvalidOperationException("No found data");
+        return _basePdfBuilder
+            .AddHeader("Скидочная ведомость")
+            .AddParagraph($"за период с {dateStart.ToShortDateString()} по {dateFinish.ToShortDateString()}")
+            .AddPieChart("Начисления", [.. data.Select(x => (x.ClientFIO, x.TotalDiscount))])
+            .Build();
+    }
+
+    public Task<List<ProductHistoryPricesDataModel>> GetDataProductHistoryPricesAsync(CancellationToken ct)
+    {
+        _logger.LogInformation("Get data ProductHistoryPrices");
+        return GetDataByHistoryPricesAsync(ct);
+    }
+
+    public Task<List<SaleDataModel>> GetDataSaleByPeriodAsync(DateTime dateStart, DateTime dateFinish,
+        CancellationToken ct)
+    {
+        _logger.LogInformation("Get data SalesByPeriod from {dateStart} to {dateFinish}", dateStart, dateFinish);
+        return GetDataBySalesAsync(dateStart, dateFinish, ct);
+    }
+
+    public Task<List<ClientDiscountByPeriodDataModel>> GetDataClientDiscountByPeriodAsync(DateTime dateStart,
+        DateTime dateFinish, CancellationToken ct)
+    {
+        _logger.LogInformation("Get data ClientDiscountByPeriod from {dateStart} to {dateFinish}", dateStart,
+            dateFinish);
+        return GetDataByClientDiscountAsync(dateStart, dateFinish, ct);
+    }
+
+    private async Task<List<ProductHistoryPricesDataModel>> GetDataByHistoryPricesAsync(CancellationToken ct) =>
+    [
+        .. (await _productStorageContract.GetListAsync(ct))
+        .Select(async product => new
+        {
+            ProductName = product.ProductName,
+            History = await Task.Run(() => _productStorageContract.GetHistoryByProductId(product.Id))
+        }).Select(t => t.Result).Select(x => new ProductHistoryPricesDataModel
+        {
+            ProductName = x.ProductName,
+            Prices =
+            [
+                .. x.History.OrderByDescending(h => h.ChangeDate)
+                    .Select(h => $"{h.OldPrice:N2} ({h.ChangeDate:dd.MM.yyyy})")
+            ]
+        })
+    ];
+
+    private async Task<List<SaleDataModel>> GetDataBySalesAsync(DateTime dateStart, DateTime dateFinish,
+        CancellationToken ct)
+    {
+        if (dateStart.IsDateNotOlder(dateFinish))
+        {
+            throw new IncorrectDatesException(dateStart, dateFinish);
+        }
+
+        return [.. (await _saleStorageContract.GetListAsync(dateStart, dateFinish, ct)).OrderBy(x => x.SaleDate)];
+    }
+
+    private async Task<List<ClientDiscountByPeriodDataModel>> GetDataByClientDiscountAsync(DateTime dateStart,
+        DateTime dateFinish, CancellationToken ct)
+    {
+        if (dateStart.IsDateNotOlder(dateFinish))
+        {
+            throw new IncorrectDatesException(dateStart, dateFinish);
+        }
+
+        return
+        [
+            .. (await _clientDiscountStorageContract.GetListAsync(dateStart, dateFinish, ct)).GroupBy(x => x.ClientFIO)
+            .Select(x => new ClientDiscountByPeriodDataModel
+            {
+                ClientFIO = x.Key, TotalDiscount = x.Sum(y => y.DiscountAmount),
+                FromPeriod = x.Min(y => y.DiscountDate), ToPeriod = x.Max(y => y.DiscountDate)
+            }).OrderBy(x => x.ClientFIO)
+        ];
+    }
+}

CandyHouseSolution/CandyHouseBusinessLogic/Implementations/SaleBusinessLogicContract.cs

@@ -48,7 +48,7 @@ public class SaleBusinessLogicContract(ISaleStorageContract saleStorageContract,
 
     public List<SaleDataModel> GetAllSalesByClientByPeriod(string clientId, DateTime fromDate, DateTime toDate)
     {
-        _logger.LogInformation("GetAllSales params: {buyerId}, {fromDate}, {toDate}", clientId, fromDate, toDate);
+        _logger.LogInformation("GetAllSales params: {clientId}, {fromDate}, {toDate}", clientId, fromDate, toDate);
         if (fromDate.IsDateNotOlder(toDate))
         {
             throw new IncorrectDatesException(fromDate, toDate);

CandyHouseSolution/CandyHouseBusinessLogic/OfficePackage/BaseExcelBuilder.cs

@@ -0,0 +1,12 @@
+namespace CandyHouseBusinessLogic.OfficePackage;
+
+public abstract class BaseExcelBuilder
+{
+    public abstract BaseExcelBuilder AddHeader(string header, int startIndex, int count);
+
+    public abstract BaseExcelBuilder AddParagraph(string text, int columnIndex);
+
+    public abstract BaseExcelBuilder AddTable(int[] columnsWidths, List<string[]> data);
+
+    public abstract Stream Build();
+}

CandyHouseSolution/CandyHouseBusinessLogic/OfficePackage/BasePdfBuilder.cs

@@ -0,0 +1,12 @@
+namespace CandyHouseBusinessLogic.OfficePackage;
+
+public abstract class BasePdfBuilder
+{
+    public abstract BasePdfBuilder AddHeader(string header);
+
+    public abstract BasePdfBuilder AddParagraph(string text);
+
+    public abstract BasePdfBuilder AddPieChart(string title, List<(string Caption, double Value)> data);
+
+    public abstract Stream Build();
+}

CandyHouseSolution/CandyHouseBusinessLogic/OfficePackage/BaseWordBuilder.cs

@@ -0,0 +1,12 @@
+namespace CandyHouseBusinessLogic.OfficePackage;
+
+public abstract class BaseWordBuilder
+{
+    public abstract BaseWordBuilder AddHeader(string header);
+
+    public abstract BaseWordBuilder AddParagraph(string text);
+
+    public abstract BaseWordBuilder AddTable(int[] widths, List<string[]> data);
+
+    public abstract Stream Build();
+}

CandyHouseSolution/CandyHouseBusinessLogic/OfficePackage/MigraDocPdfBuilder.cs

@@ -0,0 +1,85 @@
+using MigraDoc.DocumentObjectModel;
+using MigraDoc.DocumentObjectModel.Shapes.Charts;
+using MigraDoc.Rendering;
+using System.Text;
+
+namespace CandyHouseBusinessLogic.OfficePackage;
+
+internal class MigraDocPdfBuilder : BasePdfBuilder
+{
+    private readonly Document _document;
+
+    public MigraDocPdfBuilder()
+    {
+        Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
+        _document = new Document();
+        DefineStyles();
+    }
+
+    public override BasePdfBuilder AddHeader(string header)
+    {
+        _document.AddSection().AddParagraph(header, "NormalBold");
+        return this;
+    }
+
+    public override BasePdfBuilder AddParagraph(string text)
+    {
+        _document.LastSection.AddParagraph(text, "Normal");
+        return this;
+    }
+
+    public override BasePdfBuilder AddPieChart(string title, List<(string Caption, double Value)> data)
+    {
+        if (data == null || data.Count == 0)
+        {
+            return this;
+        }
+
+        var chart = new Chart(ChartType.Pie2D);
+        var series = chart.SeriesCollection.AddSeries();
+        series.Add(data.Select(x => x.Value).ToArray());
+
+        var xseries = chart.XValues.AddXSeries();
+        xseries.Add(data.Select(x => x.Caption).ToArray());
+
+        chart.DataLabel.Type = DataLabelType.Percent;
+        chart.DataLabel.Position = DataLabelPosition.OutsideEnd;
+
+        chart.Width = Unit.FromCentimeter(16);
+        chart.Height = Unit.FromCentimeter(12);
+
+        chart.TopArea.AddParagraph(title);
+
+        chart.XAxis.MajorTickMark = TickMarkType.Outside;
+
+        chart.YAxis.MajorTickMark = TickMarkType.Outside;
+        chart.YAxis.HasMajorGridlines = true;
+
+        chart.PlotArea.LineFormat.Width = 1;
+        chart.PlotArea.LineFormat.Visible = true;
+
+        chart.TopArea.AddLegend();
+
+        _document.LastSection.Add(chart);
+
+        return this;
+    }
+
+    public override Stream Build()
+    {
+        var stream = new MemoryStream();
+        var renderer = new PdfDocumentRenderer(true)
+        {
+            Document = _document
+        };
+        renderer.RenderDocument();
+        renderer.PdfDocument.Save(stream);
+        return stream;
+    }
+
+    private void DefineStyles()
+    {
+        var style = _document.Styles.AddStyle("NormalBold", "Normal");
+        style.Font.Bold = true;
+    }
+}

CandyHouseSolution/CandyHouseBusinessLogic/OfficePackage/OpenXmlExcelBuilder.cs

@@ -0,0 +1,304 @@
+using CandyHouseBusinessLogic.OfficePackage;
+using DocumentFormat.OpenXml.Packaging;
+using DocumentFormat.OpenXml.Spreadsheet;
+using DocumentFormat.OpenXml;
+
+namespace CandyHouseBusinessLogic.OfficePackage;
+
+internal class OpenXmlExcelBuilder : BaseExcelBuilder
+{
+    private readonly SheetData _sheetData;
+
+    private readonly MergeCells _mergeCells;
+
+    private readonly Columns _columns;
+
+    private uint _rowIndex = 0;
+
+    public OpenXmlExcelBuilder()
+    {
+        _sheetData = new SheetData();
+        _mergeCells = new MergeCells();
+        _columns = new Columns();
+        _rowIndex = 1;
+    }
+
+    public override BaseExcelBuilder AddHeader(string header, int startIndex, int count)
+    {
+        CreateCell(startIndex, _rowIndex, header, StyleIndex.BoldTextWithoutBorder);
+        for (int i = startIndex + 1; i < startIndex + count; ++i)
+        {
+            CreateCell(i, _rowIndex, "", StyleIndex.SimpleTextWithoutBorder);
+        }
+
+        _mergeCells.Append(new MergeCell()
+        {
+            Reference =
+            new StringValue($"{GetExcelColumnName(startIndex)}{_rowIndex}:{GetExcelColumnName(startIndex + count - 1)}{_rowIndex}")
+        });
+
+        _rowIndex++;
+        return this;
+    }
+
+    public override BaseExcelBuilder AddParagraph(string text, int columnIndex)
+    {
+        CreateCell(columnIndex, _rowIndex++, text, StyleIndex.SimpleTextWithoutBorder);
+        return this;
+    }
+
+    public override BaseExcelBuilder AddTable(int[] columnsWidths, List<string[]> data)
+    {
+        if (columnsWidths == null || columnsWidths.Length == 0)
+        {
+            throw new ArgumentNullException(nameof(columnsWidths));
+        }
+
+        if (data == null || data.Count == 0)
+        {
+            throw new ArgumentNullException(nameof(data));
+        }
+
+        if (data.Any(x => x.Length != columnsWidths.Length))
+        {
+            throw new InvalidOperationException("widths.Length != data.Length");
+        }
+
+        uint counter = 1;
+        int coef = 2;
+        _columns.Append(columnsWidths.Select(x => new Column
+        {
+            Min = counter,
+            Max = counter++,
+            Width = x * coef,
+            CustomWidth = true
+        }));
+
+        for (var j = 0; j < data.First().Length; ++j)
+        {
+            CreateCell(j, _rowIndex, data.First()[j], StyleIndex.BoldTextWithBorder);
+        }
+
+        _rowIndex++;
+        for (var i = 1; i < data.Count - 1; ++i)
+        {
+            for (var j = 0; j < data[i].Length; ++j)
+            {
+                CreateCell(j, _rowIndex, data[i][j], StyleIndex.SimpleTextWithBorder);
+            }
+
+            _rowIndex++;
+        }
+
+        for (var j = 0; j < data.Last().Length; ++j)
+        {
+            CreateCell(j, _rowIndex, data.Last()[j], StyleIndex.BoldTextWithBorder);
+        }
+
+        _rowIndex++;
+        return this;
+    }
+
+    public override Stream Build()
+    {
+        var stream = new MemoryStream();
+        using var spreadsheetDocument = SpreadsheetDocument.Create(stream, SpreadsheetDocumentType.Workbook);
+        var workbookpart = spreadsheetDocument.AddWorkbookPart();
+        GenerateStyle(workbookpart);
+        workbookpart.Workbook = new Workbook();
+        var worksheetPart = workbookpart.AddNewPart<WorksheetPart>();
+        worksheetPart.Worksheet = new Worksheet();
+        if (_columns.HasChildren)
+        {
+            worksheetPart.Worksheet.Append(_columns);
+        }
+
+        worksheetPart.Worksheet.Append(_sheetData);
+        var sheets = spreadsheetDocument.WorkbookPart!.Workbook.AppendChild(new Sheets());
+        var sheet = new Sheet()
+        {
+            Id = spreadsheetDocument.WorkbookPart.GetIdOfPart(worksheetPart),
+            SheetId = 1,
+            Name = "Лист 1"
+        };
+
+        sheets.Append(sheet);
+        if (_mergeCells.HasChildren)
+        {
+            worksheetPart.Worksheet.InsertAfter(_mergeCells, worksheetPart.Worksheet.Elements<SheetData>().First());
+        }
+        return stream;
+    }
+
+    private static void GenerateStyle(WorkbookPart workbookPart)
+    {
+        var workbookStylesPart = workbookPart.AddNewPart<WorkbookStylesPart>();
+        workbookStylesPart.Stylesheet = new Stylesheet();
+
+        var fonts = new Fonts() { Count = 2, KnownFonts = BooleanValue.FromBoolean(true) };
+        fonts.Append(new DocumentFormat.OpenXml.Spreadsheet.Font
+        {
+            FontSize = new FontSize() { Val = 11 },
+            FontName = new FontName() { Val = "Calibri" },
+            FontFamilyNumbering = new FontFamilyNumbering() { Val = 2 },
+            FontScheme = new FontScheme() { Val = new EnumValue<FontSchemeValues>(FontSchemeValues.Minor) }
+        });
+        fonts.Append(new DocumentFormat.OpenXml.Spreadsheet.Font
+        {
+            FontSize = new FontSize() { Val = 11 },
+            FontName = new FontName() { Val = "Calibri" },
+            FontFamilyNumbering = new FontFamilyNumbering() { Val = 2 },
+            FontScheme = new FontScheme() { Val = new EnumValue<FontSchemeValues>(FontSchemeValues.Minor) },
+            Bold = new Bold()
+        });
+        workbookStylesPart.Stylesheet.Append(fonts);
+
+        // Default Fill
+        var fills = new Fills() { Count = 1 };
+        fills.Append(new Fill
+        {
+            PatternFill = new PatternFill() { PatternType = new EnumValue<PatternValues>(PatternValues.None) }
+        });
+        workbookStylesPart.Stylesheet.Append(fills);
+
+        // Default Border
+        var borders = new Borders() { Count = 2 };
+        borders.Append(new Border
+        {
+            LeftBorder = new LeftBorder(),
+            RightBorder = new RightBorder(),
+            TopBorder = new TopBorder(),
+            BottomBorder = new BottomBorder(),
+            DiagonalBorder = new DiagonalBorder()
+        });
+        borders.Append(new Border
+        {
+            LeftBorder = new LeftBorder() { Style = BorderStyleValues.Thin },
+            RightBorder = new RightBorder() { Style = BorderStyleValues.Thin },
+            TopBorder = new TopBorder() { Style = BorderStyleValues.Thin },
+            BottomBorder = new BottomBorder() { Style = BorderStyleValues.Thin }
+        });
+        workbookStylesPart.Stylesheet.Append(borders);
+
+        // Default cell format and a date cell format
+        var cellFormats = new CellFormats() { Count = 4 };
+        cellFormats.Append(new CellFormat
+        {
+            NumberFormatId = 0,
+            FormatId = 0,
+            FontId = 0,
+            BorderId = 0,
+            FillId = 0,
+            Alignment = new Alignment()
+            {
+                Horizontal = HorizontalAlignmentValues.Left,
+                Vertical = VerticalAlignmentValues.Center,
+                WrapText = true
+            }
+        });
+        cellFormats.Append(new CellFormat
+        {
+            NumberFormatId = 0,
+            FormatId = 0,
+            FontId = 0,
+            BorderId = 1,
+            FillId = 0,
+            Alignment = new Alignment()
+            {
+                Horizontal = HorizontalAlignmentValues.Left,
+                Vertical = VerticalAlignmentValues.Center,
+                WrapText = true
+            }
+        });
+        cellFormats.Append(new CellFormat
+        {
+            NumberFormatId = 0,
+            FormatId = 0,
+            FontId = 1,
+            BorderId = 0,
+            FillId = 0,
+            Alignment = new Alignment()
+            {
+                Horizontal = HorizontalAlignmentValues.Center,
+                Vertical = VerticalAlignmentValues.Center,
+                WrapText = true
+            }
+        });
+        cellFormats.Append(new CellFormat
+        {
+            NumberFormatId = 0,
+            FormatId = 0,
+            FontId = 1,
+            BorderId = 1,
+            FillId = 0,
+            Alignment = new Alignment()
+            {
+                Horizontal = HorizontalAlignmentValues.Center,
+                Vertical = VerticalAlignmentValues.Center,
+                WrapText = true
+            }
+        });
+        workbookStylesPart.Stylesheet.Append(cellFormats);
+    }
+
+    private enum StyleIndex
+    {
+        SimpleTextWithoutBorder = 0,
+        SimpleTextWithBorder = 1,
+        BoldTextWithoutBorder = 2,
+        BoldTextWithBorder = 3
+    }
+
+    private void CreateCell(int columnIndex, uint rowIndex, string text, StyleIndex styleIndex)
+    {
+        var columnName = GetExcelColumnName(columnIndex);
+        var cellReference = columnName + rowIndex;
+        var row = _sheetData.Elements<Row>().FirstOrDefault(r => r.RowIndex! == rowIndex);
+        if (row == null)
+        {
+            row = new Row() { RowIndex = rowIndex };
+            _sheetData.Append(row);
+        }
+
+        var newCell = row.Elements<Cell>()
+            .FirstOrDefault(c => c.CellReference != null && c.CellReference.Value == columnName + rowIndex);
+        if (newCell == null)
+        {
+            Cell? refCell = null;
+            foreach (Cell cell in row.Elements<Cell>())
+            {
+                if (cell.CellReference?.Value != null && cell.CellReference.Value.Length == cellReference.Length)
+                {
+                    if (string.Compare(cell.CellReference.Value, cellReference, true) > 0)
+                    {
+                        refCell = cell;
+                        break;
+                    }
+                }
+            }
+            newCell = new Cell() { CellReference = cellReference };
+            row.InsertBefore(newCell, refCell);
+        }
+
+        newCell.CellValue = new CellValue(text);
+        newCell.DataType = CellValues.String;
+        newCell.StyleIndex = (uint)styleIndex;
+    }
+
+    private static string GetExcelColumnName(int columnNumber)
+    {
+        columnNumber += 1;
+        int dividend = columnNumber;
+        string columnName = string.Empty;
+        int modulo;
+
+        while (dividend > 0)
+        {
+            modulo = (dividend - 1) % 26;
+            columnName = Convert.ToChar(65 + modulo).ToString() + columnName;
+            dividend = (dividend - modulo) / 26;
+        }
+
+        return columnName;
+    }
+}

CandyHouseSolution/CandyHouseBusinessLogic/OfficePackage/OpenXmlWordBuilder.cs

@@ -0,0 +1,94 @@
+using DocumentFormat.OpenXml.Packaging;
+using DocumentFormat.OpenXml.Wordprocessing;
+using DocumentFormat.OpenXml;
+
+namespace CandyHouseBusinessLogic.OfficePackage;
+
+internal class OpenXmlWordBuilder : BaseWordBuilder
+{
+    private readonly Document _document;
+
+    private readonly Body _body;
+
+    public OpenXmlWordBuilder()
+    {
+        _document = new Document();
+        _body = _document.AppendChild(new Body());
+    }
+
+    public override BaseWordBuilder AddHeader(string header)
+    {
+        var paragraph = _body.AppendChild(new Paragraph());
+        var run = paragraph.AppendChild(new Run());
+        run.AppendChild(new RunProperties(new Bold()));
+        run.AppendChild(new Text(header));
+
+        return this;
+    }
+
+    public override BaseWordBuilder AddParagraph(string text)
+    {
+        var paragraph = _body.AppendChild(new Paragraph());
+        var run = paragraph.AppendChild(new Run());
+        run.AppendChild(new Text(text));
+
+        return this;
+    }
+
+    public override BaseWordBuilder AddTable(int[] widths, List<string[]> data)
+    {
+        if (widths == null || widths.Length == 0)
+        {
+            throw new ArgumentNullException(nameof(widths));
+        }
+
+        if (data == null || data.Count == 0)
+        {
+            throw new ArgumentNullException(nameof(data));
+        }
+
+        if (data.Any(x => x.Length != widths.Length))
+        {
+            throw new InvalidOperationException("widths.Length != data.Length");
+        }
+
+        var table = new Table();
+        table.AppendChild(new TableProperties(
+            new TableBorders(
+                new TopBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 12 },
+                new BottomBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 12 },
+                new LeftBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 12 },
+                new RightBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 12 },
+                new InsideHorizontalBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 12 },
+                new InsideVerticalBorder() { Val = new EnumValue<BorderValues>(BorderValues.Single), Size = 12 }
+            )
+        ));
+
+        // Заголовок
+        var tr = new TableRow();
+        for (var j = 0; j < widths.Length; ++j)
+        {
+            tr.Append(new TableCell(
+                new TableCellProperties(new TableCellWidth() { Width = widths[j].ToString() }),
+                new Paragraph(new Run(new RunProperties(new Bold()), new Text(data.First()[j])))));
+        }
+        table.Append(tr);
+
+        // Данные
+        table.Append(data.Skip(1).Select(x =>
+            new TableRow(x.Select(y => new TableCell(new Paragraph(new Run(new Text(y))))))));
+
+        _body.Append(table);
+
+        return this;
+    }
+
+    public override Stream Build()
+    {
+        var stream = new MemoryStream();
+        using var wordDocument = WordprocessingDocument.Create(stream, WordprocessingDocumentType.Document);
+        var mainPart = wordDocument.AddMainDocumentPart();
+        mainPart.Document = _document;
+        return stream;
+    }
+}

CandyHouseSolution/CandyHouseContracts/AdapterContracts/IReportAdapter.cs

@@ -0,0 +1,18 @@
+using CandyHouseContracts.AdapterContracts.OperationResponses;
+
+namespace CandyHouseContracts.AdapterContracts;
+
+public interface IReportAdapter
+{
+    Task<ReportOperationResponse> GetDataProductHistoryPricesAsync(CancellationToken ct);
+
+    Task<ReportOperationResponse> GetDataSaleByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+
+    Task<ReportOperationResponse> GetDataClientDiscountByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+
+    Task<ReportOperationResponse> CreateDocumentProductHistoryPricesAsync(CancellationToken ct);
+
+    Task<ReportOperationResponse> CreateDocumentSalesByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+
+    Task<ReportOperationResponse> CreateDocumentClientDiscountByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+}

CandyHouseSolution/CandyHouseContracts/AdapterContracts/OperationResponses/ReportOperationResponse.cs

@@ -0,0 +1,19 @@
+using CandyHouseContracts.Infrastructure;
+using CandyHouseContracts.ViewModels;
+
+namespace CandyHouseContracts.AdapterContracts.OperationResponses;
+
+public class ReportOperationResponse : OperationResponse
+{
+    public static ReportOperationResponse OK(List<ProductHistoryPricesViewModel> data) => OK<ReportOperationResponse, List<ProductHistoryPricesViewModel>>(data);
+
+    public static ReportOperationResponse OK(List<SaleViewModel> data) => OK<ReportOperationResponse, List<SaleViewModel>>(data);
+
+    public static ReportOperationResponse OK(List<ClientDiscountByPeriodViewModel> data) => OK<ReportOperationResponse, List<ClientDiscountByPeriodViewModel>>(data);
+
+    public static ReportOperationResponse OK(Stream data, string fileName) => OK<ReportOperationResponse, Stream>(data, fileName);
+
+    public static ReportOperationResponse BadRequest(string message) => BadRequest<ReportOperationResponse>(message);
+
+    public static ReportOperationResponse InternalServerError(string message) => InternalServerError<ReportOperationResponse>(message);
+}

CandyHouseSolution/CandyHouseContracts/BusinessLogicContracts/IProductBusinessLogicContract.cs

@@ -1,11 +1,6 @@
 using CandyHouseContracts.DataModels;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
-namespace CandyHouseContracts.BuisnessLogicContracts;
+namespace CandyHouseContracts.BusinessLogicContracts;
 
 public interface IProductBusinessLogicContract
 {

CandyHouseSolution/CandyHouseContracts/BusinessLogicContracts/IReportContract.cs

@@ -0,0 +1,19 @@
+using CandyHouseContracts.DataModels;
+
+namespace CandyHouseContracts.BusinessLogicContracts;
+
+
+public interface IReportContract
+{
+    Task<List<ProductHistoryPricesDataModel>> GetDataProductHistoryPricesAsync(CancellationToken ct);
+
+    Task<List<SaleDataModel>> GetDataSaleByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+
+    Task<List<ClientDiscountByPeriodDataModel>> GetDataClientDiscountByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+
+    Task<Stream> CreateDocumentProductHistoryPricesAsync(CancellationToken ct);
+
+    Task<Stream> CreateDocumentSalesByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+
+    Task<Stream> CreateDocumentClientDiscountByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct);
+}

CandyHouseSolution/CandyHouseContracts/DataModels/ClientDiscountByPeriodDataModel.cs

@@ -0,0 +1,12 @@
+namespace CandyHouseContracts.DataModels;
+
+public class ClientDiscountByPeriodDataModel
+{
+    public required string ClientFIO { get; set; }
+
+    public double TotalDiscount { get; set; }
+
+    public DateTime FromPeriod { get; set; }
+
+    public DateTime ToPeriod { get; set; }
+}

CandyHouseSolution/CandyHouseContracts/DataModels/ClientDiscountDataModel.cs

@@ -0,0 +1,35 @@
+using CandyHouseContracts.Exceptions;
+using CandyHouseContracts.Extensions;
+using CandyHouseContracts.Infrastructure;
+
+namespace CandyHouseContracts.DataModels;
+
+public class ClientDiscountDataModel(string clientId, DateTime discountDate, double discountAmount) : IValidation
+{
+    private readonly ClientDataModel? _client;
+
+    public string ClientId { get; private set; } = clientId;
+
+    public DateTime DiscountDate { get; private set; } = discountDate;
+
+    public double DiscountAmount { get; private set; } = discountAmount;
+
+    public string ClientFIO => _client?.FIO ?? string.Empty;
+
+    public ClientDiscountDataModel(string clientId, DateTime discountDate, double discountAmount, ClientDataModel client) : this(clientId, discountDate, discountAmount)
+    {
+        _client = client;
+    }
+
+    public void Validate()
+    {
+        if (ClientId.IsEmpty())
+            throw new ValidationException("Field ClientId is empty");
+
+        if (!ClientId.IsGuid())
+            throw new ValidationException("The value in the field ClientId is not a unique identifier");
+
+        if (DiscountAmount < 0)
+            throw new ValidationException("Field DiscountAmount in the field is less than 0");
+    }
+}

CandyHouseSolution/CandyHouseContracts/DataModels/EmployeeDataModel.cs

@@ -58,7 +58,7 @@ public class EmployeeDataModel(string id, string fio, string email, string postI
         if (!PostId.IsGuid())
             throw new ValidationException("The value in the field PostId is not a unique identifier");
 
-        if (BirthDate.Date > DateTime.Now.AddYears(-18).Date)
+        if (BirthDate.Date > DateTime.UtcNow.AddYears(-18).Date)
             throw new ValidationException($"Only adults can be hired (BirthDate = {BirthDate.ToShortDateString()})");
 
         if (EmploymentDate.Date < BirthDate.Date)

CandyHouseSolution/CandyHouseContracts/DataModels/ProductHistoryPricesDataModel.cs

@@ -0,0 +1,8 @@
+namespace CandyHouseContracts.DataModels;
+
+public class ProductHistoryPricesDataModel
+{
+    public required string ProductName { get; set; }
+
+    public required List<string> Prices { get; set; }
+}

CandyHouseSolution/CandyHouseContracts/DataModels/SaleDataModel.cs

@@ -98,7 +98,7 @@ public class SaleDataModel : IValidation
             throw new ValidationException("The value in the field EmployeeId is not a unique identifier");
 
         if (!ClientId?.IsGuid() ?? !ClientId?.IsEmpty() ?? false)
-            throw new ValidationException("The value in the field BuyerId is not a unique identifier");
+            throw new ValidationException("The value in the field EmploeerId is not a unique identifier");
 
         if (Sum <= 0)
             throw new ValidationException("Field Sum is less than or equal to 0");

CandyHouseSolution/CandyHouseContracts/Infrastructure/OperationResponse.cs

@@ -14,6 +14,8 @@ public class OperationResponse
     protected HttpStatusCode StatusCode { get; set; }
 
     protected object? Result { get; set; }
+    
+    protected string? FileName { get; set; }
 
     public IActionResult GetResponse(HttpRequest request, HttpResponse response)
     {
@@ -26,13 +28,23 @@ public class OperationResponse
         {
             return new StatusCodeResult((int)StatusCode);
         }
-
+        
+        if (Result is Stream stream)
+        {
+            return new FileStreamResult(stream, "application/octet-stream")
+            {
+                FileDownloadName = FileName
+            };
+        }
+        
         return new ObjectResult(Result);
     }
 
     protected static TResult OK<TResult, TData>(TData data) where TResult : OperationResponse,
         new() => new() { StatusCode = HttpStatusCode.OK, Result = data };
 
+    protected static TResult OK<TResult, TData>(TData data, string fileName) where TResult : OperationResponse, new() => new() { StatusCode = HttpStatusCode.OK, Result = data, FileName = fileName };
+    
     protected static TResult NoContent<TResult>() where TResult : OperationResponse,
         new() => new() { StatusCode = HttpStatusCode.NoContent };
 

CandyHouseSolution/CandyHouseContracts/StoragesContracts/IClientDiscountStorageContract.cs

@@ -0,0 +1,12 @@
+using CandyHouseContracts.DataModels;
+
+namespace CandyHouseContracts.StoragesContracts;
+
+public interface IClientDiscountStorageContract
+{
+    List<ClientDiscountDataModel> GetList(DateTime startDate, DateTime endDate, string? clientId = null);
+
+    Task<List<ClientDiscountDataModel>> GetListAsync(DateTime startDate, DateTime endDate, CancellationToken ct);
+
+    void AddElement(ClientDiscountDataModel clientDiscountDataModel);
+}

CandyHouseSolution/CandyHouseContracts/StoragesContracts/IProductStorageContract.cs

@@ -16,4 +16,5 @@ public interface IProductStorageContract
     void AddElement(ProductDataModel productDataModel);
     void UpdElement(ProductDataModel productDataModel);
     void DelElement(string id);
+    Task<List<ProductDataModel>> GetListAsync(CancellationToken ct);
 }

CandyHouseSolution/CandyHouseContracts/StoragesContracts/ISaleStorageContract.cs

@@ -17,4 +17,6 @@ public interface ISaleStorageContract
     void AddElement(SaleDataModel saleDataModel);
 
     void DelElement(string id);
+    
+    Task<List<SaleDataModel>> GetListAsync(DateTime startDate, DateTime endDate, CancellationToken ct);
 }

CandyHouseSolution/CandyHouseContracts/ViewModels/ClientDiscountByPeriodViewModel.cs

@@ -0,0 +1,12 @@
+namespace CandyHouseContracts.ViewModels;
+
+public class ClientDiscountByPeriodViewModel
+{
+    public required string ClientFIO { get; set; }
+
+    public double TotalDiscount { get; set; }
+
+    public DateTime FromPeriod { get; set; }
+
+    public DateTime ToPeriod { get; set; }
+}

CandyHouseSolution/CandyHouseContracts/ViewModels/ProductHistoryPricesViewModel.cs

@@ -0,0 +1,8 @@
+namespace CandyHouseContracts.ViewModels;
+
+public class ProductHistoryPricesViewModel
+{
+    public required string ProductName { get; set; }
+
+    public required List<string> Prices { get; set; }
+}

CandyHouseSolution/CandyHouseDataBase/CandyHouseDbContext.cs

@@ -63,6 +63,7 @@ public class CandyHouseDbContext(IConfigurationDatabase configurationDatabase) :
     public DbSet<Sale> Sales { get; set; }
 
     public DbSet<SaleProduct> SaleProducts { get; set; }
+    public DbSet<ClientDiscount> ClientDiscounts { get; set; }
 
     public DbSet<Employee> Employees { get; set; }
     private static string SerializePostConfiguration(PostConfiguration postConfiguration) => JsonConvert.SerializeObject(postConfiguration);

CandyHouseSolution/CandyHouseDataBase/Implementations/ClientDiscountStorageContract.cs

@@ -0,0 +1,79 @@
+using AutoMapper;
+using CandyHouseContracts.DataModels;
+using CandyHouseContracts.Exceptions;
+using CandyHouseContracts.StoragesContracts;
+using CandyHouseDatabase.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace CandyHouseDatabase.Implementations;
+
+public class ClientDiscountStorageContract : IClientDiscountStorageContract
+{
+    private readonly CandyHouseDbContext _dbContext;
+    private readonly Mapper _mapper;
+
+    public ClientDiscountStorageContract(CandyHouseDbContext dbContext)
+    {
+        _dbContext = dbContext;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.CreateMap<Client, ClientDataModel>();
+            cfg.CreateMap<ClientDiscount, ClientDiscountDataModel>();
+            cfg.CreateMap<ClientDiscountDataModel, ClientDiscount>();
+        });
+        _mapper = new Mapper(config);
+    }
+
+    public List<ClientDiscountDataModel> GetList(DateTime startDate, DateTime endDate, string? clientId = null)
+    {
+        try
+        {
+            var query = _dbContext.ClientDiscounts.Include(x => x.Client).Where(x => x.DiscountDate >= startDate && x.DiscountDate <= endDate);
+            if (clientId is not null)
+            {
+                query = query.Where(x => x.ClientId == clientId);
+            }
+            return [.. query.Select(x => _mapper.Map<ClientDiscountDataModel>(x))];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public async Task<List<ClientDiscountDataModel>> GetListAsync(DateTime startDate, DateTime endDate, CancellationToken ct)
+    {
+        try
+        {
+            // Ensure dates are converted to UTC before comparison
+            var startDateUtc = startDate.ToUniversalTime();
+            var endDateUtc = endDate.ToUniversalTime();
+
+            return [.. await _dbContext.ClientDiscounts
+                .Include(x => x.Client)
+                .Where(x => x.DiscountDate >= startDateUtc && x.DiscountDate <= endDateUtc) // Use UTC dates
+                .Select(x => _mapper.Map<ClientDiscountDataModel>(x))
+                .ToListAsync(ct)];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    public void AddElement(ClientDiscountDataModel clientDiscountDataModel)
+    {
+        try
+        {
+            _dbContext.ClientDiscounts.Add(_mapper.Map<ClientDiscount>(clientDiscountDataModel));
+            _dbContext.SaveChanges();
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+}

CandyHouseSolution/CandyHouseDataBase/Implementations/EmployeeStorageContract.cs

@@ -161,9 +161,9 @@ public class EmployeeStorageContract : IEmployeeStorageContract
     {
         try
         {
-            var countWorkersOnBegining = _dbContext.Employees.Count(x => x.EmploymentDate < fromPeriod && (!x.IsDeleted || x.DateOfDelete > fromPeriod));
-            var countWorkersOnEnding = _dbContext.Employees.Count(x => x.EmploymentDate < toPeriod && (!x.IsDeleted || x.DateOfDelete > toPeriod));
-            return countWorkersOnEnding - countWorkersOnBegining;
+            var countEmployeesOnBegining = _dbContext.Employees.Count(x => x.EmploymentDate < fromPeriod && (!x.IsDeleted || x.DateOfDelete > fromPeriod));
+            var countEmployeesOnEnding = _dbContext.Employees.Count(x => x.EmploymentDate < toPeriod && (!x.IsDeleted || x.DateOfDelete > toPeriod));
+            return countEmployeesOnEnding - countEmployeesOnBegining;
         }
         catch (Exception ex)
         {

CandyHouseSolution/CandyHouseDataBase/Implementations/ProductStorageContract.cs

@@ -43,6 +43,19 @@ public class ProductStorageContract : IProductStorageContract
         }
     }
 
+    public async Task<List<ProductDataModel>> GetListAsync(CancellationToken ct)
+    {
+        try
+        {
+            return [.. await _dbContext.Products.Select(x => _mapper.Map<ProductDataModel>(x)).ToListAsync(ct)];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
     public List<ProductHistoryDataModel> GetHistoryByProductId(string productId)
     {
         try

CandyHouseSolution/CandyHouseDataBase/Implementations/SaleStorageContract.cs

@@ -27,7 +27,7 @@ public class SaleStorageContract : ISaleStorageContract
             cfg.CreateMap<Employee, EmployeeDataModel>();
             cfg.CreateMap<SaleProduct, SaleProductDataModel>();
             cfg.CreateMap<SaleProductDataModel, SaleProduct>()
-                    .ForMember(x => x.Product, x => x.Ignore());
+                .ForMember(x => x.Product, x => x.Ignore());
             cfg.CreateMap<Sale, SaleDataModel>();
             cfg.CreateMap<SaleDataModel, Sale>()
                 .ForMember(x => x.IsCancel, x => x.MapFrom(src => false))
@@ -38,7 +38,8 @@ public class SaleStorageContract : ISaleStorageContract
         _mapper = new Mapper(config);
     }
 
-    public List<SaleDataModel> GetList(DateTime? startDate = null, DateTime? endDate = null, string? employeeId = null, string? clientId = null, string? productId = null)
+    public List<SaleDataModel> GetList(DateTime? startDate = null, DateTime? endDate = null, string? employeeId = null,
+        string? clientId = null, string? productId = null)
     {
         try
         {
@@ -49,9 +50,11 @@ public class SaleStorageContract : ISaleStorageContract
                 .ThenInclude(d => d.Product)
                 .AsQueryable();
             if (startDate.HasValue)
-                query = query.Where(x => x.SaleDate >= DateTime.SpecifyKind(startDate ?? DateTime.UtcNow, DateTimeKind.Utc));
+                query = query.Where(x =>
+                    x.SaleDate >= DateTime.SpecifyKind(startDate ?? DateTime.UtcNow, DateTimeKind.Utc));
             if (endDate.HasValue)
-                query = query.Where(x => x.SaleDate <= DateTime.SpecifyKind(endDate ?? DateTime.UtcNow, DateTimeKind.Utc));
+                query = query.Where(x =>
+                    x.SaleDate <= DateTime.SpecifyKind(endDate ?? DateTime.UtcNow, DateTimeKind.Utc));
             if (employeeId != null)
                 query = query.Where(x => x.EmployeeId == employeeId);
             if (clientId != null)
@@ -104,6 +107,7 @@ public class SaleStorageContract : ISaleStorageContract
             {
                 throw new ElementDeletedException(id);
             }
+
             element.IsCancel = true;
             _dbContext.SaveChanges();
         }
@@ -119,5 +123,30 @@ public class SaleStorageContract : ISaleStorageContract
         }
     }
 
-    private Sale? GetSaleById(string id) => _dbContext.Sales.Include(x => x.Client).Include(x => x.Employee).Include(x => x.SaleProducts)!.ThenInclude(x => x.Product).FirstOrDefault(x => x.Id == id);
-}
+    public async Task<List<SaleDataModel>> GetListAsync(DateTime startDate, DateTime endDate, CancellationToken ct)
+    {
+        try
+        {
+            // Ensure dates are converted to UTC before comparison
+            var startDateUtc = startDate.ToUniversalTime();
+            var endDateUtc = endDate.ToUniversalTime();
+
+            return
+            [
+                .. await _dbContext.Sales.Include(x => x.Employee).Include(x => x.SaleProducts)!
+                    .ThenInclude(x => x.Product)
+                    .Where(x => x.SaleDate >= startDateUtc && x.SaleDate < endDateUtc) // Use UTC dates
+                    .Select(x => _mapper.Map<SaleDataModel>(x)).ToListAsync(ct)
+            ];
+        }
+        catch (Exception ex)
+        {
+            _dbContext.ChangeTracker.Clear();
+            throw new StorageException(ex);
+        }
+    }
+
+    private Sale? GetSaleById(string id) =>
+        _dbContext.Sales.Include(x => x.Client).Include(x => x.Employee).Include(x => x.SaleProducts)!
+            .ThenInclude(x => x.Product).FirstOrDefault(x => x.Id == id);
+}

CandyHouseSolution/CandyHouseDataBase/Models/ClientDiscount.cs

@@ -0,0 +1,14 @@
+namespace CandyHouseDatabase.Models;
+
+public class ClientDiscount
+{
+    public string Id { get; set; } = Guid.NewGuid().ToString();
+
+    public required string ClientId { get; set; }
+
+    public DateTime DiscountDate { get; set; }
+
+    public double DiscountAmount { get; set; }
+
+    public Client? Client { get; set; }
+}

CandyHouseSolution/CandyHouseTests/BusinessLogicContractsTests/ClientStorageContractTests.cs

@@ -0,0 +1,210 @@
+using CandyHouseContracts.DataModels;
+using CandyHouseContracts.Exceptions;
+using CandyHouseDatabase.Implementations;
+using CandyHouseDatabase.Models;
+using CandyHouseTests.Infrastructure;
+using CandyHouseTests.StoragesContracts;
+
+namespace CandyHouseTests.BusinessLogicContractsTests;
+
+[TestFixture]
+internal class ClientStorageContractTests : BaseStorageContractTest
+{
+    private ClientStorageContract _clientStorageContract;
+
+    [SetUp]
+    public void SetUp()
+    {
+        _clientStorageContract = new ClientStorageContract(CandyHouseDbContext);
+    }
+
+    [TearDown]
+    public void TearDown()
+    {
+        CandyHouseDbContext.RemoveSalesFromDatabase();
+        CandyHouseDbContext.RemoveEmployeesFromDatabase();
+        CandyHouseDbContext.RemoveClientsFromDatabase();
+    }
+
+    [Test]
+    public void Try_GetList_WhenHaveRecords_Test()
+    {
+        var client = CandyHouseDbContext.InsertClientToDatabaseAndReturn(phoneNumber: "+5-555-555-55-55");
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn(phoneNumber: "+6-666-666-66-66");
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn(phoneNumber: "+7-777-777-77-77");
+        var list = _clientStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Has.Count.EqualTo(3));
+        AssertElement(list.First(x => x.Id == client.Id), client);
+    }
+
+    [Test]
+    public void Try_GetList_WhenNoRecords_Test()
+    {
+        var list = _clientStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        Assert.That(list, Is.Empty);
+    }
+
+    [Test]
+    public void Try_GetList_WhenDifferentConfigTypes_Test()
+    {
+        var clientBasic = CandyHouseDbContext.InsertClientToDatabaseAndReturn(phoneNumber: "+5-555-555-55-55");
+        var clientSilver =
+            CandyHouseDbContext.InsertClientToDatabaseAndReturn(phoneNumber: "+6-666-666-66-66", discountSize: 10);
+        var clientGolden =
+            CandyHouseDbContext.InsertClientToDatabaseAndReturn(phoneNumber: "+7-777-777-77-77", discountSize: 20);
+        var list = _clientStorageContract.GetList();
+        Assert.That(list, Is.Not.Null);
+        AssertElement(list.First(x => x.Id == clientBasic.Id), clientBasic);
+        AssertElement(list.First(x => x.Id == clientSilver.Id), clientSilver);
+        AssertElement(list.First(x => x.Id == clientGolden.Id), clientGolden);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenHaveRecord_Test()
+    {
+        var client = CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        AssertElement(_clientStorageContract.GetElementById(client.Id), client);
+    }
+
+    [Test]
+    public void Try_GetElementById_WhenNoRecord_Test()
+    {
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        Assert.That(() => _clientStorageContract.GetElementById(Guid.NewGuid().ToString()), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementByFIO_WhenHaveRecord_Test()
+    {
+        var client = CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        AssertElement(_clientStorageContract.GetElementByFIO(client.FIO), client);
+    }
+
+    [Test]
+    public void Try_GetElementByFIO_WhenNoRecord_Test()
+    {
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        Assert.That(() => _clientStorageContract.GetElementByFIO("New Fio"), Is.Null);
+    }
+
+    [Test]
+    public void Try_GetElementByPhoneNumber_WhenHaveRecord_Test()
+    {
+        var client = CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        AssertElement(_clientStorageContract.GetElementByPhoneNumber(client.PhoneNumber), client);
+    }
+
+    [Test]
+    public void Try_GetElementByPhoneNumber_WhenNoRecord_Test()
+    {
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        Assert.That(() => _clientStorageContract.GetElementByPhoneNumber("+8-888-888-88-88"), Is.Null);
+    }
+
+    [Test]
+    public void Try_AddElement_Test()
+    {
+        var client = CreateModel(Guid.NewGuid().ToString());
+        _clientStorageContract.AddElement(client);
+        AssertElement(CandyHouseDbContext.GetClientFromDatabase(client.Id), client);
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSameId_Test()
+    {
+        var client = CreateModel(Guid.NewGuid().ToString(), "New Fio", "+5-555-555-55-55", 10);
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn(client.Id);
+        Assert.That(() => _clientStorageContract.AddElement(client), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_AddElement_WhenHaveRecordWithSamePhoneNumber_Test()
+    {
+        var client = CreateModel(Guid.NewGuid().ToString(), "New Fio", "+5-555-555-55-55", 10);
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn(phoneNumber: client.PhoneNumber);
+        Assert.That(() => _clientStorageContract.AddElement(client), Throws.TypeOf<ElementExistsException>());
+    }
+
+    [Test]
+    public void Try_UpdElement_Test()
+    {
+        var client = CreateModel(Guid.NewGuid().ToString(), "New Fio", "+5-555-555-55-55", 10);
+        CandyHouseDbContext.InsertClientToDatabaseAndReturn(client.Id);
+        _clientStorageContract.UpdElement(client);
+        AssertElement(CandyHouseDbContext.GetClientFromDatabase(client.Id), client);
+    }
+
+    [Test]
+    public void Try_UpdElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _clientStorageContract.UpdElement(CreateModel(Guid.NewGuid().ToString())),
+            Throws.TypeOf<ElementNotFoundException>());
+    }
+
+
+    [Test]
+    public void Try_DelElement_Test()
+    {
+        var client = CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        _clientStorageContract.DelElement(client.Id);
+        Assert.That(CandyHouseDbContext.GetClientFromDatabase(client.Id), Is.Null);
+    }
+
+    [Test]
+    public void Try_DelElement_WhenHaveSalesByThisClient_Test()
+    {
+        var client = CandyHouseDbContext.InsertClientToDatabaseAndReturn();
+        var worker = CandyHouseDbContext.InsertEmployeeToDatabaseAndReturn();
+        CandyHouseDbContext.InsertSaleToDatabaseAndReturn(worker.Id, client.Id);
+        CandyHouseDbContext.InsertSaleToDatabaseAndReturn(worker.Id, client.Id);
+        var salesBeforeDelete = CandyHouseDbContext.GetSalesByClientId(client.Id);
+        _clientStorageContract.DelElement(client.Id);
+        var element = CandyHouseDbContext.GetClientFromDatabase(client.Id);
+        var salesAfterDelete = CandyHouseDbContext.GetSalesByClientId(client.Id);
+        var salesNoClients = CandyHouseDbContext.GetSalesByClientId(null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(element, Is.Null);
+            Assert.That(salesBeforeDelete, Has.Length.EqualTo(2));
+            Assert.That(salesAfterDelete, Is.Empty);
+            Assert.That(salesNoClients, Has.Length.EqualTo(2));
+        });
+    }
+
+    [Test]
+    public void Try_DelElement_WhenNoRecordWithThisId_Test()
+    {
+        Assert.That(() => _clientStorageContract.DelElement(Guid.NewGuid().ToString()),
+            Throws.TypeOf<ElementNotFoundException>());
+    }
+
+    private static void AssertElement(ClientDataModel? actual, Client expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.FIO, Is.EqualTo(expected.FIO));
+            Assert.That(actual.PhoneNumber, Is.EqualTo(expected.PhoneNumber));
+            Assert.That(actual.DiscountSize, Is.EqualTo(expected.DiscountSize));
+        });
+    }
+
+    private static ClientDataModel CreateModel(string id, string fio = "test", string phoneNumber = "+7-777-777-77-77",
+        double discountSize = 10)
+        => new(id, fio, phoneNumber, discountSize);
+
+    private static void AssertElement(Client? actual, ClientDataModel expected)
+    {
+        Assert.That(actual, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(actual.Id, Is.EqualTo(expected.Id));
+            Assert.That(actual.FIO, Is.EqualTo(expected.FIO));
+            Assert.That(actual.PhoneNumber, Is.EqualTo(expected.PhoneNumber));
+            Assert.That(actual.DiscountSize, Is.EqualTo(expected.DiscountSize));
+        });
+    }
+}

CandyHouseSolution/CandyHouseTests/BusinessLogicContractsTests/EmployeeBusinessLogicContractTests.cs

@@ -37,9 +37,9 @@ internal class EmployeeBusinessLogicContractTests
         //Arrange
         var listOriginal = new List<EmployeeDataModel>()
         {
-            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
-            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, true),
-            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
+            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
+            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, true),
+            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
         };
         _employeeStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
         //Act
@@ -101,9 +101,9 @@ internal class EmployeeBusinessLogicContractTests
         var postId = Guid.NewGuid().ToString();
         var listOriginal = new List<EmployeeDataModel>()
         {
-            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
-            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, true),
-            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
+            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
+            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, true),
+            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
         };
         _employeeStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
         //Act
@@ -182,9 +182,9 @@ internal class EmployeeBusinessLogicContractTests
         var date = DateTime.UtcNow;
         var listOriginal = new List<EmployeeDataModel>()
         {
-            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
-            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, true),
-            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
+            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
+            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, true),
+            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
         };
         _employeeStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
         //Act
@@ -258,9 +258,9 @@ internal class EmployeeBusinessLogicContractTests
         var date = DateTime.UtcNow;
         var listOriginal = new List<EmployeeDataModel>()
         {
-            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
-            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, true),
-            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false),
+            new(Guid.NewGuid().ToString(), "fio 1", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
+            new(Guid.NewGuid().ToString(), "fio 2", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, true),
+            new(Guid.NewGuid().ToString(), "fio 3", "gg@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false),
         };
         _employeeStorageContract.Setup(x => x.GetList(It.IsAny<bool>(), It.IsAny<string?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>(), It.IsAny<DateTime?>())).Returns(listOriginal);
         //Act
@@ -332,7 +332,7 @@ internal class EmployeeBusinessLogicContractTests
     {
         //Arrange
         var id = Guid.NewGuid().ToString();
-        var record = new EmployeeDataModel(id, "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false);
+        var record = new EmployeeDataModel(id, "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false);
         _employeeStorageContract.Setup(x => x.GetElementById(id)).Returns(record);
         //Act
         var element = _employeeBusinessLogicContract.GetEmployeeByData(id);
@@ -347,7 +347,7 @@ internal class EmployeeBusinessLogicContractTests
     {
         //Arrange
         var fio = "fio";
-        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), fio, "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false);
+        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), fio, "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false);
         _employeeStorageContract.Setup(x => x.GetElementByFIO(fio)).Returns(record);
         //Act
         var element = _employeeBusinessLogicContract.GetEmployeeByData(fio);
@@ -362,7 +362,7 @@ internal class EmployeeBusinessLogicContractTests
     {
         //Arrange
         var email = "123@gmail.com";
-        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", email, Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false);
+        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", email, Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false);
         _employeeStorageContract.Setup(x => x.GetElementByEmail(email)).Returns(record);
         //Act
         var element = _employeeBusinessLogicContract.GetEmployeeByData(email);
@@ -427,7 +427,7 @@ internal class EmployeeBusinessLogicContractTests
     {
         //Arrange
         var flag = false;
-        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false);
+        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false);
         _employeeStorageContract.Setup(x => x.AddElement(It.IsAny<EmployeeDataModel>()))
             .Callback((EmployeeDataModel x) =>
             {
@@ -447,7 +447,7 @@ internal class EmployeeBusinessLogicContractTests
         //Arrange
         _employeeStorageContract.Setup(x => x.AddElement(It.IsAny<EmployeeDataModel>())).Throws(new ElementExistsException("Data", "Data"));
         //Act&Assert
-        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ElementExistsException>());
+        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false)), Throws.TypeOf<ElementExistsException>());
         _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Once);
     }
 
@@ -463,7 +463,7 @@ internal class EmployeeBusinessLogicContractTests
     public void InsertEmployee_InvalidRecord_ThrowException_Test()
     {
         //Act&Assert
-        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new EmployeeDataModel("id", "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ValidationException>());
+        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new EmployeeDataModel("id", "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false)), Throws.TypeOf<ValidationException>());
         _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Never);
     }
 
@@ -473,7 +473,7 @@ internal class EmployeeBusinessLogicContractTests
         //Arrange
         _employeeStorageContract.Setup(x => x.AddElement(It.IsAny<EmployeeDataModel>())).Throws(new StorageException(new InvalidOperationException()));
         //Act&Assert
-        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<StorageException>());
+        Assert.That(() => _employeeBusinessLogicContract.InsertEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false)), Throws.TypeOf<StorageException>());
         _employeeStorageContract.Verify(x => x.AddElement(It.IsAny<EmployeeDataModel>()), Times.Once);
     }
 
@@ -482,7 +482,7 @@ internal class EmployeeBusinessLogicContractTests
     {
         //Arrange
         var flag = false;
-        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false);
+        var record = new EmployeeDataModel(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false);
         _employeeStorageContract.Setup(x => x.UpdElement(It.IsAny<EmployeeDataModel>()))
             .Callback((EmployeeDataModel x) =>
             {
@@ -502,7 +502,7 @@ internal class EmployeeBusinessLogicContractTests
         //Arrange
         _employeeStorageContract.Setup(x => x.UpdElement(It.IsAny<EmployeeDataModel>())).Throws(new ElementNotFoundException(""));
         //Act&Assert
-        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ElementNotFoundException>());
+        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false)), Throws.TypeOf<ElementNotFoundException>());
         _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Once);
     }
 
@@ -518,7 +518,7 @@ internal class EmployeeBusinessLogicContractTests
     public void UpdateEmployee_InvalidRecord_ThrowException_Test()
     {
         //Act&Assert
-        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new EmployeeDataModel("id", "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<ValidationException>());
+        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new EmployeeDataModel("id", "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false)), Throws.TypeOf<ValidationException>());
         _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Never);
     }
 
@@ -528,7 +528,7 @@ internal class EmployeeBusinessLogicContractTests
         //Arrange
         _employeeStorageContract.Setup(x => x.UpdElement(It.IsAny<EmployeeDataModel>())).Throws(new StorageException(new InvalidOperationException()));
         //Act&Assert
-        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18).AddDays(-1), DateTime.Now, false)), Throws.TypeOf<StorageException>());
+        Assert.That(() => _employeeBusinessLogicContract.UpdateEmployee(new(Guid.NewGuid().ToString(), "fio", "123@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18).AddDays(-1), DateTime.UtcNow, false)), Throws.TypeOf<StorageException>());
         _employeeStorageContract.Verify(x => x.UpdElement(It.IsAny<EmployeeDataModel>()), Times.Once);
     }
 

CandyHouseSolution/CandyHouseTests/BusinessLogicContractsTests/ReportContractTests.cs

@@ -0,0 +1,446 @@
+using CandyHouseBusinessLogic.Implementations;
+using CandyHouseBusinessLogic.OfficePackage;
+using CandyHouseContracts.DataModels;
+using CandyHouseContracts.Enums;
+using CandyHouseContracts.Exceptions;
+using CandyHouseContracts.StoragesContracts;
+using Microsoft.Extensions.Logging;
+using Moq;
+
+namespace CandyHouseTests.BusinessLogicContractsTests;
+
+[TestFixture]
+internal class ReportContractTests
+{
+    private ReportContract _reportContract;
+    private Mock<IProductStorageContract> _productStorageContract;
+    private Mock<ISaleStorageContract> _saleStorageContract;
+    private Mock<IClientDiscountStorageContract> _clientDiscountStorageContract;
+    private Mock<BaseWordBuilder> _baseWordBuilder;
+    private Mock<BaseExcelBuilder> _baseExcelBuilder;
+    private Mock<BasePdfBuilder> _basePdfBuilder;
+
+    [OneTimeSetUp]
+    public void OneTimeSetUp()
+    {
+        _productStorageContract = new Mock<IProductStorageContract>();
+        _saleStorageContract = new Mock<ISaleStorageContract>();
+        _clientDiscountStorageContract = new Mock<IClientDiscountStorageContract>();
+        _baseWordBuilder = new Mock<BaseWordBuilder>();
+        _baseExcelBuilder = new Mock<BaseExcelBuilder>();
+        _basePdfBuilder = new Mock<BasePdfBuilder>();
+        _reportContract = new ReportContract(_productStorageContract.Object, _saleStorageContract.Object,
+            _clientDiscountStorageContract.Object, _baseWordBuilder.Object, _baseExcelBuilder.Object,
+            _basePdfBuilder.Object, new Mock<ILogger>().Object);
+    }
+
+    [SetUp]
+    public void SetUp()
+    {
+        _productStorageContract.Reset();
+        _saleStorageContract.Reset();
+        _clientDiscountStorageContract.Reset();
+    }
+
+    [Test]
+    public async Task GetDataProductHistoryPrices_ShouldSuccess_Test()
+    {
+        //Arrange
+        var product1 =
+            new ProductDataModel(Guid.NewGuid().ToString(), "Product 1", "descrption 1", 10, ProductType.Cake);
+        var product2 =
+            new ProductDataModel(Guid.NewGuid().ToString(), "Product 2", "desription 2", 20, ProductType.Cake);
+        _productStorageContract.Setup(x => x.GetListAsync(It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<ProductDataModel> { product1, product2 }));
+        _productStorageContract.Setup(x => x.GetHistoryByProductId(product1.Id)).Returns(
+            new List<ProductHistoryDataModel>
+            {
+                new(product1.Id, 15, DateTime.UtcNow.AddDays(-2), product1),
+                new(product1.Id, 12, DateTime.UtcNow.AddDays(-1), product1)
+            });
+        _productStorageContract.Setup(x => x.GetHistoryByProductId(product2.Id)).Returns(
+            new List<ProductHistoryDataModel>
+            {
+                new(product2.Id, 25, DateTime.UtcNow.AddDays(-3), product2),
+                new(product2.Id, 22, DateTime.UtcNow.AddDays(-2), product2),
+                new(product2.Id, 18, DateTime.UtcNow.AddDays(-1), product2)
+            });
+        //Act
+        var data = await _reportContract.GetDataProductHistoryPricesAsync(CancellationToken.None);
+        //Assert
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data, Has.Count.EqualTo(2));
+        Assert.Multiple(() =>
+        {
+            Assert.That(data.First(x => x.ProductName == product1.ProductName).Prices, Has.Count.EqualTo(2));
+            Assert.That(data.First(x => x.ProductName == product2.ProductName).Prices, Has.Count.EqualTo(3));
+        });
+        _productStorageContract.Verify(x => x.GetListAsync(It.IsAny<CancellationToken>()), Times.Once);
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(product1.Id), Times.Once);
+        _productStorageContract.Verify(x => x.GetHistoryByProductId(product2.Id), Times.Once);
+    }
+
+    [Test]
+    public async Task GetDataProductHistoryPrices_WhenNoRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x => x.GetListAsync(It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<ProductDataModel>()));
+        //Act
+        var data = await _reportContract.GetDataProductHistoryPricesAsync(CancellationToken.None);
+        //Assert
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data, Has.Count.EqualTo(0));
+        _productStorageContract.Verify(x => x.GetListAsync(It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public void GetDataProductHistoryPrices_WhenStorageThrowError_ShouldFail_Test()
+    {
+        //Arrange
+        _productStorageContract.Setup(x => x.GetListAsync(It.IsAny<CancellationToken>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(async () => await _reportContract.GetDataProductHistoryPricesAsync(CancellationToken.None),
+            Throws.TypeOf<StorageException>());
+        _productStorageContract.Verify(x => x.GetListAsync(It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public async Task GetDataSalesByPeriod_ShouldSuccess_Test()
+    {
+        //Arrange
+        _saleStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<SaleDataModel>()
+            {
+                new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), null, DiscountType.RegularCustomer, false,
+                    [new SaleProductDataModel("", Guid.NewGuid().ToString(), 10, 10)]),
+                new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), null, DiscountType.RegularCustomer, false,
+                    [new SaleProductDataModel("", Guid.NewGuid().ToString(), 10, 10)])
+            }));
+        //Act
+        var data = await _reportContract.GetDataSaleByPeriodAsync(DateTime.UtcNow.AddDays(-1), DateTime.UtcNow,
+            CancellationToken.None);
+        //Assert
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data, Has.Count.EqualTo(2));
+        _saleStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public async Task GetDataSalesByPeriod_WhenNoRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        _saleStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<SaleDataModel>()));
+        //Act
+        var data = await _reportContract.GetDataSaleByPeriodAsync(DateTime.UtcNow.AddDays(-1), DateTime.UtcNow,
+            CancellationToken.None);
+        //Assert
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data, Has.Count.EqualTo(0));
+        _saleStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public void GetDataSalesByPeriod_WhenIncorrectDates_ShouldFail_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(async () => await _reportContract.GetDataSaleByPeriodAsync(date, date, CancellationToken.None),
+            Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(
+            async () => await _reportContract.GetDataSaleByPeriodAsync(date, DateTime.UtcNow.AddDays(-1),
+                CancellationToken.None), Throws.TypeOf<IncorrectDatesException>());
+    }
+
+    [Test]
+    public void GetDataBySalesByPeriod_WhenStorageThrowError_ShouldFail_Test()
+    {
+        //Arrange
+        _saleStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(
+            async () => await _reportContract.GetDataSaleByPeriodAsync(DateTime.UtcNow.AddDays(-1), DateTime.UtcNow,
+                CancellationToken.None), Throws.TypeOf<StorageException>());
+        _saleStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public async Task GetDataClientDiscountByPeriod_ShouldSuccess_Test()
+    {
+        //Arrange
+        var startDate = DateTime.UtcNow.AddDays(-20);
+        var endDate = DateTime.UtcNow.AddDays(5);
+        var client1 = new ClientDataModel(Guid.NewGuid().ToString(), "fio 1", "+7-111-111-11-13", 0.1d);
+        var client2 = new ClientDataModel(Guid.NewGuid().ToString(), "fio 2", "+7-111-111-11-15", 0.1d);
+        _clientDiscountStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<ClientDiscountDataModel>()
+            {
+                new(client1.Id, DateTime.UtcNow.AddDays(-10), 100, client1),
+                new(client1.Id, endDate, 1000, client1),
+                new(client1.Id, startDate, 1000, client1),
+                new(client2.Id, DateTime.UtcNow.AddDays(-10), 100, client2),
+                new(client2.Id, DateTime.UtcNow.AddDays(-5), 200, client2)
+            }));
+        //Act
+        var data = await _reportContract.GetDataClientDiscountByPeriodAsync(DateTime.UtcNow.AddDays(-1),
+            DateTime.UtcNow, CancellationToken.None);
+        //Assert
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data, Has.Count.EqualTo(2));
+        var client1Discount = data.First(x => x.ClientFIO == client1.FIO);
+        Assert.That(client1Discount, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(client1Discount.TotalDiscount, Is.EqualTo(2100));
+            Assert.That(client1Discount.FromPeriod, Is.EqualTo(startDate));
+            Assert.That(client1Discount.ToPeriod, Is.EqualTo(endDate));
+        });
+        var client2Discount = data.First(x => x.ClientFIO == client2.FIO);
+        Assert.That(client2Discount, Is.Not.Null);
+        Assert.That(client2Discount.TotalDiscount, Is.EqualTo(300));
+        _clientDiscountStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public async Task GetDataClientDiscountByPeriod_WhenNoRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        _clientDiscountStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<ClientDiscountDataModel>()));
+        //Act
+        var data = await _reportContract.GetDataClientDiscountByPeriodAsync(DateTime.UtcNow.AddDays(-1),
+            DateTime.UtcNow, CancellationToken.None);
+        //Assert
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data, Has.Count.EqualTo(0));
+        _clientDiscountStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public void GetDataClientDiscountByPeriod_WhenIncorrectDates_ShouldFail_Test()
+    {
+        //Arrange
+        var date = DateTime.UtcNow;
+        //Act&Assert
+        Assert.That(
+            async () => await _reportContract.GetDataClientDiscountByPeriodAsync(date, date, CancellationToken.None),
+            Throws.TypeOf<IncorrectDatesException>());
+        Assert.That(
+            async () => await _reportContract.GetDataClientDiscountByPeriodAsync(date, DateTime.UtcNow.AddDays(-1),
+                CancellationToken.None), Throws.TypeOf<IncorrectDatesException>());
+    }
+
+    [Test]
+    public void GetDataClientDiscountByPeriod_WhenStorageThrowError_ShouldFail_Test()
+    {
+        //Arrange
+        _clientDiscountStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Throws(new StorageException(new InvalidOperationException()));
+        //Act&Assert
+        Assert.That(
+            async () => await _reportContract.GetDataClientDiscountByPeriodAsync(DateTime.UtcNow.AddDays(-1),
+                DateTime.UtcNow, CancellationToken.None), Throws.TypeOf<StorageException>());
+        _clientDiscountStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+    }
+
+    [Test]
+    public async Task CreateDocumentProductHistoryPrices_ShouldSuccess_Test()
+    {
+        //Arrange
+        var product1 = new ProductDataModel(Guid.NewGuid().ToString(), "Product 1", "description Product 1", 10,
+            ProductType.Cake);
+        var product2 = new ProductDataModel(Guid.NewGuid().ToString(), "Product 2", "description Product 2", 20,
+            ProductType.Cake);
+        _productStorageContract.Setup(x => x.GetListAsync(It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<ProductDataModel> { product1, product2 }));
+        _productStorageContract.Setup(x => x.GetHistoryByProductId(product1.Id)).Returns(
+            new List<ProductHistoryDataModel>
+            {
+                new(product1.Id, 15, DateTime.UtcNow.AddDays(-2), product1),
+                new(product1.Id, 12, DateTime.UtcNow.AddDays(-1), product1)
+            });
+        _productStorageContract.Setup(x => x.GetHistoryByProductId(product2.Id)).Returns(
+            new List<ProductHistoryDataModel>
+            {
+                new(product2.Id, 25, DateTime.UtcNow.AddDays(-3), product2)
+            });
+        _baseWordBuilder.Setup(x => x.AddHeader(It.IsAny<string>())).Returns(_baseWordBuilder.Object);
+        _baseWordBuilder.Setup(x => x.AddParagraph(It.IsAny<string>())).Returns(_baseWordBuilder.Object);
+        var countRows = 0;
+        string[] firstRow = [];
+        string[] secondRow = [];
+        string[] thirdRow = [];
+        _baseWordBuilder.Setup(x => x.AddTable(It.IsAny<int[]>(), It.IsAny<List<string[]>>()))
+            .Callback((int[] widths, List<string[]> data) =>
+            {
+                countRows = data.Count;
+                firstRow = data[0];
+                secondRow = data[1];
+                thirdRow = data[2];
+            })
+            .Returns(_baseWordBuilder.Object);
+        //Act
+        var result = await _reportContract.CreateDocumentProductHistoryPricesAsync(CancellationToken.None);
+        //Assert
+        _productStorageContract.Verify(x => x.GetListAsync(It.IsAny<CancellationToken>()), Times.Once);
+        _baseWordBuilder.Verify(x => x.AddHeader(It.IsAny<string>()), Times.Once);
+        _baseWordBuilder.Verify(x => x.AddParagraph(It.IsAny<string>()), Times.Once);
+        _baseWordBuilder.Verify(x => x.AddTable(It.IsAny<int[]>(), It.IsAny<List<string[]>>()), Times.Once);
+        _baseWordBuilder.Verify(x => x.Build(), Times.Once);
+        Assert.Multiple(() =>
+        {
+            Assert.That(countRows, Is.EqualTo(6));
+            Assert.That(firstRow, Has.Length.EqualTo(3));
+            Assert.That(secondRow, Has.Length.EqualTo(3));
+            Assert.That(thirdRow, Has.Length.EqualTo(3));
+        });
+        Assert.Multiple(() =>
+        {
+            Assert.That(firstRow[0], Is.EqualTo("Продукт"));
+            Assert.That(firstRow[1], Is.EqualTo("Цена"));
+            Assert.That(firstRow[2], Is.EqualTo("Дата"));
+            Assert.That(secondRow[0], Is.EqualTo(product1.ProductName));
+            Assert.That(secondRow[1], Is.Empty);
+            Assert.That(secondRow[2], Is.Empty);
+            Assert.That(thirdRow[0], Is.Empty);
+            Assert.That(thirdRow[1], Is.EqualTo(12.ToString("N2")));
+            Assert.That(thirdRow[2], Is.EqualTo(DateTime.UtcNow.AddDays(-1).ToString("dd.MM.yyyy")));
+        });
+    }
+
+    [Test]
+    public async Task CreateDocumentSalesByPeriod_ShouldSuccess_Test()
+    {
+        var porduct1 =
+            new ProductDataModel(Guid.NewGuid().ToString(), "name 1", "description 1", 10, ProductType.Candy);
+        var porduct2 =
+            new ProductDataModel(Guid.NewGuid().ToString(), "name 2", "description 2", 10, ProductType.Candy);
+        _saleStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<SaleDataModel>()
+            {
+                new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), null, DiscountType.RegularCustomer, false,
+                [
+                    new SaleProductDataModel("", porduct1.Id, 10, 10, porduct1),
+                    new SaleProductDataModel("", porduct2.Id, 10, 10, porduct2)
+                ]),
+                new(Guid.NewGuid().ToString(), Guid.NewGuid().ToString(), null, DiscountType.RegularCustomer, false,
+                    [new SaleProductDataModel("", porduct2.Id, 10, 10, porduct2)])
+            }));
+        _baseExcelBuilder.Setup(x => x.AddHeader(It.IsAny<string>(), It.IsAny<int>(), It.IsAny<int>()))
+            .Returns(_baseExcelBuilder.Object);
+        _baseExcelBuilder.Setup(x => x.AddParagraph(It.IsAny<string>(), It.IsAny<int>()))
+            .Returns(_baseExcelBuilder.Object);
+        var countRows = 0;
+        string[] firstRow = [];
+        string[] secondRow = [];
+        _baseExcelBuilder.Setup(x => x.AddTable(It.IsAny<int[]>(), It.IsAny<List<string[]>>()))
+            .Callback((int[] widths, List<string[]> data) =>
+            {
+                countRows = data.Count;
+                firstRow = data[0];
+                secondRow = data[1];
+            })
+            .Returns(_baseExcelBuilder.Object);
+        //Act
+        var data = await _reportContract.CreateDocumentSalesByPeriodAsync(DateTime.UtcNow.AddDays(-1), DateTime.UtcNow,
+            CancellationToken.None);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(countRows, Is.EqualTo(7));
+            Assert.That(firstRow, Is.Not.EqualTo(default));
+            Assert.That(secondRow, Is.Not.EqualTo(default));
+        });
+        Assert.Multiple(() =>
+        {
+            Assert.That(firstRow[0], Is.EqualTo("Дата"));
+            Assert.That(firstRow[1], Is.EqualTo("Сумма"));
+            Assert.That(firstRow[2], Is.EqualTo("Скидка"));
+            Assert.That(firstRow[3], Is.EqualTo("Продавец"));
+            Assert.That(firstRow[4], Is.EqualTo("Товар"));
+            Assert.That(firstRow[5], Is.EqualTo("Кол-во"));
+            Assert.That(secondRow[0], Is.EqualTo(DateTime.UtcNow.ToString("dd.MM.yyyy")));
+            Assert.That(secondRow[1], Is.EqualTo(200.ToString("N2")));
+            Assert.That(secondRow[2], Is.EqualTo(100.ToString("N2")));
+        });
+        _saleStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+        _baseExcelBuilder.Verify(x => x.AddHeader(It.IsAny<string>(), It.IsAny<int>(), It.IsAny<int>()), Times.Once);
+        _baseExcelBuilder.Verify(x => x.AddParagraph(It.IsAny<string>(), It.IsAny<int>()), Times.Once);
+        _baseExcelBuilder.Verify(x => x.AddTable(It.IsAny<int[]>(), It.IsAny<List<string[]>>()), Times.Once);
+        _baseExcelBuilder.Verify(x => x.Build(), Times.Once);
+    }
+
+    [Test]
+    public async Task CreateDocumentClientDiscountByPeriod_ShouldeSuccess_Test()
+    {
+        //Arrange
+        var startDate = DateTime.UtcNow.AddDays(-20);
+        var endDate = DateTime.UtcNow.AddDays(5);
+        var client1 = new ClientDataModel(Guid.NewGuid().ToString(), "fio 1", "+7-111-111-11-13", 0.1d);
+        var client2 = new ClientDataModel(Guid.NewGuid().ToString(), "fio 2", "+7-111-111-11-15", 0.1d);
+        _clientDiscountStorageContract
+            .Setup(x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()))
+            .Returns(Task.FromResult(new List<ClientDiscountDataModel>()
+            {
+                new(client1.Id, DateTime.UtcNow.AddDays(-10), 100, client1),
+                new(client1.Id, endDate, 1000, client1),
+                new(client1.Id, startDate, 1000, client1),
+                new(client2.Id, DateTime.UtcNow.AddDays(-10), 100, client2),
+                new(client2.Id, DateTime.UtcNow.AddDays(-5), 200, client2)
+            }));
+        _basePdfBuilder.Setup(x => x.AddHeader(It.IsAny<string>())).Returns(_basePdfBuilder.Object);
+        _basePdfBuilder.Setup(x => x.AddParagraph(It.IsAny<string>())).Returns(_basePdfBuilder.Object);
+        var countRows = 0;
+        (string, double) firstRow = default;
+        (string, double) secondRow = default;
+        _basePdfBuilder.Setup(x => x.AddPieChart(It.IsAny<string>(), It.IsAny<List<(string, double)>>()))
+            .Callback((string header, List<(string, double)> data) =>
+            {
+                countRows = data.Count;
+                firstRow = data[0];
+                secondRow = data[1];
+            })
+            .Returns(_basePdfBuilder.Object);
+        //Act
+        var data = await _reportContract.CreateDocumentClientDiscountByPeriodAsync(DateTime.UtcNow.AddDays(-1),
+            DateTime.UtcNow, CancellationToken.None);
+        //Assert
+        Assert.Multiple(() =>
+        {
+            Assert.That(countRows, Is.EqualTo(2));
+            Assert.That(firstRow, Is.Not.EqualTo(default));
+            Assert.That(secondRow, Is.Not.EqualTo(default));
+        });
+        Assert.Multiple(() =>
+        {
+            Assert.That(firstRow.Item1, Is.EqualTo(client1.FIO));
+            Assert.That(firstRow.Item2, Is.EqualTo(2100));
+            Assert.That(secondRow.Item1, Is.EqualTo(client2.FIO));
+            Assert.That(secondRow.Item2, Is.EqualTo(300));
+        });
+        _clientDiscountStorageContract.Verify(
+            x => x.GetListAsync(It.IsAny<DateTime>(), It.IsAny<DateTime>(), It.IsAny<CancellationToken>()), Times.Once);
+        _basePdfBuilder.Verify(x => x.AddHeader(It.IsAny<string>()), Times.Once);
+        _basePdfBuilder.Verify(x => x.AddParagraph(It.IsAny<string>()), Times.Once);
+        _basePdfBuilder.Verify(x => x.AddPieChart(It.IsAny<string>(), It.IsAny<List<(string, double)>>()), Times.Once);
+        _basePdfBuilder.Verify(x => x.Build(), Times.Once);
+    }
+}

CandyHouseSolution/CandyHouseTests/DataModelTests/ClientDataModelTests.cs

@@ -58,14 +58,14 @@ internal class ClientDataModelTests
         var fio = "Fio";
         var phoneNumber = "+7-777-777-77-77";
         var discountSize = 11;
-        var buyer = CreateDataModel(clientId, fio, phoneNumber, discountSize);
-        Assert.That(() => buyer.Validate(), Throws.Nothing);
+        var client = CreateDataModel(clientId, fio, phoneNumber, discountSize);
+        Assert.That(() => client.Validate(), Throws.Nothing);
         Assert.Multiple(() =>
         {
-            Assert.That(buyer.Id, Is.EqualTo(clientId));
-            Assert.That(buyer.FIO, Is.EqualTo(fio));
-            Assert.That(buyer.PhoneNumber, Is.EqualTo(phoneNumber));
-            Assert.That(buyer.DiscountSize, Is.EqualTo(discountSize));
+            Assert.That(client.Id, Is.EqualTo(clientId));
+            Assert.That(client.FIO, Is.EqualTo(fio));
+            Assert.That(client.PhoneNumber, Is.EqualTo(phoneNumber));
+            Assert.That(client.DiscountSize, Is.EqualTo(discountSize));
         });
     }
 

CandyHouseSolution/CandyHouseTests/DataModelTests/EmployeeDataModelTests.cs

@@ -14,73 +14,73 @@ internal class EmployeeDataModelTests
     [Test]
     public void IdIsNullOrEmptyTest()
     {
-        var employee = CreateDataModel(null, "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        var employee = CreateDataModel(null, "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
-        employee = CreateDataModel(string.Empty, "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        employee = CreateDataModel(string.Empty, "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void IdIsNotGuidTest()
     {
-        var employee = CreateDataModel("id", "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        var employee = CreateDataModel("id", "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void FIOIsNullOrEmptyTest()
     {
-        var employee = CreateDataModel(Guid.NewGuid().ToString(), null, "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        var employee = CreateDataModel(Guid.NewGuid().ToString(), null, "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
-        employee = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        employee = CreateDataModel(Guid.NewGuid().ToString(), string.Empty, "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void EmailIsNullOrEmptyTest()
     {
-        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", null, Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", null, Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
-        employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", string.Empty, Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", string.Empty, Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void EmailIsIncorrectTest()
     {
-        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now, false);
+        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void PostIdIsNullOrEmptyTest()
     {
-        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", null, DateTime.Now.AddYears(-18), DateTime.Now, false);
+        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", null, DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
-        employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", string.Empty, DateTime.Now.AddYears(-18), DateTime.Now, false);
+        employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", string.Empty, DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void PostIdIsNotGuidTest()
     {
-        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", "postId", DateTime.Now.AddYears(-18), DateTime.Now, false);
+        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", "postId", DateTime.UtcNow.AddYears(-18), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void BirthDateIsNotCorrectTest()
     {
-        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-16).AddDays(1), DateTime.Now, false);
+        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-16).AddDays(1), DateTime.UtcNow, false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void BirthDateAndEmploymentDateIsNotCorrectTest()
     {
-        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now.AddYears(-18).AddDays(-1), false);
+        var employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow.AddYears(-18).AddDays(-1), false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
-        employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.Now.AddYears(-18), DateTime.Now.AddYears(-16), false);
+        employee = CreateDataModel(Guid.NewGuid().ToString(), "fio", "abc@gmail.com", Guid.NewGuid().ToString(), DateTime.UtcNow.AddYears(-18), DateTime.UtcNow.AddYears(-16), false);
         Assert.That(() => employee.Validate(), Throws.TypeOf<ValidationException>());
     }
 
@@ -91,8 +91,8 @@ internal class EmployeeDataModelTests
         var fio = "fio";
         var employeeEmail = "abc@gmail.com";
         var postId = Guid.NewGuid().ToString();
-        var birthDate = DateTime.Now.AddYears(-18).AddDays(-1);
-        var employmentDate = DateTime.Now;
+        var birthDate = DateTime.UtcNow.AddYears(-18).AddDays(-1);
+        var employmentDate = DateTime.UtcNow;
         var isDelete = false;
         var employee = CreateDataModel(employeeId, fio, employeeEmail, postId, birthDate, employmentDate, isDelete);
         Assert.That(() => employee.Validate(), Throws.Nothing);

CandyHouseSolution/CandyHouseTests/DataModelTests/SalaryDataModelTests.cs

@@ -14,25 +14,25 @@ internal class SalaryDataModelTests
     [Test]
     public void EmployeeIdIsEmptyTest()
     {
-        var salary = CreateDataModel(null, DateTime.Now, 10);
+        var salary = CreateDataModel(null, DateTime.UtcNow, 10);
         Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
-        salary = CreateDataModel(string.Empty, DateTime.Now, 10);
+        salary = CreateDataModel(string.Empty, DateTime.UtcNow, 10);
         Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void EmployeeIdIsNotGuidTest()
     {
-        var salary = CreateDataModel("employeeId", DateTime.Now, 10);
+        var salary = CreateDataModel("employeeId", DateTime.UtcNow, 10);
         Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
     }
 
     [Test]
     public void SalaryIsLessOrZeroTest()
     {
-        var salary = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, 0);
+        var salary = CreateDataModel(Guid.NewGuid().ToString(), DateTime.UtcNow, 0);
         Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
-        salary = CreateDataModel(Guid.NewGuid().ToString(), DateTime.Now, -10);
+        salary = CreateDataModel(Guid.NewGuid().ToString(), DateTime.UtcNow, -10);
         Assert.That(() => salary.Validate(), Throws.TypeOf<ValidationException>());
     }
 
@@ -40,7 +40,7 @@ internal class SalaryDataModelTests
     public void AllFieldsIsCorrectTest()
     {
         var employeeId = Guid.NewGuid().ToString();
-        var salaryDate = DateTime.Now.AddDays(-3).AddMinutes(-5);
+        var salaryDate = DateTime.UtcNow.AddDays(-3).AddMinutes(-5);
         var enployeeSalary = 10;
         var salary = CreateDataModel(employeeId, salaryDate, enployeeSalary);
         Assert.That(() => salary.Validate(), Throws.Nothing);

CandyHouseSolution/CandyHouseTests/Infrastructure/CandyHouseDbContextExtensions.cs

@@ -75,6 +75,13 @@ internal static class CandyHouseDbContextExtensions
         dbContext.SaveChanges();
         return employee;
     }
+    public static ClientDiscount InsertClientDiscountToDatabaseAndReturn(this CandyHouseDbContext dbContext, string clientId, double discountAmount = 1, DateTime? discountDate = null)
+    {
+        var clientDiscount = new ClientDiscount() { ClientId = clientId, DiscountAmount = discountAmount, DiscountDate = discountDate ?? DateTime.UtcNow };
+        dbContext.ClientDiscounts.Add(clientDiscount);
+        dbContext.SaveChanges();
+        return clientDiscount;
+    }
 
     public static Client? GetClientFromDatabase(this CandyHouseDbContext dbContext, string id) => dbContext.Clients.FirstOrDefault(x => x.Id == id);
 
@@ -91,6 +98,7 @@ internal static class CandyHouseDbContextExtensions
     public static Sale[] GetSalesByClientId(this CandyHouseDbContext dbContext, string? clientId) => [.. dbContext.Sales.Include(x => x.SaleProducts).Where(x => x.ClientId == clientId)];
 
     public static Employee? GetEmployeeFromDatabaseById(this CandyHouseDbContext dbContext, string id) => dbContext.Employees.FirstOrDefault(x => x.Id == id);
+    public static ClientDiscount[] GetClientDiscountsFromDatabaseByClientId(this CandyHouseDbContext dbContext, string id) => [.. dbContext.ClientDiscounts.Where(x => x.ClientId == id)];
 
     public static void RemoveClientsFromDatabase(this CandyHouseDbContext dbContext) => dbContext.ExecuteSqlRaw("TRUNCATE \"Clients\" CASCADE;");
 
@@ -103,6 +111,7 @@ internal static class CandyHouseDbContextExtensions
     public static void RemoveSalesFromDatabase(this CandyHouseDbContext dbContext) => dbContext.ExecuteSqlRaw("TRUNCATE \"Sales\" CASCADE;");
 
     public static void RemoveEmployeesFromDatabase(this CandyHouseDbContext dbContext) => dbContext.ExecuteSqlRaw("TRUNCATE \"Employees\" CASCADE;");
+    public static void RemoveClientDiscountsFromDatabase(this CandyHouseDbContext dbContext) => dbContext.ExecuteSqlRaw("TRUNCATE \"ClientDiscounts\" CASCADE;");
 
     private static void ExecuteSqlRaw(this CandyHouseDbContext dbContext, string command) => dbContext.Database.ExecuteSqlRaw(command);
 }

CandyHouseSolution/CandyHouseTests/StoragesContractsTests/ClientStorageContractTests.cs

@@ -149,7 +149,7 @@ internal class ClientStorageContractTests : BaseStorageContractTest
     }
 
     [Test]
-    public void Try_DelElement_WhenHaveSalesByThisBuyer_Test()
+    public void Try_DelElement_WhenHaveSalesByThisEmploeer_Test()
     {
         var client = InsertClientToDatabaseAndReturn(Guid.NewGuid().ToString());
         var employeeId = Guid.NewGuid().ToString();

CandyHouseSolution/CandyHouseTests/WebApiControllersTests/ReportControllerTests.cs

@@ -0,0 +1,218 @@
+using System.Net;
+using CandyHouseContracts.ViewModels;
+using CandyHouseTests.Infrastructure;
+
+namespace CandyHouseTests.WebApiControllersTests;
+
+[TestFixture]
+internal class ReportControllerTests : BaseWebApiControllerTest
+{
+    [TearDown]
+    public void TearDown()
+    {
+        CandyHouseDbContext.RemoveClientDiscountsFromDatabase();
+        CandyHouseDbContext.RemoveSalesFromDatabase();
+        CandyHouseDbContext.RemoveClientsFromDatabase();
+        CandyHouseDbContext.RemoveProductsFromDatabase();
+    }
+
+    [Test]
+    public async Task GetProductHistoryPrices_WhenHaveRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        var product1 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "Product 1", price: 10);
+        var product2 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "Product 2", price: 20);
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product1.Id, 17, DateTime.UtcNow.AddDays(-3));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product1.Id, 15, DateTime.UtcNow.AddDays(-2));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product1.Id, 12, DateTime.UtcNow.AddDays(-1));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product2.Id, 25, DateTime.UtcNow.AddDays(-4));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product2.Id, 26, DateTime.UtcNow.AddDays(-3));
+        //Act
+        var response = await HttpClient.GetAsync("/api/report/getproducthistoryprices");
+        //Assert
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.OK));
+        var data = await GetModelFromResponseAsync<List<ProductHistoryPricesViewModel>>(response);
+        Assert.That(data, Is.Not.Null);
+        Assert.Multiple(() =>
+        {
+            Assert.That(data, Has.Count.EqualTo(2));
+            Assert.That(data.First(x => x.ProductName == product1.ProductName).Prices, Has.Count.EqualTo(3));
+            Assert.That(data.First(x => x.ProductName == product2.ProductName).Prices, Has.Count.EqualTo(2));
+        });
+    }
+
+    [Test]
+    public async Task GetSales_WhenHaveRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        var worker = CandyHouseDbContext.InsertEmployeeToDatabaseAndReturn();
+        var product1 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "name 1");
+        var product2 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "name 2");
+        CandyHouseDbContext.InsertSaleToDatabaseAndReturn(worker.Id,
+            products: [(product1.Id, 10, 1.1), (product2.Id, 10, 1.1)]);
+        CandyHouseDbContext.InsertSaleToDatabaseAndReturn(worker.Id, products: [(product1.Id, 10, 1.1)]);
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/getsales?fromDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.OK));
+        var data = await GetModelFromResponseAsync<List<SaleViewModel>>(response);
+        Assert.That(data, Is.Not.Null);
+        Assert.Multiple(() => { Assert.That(data, Has.Count.EqualTo(2)); });
+    }
+
+    [Test]
+    public async Task GetSales_WhenDateIsIncorrect_ShouldBadRequest_Test()
+    {
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/getsales?fromDate={DateTime.UtcNow.AddDays(1):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.BadRequest));
+    }
+
+    [Test]
+    public async Task GetClientDiscount_WhenHaveRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        var client1 = CandyHouseDbContext.InsertClientToDatabaseAndReturn(fio: "fio 1", phoneNumber: "+5-555-555-55-55");
+        var client2 = CandyHouseDbContext.InsertClientToDatabaseAndReturn(fio: "fio 2", phoneNumber: "+5-555-555-57-56");
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client1.Id, discountAmount: 100,
+            discountDate: DateTime.UtcNow.AddDays(-10));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client1.Id, discountAmount: 1000,
+            discountDate: DateTime.UtcNow.AddDays(-5));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client1.Id, discountAmount: 200,
+            discountDate: DateTime.UtcNow.AddDays(5));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client2.Id, discountAmount: 500,
+            discountDate: DateTime.UtcNow.AddDays(-5));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client2.Id, discountAmount: 300,
+            discountDate: DateTime.UtcNow.AddDays(-3));
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/GetClientDiscount?fromDate={DateTime.UtcNow.AddDays(-7):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.OK));
+        var data = await GetModelFromResponseAsync<List<ClientDiscountByPeriodViewModel>>(response);
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data, Has.Count.EqualTo(2));
+        Assert.Multiple(() =>
+        {
+            Assert.That(data.First(x => x.ClientFIO == client1.FIO).TotalDiscount, Is.EqualTo(1000));
+            Assert.That(data.First(x => x.ClientFIO == client2.FIO).TotalDiscount, Is.EqualTo(800));
+        });
+    }
+
+    [Test]
+    public async Task GetClientDiscount_WhenDateIsIncorrect_ShouldBadRequest_Test()
+    {
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/GetClientDiscount?fromDate={DateTime.UtcNow.AddDays(1):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.BadRequest));
+    }
+
+    [Test]
+    public async Task LoadProductHistoryPrices_WhenHaveRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        var product1 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "Product 1", price: 10);
+        var product2 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "Product 2", price: 20);
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product1.Id, 17, DateTime.UtcNow.AddDays(-3));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product1.Id, 15, DateTime.UtcNow.AddDays(-2));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product1.Id, 12, DateTime.UtcNow.AddDays(-1));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product2.Id, 25, DateTime.UtcNow.AddDays(-4));
+        CandyHouseDbContext.InsertProductHistoryToDatabaseAndReturn(product2.Id, 26, DateTime.UtcNow.AddDays(-3));
+        //Act
+        var response = await HttpClient.GetAsync("/api/report/LoadProductHistoryPrices");
+        //Assert
+        await AssertStreamAsync(response, "file.docx");
+    }
+
+    [Test]
+    public async Task LoadSales_WhenHaveRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        var worker = CandyHouseDbContext.InsertEmployeeToDatabaseAndReturn(fio: "fio_worker");
+        var product1 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "name 1");
+        var product2 = CandyHouseDbContext.InsertProductToDatabaseAndReturn(productName: "name 2");
+        CandyHouseDbContext.InsertSaleToDatabaseAndReturn(worker.Id, sum: 60,
+            products: [(product1.Id, 10, 2), (product2.Id, 10, 4)]);
+        CandyHouseDbContext.InsertSaleToDatabaseAndReturn(worker.Id, sum: 20, products: [(product1.Id, 10, 2)]);
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/loadsales?fromDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        await AssertStreamAsync(response, "file.xlsx");
+    }
+
+    [Test]
+    public async Task LoadSales_WhenDateIsIncorrect_ShouldBadRequest_Test()
+    {
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/loadsales?fromDate={DateTime.UtcNow.AddDays(1):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.BadRequest));
+    }
+
+    [Test]
+    public async Task LoadSalary_WhenHaveRecords_ShouldSuccess_Test()
+    {
+        //Arrange
+        var client1 = CandyHouseDbContext.InsertClientToDatabaseAndReturn(fio: "fio 1", phoneNumber: "+5-555-555-55-55");
+        var client2 = CandyHouseDbContext.InsertClientToDatabaseAndReturn(fio: "fio 2", phoneNumber: "+5-555-555-57-56");
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client1.Id, discountAmount: 100,
+            discountDate: DateTime.UtcNow.AddDays(-10));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client1.Id, discountAmount: 1000,
+            discountDate: DateTime.UtcNow.AddDays(-5));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client1.Id, discountAmount: 200,
+            discountDate: DateTime.UtcNow.AddDays(5));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client2.Id, discountAmount: 500,
+            discountDate: DateTime.UtcNow.AddDays(-5));
+        CandyHouseDbContext.InsertClientDiscountToDatabaseAndReturn(client2.Id, discountAmount: 300,
+            discountDate: DateTime.UtcNow.AddDays(-3));
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/LoadClientDiscount?fromDate={DateTime.UtcNow.AddDays(-7):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        await AssertStreamAsync(response, "file.pdf");
+    }
+
+    [Test]
+    public async Task LoadClientDiscount_WhenDateIsIncorrect_ShouldBadRequest_Test()
+    {
+        //Act
+        var response = await HttpClient.GetAsync(
+            $"/api/report/loadclientdiscount?fromDate={DateTime.UtcNow.AddDays(1):MM/dd/yyyy HH:mm:ss}&toDate={DateTime.UtcNow.AddDays(-1):MM/dd/yyyy HH:mm:ss}");
+        //Assert
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.BadRequest));
+    }
+
+    private static async Task AssertStreamAsync(HttpResponseMessage response, string fileNameForSave = "")
+    {
+        Assert.That(response.StatusCode, Is.EqualTo(HttpStatusCode.OK));
+        using var data = await response.Content.ReadAsStreamAsync();
+        Assert.That(data, Is.Not.Null);
+        Assert.That(data.Length, Is.GreaterThan(0));
+        await SaveStreamAsync(data, fileNameForSave);
+    }
+
+    private static async Task SaveStreamAsync(Stream stream, string fileName)
+    {
+        if (string.IsNullOrEmpty(fileName))
+        {
+            return;
+        }
+
+        var path = Path.Combine(Directory.GetCurrentDirectory(), fileName);
+        if (File.Exists(path))
+        {
+            File.Delete(path);
+        }
+
+        stream.Position = 0;
+        using var fileStream = new FileStream(path, FileMode.OpenOrCreate);
+        await stream.CopyToAsync(fileStream);
+    }
+}

CandyHouseSolution/CandyHouseWebApi/Adapters/ProductAdapter.cs

@@ -3,6 +3,7 @@ using CandyHouseContracts.AdapterContracts;
 using CandyHouseContracts.AdapterContracts.OperationResponses;
 using CandyHouseContracts.BindingModels;
 using CandyHouseContracts.BuisnessLogicContracts;
+using CandyHouseContracts.BusinessLogicContracts;
 using CandyHouseContracts.DataModels;
 using CandyHouseContracts.Exceptions;
 using CandyHouseContracts.ViewModels;

CandyHouseSolution/CandyHouseWebApi/Adapters/ReportAdapter.cs

@@ -0,0 +1,208 @@
+using AutoMapper;
+using CandyHouseContracts.AdapterContracts;
+using CandyHouseContracts.AdapterContracts.OperationResponses;
+using CandyHouseContracts.BusinessLogicContracts;
+using CandyHouseContracts.DataModels;
+using CandyHouseContracts.Exceptions;
+using CandyHouseContracts.ViewModels;
+
+namespace CandyHouseWebApi.Adapters;
+
+public class ReportAdapter : IReportAdapter
+{
+    private readonly IReportContract _reportContract;
+
+    private readonly ILogger _logger;
+
+    private readonly Mapper _mapper;
+
+    public ReportAdapter(IReportContract reportContract, ILogger<ProductAdapter> logger)
+    {
+        _reportContract = reportContract;
+        _logger = logger;
+        var config = new MapperConfiguration(cfg =>
+        {
+            cfg.CreateMap<ProductHistoryPricesDataModel, ProductHistoryPricesViewModel>();
+            cfg.CreateMap<SaleDataModel, SaleViewModel>();
+            cfg.CreateMap<SaleProductDataModel, SaleProductViewModel>();
+            cfg.CreateMap<ClientDiscountByPeriodDataModel, ClientDiscountByPeriodViewModel>();
+        });
+        _mapper = new Mapper(config);
+    }
+
+    public async Task<ReportOperationResponse> GetDataProductHistoryPricesAsync(CancellationToken ct)
+    {
+        try
+        {
+            return ReportOperationResponse.OK([.. (await _reportContract.GetDataProductHistoryPricesAsync(ct)).Select(x => _mapper.Map<ProductHistoryPricesViewModel>(x))]);
+        }
+        catch (InvalidOperationException ex)
+        {
+            _logger.LogError(ex, "InvalidOperationException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (StorageException ex)
+        {
+            _logger.LogError(ex, "StorageException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception");
+            return ReportOperationResponse.InternalServerError(ex.Message);
+        }
+    }
+
+    public async Task<ReportOperationResponse> GetDataSaleByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct)
+    {
+        try
+        {
+            return ReportOperationResponse.OK((await _reportContract.GetDataSaleByPeriodAsync(dateStart, dateFinish, ct)).Select(x => _mapper.Map<SaleViewModel>(x)).ToList());
+        }
+        catch (IncorrectDatesException ex)
+        {
+            _logger.LogError(ex, "IncorrectDatesException");
+            return ReportOperationResponse.BadRequest($"Incorrect dates: {ex.Message}");
+        }
+        catch (InvalidOperationException ex)
+        {
+            _logger.LogError(ex, "InvalidOperationException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (StorageException ex)
+        {
+            _logger.LogError(ex, "StorageException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception");
+            return ReportOperationResponse.InternalServerError(ex.Message);
+        }
+    }
+
+    public async Task<ReportOperationResponse> GetDataClientDiscountByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct)
+    {
+        try
+        {
+            return ReportOperationResponse.OK((await _reportContract.GetDataClientDiscountByPeriodAsync(dateStart, dateFinish, ct)).Select(x => _mapper.Map<ClientDiscountByPeriodViewModel>(x)).ToList());
+        }
+        catch (IncorrectDatesException ex)
+        {
+            _logger.LogError(ex, "IncorrectDatesException");
+            return ReportOperationResponse.BadRequest($"Incorrect dates: {ex.Message}");
+        }
+        catch (InvalidOperationException ex)
+        {
+            _logger.LogError(ex, "InvalidOperationException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (StorageException ex)
+        {
+            _logger.LogError(ex, "StorageException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception");
+            return ReportOperationResponse.InternalServerError(ex.Message);
+        }
+    }
+
+    public async Task<ReportOperationResponse> CreateDocumentProductHistoryPricesAsync(CancellationToken ct)
+    {
+        try
+        {
+            return SendStream(await _reportContract.CreateDocumentProductHistoryPricesAsync(ct), "producthistoryprices.docx");
+        }
+        catch (InvalidOperationException ex)
+        {
+            _logger.LogError(ex, "InvalidOperationException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (StorageException ex)
+        {
+            _logger.LogError(ex, "StorageException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception");
+            return ReportOperationResponse.InternalServerError(ex.Message);
+        }
+    }
+
+    public async Task<ReportOperationResponse> CreateDocumentSalesByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct)
+    {
+        try
+        {
+            return SendStream(await _reportContract.CreateDocumentSalesByPeriodAsync(dateStart, dateFinish, ct), "sales.xslx");
+        }
+        catch (IncorrectDatesException ex)
+        {
+            _logger.LogError(ex, "IncorrectDatesException");
+            return ReportOperationResponse.BadRequest($"Incorrect dates: {ex.Message}");
+        }
+        catch (InvalidOperationException ex)
+        {
+            _logger.LogError(ex, "InvalidOperationException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (StorageException ex)
+        {
+            _logger.LogError(ex, "StorageException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception");
+            return ReportOperationResponse.InternalServerError(ex.Message);
+        }
+    }
+
+    public async Task<ReportOperationResponse> CreateDocumentClientDiscountByPeriodAsync(DateTime dateStart, DateTime dateFinish, CancellationToken ct)
+    {
+        try
+        {
+            return SendStream(await _reportContract.CreateDocumentClientDiscountByPeriodAsync(dateStart, dateFinish, ct), "file.pdf");
+        }
+        catch (IncorrectDatesException ex)
+        {
+            _logger.LogError(ex, "IncorrectDatesException");
+            return ReportOperationResponse.BadRequest($"Incorrect dates: {ex.Message}");
+        }
+        catch (InvalidOperationException ex)
+        {
+            _logger.LogError(ex, "InvalidOperationException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (StorageException ex)
+        {
+            _logger.LogError(ex, "StorageException");
+            var errorMessage = ex.InnerException?.Message ?? ex.Message;
+            return ReportOperationResponse.InternalServerError($"Error while working with data storage: {errorMessage}");
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Exception");
+            return ReportOperationResponse.InternalServerError(ex.Message);
+        }
+    }
+
+    private static ReportOperationResponse SendStream(Stream stream, string fileName)
+    {
+        stream.Position = 0;
+        return ReportOperationResponse.OK(stream, fileName);
+    }
+}

CandyHouseSolution/CandyHouseWebApi/Controllers/ReportController.cs

@@ -0,0 +1,62 @@
+using CandyHouseContracts.AdapterContracts;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace CandyHouseWebApi.Controllers;
+
+[Authorize]
+[Route("api/[controller]/[action]")]
+[ApiController]
+public class ReportController(IReportAdapter adapter) : ControllerBase
+{
+    private readonly IReportAdapter _adapter = adapter;
+
+    [HttpGet]
+    [Consumes("application/json")]
+    public async Task<IActionResult> GetProductHistoryPrices(CancellationToken ct)
+    {
+        return (await _adapter.GetDataProductHistoryPricesAsync(ct)).GetResponse(Request, Response);
+    }
+
+    [HttpGet]
+    [Consumes("application/json")]
+    public async Task<IActionResult> GetSales(DateTime fromDate, DateTime toDate, CancellationToken cancellationToken)
+    {
+        return (await _adapter.GetDataSaleByPeriodAsync(fromDate, toDate, cancellationToken)).GetResponse(Request,
+            Response);
+    }
+
+    [HttpGet]
+    [Consumes("application/json")]
+    public async Task<IActionResult> GetClientDiscount(DateTime fromDate, DateTime toDate,
+        CancellationToken cancellationToken)
+    {
+        return (await _adapter.GetDataClientDiscountByPeriodAsync(fromDate, toDate, cancellationToken)).GetResponse(
+            Request, Response);
+    }
+
+    [HttpGet]
+    [Consumes("application/octet-stream")]
+    public async Task<IActionResult> LoadProductHistoryPrices(CancellationToken cancellationToken)
+    {
+        return (await _adapter.CreateDocumentProductHistoryPricesAsync(cancellationToken)).GetResponse(Request,
+            Response);
+    }
+
+    [HttpGet]
+    [Consumes("application/octet-stream")]
+    public async Task<IActionResult> LoadSales(DateTime fromDate, DateTime toDate, CancellationToken cancellationToken)
+    {
+        return (await _adapter.CreateDocumentSalesByPeriodAsync(fromDate, toDate, cancellationToken)).GetResponse(
+            Request, Response);
+    }
+
+    [HttpGet]
+    [Consumes("application/octet-stream")]
+    public async Task<IActionResult> LoadClientDiscount(DateTime fromDate, DateTime toDate,
+        CancellationToken cancellationToken)
+    {
+        return (await _adapter.CreateDocumentClientDiscountByPeriodAsync(fromDate, toDate, cancellationToken))
+            .GetResponse(Request, Response);
+    }
+}

CandyHouseSolution/CandyHouseWebApi/Controllers/WeatherForecastController.cs

@@ -25,7 +25,7 @@ public class WeatherForecastController : ControllerBase
     {
         return Enumerable.Range(1, 5).Select(index => new WeatherForecast
         {
-            Date = DateOnly.FromDateTime(DateTime.Now.AddDays(index)),
+            Date = DateOnly.FromDateTime(DateTime.UtcNow.AddDays(index)),
             TemperatureC = Random.Shared.Next(-20, 55),
             Summary = Summaries[Random.Shared.Next(Summaries.Length)]
         })

CandyHouseSolution/CandyHouseWebApi/Program.cs

@@ -14,9 +14,15 @@ using Microsoft.IdentityModel.Tokens;
 using Serilog;
 using System.IdentityModel.Tokens.Jwt;
 using System.Security.Claims;
+using CandyHouseBusinessLogic.OfficePackage;
+using CandyHouseContracts.BusinessLogicContracts;
+using PdfSharp.Fonts;
 
 var builder = WebApplication.CreateBuilder(args);
 
+// Configure PDFSharp to use Windows system fonts
+GlobalFontSettings.UseWindowsFontsUnderWindows = true;
+
 // Add services to the container.
 
 builder.Services.AddControllers();
@@ -31,7 +37,6 @@ builder.Services.AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
     {
         options.TokenValidationParameters = new TokenValidationParameters
         {
-
             ValidateIssuer = true,
 
             ValidIssuer = AuthOptions.ISSUER,
@@ -65,6 +70,8 @@ builder.Services.AddTransient<ISalaryStorageContract, SalaryStorageContract>();
 builder.Services.AddTransient<ISaleStorageContract, SaleStorageContract>();
 builder.Services.AddTransient<IEmployeeStorageContract, EmployeeStorageContract>();
 
+builder.Services.AddTransient<IClientDiscountStorageContract, ClientDiscountStorageContract>();
+
 builder.Services.AddTransient<IClientAdapter, ClientAdapter>();
 builder.Services.AddTransient<IPostAdapter, PostAdapter>();
 builder.Services.AddTransient<IProductAdapter, ProductAdapter>();
@@ -73,6 +80,12 @@ builder.Services.AddTransient<IEmployeeAdapter, EmployeeAdapter>();
 builder.Services.AddTransient<ISalaryAdapter, SalaryAdapter>();
 builder.Services.AddSingleton<IConfigurationSalary, ConfigurationSalary>();
 
+
+builder.Services.AddTransient<IReportContract, ReportContract>();
+builder.Services.AddTransient<BaseWordBuilder, OpenXmlWordBuilder>();
+builder.Services.AddTransient<BaseExcelBuilder, OpenXmlExcelBuilder>();
+builder.Services.AddTransient<BasePdfBuilder, MigraDocPdfBuilder>();
+builder.Services.AddTransient<IReportAdapter, ReportAdapter>();
 // Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
 builder.Services.AddOpenApi();
 
@@ -82,6 +95,7 @@ if (app.Environment.IsDevelopment())
 {
     app.MapOpenApi();
 }
+
 if (app.Environment.IsProduction())
 {
     var dbContext = app.Services.GetRequiredService<CandyHouseDbContext>();
@@ -99,11 +113,12 @@ app.UseAuthorization();
 app.Map("/login/{username}", (string username) =>
 {
     return new JwtSecurityTokenHandler().WriteToken(new JwtSecurityToken(
-            issuer: AuthOptions.ISSUER,
-            audience: AuthOptions.AUDIENCE,
-            claims: [new(ClaimTypes.Name, username)],
-            expires: DateTime.UtcNow.Add(TimeSpan.FromMinutes(2)),
-            signingCredentials: new SigningCredentials(AuthOptions.GetSymmetricSecurityKey(), SecurityAlgorithms.HmacSha256)));
+        issuer: AuthOptions.ISSUER,
+        audience: AuthOptions.AUDIENCE,
+        claims: [new(ClaimTypes.Name, username)],
+        expires: DateTime.UtcNow.Add(TimeSpan.FromMinutes(2)),
+        signingCredentials: new SigningCredentials(AuthOptions.GetSymmetricSecurityKey(),
+            SecurityAlgorithms.HmacSha256)));
 });
 
 app.MapControllers();