siyu-admin/src/views/sylive/activity/components/activity-item.vue

<!-- 用户编辑弹窗 -->
<template>
  <ele-modal
    width="750px"
    :visible="visible"
    :append-to-body="true"
    :close-on-click-modal="true"
    custom-class="ele-dialog-form"
    title="商品信息"
    @update:visible="updateVisible"
  >
    <el-form ref="form" :model="form" :rules="rules" label-width="82px">
      <el-form-item label="商品标题:" prop="title">
        <el-input
          clearable
          :maxlength="60"
          v-model="form.title"
          placeholder="请输入商品标题"
        />
      </el-form-item>
      <el-form-item label="商品价格:" prop="price">
        <el-input
          clearable
          :maxlength="60"
          v-model="form.price"
          placeholder="请输入商品价格"
        />
      </el-form-item>
      <el-form-item label="商品图片:" prop="itemImg">
        <ele-image-upload
          v-model="form.itemImg"
          :limit="10"
          :drag="true"
          :multiple="true"
          :upload-handler="itemImgHandler"
          @upload="onUpload"
        />
        <div class="ele-text-secondary">建议尺寸750X680</div>
      </el-form-item>
      <el-form-item label="抢购时间:" prop="dateRange">
        <el-date-picker
          v-model="form.dateRange"
          type="datetimerange"
          unlink-panels
          range-separator="至"
          start-placeholder="开始日期"
          end-placeholder="结束日期"
          value-format="yyyy-MM-dd HH:mm:ss"
          class="ele-fluid"
        />
      </el-form-item>
      <el-form-item label="商品简介:" prop="introduction">
        <el-input
          v-model="form.introduction"
          placeholder="请输入商品简介"
          :rows="5"
          type="textarea"
        />
      </el-form-item>
    </el-form>
    <template v-slot:footer>
      <el-button @click="updateVisible(false)">取消</el-button>
      <el-button type="primary" :loading="loading" @click="save">
        保存
      </el-button>
    </template>
  </ele-modal>
</template>

<script>
  import EleImageUpload from 'ele-admin/es/ele-image-upload';
  import request from '@/utils/request';
  import { updateActivityItem } from '@/api/sylive/activity';
  export default {
    components: { EleImageUpload },
    props: {
      // 弹窗是否打开
      visible: Boolean,
      // 修改回显的数据
      data: Object
    },
    data() {
      const defaultForm = {
        activityId: null,
        title: '',
        price: '',
        itemImg: [],
        dateRange: '',
        introduction: ''
      };
      return {
        defaultForm,
        // 表单数据
        form: { ...defaultForm },
        // 表单验证规则
        rules: {
          title: [
            {
              required: true,
              message: '请输入商品标题',
              trigger: 'blur'
            }
          ],
          price: [
            {
              required: true,
              message: '请输入商品价格',
              trigger: 'blur'
            }
          ],
          itemImg: [
            {
              required: true,
              message: '请上传商品图',
              trigger: 'blur'
            }
          ],
          dateRange: [
            {
              required: true,
              message: '请选择抢购时间',
              trigger: 'blur'
            }
          ]
        },
        // 提交状态
        loading: false,
        // 是否是修改
        isUpdate: false
      };
    },
    computed: {
      // 是否开启响应式布局
      styleResponsive() {
        return this.$store.state.theme.styleResponsive;
      }
    },
    methods: {
      /* 保存编辑 */
      save() {
        this.$refs.form.validate((valid) => {
          if (!valid) {
            return false;
          }
          this.loading = true;
          const data = {
            ...this.form
          };
          const saveOrUpdate = updateActivityItem;
          saveOrUpdate(data)
            .then((msg) => {
              this.loading = false;
              this.$message.success(msg);
              this.updateVisible(false);
              this.$emit('done');
            })
            .catch((e) => {
              this.loading = false;
              this.$message.error(e.message);
            });
        });
      },
      /* 更新visible */
      updateVisible(value) {
        this.$emit('update:visible', value);
      },
      /* 上传事件 */
      itemImgHandler(file) {
        const item = {
          file,
          uid: file.uid,
          name: file.name,
          progress: 0,
          status: null
        };
        if (!file.type.startsWith('image')) {
          this.$message.error('只能选择图片');
          return;
        }
        if (file.size / 1024 / 1024 > 2) {
          this.$message.error('大小不能超过 2MB');
          return;
        }
        item.url = window.URL.createObjectURL(file);
        // 关键就是这里要自己 push 添加数据而不是靠 v-modal 自动更新
        this.form.itemImg.push(item);
        this.onUpload(item);
      },
      /* 上传 item */
      onUpload(item) {
        item.status = 'uploading';
        const formData = new FormData();
        formData.append('file', item.file);
        request({
          url: '/upload',
          method: 'post',
          data: formData,
          onUploadProgress: (e) => {
            if (e.lengthComputable) {
              item.progress = (e.loaded / e.total) * 100;
            }
          }
        })
          .then((res) => {
            if (res.data.code === 0) {
              item.status = 'done';
              item.url = res.data.data.full_url;
              item.fileUrl = res.data.data.url;
            }
          })
          .catch(() => {
            item.status = 'exception';
          });
      }
    },
    watch: {
      visible(visible) {
        if (visible) {
          if (this.data) {
            this.$util.assignObject(this.form, {
              ...this.data
            });
            this.isUpdate = true;
          } else {
            this.form.itemImg = [];
            this.isUpdate = false;
          }
        } else {
          this.$refs.form.clearValidate();
          this.form = { ...this.defaultForm };
        }
      }
    }
  };
</script>
<style>
  .ele-image-upload-list .ele-image-upload-item {
    margin-top: 5px;
    margin-bottom: 5px;
  }
</style>