using Microsoft.EntityFrameworkCore;
using TrajetKmTracker.Api.Data;
using TrajetKmTracker.Api.Models.Entities;

namespace TrajetKmTracker.Api.Repositories;

/// <inheritdoc />
public class VehiculeRepository : IVehiculeRepository
{
    private readonly AppDbContext _context;

    public VehiculeRepository(AppDbContext context)
    {
        _context = context;
    }

    /// <inheritdoc />
    public async Task<List<Vehicule>> GetHistoriqueAsync(CancellationToken cancellationToken = default)
    {
        return await _context.Vehicules
            .OrderByDescending(v => v.DateEffet)
            .ThenByDescending(v => v.Id)
            .ToListAsync(cancellationToken);
    }

    /// <inheritdoc />
    public async Task<Vehicule?> GetByIdAsync(int id, CancellationToken cancellationToken = default)
    {
        return await _context.Vehicules
            .FirstOrDefaultAsync(v => v.Id == id, cancellationToken);
    }

    /// <inheritdoc />
    public async Task<Vehicule?> GetVehiculeCourantAsync(DateOnly date, CancellationToken cancellationToken = default)
    {
        // Design SQL : SELECT * FROM Vehicules WHERE DateEffet <= date ORDER BY DateEffet DESC, Id DESC LIMIT 1
        return await _context.Vehicules
            .Where(v => v.DateEffet <= date)
            .OrderByDescending(v => v.DateEffet)
            .ThenByDescending(v => v.Id)
            .FirstOrDefaultAsync(cancellationToken);
    }

    /// <inheritdoc />
    public Task AddAsync(Vehicule vehicule, CancellationToken cancellationToken = default)
    {
        _context.Vehicules.Add(vehicule);
        return Task.CompletedTask;
    }

    /// <inheritdoc />
    public async Task<List<Trajet>> GetTrajetsAReaffecterAsync(
        DateOnly dateEffet,
        int puissanceFiscale,
        CancellationToken cancellationToken = default)
    {
        return await _context.Trajets
            .Where(t => t.Date >= dateEffet && t.PuissanceFiscale != puissanceFiscale)
            .ToListAsync(cancellationToken);
    }
}