添加轮播图管理

liweilong

2020-12-02 037956b0794e6b47ef6b6daf308844522c448e96

添加轮播图管理

 src/pages/system/banner.vue

New file
@@ -0,0 +1,345 @@
// 设备管理
<template>
  <div class="app-container">
    <!-- 操作区 ↓↓↓↓↓↓↓↓↓↓ -->
    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          v-if="getAuthValueFN('banner_add')"
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="showDialog('add')"
        >新增</el-button>
      </el-col>
    </el-row>
    <!-- 操作区 ↑↑↑↑↑↑↑↑↑↑ -->

    <el-table :data="list">
      <el-table-column type="index" label="序号" align="center" width="60" />
      <el-table-column label="图片" prop="imgUrl" align="center" min-width="120">
        <template slot-scope="scope">
          <el-image :src="scope.row.imgUrl" style="width:80px;height:80px" fit="contain" :preview-src-list="[scope.row.imgUrl]" />
        </template>
      </el-table-column>
      <el-table-column prop="orderNum" label="排序号" align="center" min-width="120" />
      <el-table-column prop="createTime" label="创建时间" align="center" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" min-width="100">
        <template slot-scope="scope">
          <el-button
            v-if="getAuthValueFN('banner_edit')"
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleEdit(scope.row)"
          >编辑</el-button>
          <el-button
            v-if="getAuthValueFN('banner_del')"
            size="mini"
            type="text warn"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="pageNum"
      :limit.sync="pageSize"
      @pagination="getList"
    />

    <!-- 新增&编辑 -->
    <el-dialog :title="dialogData.type=='add'?'新增轮播图':'编辑轮播图'" width="500px" :visible.sync="isShowDialog" append-to-body :before-close="hideDialog">
      <el-form :ref="formName" :model="dialogData" label-width="100px" :rules="rules" size="small">
        <el-form-item label="排序号" prop="orderNum">
          <el-input v-model="dialogData.orderNum" placeholder="请输入排序号" />
        </el-form-item>
        <el-form-item ref="uploadFormItem" label="轮播图" prop="uploadImgs">
          <!-- 上传图片组件(单图) -->
          <el-upload
            ref="refUploadImg"
            accept="image/jpeg,image/jpg,image/gif,image/png"
            :auto-upload="false"
            list-type="picture-card"
            :class="{disabled:uploadDisabled}"
            action="#"
            :limit="1"
            :file-list="dialogData.uploadImgs"
            :on-change="addUploadImg"
            :on-remove="delUploadImg"
            :http-request="uploadImg"
            :on-preview="uploadPreview"
            :before-upload="beforeUploadImg"
          >
            <i class="el-icon-plus" />
          </el-upload>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="hideDialog">取消</el-button>
        <el-button type="primary" @click="handleSave(dialogData.type)">确定</el-button>
      </div>
    </el-dialog>

    <!-- upload放大图片 -->
    <el-dialog :visible.sync="uploadPreviewVisible" style="text-align:center">
      <img style="max-width:100%" :src="uploadPreviewUrl" alt="">
    </el-dialog>
  </div>
</template>

<script>

import mixin_Upload from '@/mixins/upload.js'

export default {
  name: 'Equipment',
  mixins: [mixin_Upload],
  data() {
    return {
      list: [], // 设备列表

      // 分页 ↓↓↓↓↓↓↓↓↓↓
      total: 0,
      pageNum: 1,
      pageSize: 20,
      // 分页 ↑↑↑↑↑↑↑↑↑↑

      // 显示弹窗
      isShowDialog: false,

      // 表单校验
      rules: {
        orderNum: [
          { required: true, message: '排序号不能为空', trigger: 'change' }
        ],
        uploadImgs: [
          { required: true, message: '请选择轮播图片', trigger: 'change' }
        ]
      },

      // 表单名称
      formName: 'dialogForm',
      // 弹窗表单
      dialogData: {
        // 上传图片
        uploadImgs: []
      }

    }
  },
  computed: {
    // 上传禁用
    uploadDisabled() {
      return this.dialogData.uploadImgs.length > 0
    }
  },
  mounted() {
    this.init()
  },
  methods: {
    // 初始化
    init() {
      // this.id = this.$route.query.id || ''
      this.getList()
    },

    // 上传图片 ↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓
    // 上传前确认格式
    beforeUploadImg(file) {
      const isImg = file.type.indexOf('image/') > -1
      if (!isImg) {
        this.$message.error('必须是选择图片文件')
      }
      return isImg
    },
    // 增加图片
    addUploadImg(file, fileList) {
      this.$refs.uploadFormItem.resetField()
      this.dialogData.uploadImgs = fileList
    },
    // 删除图片
    delUploadImg(file, fileList) {
      this.dialogData.uploadImgs = fileList
    },
    // 执行上传商品图
    runUploadImg(suc_cb) {
      if (this.checkNeedUpload(this.dialogData.uploadImgs)) {
        this.$refs.refUploadImg.submit()
      } else {
        suc_cb && suc_cb()
      }
    },
    // 上传商品图
    uploadImg(res) {
      console.log(res)
      const file = res.file
      const formData = new FormData()
      formData.append('file', file)
      console.log(formData)
      this.postFN({
        url: 'admin/image/upload',
        header: { 'Content-Type': 'multipart/form-data' },
        params: formData,
        mockData: {
          code: 100,
          msg: '',
          data: {
            imgUrl: 'xxxx'
          }
        }
      }, (inf) => {
        console.log('上传图片成功')

        // 替换掉未上传的图片
        this.dialogData.uploadImgs[0] = { url: inf.imgUrl, status: 'success' }
        this.dialogData.uploadImgs = JSON.parse(JSON.stringify(this.dialogData.uploadImgs))
        this.$set(this.dialogData, 'imgUrl', inf.imgUrl)

        console.log('上传图片结束')

        // 提交
        this.submit(this.dialogData.type)
      })
    },
    // 上传图片 ↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑↑

    // 获取列表
    getList() {
      var { pageNum, pageSize } = this
      const params = {
        pageNum: pageNum,
        pageSize: pageSize
      }

      this.postFN({
        url: 'admin/banner/list',
        params: params,
        mockData: {
          code: 100,
          msg: '',
          data: {
            list: [{
              'imgUrl': 'https://profile.csdnimg.cn/0/1/7/3_weixin_38373875',
              'jumpUrl': '123',
              'jumpType': 0,
              'orderNum': 1,
              'createTime': '2020-02-02 02:00:00'
            }],
            total: 100
          }
        }
      }, (inf) => {
        this.list = inf.list || []
        this.total = inf.total
      })
    },
    // 重新获取列表
    reGetList() {
      this.pageNum = 1
      this.getList()
    },
    // 删除
    handleDelete(item) {
      // 打开二次确认弹窗
      this.$confirm('是否确认删除该轮播图?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        // 确定回调
        this.postFN({
          url: 'admin/banner/del',
          params: {
            id: item.id
          },
          mockData: {
            code: 100,
            msg: '',
            data: {}
          }
        }, () => {
          this.getList()
          this.$messageSuc('删除成功')
        })
      }).catch(() => {})
    },
    // 编辑
    handleEdit(item) {
      this.showDialog('edit', item)
    },
    // 显示弹框
    showDialog(type, item) {
      let dialogData = {}

      this.isShowDialog = true
      this.$nextTick(() => {
        if (type === 'add') {
          dialogData = {
            type: 'add',
            orderNum: 1,
            uploadImgs: []
          }
        } else {
          dialogData = {
            type: 'edit',
            ...item
          }
          dialogData.uploadImgs = [{ url: item.imgUrl, status: 'success' }]
        }
        this.dialogData = dialogData
        this.$refs[this.formName].resetFields()
      })
    },
    // 隐藏弹框
    hideDialog() {
      this.$refs[this.formName].resetFields()
      this.isShowDialog = false
    },
    // 提交
    handleSave(type) {
      // 验证
      this.$refs[this.formName].validate((valid) => {
        if (valid) {
          // 上传图片
          this.runUploadImg(() => {
            this.submit(type)
          })
        }
      })
    },
    submit(type) {
      const url = type === 'add' ? 'admin/banner/add' : 'admin/banner/edit'
      const dialogData = this.dialogData
      const params = {
        orderNum: dialogData.orderNum,
        imgUrl: dialogData.imgUrl
      }
      if (dialogData.type === 'edit') {
        params.id = dialogData.id
      }
      this.postFN({
        url,
        params,
        mockData: {
          code: 100, data: {

          }
        }
      }, inf => {
        this.$messageSuc('保存成功')
        this.hideDialog()
        this.getList()
      })
    }
  }
}
</script>

<style lang="scss" scoped>

</style>

 src/router/system_router.js

@@ -26,6 +26,13 @@
      auth: 'sys_admin_role_see'
    },
    {
      path: 'banner',
      component: () => import('@/pages/system/banner'),
      name: 'systemBanner',
      meta: { title: '轮播图管理', keepAlive: true },
      auth: 'banner_see'
    },
    {
      path: 'basic',
      component: () => import('@/pages/system/basic'),
      name: 'systemBasic',