feat: 新增 PC 端粘贴图片上传功能（hover 区域检测 + 网页图片链接自动填入）

inventory-web/src/hooks/usePasteUpload.ts

@@ -0,0 +1,81 @@
+import { onMounted, onUnmounted, ref } from 'vue'
+import { ElMessage } from 'element-plus'
+
+export function usePasteUpload(
+  customUpload: Function,
+  targetField: string,
+  containerSelector: string,
+  onLinkFound?: (link: string, field: string) => void
+) {
+  const isHovering = ref(false)
+
+  const handleMouseMove = (event: MouseEvent) => {
+    const target = event.target as Element
+    if (!target) return
+    const isInsideTarget = !!target.closest(containerSelector)
+    if (isInsideTarget !== isHovering.value) {
+      isHovering.value = isInsideTarget
+    }
+  }
+
+  const handleGlobalPaste = (event: ClipboardEvent) => {
+    if (!isHovering.value) return
+
+    const activeElement = document.activeElement
+    const activeTag = activeElement?.tagName.toLowerCase()
+    if (activeTag === 'input' || activeTag === 'textarea') return
+
+    const clipboardData = event.clipboardData
+    if (!clipboardData) return
+
+    // 1. 优先获取真实文件（本地截图/复制文件）
+    let imageFile: File | null = null
+    for (let i = 0; i < clipboardData.items.length; i++) {
+      if (clipboardData.items[i].type.indexOf('image') !== -1) {
+        const rawFile = clipboardData.items[i].getAsFile()
+        if (rawFile) {
+          const extension = rawFile.type.split('/')[1] || 'png'
+          const fileName = `paste_${targetField}_${new Date().getTime()}.${extension}`
+          imageFile = new File([rawFile], fileName, { type: rawFile.type })
+          break
+        }
+      }
+    }
+
+    if (imageFile) {
+      event.preventDefault()
+      customUpload({ file: imageFile, onSuccess: () => {}, onError: () => {} }, targetField)
+      return
+    }
+
+    // 2. 没有真实文件时，解析 HTML 或文本里的图片 URL（网页复制场景）
+    const htmlData = clipboardData.getData('text/html')
+    const textData = clipboardData.getData('text/plain')
+
+    let imgUrl = ''
+    if (htmlData) {
+      const match = htmlData.match(/<img[^>]+src="([^">]+)"/)
+      if (match && match[1]) imgUrl = match[1]
+    }
+    if (!imgUrl && textData && textData.startsWith('http')) {
+      imgUrl = textData
+    }
+
+    if (imgUrl && onLinkFound) {
+      event.preventDefault()
+      ElMessage.success('检测到网页图片，已自动填入外部链接')
+      onLinkFound(imgUrl, targetField)
+    } else if (!imgUrl) {
+      ElMessage.warning('剪贴板中未检测到有效图片或链接')
+    }
+  }
+
+  onMounted(() => {
+    document.addEventListener('mousemove', handleMouseMove)
+    document.addEventListener('paste', handleGlobalPaste)
+  })
+  onUnmounted(() => {
+    document.removeEventListener('mousemove', handleMouseMove)
+    document.removeEventListener('paste', handleGlobalPaste)
+  })
+}

inventory-web/src/views/material/list.vue

@@ -457,7 +457,7 @@
           </el-row>
 
           <el-form-item label="产品图" prop="generalImage" v-if="hasFieldPermission('files')">
-            <div class="upload-container">
+            <div class="upload-container" id="upload-generalImage">
               <el-upload
                   v-model:file-list="fileListImage"
                   action="#"
@@ -485,7 +485,7 @@
           </el-form-item>
 
           <el-form-item label="说明书" prop="generalManual" v-if="hasFieldPermission('files')">
-            <div class="upload-container">
+            <div class="upload-container" id="upload-generalManual">
               <el-upload
                   v-model:file-list="fileListManual"
                   action="#"
@@ -653,6 +653,7 @@ import {
   markWarningOrdered
 } from '@/api/material_base';
 import { uploadFile, deleteFile } from '@/api/common/upload';
+import { usePasteUpload } from '@/hooks/usePasteUpload';
 import WebRtcCamera from '@/components/Camera/WebRtcCamera.vue';
 
 const userStore = useUserStore();
@@ -1584,6 +1585,13 @@ const customUpload = async (options: any, targetField: 'generalImage' | 'general
     if (res.code === 200) {
       const newUrl = res.data.url
       form.value[targetField].push(newUrl)
+      // 同步更新 fileList，触发 el-upload UI 刷新
+      const fileObj = { name: newUrl.split('/').pop(), url: getImageUrl(newUrl) }
+      if (targetField === 'generalImage') {
+        fileListImage.value.push(fileObj)
+      } else {
+        fileListManual.value.push(fileObj)
+      }
       ElMessage.success('上传成功')
       onSuccess(res)
     } else {
@@ -1597,6 +1605,13 @@ const customUpload = async (options: any, targetField: 'generalImage' | 'general
   finally { isUploading.value = false }
 }
 
+// 粘贴上传处理器（PC 端：鼠标悬停 + Ctrl+V 直接粘贴图片）
+const handlePasteLink = (link: string, field: string) => {
+  imageExternalUrl.value = link
+}
+usePasteUpload(customUpload, 'generalImage', '#upload-generalImage', handlePasteLink)
+usePasteUpload(customUpload, 'generalManual', '#upload-generalManual', handlePasteLink)
+
 const handleRemoveImage = async (uploadFile: any, targetField: 'generalImage' | 'generalManual') => {
   const fileName = uploadFile.name || uploadFile.url?.split('/').pop() || '此文件'
   try {