using ApiTools.Core;
using Furion.DatabaseAccessor;
using MediatR;
using Microsoft.AspNetCore.Http;
using Microsoft.EntityFrameworkCore;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ApiTools.CommonServer.Application
{
    /// <summary>
    /// 阿里云短信平台回传通知
    /// </summary>
    public class SmsAliyunNotifyCommandHandler(
            IRepository<SmsSetting> repSmsSetting,
            IRepository<SmsLog> repSmsLog,
            ApiTools.Core.SmsUtils smsUtils
        )
        : IRequestHandler<SmsAliyunNotifyCommand, SmsAliyunNotifyCommandResult>
    {
        private readonly IRepository<SmsSetting> repSmsSetting = repSmsSetting;
        private readonly IRepository<SmsLog> repSmsLog = repSmsLog;
        private readonly Core.SmsUtils smsUtils = smsUtils;

        /// <summary>
        /// 阿里云短信平台回传通知
        /// </summary>
        /// <param name="request"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public async Task<SmsAliyunNotifyCommandResult> Handle(SmsAliyunNotifyCommand request, CancellationToken cancellationToken)
        {
            var templateCodes = await EnumUtils.GetModel<EnumSmsTemplateCode>();
            var msgIds = request.DistinctSelect(it => it.BizId.ToString());
            var entities = await repSmsLog.AsQueryable()
                .Where(it =>
                    it.Access == EnumSmsAccess.AliyunSms
                    && msgIds.Contains(it.RequestId)
                    && it.Status == EnumSmsStatus.InProcess)
                .ToListAsync();
            var channelIds = entities.DistinctSelect(it => it.ChannelId.HasValue, it => it.ChannelId.Value);
            var settings = await repSmsSetting.AsQueryable().AsNoTracking()
                .Include(it => it.Accesses)
                .Where(it => it.ChannelId.HasValue && channelIds.Contains(it.ChannelId.Value))
                .ToListAsync();
            foreach (var entity in entities)
            {
                var report = request.FirstOrDefault(it => it.BizId.ToString() == entity.RequestId);
                if (report != null)
                {
                    entity.Status = report.Success
                        ? EnumSmsStatus.Success
                        : EnumSmsStatus.Fail;
                    entity.Code = report.ErrCode;
                    entity.Message = report.ErrMsg;
                    await repSmsLog.UpdateNowAsync(entity);

                    if (entity.Status == EnumSmsStatus.Fail)
                    {
                        var templateCode = templateCodes.Items.FirstOrDefault(it => it.Name == entity.TemplateCode)?.Enum;
                        if (templateCode.HasValue)
                        {
                            var templateParam = entity.TemplateParam.IsNotNull()
                                ? JObject.Parse(entity.TemplateParam)
                                : null;
                            var setting = settings.FirstOrDefault(it => it.ChannelId == entity.ChannelId);
                            await smsUtils.Send(setting, entity, new SendSmsModel
                            {
                                PhoneNumber = entity.PhoneNumber,
                                TemplateCode = templateCode.Value,
                                Expiry = entity.Expiry,
                            }, templateParam, cancellationToken);
                        }
                    }
                }
            }
            return new SmsAliyunNotifyCommandResult
            {
                Code = 0,
                Msg = " 成功"
            };
        }
    }
}