fix

server/product-template-tag/internal/handler/gettemplatetagcolorhandler.go

@@ -0,0 +1,35 @@
+package handler
+
+import (
+	"net/http"
+	"reflect"
+
+	"fusenapi/utils/basic"
+
+	"fusenapi/server/product-template-tag/internal/logic"
+	"fusenapi/server/product-template-tag/internal/svc"
+	"fusenapi/server/product-template-tag/internal/types"
+)
+
+func GetTemplateTagColorHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+
+		var req types.GetTemplateTagColorReq
+		userinfo, err := basic.RequestParse(w, r, svcCtx, &req)
+		if err != nil {
+			return
+		}
+
+		// 创建一个业务逻辑层实例
+		l := logic.NewGetTemplateTagColorLogic(r.Context(), svcCtx)
+
+		rl := reflect.ValueOf(l)
+		basic.BeforeLogic(w, r, rl)
+
+		resp := l.GetTemplateTagColor(&req, userinfo)
+
+		if !basic.AfterLogic(w, r, rl, resp) {
+			basic.NormalAfterLogic(w, r, resp)
+		}
+	}
+}

server/product-template-tag/internal/logic/gettemplatetagcolorlogic.go

@@ -0,0 +1,97 @@
+package logic
+
+import (
+	"encoding/json"
+	"errors"
+	"fusenapi/model/gmodel"
+	"fusenapi/utils/auth"
+	"fusenapi/utils/basic"
+	"gorm.io/gorm"
+	"strings"
+
+	"context"
+
+	"fusenapi/server/product-template-tag/internal/svc"
+	"fusenapi/server/product-template-tag/internal/types"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type GetTemplateTagColorLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewGetTemplateTagColorLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetTemplateTagColorLogic {
+	return &GetTemplateTagColorLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+// 处理进入前逻辑w,r
+// func (l *GetTemplateTagColorLogic) BeforeLogic(w http.ResponseWriter, r *http.Request) {
+// }
+
+func (l *GetTemplateTagColorLogic) GetTemplateTagColor(req *types.GetTemplateTagColorReq, userinfo *auth.UserInfo) (resp *basic.Response) {
+	if req.SelectedColorIndex < 0 {
+		return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "param selected_color_index is invalid")
+	}
+	//根据logo查询素材资源
+	s := strings.Split(req.Logo, "/")
+	if len(s) <= 1 {
+		return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "invalid logo")
+	}
+	resourceId := s[len(s)-1]
+	var (
+		userMaterial *gmodel.FsUserMaterial
+		err          error
+	)
+	//游客或者用户
+	if userinfo.IsUser() || userinfo.IsGuest() {
+		userMaterial, err = l.svcCtx.AllModels.FsUserMaterial.FindOneByUserAndLogoUrl(l.ctx, userinfo.UserId, userinfo.GuestId, resourceId)
+	} else {
+		//白板用户
+		userMaterial, err = l.svcCtx.AllModels.FsUserMaterial.FindOneById(l.ctx, 0)
+	}
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "the logo is not found")
+		}
+		logx.Error(err)
+		return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get user material")
+	}
+	if userMaterial.Metadata == nil || len(*userMaterial.Metadata) == 0 {
+		return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "the user material is empty")
+	}
+	//解析用户素材元数据
+	var metaData map[string]interface{}
+	if err = json.Unmarshal(*userMaterial.Metadata, &metaData); err != nil {
+		logx.Error(err)
+		return resp.SetStatusWithMessage(basic.CodeJsonErr, "failed to parse user metadata")
+	}
+	var mapMaterialTemplateTag map[string][][]string
+	b, _ := json.Marshal(metaData["template_tag"])
+	if err = json.Unmarshal(b, &mapMaterialTemplateTag); err != nil {
+		logx.Error(err)
+		return resp.SetStatusWithMessage(basic.CodeJsonErr, "invalid format of metadata`s template_tag")
+	}
+	colors, ok := mapMaterialTemplateTag[req.TemplateTag]
+	if !ok {
+		return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "the template tag is not found from this logo material`s metadata")
+	}
+	if req.SelectedColorIndex >= len(colors) {
+		return resp.SetStatusWithMessage(basic.CodeRequestParamsErr, "select color index is out of range !!")
+	}
+	return resp.SetStatus(basic.CodeOK, "success", types.GetTemplateTagColorRsp{
+		Colors:             colors,
+		SelectedColorIndex: req.SelectedColorIndex,
+	})
+}
+
+// 处理逻辑后 w,r 如:重定向, resp 必须重新处理
+// func (l *GetTemplateTagColorLogic) AfterLogic(w http.ResponseWriter, r *http.Request, resp *basic.Response) {
+// // httpx.OkJsonCtx(r.Context(), w, resp)
+// }