package logic

import (
	"context"
	"encoding/json"
	"strconv"

	"product/internal/apply"
	"product/internal/dao"
	"product/internal/model"
	"product/internal/svc"
	"product/internal/wecom"
	"product/product"
	"product/validator"

	"pkg.local/log"
	"pkg.local/modelbase"
	"pkg.local/utils"
	validateService "pkg.local/validate"

	"github.com/zeromicro/go-zero/core/logx"
	"gorm.io/gorm"
)

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

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

func (l *EditSusceptibleLogic) EditSusceptible(in *product.EditSusceptibleReq) (*product.Response, error) {
	var req validator.ProductEditSusceptibleValidator
	if msg := validateService.ValidateFromProto(in, &req); msg != utils.StringEmpty {
		return outResponse(utils.ErrorParams, msg), nil
	}

	if req.Type == dao.ProductTypeNormal {
		if req.AgentPrice == 0 || req.StorePrice == 0 ||
			req.SalePrice == 0 || req.SharePrice == 0 ||
			req.SaleReward == "" {
			return outResponse(utils.ErrorParams, "缺少相关价格"), nil
		}
	}

	// 管理员信息后续从 ctx / metadata 取
	adminId := 0
	adminName := ""

	if !apply.CanEdit(l.ctx, adminId, int(req.Id)) {
		return failErr(utils.ErrorAuthority), nil
	}

	w := modelbase.Params{
		Eq: map[string]string{"id": strconv.FormatInt(req.Id, 10)},
		In: map[string][]string{
			"verify_status": {
				strconv.Itoa(int(dao.VerifyStatusPass)),
				strconv.Itoa(int(dao.VerifyStatusRefuse)),
			},
		},
	}
	var old dao.ProductEditSusceptible
	err := model.ProductModel{}.Init().GetOne(w, &old)
	if err != nil {
		log.Errorf("edit susceptible get: %v", err)
		return failResponse(utils.Fail), nil
	}
	if old.Id < 1 {
		return failResponse(utils.ErrorNotFund), nil
	}

	data := dao.ProductEditSusceptible{
		Id:          int(req.Id),
		ModelCode:   req.ModelCode,
		Price:       float32(req.Price),
		StorePrice:  float32(req.StorePrice),
		SalePrice:   float32(req.SalePrice),
		SharePrice:  float32(req.SharePrice),
		AgentPrice:  float32(req.AgentPrice),
		SaleReward:  req.SaleReward,
		BoxNumber:   req.BoxNumber,
		Type:        uint8(req.Type),
		NormsNumber: uint8(req.NormsNumber),
		AdminName:   adminName,
		AdminId:     adminId,
	}

	contentBytes, err := json.Marshal(data)
	if err != nil {
		log.Errorf("edit susceptible marshal: %v", err)
		return failResponse(utils.Fail), nil
	}

	err = l.svcCtx.DB.WithContext(l.ctx).Transaction(func(tx *gorm.DB) error {
		pm := model.ProductModel{}.Init().WithTX(tx)
		if _, err := pm.Edit(w, &dao.ProductVerifyFirstEditStatus{
			VerifyStatus: dao.VerifyStatusChecking,
		}); err != nil {
			return err
		}
		verify := dao.VerifyCreate{
			VerifyId: strconv.FormatInt(req.Id, 10),
			Content:  string(contentBytes),
			Type:     dao.VerifyTypeProduct,
		}
		return model.VerifyModel{}.Init().WithTX(tx).Create(&verify)
	})
	if err != nil {
		log.Errorf("edit susceptible tx: %v", err)
		return failResponse(utils.Fail), nil
	}

	addEditLog(int(req.Id), dao.EditLogTypeProduct, adminId, adminName, data, old)
	wecom.NotifyProduct(wecom.NotifyJob{
		ObjId:   int(req.Id),
		ObjType: dao.EditLogTypeProduct,
		Type:    wecom.ProductSubmitReview,
	})
	_ = apply.Del(l.ctx, adminId, int(req.Id))

	return okResponse(utils.StringEmpty), nil
}