页签新增关闭左侧

@@ -21,6 +21,7 @@
       <li @click="refreshSelectedTag(selectedTag)"><i class="el-icon-refresh-right"></i> 刷新页面</li>
       <li @click="refreshSelectedTag(selectedTag)"><i class="el-icon-refresh-right"></i> 刷新页面</li>
       <li v-if="!isAffix(selectedTag)" @click="closeSelectedTag(selectedTag)"><i class="el-icon-close"></i> 关闭当前</li>
       <li v-if="!isAffix(selectedTag)" @click="closeSelectedTag(selectedTag)"><i class="el-icon-close"></i> 关闭当前</li>
       <li @click="closeOthersTags"><i class="el-icon-circle-close"></i> 关闭其他</li>
       <li @click="closeOthersTags"><i class="el-icon-circle-close"></i> 关闭其他</li>
+      <li v-if="!isFirstView()" @click="closeLeftTags"><i class="el-icon-back"></i> 关闭左侧</li>
       <li v-if="!isLastView()" @click="closeRightTags"><i class="el-icon-right"></i> 关闭右侧</li>
       <li v-if="!isLastView()" @click="closeRightTags"><i class="el-icon-right"></i> 关闭右侧</li>
       <li @click="closeAllTags(selectedTag)"><i class="el-icon-circle-close"></i> 全部关闭</li>
       <li @click="closeAllTags(selectedTag)"><i class="el-icon-circle-close"></i> 全部关闭</li>
     </ul>
     </ul>
@@ -84,6 +85,13 @@ export default {
     isAffix(tag) {
     isAffix(tag) {
       return tag.meta && tag.meta.affix
       return tag.meta && tag.meta.affix
     },
     },
+    isFirstView() {
+      try {
+        return this.selectedTag.fullPath === this.visitedViews[1].fullPath || this.selectedTag.fullPath === '/index'
+      } catch (err) {
+        return false
+      }
+    },
     isLastView() {
     isLastView() {
       try {
       try {
         return this.selectedTag.fullPath === this.visitedViews[this.visitedViews.length - 1].fullPath
         return this.selectedTag.fullPath === this.visitedViews[this.visitedViews.length - 1].fullPath
@@ -167,6 +175,13 @@ export default {
         }
         }
       })
       })
     },
     },
+    closeLeftTags() {
+      this.$store.dispatch('tagsView/delLeftTags', this.selectedTag).then(visitedViews => {
+        if (!visitedViews.find(i => i.fullPath === this.$route.fullPath)) {
+          this.toLastView(visitedViews)
+        }
+      })
+    },
     closeOthersTags() {
     closeOthersTags() {
       this.$router.push(this.selectedTag).catch(()=>{});
       this.$router.push(this.selectedTag).catch(()=>{});
       this.$store.dispatch('tagsView/delOthersViews', this.selectedTag).then(() => {
       this.$store.dispatch('tagsView/delOthersViews', this.selectedTag).then(() => {

@@ -79,6 +79,23 @@ const mutations = {
       }
       }
       return false
       return false
     })
     })
+  },
+
+  DEL_LEFT_VIEWS: (state, view) => {
+    const index = state.visitedViews.findIndex(v => v.path === view.path)
+    if (index === -1) {
+      return
+    }
+    state.visitedViews = state.visitedViews.filter((item, idx) => {
+      if (idx >= index || (item.meta && item.meta.affix)) {
+        return true
+      }
+      const i = state.cachedViews.indexOf(item.name)
+      if (i > -1) {
+        state.cachedViews.splice(i, 1)
+      }
+      return false
+    })
   }
   }
 }
 }
 
 
@@ -172,7 +189,14 @@ const actions = {
       commit('DEL_RIGHT_VIEWS', view)
       commit('DEL_RIGHT_VIEWS', view)
       resolve([...state.visitedViews])
       resolve([...state.visitedViews])
     })
     })
-  }
+  },
+
+  delLeftTags({ commit }, view) {
+    return new Promise(resolve => {
+      commit('DEL_LEFT_VIEWS', view)
+      resolve([...state.visitedViews])
+    })
+  },
 }
 }
 
 
 export default {
 export default {