GetTaskTemplatesQueryHandler.cs
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using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using AutoMapper;
using MassTransit;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
using Rcs.Application.Common;
using Rcs.Application.Dtos;
using Rcs.Application.DTOs;
using Rcs.Application.MessageBus.Commands;
using Rcs.Domain.Entities;
using Rcs.Domain.Repositories;
namespace Rcs.Infrastructure.MessageBus.Handlers.Commands;
public class GetTaskTemplatesQueryHandler : IConsumer<GetTaskTemplatesQuery>
{
private readonly ILogger<GetTaskTemplatesQueryHandler> _logger;
private readonly ITaskTemplateRepository _taskTemplateRepository;
private readonly IMapper _mapper;
public GetTaskTemplatesQueryHandler(
ILogger<GetTaskTemplatesQueryHandler> logger,
ITaskTemplateRepository taskTemplateRepository,
IMapper mapper)
{
_logger = logger;
_taskTemplateRepository = taskTemplateRepository;
_mapper = mapper;
}
public async Task Consume(ConsumeContext<GetTaskTemplatesQuery> context)
{
var query = context.Message;
var queryable = _taskTemplateRepository.GetQueryable();
if (!string.IsNullOrWhiteSpace(query.FilterModel))
{
queryable = FilterHelper.ApplyFilters(queryable, query.FilterModel);
}
if (!string.IsNullOrWhiteSpace(query.TemplateCode))
{
queryable = queryable.Where(m => m.TemplateCode.Contains(query.TemplateCode));
}
if (!string.IsNullOrWhiteSpace(query.TemplateName))
{
queryable = queryable.Where(m => m.TemplateName.Contains(query.TemplateName));
}
if (!string.IsNullOrWhiteSpace(query.RobotType))
{
if (Enum.TryParse<RobotType>(query.RobotType, out var robotType))
{
queryable = queryable.Where(m => m.RobotType == robotType);
}
}
if (query.IsEnabled.HasValue)
{
queryable = queryable.Where(m => m.IsEnabled == query.IsEnabled.Value);
}
var totalCount = await queryable.CountAsync(context.CancellationToken);
var templates = await queryable
.OrderBy(m => m.TemplateCode)
.Skip((query.PageNumber - 1) * query.PageSize)
.Take(query.PageSize)
.ToListAsync(context.CancellationToken);
var templateDtos = _mapper.Map<List<TaskTemplateListItemDto>>(templates);
await context.RespondAsync(PagedResponse<TaskTemplateListItemDto>.Successful(templateDtos, query.PageNumber, query.PageSize, totalCount));
}
}