feat: add image preview for mobile chat page

CHANGELOG.md

@@ -1,4 +1,8 @@
 # 更新日志
+## v3.2.8
+* 功能优化：SD 绘画页面采用 websocket 替换 http 轮询机制，节省带宽
+* 功能优化：移动端聊天页面图片支持预览和放大功能
+
 ## v3.2.7
 * 功能重构：采用 Vant 重构移动页面，新增 MidJourney 功能
 * 功能优化：优化 PC 端 MidJourney 页面布局，新增融图和换脸功能

api/handler/function_handler.go

@@ -233,6 +233,7 @@ func (h *FunctionHandler) Dall3(c *gin.Context) {
 	const translatePromptTemplate = "Translate the following painting prompt words into English keyword phrases. Without any explanation, directly output the keyword phrases separated by commas. The content to be translated is: [%s]"
 	pt, err := utils.OpenAIRequest(h.db, fmt.Sprintf(translatePromptTemplate, params["prompt"]), h.App.Config.ProxyURL)
 	if err == nil {
+		logger.Debugf("翻译绘画提示词，原文：%s，译文：%s", prompt, pt)
 		prompt = pt
 	}
 	imgNum := chatConfig.DallImgNum

web/src/assets/css/mobile/image-mj.css

@@ -109,19 +109,10 @@
   background-color: #4e5058;
   color: #fff;
 }
-.mobile-mj .content .finish-job-list .van-grid .van-grid-item .van-grid-item__content .job-item .el-image {
+.mobile-mj .content .finish-job-list .van-grid .van-grid-item .van-grid-item__content .job-item .van-image {
   width: 100%;
   height: 200px;
 }
-.mobile-mj .content .finish-job-list .van-grid .van-grid-item .van-grid-item__content .job-item .el-image .image-slot {
-  height: 100%;
-  display: flex;
-  justify-content: center;
-  align-items: center;
-}
-.mobile-mj .content .finish-job-list .van-grid .van-grid-item .van-grid-item__content .job-item .el-image .image-slot .iconfont {
-  margin-right: 5px;
-}
 .mobile-mj .content .finish-job-list .van-grid .van-grid-item .van-grid-item__content .job-item .upscale {
   height: 260px;
   width: 100%;

web/src/assets/css/mobile/image-mj.styl

@@ -150,20 +150,9 @@
                 }
               }
 
-              .el-image {
+              .van-image {
                 width 100%
                 height 200px
-
-                .image-slot {
-                  height 100%
-                  display flex
-                  justify-content center
-                  align-items center
-
-                  .iconfont {
-                    margin-right 5px
-                  }
-                }
               }
 
               .upscale {

web/src/components/mobile/ChatReply.vue

@@ -6,7 +6,7 @@
 
     <div class="chat-item">
       <div class="triangle"></div>
-      <div class="content-box">
+      <div class="content-box" ref="contentRef">
         <div :data-clipboard-text="orgContent" class="content content-mobile" v-html="content"></div>
       </div>
 
@@ -17,8 +17,7 @@
 <script setup>
 import {onMounted, ref} from "vue"
 
-import Clipboard from "clipboard";
+import {showImagePreview} from "vant";
-import {showNotify} from "vant";
 
 const props = defineProps({
   content: {
@@ -34,6 +33,20 @@ const props = defineProps({
     default: '/images/gpt-icon.png',
   }
 });
+
+const contentRef = ref(null)
+onMounted(() => {
+  const imgs = contentRef.value.querySelectorAll('img')
+  for (let i = 0; i < imgs.length; i++) {
+    if (!imgs[i].src) {
+      continue
+    }
+    imgs[i].addEventListener('click', (e) => {
+      e.stopPropagation()
+      showImagePreview([imgs[i].src]);
+    })
+  }
+})
 </script>
 
 <style lang="stylus">

web/src/views/mobile/ImageMj.vue

@@ -143,29 +143,16 @@
         <van-grid :gutter="10" :column-num="2" v-else>
           <van-grid-item v-for="item in finishedJobs">
             <div class="job-item">
-              <el-image
+              <van-image
                   :src="item['thumb_url']"
-                  :class="item['can_opt'] ? '' : 'upscale'" :zoom-rate="1.2"
+                  :class="item['can_opt'] ? '' : 'upscale'"
-                  :preview-src-list="[item['img_url']]" fit="cover" :initial-index="0"
+                  lazy-load
-                  loading="lazy" v-if="item.progress > 0">
+                  @click="imageView(item)"
-                <template #placeholder>
+                  fit="cover">
-                  <div class="image-slot">
+                <template v-slot:loading>
-                    正在加载图片
+                  <van-loading type="spinner" size="20"/>
-                  </div>
                 </template>
-
+              </van-image>
-                <template #error>
-                  <div class="image-slot" v-if="item['img_url'] === ''">
-                    <i class="iconfont icon-loading"></i>
-                    <span>正在下载图片</span>
-                  </div>
-                  <div class="image-slot" v-else>
-                    <el-icon>
-                      <Picture/>
-                    </el-icon>
-                  </div>
-                </template>
-              </el-image>
 
               <div class="opt" v-if="item['can_opt']">
 
@@ -205,7 +192,7 @@
 
 <script setup>
 import {onMounted, ref} from "vue";
-import {showConfirmDialog, showFailToast, showNotify, showToast, showDialog} from "vant";
+import {showConfirmDialog, showFailToast, showNotify, showToast, showDialog, showImagePreview} from "vant";
 import {httpGet, httpPost} from "@/utils/http";
 import Compressor from "compressorjs";
 import {ElMessage} from "element-plus";
@@ -478,6 +465,10 @@ const showPrompt = (item) => {
   });
 }
 
+const imageView = (item) => {
+  showImagePreview([item['img_url']]);
+}
+
 </script>
 
 <style lang="stylus">