using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using LCU.Library.Internal.IncentiveApiModels.Entities;
using LCU.API.Internal.Operations.IncentiveApiLib.Persistence;
using Microsoft.EntityFrameworkCore;

namespace LCU.API.Internal.Operations.IncentiveApiLib.Repositories;

public class PayoutRepository : BaseRepository, IPayoutRepository
{
    public PayoutRepository(IApplicationDbContext context) : base(context)
    {
    }

    public async Task<int> SavePayoutLineItemAsync(PayoutLineItem lineItem)
    {
        await _context.PayoutLineItems.AddAsync(lineItem);
        return lineItem.Id;
    }

    public async Task SavePayoutLineItemRangeAsync(IReadOnlyCollection<PayoutLineItem> lineItems)
    {
        await _context.PayoutLineItems.AddRangeAsync(lineItems);
    }

    public async Task<IReadOnlyCollection<PayoutLineItem>> GetPayoutLineItemsForPeriodAsync(DateTime forPeriod)
    {
        var checkDate = new DateTime(forPeriod.Year, forPeriod.Month, 1);
        return await _context.PayoutLineItems
            .Where(p => p.ActivityPeriod.Date == checkDate.Date)
            .OrderBy(t => t.Id)
            .ToListAsync();
    }

    public async Task<PayoutLineItem> GetPayoutLineItemById(int payoutId)
    {
        return await _context.PayoutLineItems.FindAsync(payoutId);
    }

    public async Task<IReadOnlyCollection<PayoutLineItem>> GetEmployeePayoutsForPeriod(AppUser appUser, DateTime forPeriod)
    {
        var checkDate = new DateTime(forPeriod.Year, forPeriod.Month, 1);
        return await _context.PayoutLineItems.AsNoTracking()
            .Include(x => x.ActivityPayouts).ThenInclude(y => y.Activity)
            .Where(p => p.ActivityPeriod.Date == checkDate.Date &&
                        p.EmployeeId == appUser.EmployeeId)
            .OrderBy(t => t.Id)
            .ToListAsync();
    }
}