60 lines
1.6 KiB
C#
60 lines
1.6 KiB
C#
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using System.Linq.Expressions;
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using Microsoft.EntityFrameworkCore;
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using HardwarePerformance.Data;
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using HardwarePerformance.Models;
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namespace HardwarePerformance.Repositories
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{
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public class Repository<T> : IRepository<T> where T : class
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{
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protected readonly AppDbContext _context;
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protected readonly DbSet<T> _dbSet;
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public Repository(AppDbContext context)
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{
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_context = context;
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_dbSet = context.Set<T>();
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}
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public async Task<T?> GetByIdAsync(int id)
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{
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return await _dbSet.FindAsync(id);
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}
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public async Task<IEnumerable<T>> GetAllAsync()
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{
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return await _dbSet.ToListAsync();
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}
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public async Task<IEnumerable<T>> FindAsync(Expression<Func<T, bool>> predicate)
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{
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return await _dbSet.Where(predicate).ToListAsync();
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}
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public async Task<T> AddAsync(T entity)
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{
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await _dbSet.AddAsync(entity);
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await _context.SaveChangesAsync();
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return entity;
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}
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public async Task UpdateAsync(T entity)
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{
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_dbSet.Update(entity);
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await _context.SaveChangesAsync();
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}
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public async Task DeleteAsync(T entity)
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{
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_dbSet.Remove(entity);
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await _context.SaveChangesAsync();
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}
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public async Task<int> CountAsync(Expression<Func<T, bool>>? predicate = null)
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{
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if (predicate == null)
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return await _dbSet.CountAsync();
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return await _dbSet.CountAsync(predicate);
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}
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}
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}
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