fix

server/product/internal/logic/getproductinfologic.go

@@ -1,19 +1,9 @@
 package logic
 
 import (
-	"encoding/json"
-	"errors"
-	"fmt"
-	"fusenapi/constants"
+	"context"
 	"fusenapi/utils/auth"
 	"fusenapi/utils/basic"
-	"fusenapi/utils/format"
-	"fusenapi/utils/image"
-	"gorm.io/gorm"
-	"strconv"
-	"strings"
-
-	"context"
 
 	"fusenapi/server/product/internal/svc"
 	"fusenapi/server/product/internal/types"
@@ -37,7 +27,7 @@ func NewGetProductInfoLogic(ctx context.Context, svcCtx *svc.ServiceContext) *Ge
 
 func (l *GetProductInfoLogic) GetProductInfo(req *types.GetProductInfoReq, userinfo *auth.UserInfo) (resp *basic.Response) {
 	//获取产品信息
-	productInfo, err := l.svcCtx.AllModels.FsProduct.FindOneBySn(l.ctx, req.Pid)
+	/*productInfo, err := l.svcCtx.AllModels.FsProduct.FindOneBySn(l.ctx, req.Pid)
 	if err != nil {
 		if errors.Is(err, gorm.ErrRecordNotFound) {
 			return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "the product is not exists")
@@ -261,7 +251,8 @@ func (l *GetProductInfoLogic) GetProductInfo(req *types.GetProductInfoReq, useri
 			temBytes, _ := json.Marshal(allModel3dList[key])
 			_ = json.Unmarshal(temBytes, &thisInfo)
 		}
-	}
+	}*/
+	//**************************************************
 	/*
 	   //循环处理组装模板信息
 	   foreach ($templates as $temp) {

server/product/internal/logic/savedesignlogic.go

@@ -0,0 +1,168 @@
+package logic
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"fusenapi/constants"
+	"fusenapi/model/gmodel"
+	"fusenapi/utils/auth"
+	"fusenapi/utils/basic"
+	"fusenapi/utils/encryption_decryption"
+	"fusenapi/utils/id_generator"
+	"github.com/google/uuid"
+	"github.com/nfnt/resize"
+	"gorm.io/gorm"
+	"image"
+	"image/gif"
+	"image/jpeg"
+	"image/png"
+	"net/http"
+	"os"
+	"path"
+	"time"
+
+	"context"
+
+	"fusenapi/server/product/internal/svc"
+	"fusenapi/server/product/internal/types"
+
+	"github.com/zeromicro/go-zero/core/logx"
+)
+
+type SaveDesignLogic struct {
+	logx.Logger
+	ctx    context.Context
+	svcCtx *svc.ServiceContext
+}
+
+func NewSaveDesignLogic(ctx context.Context, svcCtx *svc.ServiceContext) *SaveDesignLogic {
+	return &SaveDesignLogic{
+		Logger: logx.WithContext(ctx),
+		ctx:    ctx,
+		svcCtx: svcCtx,
+	}
+}
+
+func (l *SaveDesignLogic) SaveDesign(req *types.SaveDesignReq, userinfo *auth.UserInfo) (resp *basic.Response) {
+	if userinfo.GetIdType() != auth.IDTYPE_User {
+		return resp.SetStatusWithMessage(basic.CodeUnAuth, "please login first")
+	}
+	//查询是否是加密的(不太合理)
+	encryptWebsetting, err := l.svcCtx.AllModels.FsWebSet.FindValueByKey(l.ctx, "is_encrypt")
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "web setting is_encrypt is not exists")
+		}
+		logx.Error(err)
+		return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get web setting")
+	}
+	var postInfo types.SaveDesignReqRealStruct
+	//不加密
+	if encryptWebsetting.Value == nil || *encryptWebsetting.Value == "0" {
+		if err = json.Unmarshal([]byte(req.Data), &postInfo); err != nil {
+			return resp.SetStatusWithMessage(basic.CodeJsonErr, "failed to parse json data,format may be invalid")
+		}
+	} else { //加密的
+		//解密数据
+		desData, err := encryption_decryption.CBCDecrypt(req.Data)
+		if err != nil {
+			logx.Error(err)
+			return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "failed to decryption data")
+		}
+		if err = json.Unmarshal([]byte(desData), &postInfo); err != nil {
+			logx.Error(err)
+			return resp.SetStatusWithMessage(basic.CodeJsonErr, "failed to parse json data")
+		}
+	}
+	infoBytes, _ := json.Marshal(postInfo.Data)
+	info := string(infoBytes)
+	now := time.Now()
+	logoColorBytes, _ := json.Marshal(postInfo.Data.Logo.Colors)
+	logoColor := string(logoColorBytes)
+	saveData := gmodel.FsProductDesign{
+		UserId:     &userinfo.UserId,
+		ProductId:  &postInfo.ProductId,
+		TemplateId: &postInfo.TemplateId,
+		SizeId:     &postInfo.SizeId,
+		OptionalId: &postInfo.OptionalId,
+		Cover:      &postInfo.Cover,
+		Info:       &info,
+		Utime:      &now,
+		LogoColor:  &logoColor,
+		PageGuid:   &postInfo.PageGuid,
+	}
+	switch postInfo.Sn {
+	case "": //新增
+		status := int64(1)
+		postInfo.Sn, err = id_generator.GenSnowFlakeId()
+		if err != nil {
+			logx.Error(err)
+			return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to gen sn ")
+		}
+		saveData.Status = &status
+		saveData.Sn = &postInfo.Sn
+		err = l.svcCtx.AllModels.FsProductDesign.Create(l.ctx, &saveData)
+	default: //更新
+		err = l.svcCtx.AllModels.FsProductDesign.UpdateBySn(l.ctx, postInfo.Sn, &saveData)
+	}
+	if err != nil {
+		logx.Error(err)
+		return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to save design")
+	}
+	if postInfo.Cover == "" {
+		return resp.SetStatusWithMessage(basic.CodeOK, "success", types.SaveDesignRsp{Sn: postInfo.Sn})
+	}
+	//生成各个尺寸缩略图
+	if err = l.CreateStepThumbnailImage(l.ctx, postInfo.Cover); err != nil {
+		logx.Error(err)
+		return resp.SetStatusWithMessage(basic.CodeServiceErr, "failed to create step thumbnail image ")
+	}
+	return resp.SetStatusWithMessage(basic.CodeOK, "success", types.SaveDesignRsp{Sn: postInfo.Sn})
+}
+
+// 创建阶梯缩略图
+func (l *SaveDesignLogic) CreateStepThumbnailImage(ctx context.Context, coverImage string) error {
+	httpRsp, err := http.Get(coverImage)
+	if err != nil {
+		return err
+	}
+	defer httpRsp.Body.Close()
+	coverImg, _, err := image.Decode(httpRsp.Body)
+	if err != nil {
+		return err
+	}
+	coverImgOrgWith := coverImg.Bounds().Dx()
+	coverImgOrgHeight := coverImg.Bounds().Dy()
+	fileExt := path.Ext(coverImage)
+	for _, size := range constants.IMAGE_CROPPING_STEP_SIZE {
+		//尺寸大于原图
+		if size > coverImgOrgWith {
+			continue
+		}
+		//缩放比例按照宽度来设定
+		scale := size / coverImgOrgWith
+		height := scale * coverImgOrgHeight
+		tmpImage := resize.Resize(uint(size), uint(height), coverImg, resize.Lanczos3)
+		fileName := fmt.Sprintf("%s_%d_%s", uuid.New().String(), size, fileExt)
+		targetFile, err := os.Create(fileName)
+		if err != nil {
+			return err
+		}
+		defer targetFile.Close()
+		switch fileExt {
+		case ".png":
+			err = png.Encode(targetFile, tmpImage)
+		case ".jpg", ".jpeg":
+			err = jpeg.Encode(targetFile, tmpImage, &jpeg.Options{Quality: 100})
+		case ".gif":
+			err = gif.Encode(targetFile, tmpImage, nil)
+		default:
+			err = errors.New("unSupport image format")
+		}
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}