diff --git a/package.json b/package.json
index 7fd3827..33da801 100644
--- a/package.json
+++ b/package.json
@@ -31,6 +31,7 @@
     "html2canvas": "^1.0.0-rc.7",
     "iptv-playlist-parser": "^0.5.0",
     "m3u": "0.0.2",
+    "m3u8-parser": "^4.5.0",
     "modern-normalize": "^1.0.0",
     "mousetrap": "^1.6.5",
     "qrcode.vue": "^1.7.0",
diff --git a/src/components/IPTV.vue b/src/components/IPTV.vue
index 5493e90..4b1a7df 100644
--- a/src/components/IPTV.vue
+++ b/src/components/IPTV.vue
@@ -4,13 +4,15 @@
         <el-switch v-model="enableBatchEdit" active-text="批处理分组"></el-switch>
         <el-button @click.stop="exportChannels" icon="el-icon-upload2" >导出</el-button>
         <el-button @click.stop="importChannels" icon="el-icon-download">导入</el-button>
-        <el-button @click.stop="removeAllChannels" icon="el-icon-delete-solid">清空</el-button>
+        <el-button @click="checkAllChannels" icon="el-icon-refresh" :loading="checkAllChannelsLoading">检测{{ this.checkAllChannelsLoading ? this.checkProgress + '/' + this.iptvList.length : '' }}</el-button>
         <el-button @click.stop="resetChannelsEvent" icon="el-icon-refresh-left">重置</el-button>
     </div>
     <div class="listpage-header" id="iptv-header" v-show="enableBatchEdit">
         <el-switch v-model="enableBatchEdit" active-text="批处理分组"></el-switch>
         <el-input placeholder="新组名" v-model="batchGroupName"></el-input>
+        <el-switch v-model="batchIsActive" active-text="启用"></el-switch>
         <el-button type="primary" icon="el-icon-edit" @click.stop="saveBatchEdit">保存</el-button>
+        <el-button @click.stop="removeSelectedChannels" icon="el-icon-delete-solid">删除</el-button>
     </div>
     <div class="listpage-body" id="iptv-table">
       <div class="show-table" id="iptv-table">
@@ -19,6 +21,7 @@
           size="mini" fit height="100%" row-key="id"
           :data="filteredTableData"
           @row-click="playEvent"
+          @select="selectionCellClick"
           @selection-change="handleSelectionChange"
           @sort-change="handleSortChange">>
           <el-table-column
@@ -38,6 +41,20 @@
               </el-input>
             </template>
           </el-table-column>
+          <el-table-column
+            prop="isActive"
+            width="120"
+            align="center"
+            :filters = "[{text:'启用', value: 1}, {text:'停用', value: 0}]"
+            :filter-method="(value, row) => value === row.isActive"
+            label="启用">
+            <template slot-scope="scope">
+              <el-switch
+                v-model="scope.row.isActive"
+                @click.native.stop='isActiveChangeEvent(scope.row)'>
+              </el-switch>
+            </template>
+          </el-table-column>
           <el-table-column
             sort-by="['group', 'name']"
             sortable
@@ -45,12 +62,25 @@
             prop="group"
             label="分组"
             :filters="getFilters"
-            :filter-method="filterHandle"
+            :filter-method="(value, row) => value === row.group"
             filter-placement="bottom-end">
             <template slot-scope="scope">
               <el-button type="text">{{scope.row.group}}</el-button>
             </template>
           </el-table-column>
+          <el-table-column
+            label="状态"
+            sortable
+            :sort-by="['status']"
+            width="120">
+            <template slot-scope="scope">
+              <span v-if="scope.row.status === ' '">
+                <i class="el-icon-loading"></i>
+                检测中...
+              </span>
+              <span v-else>{{scope.row.status}}</span>
+            </template>
+          </el-table-column>
           <el-table-column
             label="操作"
             header-align="right"
@@ -60,6 +90,8 @@
             </template>
             <template slot-scope="scope">
               <el-button @click.stop="moveToTopEvent(scope.row)" type="text">置顶</el-button>
+              <!-- 检测时先强制批量检测一遍，如果不强制直接单个检测时第一次不会显示“检测中”-->
+              <el-button size="mini" v-if="iptvList.every(channel => channel.status)" v-show="!checkAllChannelsLoading" @click.stop="checkSingleChannel(scope.row)" type="text">检测</el-button>
               <el-button @click.stop="removeEvent(scope.row)" type="text">删除</el-button>
             </template>
           </el-table-column>
@@ -71,7 +103,8 @@
 <script>
 import { mapMutations } from 'vuex'
 import { iptv, iptvSearch } from '../lib/dexie'
-import { iptv as defaultSites } from '../lib/dexie/initData'
+import { iptv as defaultChannels } from '../lib/dexie/initData'
+import zy from '../lib/site/tools'
 import { remote } from 'electron'
 import fs from 'fs'
 import Sortable from 'sortablejs'
@@ -84,7 +117,14 @@ export default {
       searchRecordList: [],
       enableBatchEdit: false,
       batchGroupName: '',
+      batchIsActive: true,
+      shiftDown: false,
+      selectionBegin: '',
+      selectionEnd: '',
       multipleSelection: [],
+      checkAllChannelsLoading: false,
+      checkProgress: 0,
+      stopFlag: false,
       show: {
         search: false
       }
@@ -136,7 +176,11 @@ export default {
         this.getChannels()
       }
     },
-    searchTxt () {
+    enableBatchEdit () {
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('正在检测, 请勿操作.')
+        this.enableBatchEdit = false
+      }
     }
   },
   methods: {
@@ -144,27 +188,51 @@ export default {
     sortByGroup (a, b) {
       return a.group.localeCompare(b.group, 'zh')
     },
+    selectionCellClick (selection, row) {
+      if (this.shiftDown && this.selectionBegin !== '' && selection.includes(row)) {
+        this.selectionEnd = row.id
+        const start = Math.min(this.selectionBegin, this.selectionEnd) - 1
+        const end = Math.max(this.selectionBegin, this.selectionEnd)
+        const selections = this.iptvList.slice(start, end)
+        this.$nextTick(() => {
+          selections.forEach(e => this.$refs.iptvTable.toggleRowSelection(e, true))
+        })
+        this.selectionBegin = this.selectionEnd = ''
+        return
+      }
+      if (selection.includes(row)) {
+        this.selectionBegin = row.id
+      } else {
+        this.selectionBegin = ''
+      }
+    },
     handleSelectionChange (rows) {
       this.multipleSelection = rows
     },
     handleSortChange (column, prop, order) {
-      this.updateDatabase()
-    },
-    saveBatchEdit () {
-      if (this.multipleSelection && this.batchGroupName) {
-        this.multipleSelection.forEach(ele => {
-          ele.group = this.batchGroupName
-        })
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('正在检测, 请勿操作.')
+        this.enableBatchEdit = false
       }
       this.updateDatabase()
     },
+    saveBatchEdit () {
+      this.multipleSelection.forEach(ele => {
+        if (this.batchGroupName) {
+          ele.group = this.batchGroupName
+        }
+        ele.isActive = this.batchIsActive
+      })
+      this.updateDatabase()
+    },
     playEvent (e) {
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('正在检测, 请勿操作.')
+        return false
+      }
       this.video = { iptv: { name: e.name, url: e.url } }
       this.view = 'Play'
     },
-    filterHandle (value, row) {
-      return row.group === value
-    },
     containsearchTxt (i) {
       if (this.searchTxt) {
         return i.name.toLowerCase().includes(this.searchTxt.toLowerCase())
@@ -173,23 +241,16 @@ export default {
       }
     },
     removeEvent (e) {
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('正在检测, 请勿操作.')
+        return false
+      }
       iptv.remove(e.id).then(res => {
         this.getChannels()
       }).catch(err => {
         this.$message.warning('删除频道失败, 错误信息: ' + err)
       })
     },
-    listUpdatedEvent () {
-      iptv.clear().then(res1 => {
-        // 重新排序
-        var id = 1
-        this.iptvList.forEach(element => {
-          element.id = id
-          iptv.add(element)
-          id += 1
-        })
-      })
-    },
     exportChannels () {
       const options = {
         filters: [
@@ -218,6 +279,10 @@ export default {
       })
     },
     importChannels () {
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('正在检测, 请勿操作.')
+        return false
+      }
       const options = {
         filters: [
           { name: 'm3u file', extensions: ['m3u', 'm3u8'] },
@@ -228,7 +293,7 @@ export default {
       remote.dialog.showOpenDialog(options).then(result => {
         if (!result.canceled) {
           var docs = this.iptvList
-          var id = docs.length
+          var id = docs.length + 1
           result.filePaths.forEach(file => {
             if (file.endsWith('m3u') || file.endsWith('m3u8')) {
               const parser = require('iptv-playlist-parser')
@@ -240,6 +305,7 @@ export default {
                     id: id,
                     name: ele.name,
                     url: ele.url,
+                    isActive: true,
                     group: this.determineGroup(ele.name)
                   }
                   id += 1
@@ -256,6 +322,7 @@ export default {
                     id: id,
                     name: ele.name,
                     url: ele.url,
+                    isActive: ele.isActive === undefined ? true : ele.isActive,
                     group: this.determineGroup(ele.name)
                   }
                   id += 1
@@ -265,9 +332,9 @@ export default {
             }
           })
           // 获取name不重复的列表
-          const uniqueList = [...new Map(docs.map(item => [item.name, item])).values()]
+          // const uniqueList = [...new Map(docs.map(item => [item.name, item])).values()]
           iptv.clear().then(res => {
-            iptv.bulkAdd(uniqueList).then(e => {
+            iptv.bulkAdd(docs).then(e => { // 支持导入同名频道，群里反馈
               this.getChannels()
               this.$message.success('导入成功')
             })
@@ -291,19 +358,27 @@ export default {
       }
     },
     resetChannelsEvent () {
-      this.resetChannels(defaultSites)
+      this.stopFlag = true
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('部分检测还未完全终止, 请稍等...')
+        return
+      }
+      iptv.clear().then(iptv.bulkAdd(defaultChannels).then(this.getChannels()))
     },
-    resetChannels (newSites) {
-      this.resetId(newSites)
-      iptv.clear().then(iptv.bulkAdd(newSites).then(this.getChannels()))
-    },
-    removeAllChannels () {
-      iptv.clear().then(res => {
-        this.getChannels()
-      })
+    removeSelectedChannels () {
+      this.multipleSelection.forEach(e => iptv.remove(e.id))
+      this.$refs.iptvTable.clearFilter()
+      this.getChannels()
+      this.updateDatabase()
+      this.enableBatchEdit = false
     },
     getChannels () {
       iptv.all().then(res => {
+        res.forEach(ele => {
+          if (ele.isActive === undefined) {
+            ele.isActive = true
+          }
+        })
         this.iptvList = res
       })
     },
@@ -330,11 +405,15 @@ export default {
       }
     },
     moveToTopEvent (i) {
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('正在检测, 请勿操作.')
+        return false
+      }
       this.iptvList.sort(function (x, y) { return (x.name === i.name && x.url === i.url) ? -1 : (y.name === i.name && y.url === i.url) ? 1 : 0 })
       this.updateDatabase()
     },
     syncTableData () {
-      if (this.$refs.iptvTable.tableData && this.$refs.iptvTable.tableData.length === this.iptvList.length) {
+      if (this.$refs.iptvTable.tableData) {
         this.iptvList = this.$refs.iptvTable.tableData
       }
     },
@@ -353,6 +432,10 @@ export default {
       })
     },
     rowDrop () {
+      if (this.checkAllChannelsLoading) {
+        this.$message.info('正在检测, 请勿操作.')
+        return false
+      }
       const tbody = document.getElementById('iptv-table').querySelector('.el-table__body-wrapper tbody')
       const _this = this
       Sortable.create(tbody, {
@@ -362,10 +445,64 @@ export default {
           _this.updateDatabase()
         }
       })
+    },
+    isActiveChangeEvent (row) {
+      iptv.remove(row.id)
+      iptv.add(row)
+    },
+    async checkAllChannels () {
+      this.checkAllChannelsLoading = true
+      this.stopFlag = false
+      this.checkProgress = 0
+      const uncheckedList = this.iptvList.filter(e => e.status === undefined || e.status === ' ') // 未检测过的优先
+      const other = this.iptvList.filter(e => !uncheckedList.includes(e))
+      await this.checkChannelList(uncheckedList)
+      await this.checkChannelList(other).then(res => {
+        this.checkAllChannelsLoading = false
+        this.getChannels()
+      })
+    },
+    async checkChannelList (channelList) {
+      var siteList = {}
+      channelList.forEach(channel => {
+        const site = channel.url.split('/')[2]
+        if (siteList[site]) {
+          siteList[site].push(channel)
+        } else {
+          siteList[site] = [channel]
+        }
+      })
+      await Promise.all(Object.values(siteList).map(site => this.checkSingleSite(site)))
+    },
+    async checkSingleSite (channelArray) {
+      for (const c of channelArray) {
+        if (this.stopFlag) return false
+        await this.checkSingleChannel(c)
+      }
+    },
+    async checkSingleChannel (row) {
+      row.status = ' '
+      if (this.stopFlag) {
+        this.checkProgress += 1
+        return row.status
+      }
+      const flag = await zy.checkChannel(row.url)
+      this.checkProgress += 1
+      if (flag) {
+        row.status = '可用'
+      } else {
+        row.status = '失效'
+        row.isActive = false
+      }
+      iptv.remove(row.id)
+      iptv.add(row)
+      return row.status
     }
   },
   mounted () {
     this.rowDrop()
+    addEventListener('keydown', code => { if (code.keyCode === 16) this.shiftDown = true })
+    addEventListener('keyup', code => { if (code.keyCode === 16) this.shiftDown = false })
   },
   created () {
     this.getChannels()
diff --git a/src/lib/dexie/dexie.js b/src/lib/dexie/dexie.js
index 9a54556..e8c829f 100644
--- a/src/lib/dexie/dexie.js
+++ b/src/lib/dexie/dexie.js
@@ -6,14 +6,14 @@ const db = new Dexie('zy')
 db.version(4).stores({
   search: '++id, keywords',
   iptvSearch: '++id, keywords',
-  setting: 'id, theme, site, shortcut, view, externalPlayer, searchAllSites, excludeRootClasses, excludeR18Films, forwardTimeInSec, starViewMode, recommendationViewMode, password',
+  setting: 'id, theme, site, shortcut, view, externalPlayer, searchAllSites, excludeRootClasses, excludeR18Films, forwardTimeInSec, starViewMode, recommendationViewMode, historyViewMode, password',
   shortcut: 'name, key, desc',
   star: '++id, [key+ids], site, name, detail, index, rate, hasUpdate',
   recommendation: '++id, [key+ids], site, name, detail, index, rate, hasUpdate',
   sites: '++id, key, name, api, download, isActive, group',
-  history: '++id, [site+ids], name, type, year, index, time, detail',
+  history: '++id, [site+ids], name, type, year, index, time, duration, detail',
   mini: 'id, site, ids, name, index, time',
-  iptv: '++id, name, url, group'
+  iptv: '++id, name, url, group, isActive'
 })
 
 db.on('populate', () => {
diff --git a/src/lib/site/tools.js b/src/lib/site/tools.js
index ba68488..eb005bd 100644
--- a/src/lib/site/tools.js
+++ b/src/lib/site/tools.js
@@ -2,6 +2,8 @@ import { sites } from '../dexie'
 import axios from 'axios'
 import parser from 'fast-xml-parser'
 import cheerio from 'cheerio'
+import { Parser as M3u8Parser } from 'm3u8-parser'
+
 
 // 请求超时时限
 axios.defaults.timeout = 5000
@@ -12,16 +14,6 @@ axios.defaults.retry = 2
 // 请求的间隙
 axios.defaults.retryDelay = 1000
 
-// 添加请求拦截器（配置发送请求的信息）
-axios.interceptors.request.use(function (config) {
-  // 处理请求之前的配置
-  // 引入代理，播放器代理怎么搞？
-  return config
-}, function (error) {
-  // 请求失败的处理
-  return Promise.reject(error)
-})
-
 // 添加响应拦截器
 axios.interceptors.response.use(function (response) {
   // 对响应数据做些事
@@ -282,6 +274,29 @@ const zy = {
       return false
     }
   },
+  /**
+   * 检查直播源
+   * @param {*} channel 直播频道 url
+   * @returns boolean
+   */
+  async checkChannel (channel) {
+    return new Promise((resolve, reject) => {
+      axios.get(channel).then(res => {
+        const manifest = res.data
+        var parser = new M3u8Parser()
+        parser.push(manifest)
+        parser.end()
+        var parsedManifest = parser.manifest
+        if (parsedManifest.segments.length) {
+          resolve(true)
+        } else {
+          resolve(false)
+        }
+      }).catch(e => {
+        resolve(false)
+      })
+    })
+  },
   /**
    * 获取豆瓣页面链接
    * @param {*} name 视频名称