43 lines
1.4 KiB
C#
43 lines
1.4 KiB
C#
using GasStation.Repositories;
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using Microsoft.Extensions.Logging;
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namespace GasStation.Reports;
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internal class ChartReport
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{
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private readonly ISupplyRepository _supplyRepository;
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private readonly ILogger<ChartReport> _logger;
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public ChartReport(ISupplyRepository supplyRepository, ILogger<ChartReport> logger)
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{
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_supplyRepository = supplyRepository ??
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throw new
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ArgumentNullException(nameof(supplyRepository));
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_logger = logger ??
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throw new ArgumentNullException(nameof(logger));
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}
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public bool CreateChart(string filePath, DateTime dateTime)
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{
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try
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{
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new PdfBuilder(filePath)
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.AddHeader("Поступление продукта")
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.AddPieChart("Поступивший товар", GetData(dateTime))
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.Build();
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return true;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Ошибка при формировании документа");
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return false;
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}
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}
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private List<(string Caption, double Value)> GetData(DateTime dateTime)
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{
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return _supplyRepository
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.ReadSupply()
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.Where(x => x.SupplyDate.Date == dateTime.Date)
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.GroupBy(x => x.ProductID, (key, group) => new { Id = key, Count = group.Sum(x => x.Count)})
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.Select(x => (x.Id.ToString(), (double)x.Count)).ToList();
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}
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}
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