E_WeChat/Eservice/components/imageViewer/index.js

import api from '../../api/api'
Component({
  properties: {
    list: {
      value: '',
      type: Array
    },
    isdelete: {
      type: Boolean,
      value: true
    },
  },
  data: {
    visible: false,
    showIndex: false,
    closeBtn: false,
    deleteBtn: false,
    images2: [],
    gridConfig: {
      column: 5,
      width: 120,
      height: 120,
    },
  },
  observers: {
    "list": function (list) {
      this.setData({
        images2: list.map(e => {
          return {
            url: e.url,
            type: this.validateImageType(e.postfix),
            linksid: e.linksid
          }
        })
      })
    }
  },
  methods: {
    validateImageType(file) {
      const allowedTypes = /(\jpg|\jpeg|\png|\gif)$/i;
      const allowedTypes1 = /(\mp4|\mov|\3gp|\3g2)$/i;
      if (allowedTypes.test(file)) {
        return 'image'
      } else if (allowedTypes1.test(file)) {
        return 'video'
      } else {
        return 'file'
      }
    },
    async deleteFile(data) {
      const res = await api._post({
        "classname": "system.attachment.Attachment",
        "method": "deleteFileLink",
        "content": {
          "linksids": [data.detail.file.linksid]
        }
      })
      if (res.code == 1) {
        this.setData({
          images2: this.data.images2.filter(e => {
            return e.linksid !== data.detail.file.linksid
          })
        })
      } else {
        wx.showToast({
          title: res.data,
          icon: 'none'
        })
      }
    }
  }
})