using Dlhis.Constants;
using Dlhis.Entity.Sys.Entities;
using Kurisu.AspNetCore.DataAccess.SqlSugar.Services;
using Kurisu.AspNetCore.Utils.Extensions;
using Microsoft.AspNetCore.Identity;

namespace Dlhis.Basic.Organization.Services.Implements;

public class IdentityUserSyncService : IIdentityUserSyncService
{
    private readonly IDbContext _identityDbContext;

    public IdentityUserSyncService(IDbContext dbContext)
    {
        _identityDbContext = dbContext.ChangeDb("identity");
    }

    /// <inheritdoc />
    public async Task SyncAccountAsync(string userName, string name, string idNo, string tenant)
    {
        if (tenant.IsEmpty()) return;

        try
        {
            var password = idNo.TakeLast(6).Join("");

            var user = await _identityDbContext.Queryable<UserEntity>().SingleAsync(x => x.UserName == userName);
            if (user == null)
            {
                var hasher = new PasswordHasher<UserEntity>();

                user = new UserEntity
                {
                    UserName = userName,
                    NormalizedUserName = userName.ToUpper(),
                    ConcurrencyStamp = Guid.NewGuid().ToString(),
                    SecurityStamp = Guid.NewGuid().ToString(),
                    LockoutEnabled = true
                };
                password = hasher.HashPassword(user, password);
                user.PasswordHash = password;

                var id = (int)await _identityDbContext.InsertReturnIdentityAsync(user);
                user.Id = id;
                await AddUserClaim(_identityDbContext, id, UserClaimConstants.JinkoCode, userName);
                await AddUserClaim(_identityDbContext, id, "name", name);
            }

            user.LockoutEnd = null;

            //todo 考虑角色?
            var userTenants = await _identityDbContext.Queryable<UserTenantEntity>().Where(x => x.UserId == user.Id).ToListAsync();
            if (userTenants.Count is 0 or 1)
            {
                var userTenant = userTenants.FirstOrDefault();
                if (userTenant == null)
                {
                    userTenant = new UserTenantEntity
                    {
                        UserId = user.Id,
                        TenantCode = tenant
                    };
                    await _identityDbContext.InsertAsync(userTenant);
                }
                else
                {
                    userTenant.TenantCode = tenant;
                    await _identityDbContext.UpdateAsync(userTenant);
                }
            }
        }
        catch (Exception)
        {
            //ignore
        }
    }

    /// <inheritdoc />
    public async Task LockAccountAsync(string userName)
    {
        var user = await _identityDbContext.Queryable<UserEntity>().Where(x => x.UserName == userName).SingleAsync();
        if (user != null)
        {
            user.LockoutEnabled = true;
            user.LockoutEnd = new DateTime(2099, 12, 31);

            await _identityDbContext.UpdateAsync(user);
        }
    }

    //**************************************************************************  help method **************************************************************************************

    private async Task AddUserClaim(IDbContext dbContext, int userId, string type, string value)
    {
        var claim = await _identityDbContext.Queryable<UserClaimEntity>().Where(x => x.UserId == userId).FirstAsync(x => x.ClaimType == type);
        if (claim == null)
        {
            claim = new UserClaimEntity()
            {
                UserId = userId,
                ClaimType = type,
                ClaimValue = value
            };
            await dbContext.InsertAsync(claim);
        }
        else
        {
            claim.ClaimValue = value;
            await dbContext.UpdateAsync(claim);
        }
    }
}