new-ryc.git - Gitblit

<template>
  <div class="news-form">
    <el-card>
      <template #header>
        <div class="card-header">
          <span>{{ isEdit ? '编辑新闻' : '新增新闻' }}</span>
          <el-button @click="goBack">返回</el-button>
        </div>
      </template>
 
      <el-form
        ref="formRef"
        :model="form"
        :rules="rules"
        label-width="120px"
        v-loading="loading"
        @submit.prevent
      >
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="新闻标题" prop="title">
              <el-input v-model="form.title" placeholder="请输入新闻标题" maxlength="100" />
            </el-form-item>
          </el-col>
          
          <el-col :span="12">
            <el-form-item label="作者" prop="author">
              <el-input v-model="form.author" placeholder="请输入作者姓名" maxlength="50" />
            </el-form-item>
          </el-col>
        </el-row>
 
        <el-form-item label="摘要" prop="summary">
          <el-input
            v-model="form.summary"
            type="textarea"
            :rows="3"
            placeholder="请输入新闻摘要"
            maxlength="500"
          />
        </el-form-item>
 
        <el-form-item label="封面图片" prop="coverImage">
          <div class="cover-upload-container">
            <el-upload
              class="cover-uploader"
              :action="uploadUrl"
              :headers="uploadHeaders"
              :show-file-list="false"
              :on-success="handleCoverUploadSuccess"
              :before-upload="beforeCoverUpload"
            >
              <img v-if="form.coverImage" :src="form.coverImage" class="cover" />
              <div v-else class="cover-uploader-placeholder">
                <i class="el-icon-plus cover-uploader-icon"></i>
                <div class="cover-uploader-text">点击上传图片</div>
              </div>
            </el-upload>
          </div>
        </el-form-item>
 
        <el-form-item label="新闻内容" prop="content">
          <!-- 添加工具栏容器 -->
          <div class="editor-container">
            <div ref="toolbarRef" class="editor-toolbar"></div>
            <div ref="editorRef" class="editor-content"></div>
          </div>
        </el-form-item>
 
        <el-form-item label="状态" prop="state">
          <el-radio-group v-model="form.state">
            <el-radio :label="0">草稿</el-radio>
            <el-radio :label="1">发布</el-radio>
            <el-radio :label="2">关闭</el-radio>
          </el-radio-group>
        </el-form-item>
 
        <el-form-item>
          <el-button type="primary" @click="handleSubmit" :loading="submitting">
            {{ isEdit ? '更新' : '创建' }}
          </el-button>
          <el-button @click="goBack">取消</el-button>
        </el-form-item>
      </el-form>
    </el-card>
  </div>
</template>
 
<script setup>
import { ref, onMounted, onBeforeUnmount, shallowRef } from 'vue'
import { useRouter, useRoute } from 'vue-router'
import { ElMessage } from 'element-plus'
import { getNews, saveNews } from '@/api/news'
import { getToken } from '@/utils/auth'
// 使用wangEditor的核心包而不是Vue包装器
import { createEditor, createToolbar } from '@wangeditor/editor'
import '@wangeditor/editor/dist/css/style.css'
 
const router = useRouter()
const route = useRoute()
 
// 编辑器实例
const editorRef = ref()
const toolbarRef = ref()
const editorInstance = shallowRef()
const toolbarInstance = shallowRef()
 
const loading = ref(false)
const submitting = ref(false)
const formRef = ref()
 
// 上传配置 - 修正URL路径，添加/api前缀
const uploadUrl = `${import.meta.env.VITE_API_BASE_URL || ''}/api/upload/image`
const uploadHeaders = {
  Authorization: `Bearer ${getToken()}`
}
 
// 表单数据
const form = ref({
  id: null,
  title: '',
  content: '',
  summary: '',
  coverImage: '',
  author: '',
  state: 1
})
 
// 表单验证规则
const rules = {
  title: [
    { required: true, message: '请输入新闻标题', trigger: 'blur' },
    { max: 100, message: '新闻标题不能超过100个字符', trigger: 'blur' }
  ],
  author: [
    { required: true, message: '请输入作者姓名', trigger: 'blur' },
    { max: 50, message: '作者姓名不能超过50个字符', trigger: 'blur' }
  ],
  content: [
    { required: true, message: '请输入新闻内容', trigger: 'blur' }
  ]
}
 
// 计算属性
const isEdit = ref(!!route.params.id)
 
// 初始化编辑器
const initEditor = () => {
  if (!editorRef.value || !toolbarRef.value) return
 
  // 创建编辑器
  const editor = createEditor({
    selector: editorRef.value,
    html: form.value.content,
    config: {
      placeholder: '请输入新闻内容...',
      MENU_CONF: {
        'uploadImage': {
          server: `${import.meta.env.VITE_API_BASE_URL || ''}/api/upload/image`,
          fieldName: 'file',
          headers: {
            Authorization: `Bearer ${getToken()}`
          },
          maxFileSize: 2 * 1024 * 1024, // 2MB
          base64LimitSize: 5 * 1024, // 5KB以下插入base64
          // wangEditor期望的响应格式处理
          onSuccess(file, res) {
            console.log('图片上传成功', file, res)
          },
          onError(file, res) {
            console.error('图片上传失败', file, res)
            ElMessage.error('图片上传失败: ' + (res?.message || res?.data?.message || '未知错误'))
          }
        }
      },
      onChange(editor) {
        // 当编辑器内容改变时，更新表单数据
        form.value.content = editor.getHtml()
      }
    }
  })
 
  // 创建工具栏
  const toolbar = createToolbar({
    editor: editor,
    selector: toolbarRef.value,
    config: {
      // 工具栏配置
    }
  })
 
  editorInstance.value = editor
  toolbarInstance.value = toolbar
}
 
// 封面图片上传前检查
const beforeCoverUpload = (file) => {
  const isJPG = file.type === 'image/jpeg' || file.type === 'image/png'
  const isLt2M = file.size / 1024 / 1024 < 2
 
  if (!isJPG) {
    ElMessage.error('封面图片只能是 JPG 或 PNG 格式!')
  }
  if (!isLt2M) {
    ElMessage.error('封面图片大小不能超过 2MB!')
  }
  return isJPG && isLt2M
}
 
// 封面图片上传成功处理
const handleCoverUploadSuccess = (response) => {
  // 处理后端返回的新格式
  if (response && response.errno === 0 && response.data) {
    form.value.coverImage = response.data.url
    ElMessage.success('封面图片上传成功')
  } else if (response && response.success) {
    // 兼容旧格式
    form.value.coverImage = response.data?.fullUrl || response.data?.url || response.url
    ElMessage.success('封面图片上传成功')
  } else {
    ElMessage.error('封面图片上传失败: ' + (response?.message || '未知错误'))
  }
}
 
// 加载新闻数据（编辑模式）
const loadNews = async () => {
  if (!isEdit.value) return
  
  try {
    loading.value = true
    const news = await getNews(route.params.id)
    
    if (news) {
      form.value = {
        id: news.id,
        title: news.title,
        content: news.content,
        summary: news.summary,
        coverImage: news.coverImage,
        author: news.author,
        state: news.state
      }
      
      // 更新编辑器内容
      if (editorInstance.value) {
        editorInstance.value.setHtml(news.content)
      }
    }
  } catch (error) {
    console.error('加载新闻数据失败:', error)
    ElMessage.error('加载新闻数据失败')
  } finally {
    loading.value = false
  }
}
 
// 提交表单
const handleSubmit = async () => {
  if (submitting.value) return
  
  try {
    await formRef.value.validate()
    
    submitting.value = true
    
    // 准备保存数据
    const saveData = {
      title: form.value.title,
      content: form.value.content,
      summary: form.value.summary,
      coverImage: form.value.coverImage,
      author: form.value.author,
      state: form.value.state
    }
 
    // 如果是编辑模式，添加id字段
    if (isEdit.value && form.value.id) {
      saveData.id = form.value.id
    }
    
    const result = await saveNews(saveData)
    
    ElMessage.success(isEdit.value ? '更新成功' : '创建成功')
    
    // 保存成功后返回列表页面
    goBack()
  } catch (error) {
    console.error('保存新闻失败:', error)
    if (error.message) {
      ElMessage.error('保存失败: ' + error.message)
    } else {
      ElMessage.error('保存失败: 未知错误')
    }
  } finally {
    submitting.value = false
  }
}
 
// 返回
const goBack = () => {
  router.push('/news')
}
 
// 组件销毁前清理编辑器
onBeforeUnmount(() => {
  if (editorInstance.value) {
    editorInstance.value.destroy()
  }
})
 
// 生命周期
onMounted(async () => {
  await loadNews()
  // 确保DOM已渲染后再初始化编辑器
  setTimeout(() => {
    initEditor()
  }, 100)
})
</script>
 
<style scoped>
.news-form {
  padding: 20px;
}
 
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
 
/* 封面图片上传容器 */
.cover-upload-container {
  display: inline-block;
}
 
.cover-uploader .el-upload {
  border: 2px dashed #d9d9d9;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: .2s;
  width: 178px;
  height: 178px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fafafa;
}
 
.cover-uploader .el-upload:hover {
  border-color: #409eff;
  background-color: #f5f9ff;
}
 
.cover-uploader-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}
 
.cover-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  margin-bottom: 8px;
}
 
.cover-uploader-text {
  font-size: 12px;
  color: #666;
  text-align: center;
}
 
.cover {
  width: 178px;
  height: 178px;
  display: block;
  object-fit: cover;
}
 
/* 编辑器容器样式 */
.editor-container {
  border: 1px solid #dcdfe6;
  border-radius: 4px;
}
 
.editor-toolbar {
  border-bottom: 1px solid #dcdfe6;
  background-color: #f5f7fa;
}
 
.editor-content {
  height: 400px;
  overflow-y: auto;
  background-color: #fff;
}
 
/* 响应式设计 */
@media (max-width: 768px) {
  .editor-content {
    height: 300px;
  }
}
</style>