feat: 图片上传功能

backend/.gitignore

@@ -0,0 +1 @@
+/media/*

frontend/src/api/material.js

@@ -1,17 +1,4 @@
-import api from './client'
-
-const toFormData = (payload) => {
-  const form = new FormData()
-  Object.entries(payload).forEach(([key, value]) => {
-    if (value === undefined || value === null) return
-    if (Array.isArray(value)) {
-      form.append(key, JSON.stringify(value))
-      return
-    }
-    form.append(key, value)
-  })
-  return form
-}
+import api from './client'
 
 export const fetchMaterials = async (params) => {
   const { data } = await api.get('/material/', { params })
@@ -23,18 +10,21 @@ export const fetchMaterialDetail = async (id) => {
   return data
 }
 
-export const createMaterial = async (payload, withFile = false) => {
-  const dataPayload = withFile ? toFormData(payload) : payload
-  const { data } = await api.post('/material/', dataPayload, {
-    headers: withFile ? { 'Content-Type': 'multipart/form-data' } : undefined
-  })
+export const createMaterial = async (payload) => {
+  const { data } = await api.post('/material/', payload)
   return data
 }
 
-export const updateMaterial = async (id, payload, withFile = false) => {
-  const dataPayload = withFile ? toFormData(payload) : payload
-  const { data } = await api.put(`/material/${id}/`, dataPayload, {
-    headers: withFile ? { 'Content-Type': 'multipart/form-data' } : undefined
+export const updateMaterial = async (id, payload) => {
+  const { data } = await api.put(`/material/${id}/`, payload)
+  return data
+}
+
+export const uploadImage = async (file) => {
+  const formData = new FormData()
+  formData.append('file', file)
+  const { data } = await api.post('/upload/', formData, {
+    headers: { 'Content-Type': 'multipart/form-data' },
   })
   return data
 }

frontend/src/views/MaterialManage.vue

@@ -105,11 +105,12 @@
         <el-form-item label="宣传页">
           <el-upload
             class="upload"
-            :auto-upload="false"
-            :show-file-list="true"
-            :on-change="onFileChange"
+            :auto-upload="true"
+            :show-file-list="false"
+            :http-request="handleUpload"
+            accept="image/*"
           >
-            <el-button>选择图片</el-button>
+            <el-button :loading="uploading">{{ uploading ? '上传中...' : '选择图片' }}</el-button>
           </el-upload>
           <div v-if="form.brochure_url" class="preview">
             <img :src="form.brochure_url" alt="预览" />
@@ -168,7 +169,7 @@ import { ref, reactive, onMounted } from 'vue'
 import { useRouter } from 'vue-router'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import { useAuth } from '@/store/auth'
-import { fetchMaterials, fetchMaterialDetail, createMaterial, updateMaterial, deleteMaterial, submitMaterial, approveMaterial, rejectMaterial, fetchMaterialChoices } from '@/api/material'
+import { fetchMaterials, fetchMaterialDetail, createMaterial, updateMaterial, deleteMaterial, submitMaterial, approveMaterial, rejectMaterial, fetchMaterialChoices, uploadImage } from '@/api/material'
 import { fetchCategories, fetchSubcategories } from '@/api/category'
 import { fetchFactorySimple } from '@/api/factory'
 
@@ -186,7 +187,7 @@ const dialogVisible = ref(false)
 const dialogTitle = ref('')
 const isEdit = ref(false)
 const currentId = ref(null)
-const fileRef = ref(null)
+const uploading = ref(false)
 
 const filters = reactive({
   name: '',
@@ -312,7 +313,6 @@ const resetForm = () => {
     limit_condition: '',
     factory: null
   })
-  fileRef.value = null
 }
 
 const onCategoryChange = async (val, resetSub = true) => {
@@ -352,22 +352,31 @@ const openEdit = async (row) => {
   dialogVisible.value = true
 }
 
-const onFileChange = (file) => {
-  fileRef.value = file.raw
-  form.brochure = file.raw
+const handleUpload = async (options) => {
+  uploading.value = true
+  try {
+    const result = await uploadImage(options.file)
+    form.brochure = result.path
+    form.brochure_url = result.url
+    ElMessage.success('图片上传成功')
+  } catch {
+    ElMessage.error('图片上传失败')
+  } finally {
+    uploading.value = false
+  }
 }
 
 const onSave = async () => {
   try {
     const payload = { ...form }
-    const withFile = !!fileRef.value
+    delete payload.brochure_url
     if (!isAdmin.value) {
       delete payload.factory
     }
     if (isEdit.value) {
-      await updateMaterial(currentId.value, payload, withFile)
+      await updateMaterial(currentId.value, payload)
     } else {
-      await createMaterial(payload, withFile)
+      await createMaterial(payload)
     }
     ElMessage.success('保存成功')
     dialogVisible.value = false