95 lines
3.3 KiB
C#
95 lines
3.3 KiB
C#
using Microsoft.Extensions.Logging;
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using ServiceStationContracts.BindingModels;
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using ServiceStationContracts.BusinessLogic;
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using ServiceStationContracts.SearchModels;
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using ServiceStationContracts.ViewModels;
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using ServiceStationContracts.StorageContracts;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace ServiceStationBusinessLogic.BusinessLogic {
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public class TaskLogic : ITaskLogic {
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private readonly ILogger _logger;
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private readonly ITaskStorage _storage;
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public TaskLogic(ILogger<ITaskLogic> logger, ITaskStorage storage) {
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_logger = logger;
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_storage = storage;
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}
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public bool Create(TaskBindingModel model) {
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CheckModel(model);
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if (_storage.Insert(model) == null) {
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_logger.LogInformation("Insert operatin failed");
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return false;
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}
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return true;
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}
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public bool Update(TaskBindingModel model) {
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CheckModel(model);
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if (_storage.Update(model) == null) {
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_logger.LogWarning("Update operation failed");
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return false;
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}
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return true;
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}
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public bool Delete(TaskBindingModel model) {
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CheckModel(model);
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_logger.LogInformation($"Delete.Id:{model.Id}");
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if (_storage.Delete(model) == null) {
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_logger.LogWarning("Delete operation failed");
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return false;
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}
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return true;
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}
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public TaskViewModel? ReadElement(TaskSearchModel model) {
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if (model == null) {
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throw new ArgumentNullException(nameof(model));
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}
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_logger.LogInformation($"ReadElement.Id:{model.Id}");
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var element = _storage.GetElement(model);
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if (element == null) {
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_logger.LogWarning("ReadElement.Element not found");
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return null;
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}
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_logger.LogInformation($"ReadElement.Find.Id:{element.Id}");
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return element;
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}
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public List<TaskViewModel>? ReadList() {
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var list = _storage.GetFullList();
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if (list == null) {
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_logger.LogWarning("ReadList return null list");
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return null;
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}
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_logger.LogInformation($"ReadList.Count:{list.Count}");
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return list;
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}
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private void CheckModel (TaskBindingModel model, bool withParams = true) {
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if (string.IsNullOrEmpty(model.Id.ToString())) {
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throw new ArgumentNullException("Нет номера задачи", nameof(model.Id));
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}
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if (!withParams) {
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return;
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}
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if (string.IsNullOrEmpty(model.Name)) {
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throw new ArgumentNullException("Нет номера модели", nameof(model.Name));
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}
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_logger.LogInformation($"Task.Id:{model.Id}.Name:{model.Name}");
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var task = _storage.GetElement(new TaskSearchModel { Name = model.Name });
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if (task != null && task.Id != model.Id) {
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throw new InvalidOperationException("Такая задача уже создана");
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}
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}
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}
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}
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