birbmap/Birdmap.BLL/Services/ServiceService.cs

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C#
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using Birdmap.BLL.Exceptions;
using Birdmap.BLL.Interfaces;
using Birdmap.DAL;
using Birdmap.DAL.Entities;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using System.Threading.Tasks;
namespace Birdmap.BLL.Services
{
public class ServiceService : IServiceService
{
private readonly BirdmapContext _context;
public ServiceService(BirdmapContext context)
{
_context = context;
}
public Task<int> GetServiceCountAsync()
{
return _context.Services.CountAsync();
}
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public async Task<Service> CreateServiceAsync(Service service)
{
_context.Services.Add(service);
await _context.SaveChangesAsync();
return service;
}
public Task DeleteServiceAsync(int id)
{
var service = _context.Services.Find(id);
if (service == null)
return Task.CompletedTask;
_context.Services.Remove(service);
return _context.SaveChangesAsync();
}
public Task<List<Service>> GetAllServicesAsync()
{
return _context.Services.ToListAsync();
}
public async Task<Service> GetServiceAsync(int id)
{
return await _context.Services.SingleOrDefaultAsync(s => s.Id == id)
?? throw new EntityNotFoundException($"Cannot find service with id: {id}.");
}
public Task UpdateServiceAsync(Service service)
{
_context.Services.Update(service);
return _context.SaveChangesAsync();
}
}
}