using Aop.Api.Domain;
using Azure;
using FlexJobApi.Core;
using Furion.DatabaseAccessor;
using Furion.DistributedIDGenerator;
using Furion.FriendlyException;
using MediatR;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace FlexJobApi.UserServer.Application
{
    /// <summary>
    /// 企业钱包命令处理器
    /// </summary>
    public class EnterpriseWalletCommandHandler(
            IRepository<EnterpriseWallet> rep,
            IRepository<Enterprise> repEnterprise,
            AlipayUtils alipayUtils
        ) :
        IRequestHandler<OpenEnterpriseWalletCommand, OpenEnterpriseWalletCommandResult>,
        IRequestHandler<CloseEnterpriseWalletCommand, Guid>
    {
        private readonly IRepository<EnterpriseWallet> rep = rep;
        private readonly IRepository<Enterprise> repEnterprise = repEnterprise;
        private readonly AlipayUtils alipayUtils = alipayUtils;

        /// <summary>
        /// 开通企业钱包
        /// </summary>
        /// <param name="request"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public async Task<OpenEnterpriseWalletCommandResult> Handle(OpenEnterpriseWalletCommand request, CancellationToken cancellationToken)
        {
            var logier = JwtUtils.GetCurrentLogier();
            var enterprise = await repEnterprise.AsQueryable().AsNoTracking()
                .Where(it => it.Id == logier.EnterpriseId)
                .FirstOrDefaultAsync();
            if (enterprise == null) throw Oops.Oh(EnumErrorCodeType.s404, "企业");
            if (!enterprise.IsReal) throw Oops.Oh(EnumErrorCodeType.s510, "请先实名");
            var entity = await rep.AsQueryable()
                .Where(it => it.EnterpriseId == logier.EnterpriseId && it.Access == request.Access)
                .FirstOrDefaultAsync();
            if (entity == null)
            {
                entity = new EnterpriseWallet();
                entity.EnterpriseId = logier.EnterpriseId!.Value;
                entity.Access = EnumEnterpriseWalletAccess.Alipay;
                entity.PersonalProductCode = "FUND_SAFT_SIGN_WITHHOLDING_P";
                entity.SignScene = "INDUSTRY|SATF_ACC";
                entity.ThirdPartyType = "PARTNER";
                entity.ProductCode = "FUND_SAFT_SIGN_WITHHOLDING";
                entity.SignStatus = EnumEnterpriseWalletSignStatus.Apply;
                await SetCode(entity);
                await rep.InsertAsync(entity);
            }
            else
            {
                if (entity.SignStatus == EnumEnterpriseWalletSignStatus.Normal) throw Oops.Oh(EnumErrorCodeType.s510, "已签约");
                entity.SignStatus = EnumEnterpriseWalletSignStatus.Apply;
                await rep.UpdateAsync(entity);
            }
            var model = new AlipayUserAgreementPageSignModel();
            model.ExternalLogonId = enterprise.Id.ToString();
            model.PersonalProductCode = entity.PersonalProductCode;
            model.SignScene = entity.SignScene;
            model.ExternalAgreementNo = entity.Code;
            model.ThirdPartyType = entity.ThirdPartyType;
            model.ProductCode = entity.ProductCode;
            model.AccessParams = new AccessParams
            {
                Channel = "QRCODE"
            };
            var response = alipayUtils.UserAgreementPageSign(model, $"/api/user/enterpriseWallet/getAlipayUserAgreementPageSignNotify");
            if (response.IsError) throw Oops.Oh(EnumErrorCodeType.s510, response.SubMsg ?? response.Msg);
            var result = new OpenEnterpriseWalletCommandResult();
            result.SignUrl =  response.PageRedirectionData;
            return result;
        }

        /// <summary>
        /// 关闭企业钱包
        /// </summary>
        /// <param name="request"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public async Task<Guid> Handle(CloseEnterpriseWalletCommand request, CancellationToken cancellationToken)
        {
            var logier = JwtUtils.GetCurrentLogier();
            var entity = await rep.AsQueryable()
                .Where(it => it.EnterpriseId == logier.EnterpriseId && it.Access == request.Access)
                .FirstOrDefaultAsync();
            if (entity == null) throw Oops.Oh(EnumErrorCodeType.s404, "企业钱包");
            if (entity.SignStatus != EnumEnterpriseWalletSignStatus.Normal) throw Oops.Oh(EnumErrorCodeType.s510, "未签约");
            var response = alipayUtils.UserAgreementUnsign(new AlipayUserAgreementUnsignModel
            {
                ExternalAgreementNo = entity.Code,
                PersonalProductCode = entity.PersonalProductCode,
                SignScene = entity.SignScene
            });
            if (response.IsError) throw Oops.Oh(EnumErrorCodeType.s510, response.SubMsg ?? response.Msg);
            entity.SignStatus = EnumEnterpriseWalletSignStatus.Stop;
            return entity.Id;
        }

        private async Task SetCode(EnterpriseWallet entity)
        {
            entity.Code = $"{DateTime.Now:yyyyMMddHHmmss}{new Random(IDGen.NextID().GetHashCode()).Next(1000, 9999)}";
            var exist = await rep.AsQueryable().AsNoTracking()
                .AnyAsync(it => it.Code == entity.Code);
            if (exist)
            {
                await SetCode(entity);
            }
        }
    }
}