package logic

import (
	"context"
	"lone-services/pkg/modelbase"
	"lone-services/pkg/utils"
	"lone-services/pkg/validate"
	"lone-services/pkg/wecomrpc"
	"lone-services/services/sale/internal/dao"
	"lone-services/services/sale/internal/model"
	"lone-services/services/sale/validator"
	"strconv"

	sale "lone-services/rpc/sale/pb"
	"lone-services/services/sale/internal/svc"

	"github.com/zeromicro/go-zero/core/logx"
	"google.golang.org/grpc/codes"
	"google.golang.org/grpc/status"
)

type ApiSaleAddLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewApiSaleAddLogic(ctx context.Context, svcCtx *svc.ServiceContext) *ApiSaleAddLogic {
	return &ApiSaleAddLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

// API
func (l *ApiSaleAddLogic) ApiSaleAdd(in *sale.ApiSaleAddReq) (*sale.Response, error) {
	var req validator.ApiCreateValidator
	if msg := validate.ValidateFromProto(in, &req); msg != utils.StringEmpty {
		return outResponse(utils.ErrorParams, msg), nil
	}
	if msg := validateSaleTypeRules(uint32(req.Type), req.Account, req.BusinessLicense); msg != utils.StringEmpty {
		return outResponse(utils.ErrorParams, msg), nil
	}

	adminInfo := utils.GetUserFromCtx(l.ctx)
	if adminInfo.ID < utils.NumberOne {
		return failResponse(utils.ErrorNoLoginInfo), nil
	}

	if err := checkSaleIdentityCreatable(l.ctx, l.svcCtx.UserSvcName, req.Mobile); err != nil {
		l.Errorf("sale check identity: %v", err)
		if st, ok := status.FromError(err); ok && st.Code() == codes.AlreadyExists {
			return failResponse(utils.ErrorDataIsExist), nil
		}
		if msg, ok := userRPCError(err); ok {
			return outResponse(utils.Fail, msg), nil
		}
		return failResponse(utils.Fail), nil
	}

	encryptMobile, encErr := utils.EncryptPhone(req.Mobile)
	if encErr != nil {
		l.Errorf("sale create encrypt mobile: %v", encErr)
		return failResponse(utils.ErrorEncryptAesError), nil
	}

	m := model.SaleModel{}.Init()
	var existing dao.SaleStatusUpdate
	if err := m.GetOne(modelbase.Params{
		Eq: map[string]string{"mobile": encryptMobile},
	}, &existing); err != nil {
		l.Errorf("sale create check mobile: %v", err)
		return failResponse(utils.Fail), nil
	}
	if existing.Id > utils.NumberZero {
		return failResponse(utils.ErrorDataIsExist), nil
	}

	names, nErr := fetchRegionNames(l.ctx, l.svcCtx.ChoreSvcName, in.ProvinceId, req.ProvinceId, req.CityId, req.DistrictId)
	if nErr != nil {
		l.Errorf("sale regions: %v", nErr)
		return failResponse(utils.Fail), nil
	}
	territoryName := names[in.ProvinceId]
	if territoryName == utils.StringEmpty {
		return outResponse(utils.ErrorParams, "请选择地域"), nil
	}
	province := names[in.ProvinceId]
	if province == utils.StringEmpty {
		return outResponse(utils.ErrorParams, "请选择省份"), nil
	}
	city := names[in.CityId]
	if city == utils.StringEmpty {
		return outResponse(utils.ErrorParams, "请选择城市"), nil
	}
	district := names[in.DistrictId]
	if district == utils.StringEmpty {
		return outResponse(utils.ErrorParams, "请选择区县"), nil
	}

	birthDate, bErr := utils.ParseDateOnly(in.BirthDate)
	if bErr != nil {
		return outResponse(utils.ErrorParams, "生日格式不正确"), nil
	}

	data := dao.SaleCreate{
		SaleId:          adminInfo.BizId,
		Mobile:          encryptMobile,
		Name:            in.Name,
		IdCardFront:     in.IdCardFront,
		IdCardBack:      in.IdCardBack,
		BusinessLicense: in.BusinessLicense,
		Region:          buildRegion(province, city, district),
		ProvinceId:      in.ProvinceId,
		ProvinceName:    province,
		CityId:          in.CityId,
		CityName:        city,
		DistrictId:      in.DistrictId,
		DistrictName:    district,
		TerritoryId:     in.ProvinceId,
		TerritoryName:   territoryName,
		GroupId:         adminInfo.GroupId,
		Address:         in.Address,
		Status:          utils.StatusWaitPass,
		Account:         in.Account,
		Type:            uint8(in.Type),
		Sex:             uint8(in.Sex),
		BirthDate:       birthDate,
	}
	m.Begin()

	if err := m.Create(&data); err != nil {
		m.Rollback()
		l.Errorf("sale create: %v", err)
		return failResponse(utils.Fail), nil
	}

	password := utils.GetRandString(utils.NumberFive)
	identity, idErr := ensureSaleIdentity(l.ctx, l.svcCtx.UserSvcName, in.Mobile, password, data.Id)
	if idErr != nil {
		m.Rollback()
		l.Errorf("sale ensure identity: %v", idErr)
		return failResponse(utils.ErrorInternalServer), nil
	}
	if identity.GetUserId() < utils.NumberOne || identity.GetMobile() == utils.StringEmpty {
		m.Rollback()
		l.Error("sale rollback after empty identity")
		return failResponse(utils.Fail), nil
	}

	if _, err := m.Edit(modelbase.Params{
		Eq: map[string]string{"id": strconv.FormatInt(data.Id, utils.NumberTen)},
	}, map[string]interface{}{
		"user_id": identity.GetUserId(),
		"mobile":  identity.GetMobile(),
	}); err != nil {
		l.Errorf("sale bind user_id: %v", err)
		m.Rollback()
		return failResponse(utils.Fail), nil
	}
	m.Commit()
	Time := utils.Now().String()
	md5 := utils.MD5Encrypt(strconv.Itoa(int(data.Id)) + data.Name + Time)
	wecomrpc.SendMessage(l.ctx, l.svcCtx.WecomSvcName, wecomrpc.SendMessageJob{
		BizId:   int(data.Id), // 门店ID
		BizType: wecomrpc.BizTypeSales,
		Type:    wecomrpc.ProductSubmitReview,
		Key:     md5,
	})

	return okResponse(nil), nil
}