package logic

import (
	"encoding/json"
	"errors"
	"fusenapi/model/gmodel"
	"fusenapi/utils/auth"
	"fusenapi/utils/basic"
	"fusenapi/utils/metadata"
	"time"

	"context"

	"fusenapi/server/home-user-auth/internal/svc"
	"fusenapi/server/home-user-auth/internal/types"

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

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

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

// 处理进入前逻辑w,r
// func (l *UserLogoSetLogic) BeforeLogic(w http.ResponseWriter, r *http.Request) {
// }

func (l *UserLogoSetLogic) UserLogoSet(req *types.UserLogoSetReq, userinfo *auth.UserInfo) (resp *basic.Response) {
	// 返回值必须调用Set重新返回, resp可以空指针调用 resp.SetStatus(basic.CodeOK, data)
	// userinfo 传入值时, 一定不为null
	// 更新用户信息
	if userinfo.IsOnlooker() {
		// 如果是，返回未授权的错误码
		return resp.SetStatus(basic.CodeUnAuth)
	}
	if req.LogoSelectedId == 0 {
		return resp.SetStatus(basic.CodeLogoSetCategory, "logo logo_selected_id not null")
	}
	if req.SetLogoCategory == 1 && req.CategoryId == 0 {
		return resp.SetStatus(basic.CodeLogoSetCategory, "logo category_id not null")
	}

	var userId int64
	var guestId int64
	NewFsUserMaterialModel := gmodel.NewFsUserMaterialModel(l.svcCtx.MysqlConn)
	NewFsUserMaterialModelRow := NewFsUserMaterialModel.RowSelectBuilder(nil).Where("id = ?", req.LogoSelectedId)

	if userinfo.IsGuest() {
		// 如果是，使用游客ID和游客键名格式
		guestId = userinfo.GuestId
		NewFsUserMaterialModelRow.Where("guest_id = ?", guestId)
	} else {
		// 否则，使用用户ID和用户键名格式
		userId = userinfo.UserId
		NewFsUserMaterialModelRow.Where("user_id = ?", userId)
	}

	userMaterialInfo, err := NewFsUserMaterialModel.FindOne(l.ctx, NewFsUserMaterialModelRow.Model(&gmodel.FsUserMaterial{}))
	if err != nil {
		logc.Errorf(l.ctx, "FsUserMaterial FindOne err：%+v", err)
		return resp.SetStatus(basic.CodeLogoSetCategory, "logo not find")
	}

	var nowTime = time.Now().UTC()
	err = l.svcCtx.MysqlConn.WithContext(l.ctx).Transaction(func(tx *gorm.DB) error {
		// 更新merchant_category
		if req.SetLogoCategory == 1 {

			var metadataMapOldUserMaterial map[string]interface{}
			if userMaterialInfo.Metadata != nil {
				err = json.Unmarshal(*userMaterialInfo.Metadata, &metadataMapOldUserMaterial)
				if err != nil {
					logc.Errorf(l.ctx, "userMaterialInfo Metadata Unmarshal err：%+v", err)
					return err
				}
			}
			var metadataChildUserMaterial = make(map[string]interface{}, 1)
			metadataChildUserMaterial["merchant_category"] = req.CategoryId
			metadataMapUserMaterial, err := metadata.SetMetadata(metadataChildUserMaterial, metadataMapOldUserMaterial)
			if err != nil {
				logc.Errorf(l.ctx, "userMaterialInfo Metadata SetMetadata err：%+v", err)
				return err
			}
			metadataBUserMaterial, err := json.Marshal(metadataMapUserMaterial)
			if err != nil {
				logc.Errorf(l.ctx, "userMaterialInfo Metadata err：%+v", err)
				return err
			}
			userMaterialInfo.Metadata = &metadataBUserMaterial
			resUpdates := tx.Select("metadata").Where("id = ?", req.LogoSelectedId).Updates(&userMaterialInfo)
			err = resUpdates.Error
			if err != nil {
				if err != gorm.ErrRecordNotFound {
					logc.Errorf(l.ctx, "userMaterialInfo Updates err：%+v", err)
					return err
				}
			}

		}

		if req.SetLogoSelected == 1 {

			var userInfo = &gmodel.FsUserInfo{}
			BuilderDB := tx.Model(&gmodel.FsUserInfo{}).Where("module = ?", "profile")
			if userId > 0 {
				BuilderDB.Where("user_id=?", userId)
			} else {
				BuilderDB.Where("guest_id=?", guestId)
			}
			userInfoFirstRes := BuilderDB.First(userInfo)
			err = userInfoFirstRes.Error
			if err != nil {
				if !errors.Is(err, gorm.ErrRecordNotFound) {
					logc.Errorf(l.ctx, "userInfo First err：%+v", err)
					return err
				}
			}
			var metadataMapOldUserInfo map[string]interface{}
			if userInfo.Metadata != nil {
				err = json.Unmarshal(*userInfo.Metadata, &metadataMapOldUserInfo)
				if err != nil {
					logc.Errorf(l.ctx, "userInfo Metadata Unmarshal err：%+v", err)
					return err
				}
			}

			var metadataChildUserInfo = make(map[string]interface{}, 1)
			metadataChildUserInfo["logo_selected_id"] = req.LogoSelectedId
			metadataMapUserInfo, err := metadata.SetMetadata(metadataChildUserInfo, metadataMapOldUserInfo)
			if err != nil {
				logc.Errorf(l.ctx, "userInfo Metadata SetMetadata err：%+v", err)
				return err
			}
			metadataBUserInfo, err := json.Marshal(metadataMapUserInfo)
			if err != nil {
				logc.Errorf(l.ctx, "userInfo Metadata marshal err：%+v", err)
				return err
			}
			userInfo.Metadata = &metadataBUserInfo
			userInfo.Utime = &nowTime
			if userInfo.Id == 0 {
				// 新增
				resCreate := tx.Model(&userInfo).Create(&userInfo)
				err = resCreate.Error
			} else {
				// 更新
				resUpdates := tx.Model(&userInfo).Select("metadata").Where("id = ?", userInfo.Id).Updates(&userInfo)
				err = resUpdates.Error
			}

			if err != nil {
				if err != gorm.ErrRecordNotFound {
					logc.Errorf(l.ctx, "FsUserInfo Updates err：%+v", err)
					return err
				}
			}
		}
		return nil
	})
	if err != nil {
		logx.Error(err)
		return resp.SetStatus(basic.CodeDbSqlErr, "set logo fail")
	}
	return resp.SetStatus(basic.CodeOK)
}

// 处理逻辑后 w,r 如:重定向, resp 必须重新处理
// func (l *UserLogoSetLogic) AfterLogic(w http.ResponseWriter, r *http.Request, resp *basic.Response) {
// // httpx.OkJsonCtx(r.Context(), w, resp)
// }