using AMREZ.EOP.Abstractions.Applications.Tenancy;
using AMREZ.EOP.Abstractions.Applications.UseCases.MasterData.Brand;
using AMREZ.EOP.Abstractions.Infrastructures.Repositories;
using AMREZ.EOP.Contracts.DTOs.Common;
using AMREZ.EOP.Contracts.DTOs.MasterData.Brand;
using Microsoft.AspNetCore.Http;

namespace AMREZ.EOP.Application.UseCases.MasterData.Brand;

public sealed class ListBrandsUseCase : IListBrandsUseCase
{
    private readonly IBrandRepository _repo;
    private readonly ITenantResolver _tenantResolver;
    private readonly IHttpContextAccessor _http;

    public ListBrandsUseCase(IBrandRepository repo, ITenantResolver tenantResolver, IHttpContextAccessor http)
    {
        _repo = repo;
        _tenantResolver = tenantResolver;
        _http = http;
    }

    public async Task<PagedResponse<BrandResponse>> ExecuteAsync(BrandListRequest req, CancellationToken ct = default)
    {
        var http = _http.HttpContext ?? throw new InvalidOperationException("No HttpContext");
        var tc = _tenantResolver.Resolve(http) ?? throw new InvalidOperationException("No tenant");
        var tid = Guid.Parse(tc.Id);

        var page = await _repo.SearchEffectiveAsync(tid, req, ct);
        var items = page.Items.Select(Map).ToList();
        return new PagedResponse<BrandResponse>(page.Page, page.PageSize, page.Total, items);
    }

    private static BrandResponse Map(Domain.Entities.MasterData.Brand e) =>
        new(e.Id, e.Scope, e.Code, e.Name, e.NameI18n, e.OverridesGlobalId, e.IsActive, e.IsSystem, e.Meta);
}