选择器全选bug

src/views/archivesManage/archivesCheck/module/addCheck.vue

@@ -29,6 +29,7 @@
               placeholder="请选择"
               :collapse-tags="showTags"
               @change="selectChange"
+              @remove-tag="removeTag"
             >
               <el-option
                 v-for="item in category"
@@ -131,6 +132,7 @@ export default {
       nodeKey: 'id',
       defaultCheckedKeys: [],
       categoryValue: [0, 1, 2, 3],
+      oldCategory: [0, 1, 2, 3],
       category: [
         { value: 0, label: '全部' },
         { value: 1, label: '档号' },
@@ -151,15 +153,33 @@ export default {
     },
     // 选择门类
     selectChange(val) {
-      console.log(val)
-      if (val[val.length - 1] === 0) {
+      // console.log(val)
+      if (val[val.length - 1] === 0) { // 选择全选
         this.categoryValue = [0, 1, 2, 3]
         this.showTags = true
       } else {
-        this.categoryValue = this.categoryValue.filter(item => item !== 0)
+        const arr1 = this.oldCategory.filter(item => item !== 0)
+        const arr2 = val.filter(item => item !== 0)
+        if (arr1.length === arr2.length) { // 取消全选
+          this.categoryValue = []
+        } else if (arr1.length < arr2.length && arr2.length === this.category.length - 1) {
+          this.categoryValue.unshift(0) // 除全选时都选中 此时加入全选
+          this.showTags = true
+        } else {
+          this.categoryValue = this.categoryValue.filter(item => item !== 0) // 取消其他选项时 去除全选
           this.showTags = false
         }
       }
+      this.oldCategory = this.categoryValue
+    },
+    // 取消全选
+    removeTag(val) {
+      console.log(val, '-------')
+      if (val === 0) {
+        this.categoryValue = []
+      }
+      this.$forceUpdate()
+    }
 
   }
 }

src/views/system/notifyManage/index.vue

@@ -117,7 +117,8 @@ export default {
         { value: 3, label: '王五' },
         { value: 4, label: '张三' },
         { value: 5, label: '李四' },
-        { value: 6, label: '王五' }
+        { value: 6, label: '王五' },
+        { value: 7, label: '王五' }
       ],
       devOptions: [
         { value: 0, label: '全部设备' },
@@ -126,6 +127,7 @@ export default {
         { value: 3, label: '设备3' }
       ],
       selectOptions: [],
+      oldSelect: null,
       showTags: true,
       rules: {
         msgType: [
@@ -218,15 +220,25 @@ export default {
     // 默认全选
     defaultSelAll() {
       this.selectOptions = this.sendObjOptions.map(item => { return item.value })
+      this.oldSelect = this.selectOptions
       this.showTags = true
     },
     changeSelect(val) {
-      if (val[val.length - 1] === 0) {
+      if (val[val.length - 1] === 0) { // 选中全选
         this.defaultSelAll()
       } else {
-        this.selectOptions = this.selectOptions.filter(item => item !== 0)
+        const arr1 = this.oldSelect.filter(item => item !== 0)
+        const arr2 = val.filter(item => item !== 0)
+        if (arr1.length === arr2.length) { // 取消全选
+          this.selectOptions = []
+        } else if (arr1.length < arr2.length && arr2.length === this.sendObjOptions.length - 1) {
+          this.defaultSelAll() // 除全选时都选中 此时加入全选
+        } else {
+          this.selectOptions = this.selectOptions.filter(item => item !== 0) // 取消其他选项时 去除全选
           this.showTags = false
         }
+        this.oldSelect = this.selectOptions
+      }
       // 最后选中得值
       // var endSelectVal = val[val.length - 1]
       // // showTags配合 collapse-tags 属性来