using AutoMapper;
using Easy;
using Easy.DDD.Application;
using Easy.DDD.Domain.Repositories;
using Easy.Extensions;
using Easy.Result;
using Identity.Api.Clean.Contracts.Inputs;
using Identity.Api.Clean.Contracts.Models;
using Identity.Api.Clean.Domain.Entites;
using Identity.Api.Clean.Shared.IServices;
using Identity.Api.Clean.Shared.ValueObjects;
using Microsoft.AspNetCore.Authorization;
using Microsoft.EntityFrameworkCore;

namespace Identity.Api.Clean.Application;

public class IdentityRoleAppService : ApiService
{
    protected IRepository<IdentityRole> IdentityRoleRepository { get; }
    protected IRepository<PermissionGrant> PermissionGrantRepository { get; }
    protected IPermissionGrantManager PermissionGrantManager { get; }
    protected IMapper Mapper { get; }
    protected IIdentityRoleManager IdentityRoleManager { get; }

    public IdentityRoleAppService(
        IRepository<IdentityRole> tenantRepository,
        IIdentityRoleManager identityRoleManager,
        IPermissionGrantManager permissionGrantManager,
        IMapper mapper)
    {
        IdentityRoleRepository = tenantRepository;
        IdentityRoleManager = identityRoleManager;
        PermissionGrantManager = permissionGrantManager;
        Mapper = mapper;
    }

    /// <summary>
    /// 创建角色
    /// </summary>
    public virtual async Task<ApiResultValue<IdentityRoleModel>> CreateAsync(IdentityRoleCreateInput input)
    {
        var identityRole = await IdentityRoleManager.CreateAsync(input.RoleName, input.TenantId);

        Mapper.Map(input, identityRole);

        await IdentityRoleRepository.AddAsync(identityRole, true);

        var value = Mapper.Map<IdentityRoleModel>(identityRole);

        return ApiResult.ValueSuccess(value);
    }
    public virtual async Task<ApiResult> DeleteAsync(Guid id)
    {
        var tenant = await IdentityRoleRepository.FirstOrDefaultAsync(o => o.Id == id);
        if (tenant != null)
        {
            await IdentityRoleRepository.RemoveAsync(tenant, true);
        }

        return ApiResult.Success();
    }
    public virtual async Task<ApiResultValue<IdentityRoleModel>> UpdateAsync(Guid id, IdentityRoleUpdateInput input)
    {
        var tenant = await IdentityRoleRepository.FirstOrDefaultAsync(o => o.Id == id);

        When.Is(tenant == null, "此租户不存在");

        await IdentityRoleManager.ChangeNameAsync(tenant, input.RoleName);

        Mapper.Map(input, tenant);

        await IdentityRoleRepository.UpdateAsync(tenant, true);

        var value = Mapper.Map<IdentityRoleModel>(tenant);

        return ApiResult.ValueSuccess(value);
    }

    /// <summary>
    /// 获得角色
    /// </summary>
    public virtual async Task<ApiResultValue<IdentityRoleModel>> GetAsync(Guid id)
    {
        var tenant = await IdentityRoleRepository.FirstOrDefaultAsync(o => o.Id == id);

        var value = Mapper.Map<IdentityRoleModel>(tenant);

        return ApiResult.ValueSuccess(value);
    }
    public virtual async Task<ApiResultPaged<IdentityRoleModel>> GetListAsync(GetIdentityRolesInput input)
    {
        var count = await IdentityRoleRepository.LongCountAsync();

        var tenants = await IdentityRoleRepository.Set.ApplyPaged(input).ToListAsync();

        var pageCount = AppData.PageCount(count, input.PageSize);

        var valuePaged = Mapper.Map<List<IdentityRoleModel>>(tenants);

        return ApiResult.ValuesPagedSuccess(pageCount, valuePaged);
    }

    /// <summary>
    /// 获得许可信息 
    /// </summary>
    public virtual async Task<ApiResultValues<PermissionGroupValueObject>> GetPermissionGrantsAsync(Guid id)
    {
        return ApiResult.Values(await PermissionGrantManager.GetPermissionGrantsAsync("R", id));
    }
}