<template>
  <el-container>
    <el-header height="220">
      <el-row style="margin-top: 10px">
        <el-select
          v-model="queryInfo.scope"
          clearable
          placeholder="查询条件"
          style="margin-left: 5px"
          @change="onSelectChange"
        />
        <el-button type="plain" icon="el-icon-refresh" style="margin-left: 5px" @click="onRefresh">刷新</el-button>
      </el-row>
    </el-header>
    <el-main>
      <el-table
        :data="dataList"
        border
        height="480"
        style="width: 100%"
      >
        <el-table-column
          fixed="left"
          label="No"
          type="index"
        />
        <el-table-column
          prop="pubDate"
          label="发布时间"
          width="150"
        />
        <el-table-column
          prop="coverUrl"
          label="封面"
          width="90"
        >
          <template slot-scope="scope">
            <el-image :src="scope.row.coverUrl" min-width="30" height="20" />
          </template>
        </el-table-column>
        <el-table-column
          prop="videoId"
          label="视频 ID"
          width="120"
        >
          <template slot-scope="scope">
            <router-link target="_blank" :to="`/vod/video/${scope.row.videoId}`">
              <span>{{ scope.row.videoId }}</span>
            </router-link>
          </template>
        </el-table-column>
        <el-table-column
          prop="title"
          label="标题"
          :show-overflow-tooltip="true"
        >
          <template slot-scope="scope">
            <el-tooltip
              v-if="scope.row.title"
              :content="scope.row.title"
              raw-content
              placement="top-start"
            >
              <span v-if="scope.row.title.length <= 15">
                {{ scope.row.title }}
              </span>
              <span v-else>
                {{ scope.row.title.substr(0, 15) + "..." }}
              </span>
            </el-tooltip>
          </template>
        </el-table-column>
        <el-table-column
          prop="description"
          label="描述"
          :show-overflow-tooltip="true"
        >
          <template slot-scope="scope">
            <el-tooltip
              v-if="scope.row.description"
              :content="scope.row.description"
              raw-content
              placement="top-start"
            >
              <span v-if="scope.row.description && scope.row.description.length <= 15">
                {{ scope.row.description }}
              </span>
              <span v-if="scope.row.description && scope.row.description.length > 15">
                {{ scope.row.description.substr(0, 15) + "..." }}
              </span>
            </el-tooltip>
            <span v-else-if="scope.row.description === null">-</span>
          </template>
        </el-table-column>
        <el-table-column
          prop="duration"
          label="时长"
        />
        <el-table-column
          prop="horizontal"
          label="方向"
        >
          <template slot-scope="scope">
            <el-tag v-if="scope.row.horizontal" :type="'warning'" disable-transitions>
              <span icon="el-icon-monitor">横屏</span>
            </el-tag>
            <el-tag v-else :type="'success'" disable-transitions>
              <span icon="el-icon-mobile-phone">竖屏</span>
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column
          prop="scope"
          label="可见范围"
          width="120"
        >
          <template slot-scope="scope">
            <el-tag v-if="scope.row.scope === 1" :type="'warning'" disable-transitions>
              本人可见
            </el-tag>
            <el-tag v-if="scope.row.scope === 2" :type="'success'" disable-transitions>
              所有人可见
            </el-tag>
            <el-tag v-if="scope.row.scope === 3" :type="'danger'" disable-transitions>
              VIP 可见
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column
          prop="scope"
          label="审核状态"
          width="120"
        >
          <template slot-scope="scope">
            <el-tag v-if="scope.row.status === 1" :type="'warning'" disable-transitions>
              审核中
            </el-tag>
            <el-tag v-else-if="scope.row.status === 2" :type="'success'" disable-transitions>
              审核通过
            </el-tag>
            <el-tag v-else-if="scope.row.status === 3" :type="'danger'" disable-transitions>
              审核未通过
            </el-tag>
            <el-tag v-else-if="scope.row.status === 4" :type="'danger'" disable-transitions>
              下架
            </el-tag>
            <el-tag v-else :type="'danger'" disable-transitions>
              状态值: {{ scope.row.status }}
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column
          prop="videoId"
          label="创作者"
          width="120"
        >
          <template slot-scope="scope">
            <router-link target="_blank" :to="`/vod/video/${scope.row.videoId}`">
              <span>{{ scope.row.videoId }}</span>
            </router-link>
          </template>
        </el-table-column>
        <el-table-column
          fixed="right"
          label="操作"
          width="280"
        >
          <template slot-scope="scope">
            <el-button
              size="mini"
              @click="handlePreview(scope.$index, scope.row)"
            >预览</el-button>
            <el-button
              size="mini"
              @click="handleEdit(scope.$index, scope.row)"
            >编辑</el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        background
        :small="screenWidth <= 768"
        layout="prev, pager, next"
        :page-size="pageSize"
        :current-page="currentPage"
        :total="totalSize"
        @current-change="handleCurrentChange"
        @prev-click="handleCurrentChange"
        @next-click="handleCurrentChange"
      />
    </el-main>

    <!-- 修改视频可见范围对话框 -->
    <el-dialog
      append-to-body
      :visible.sync="showEditScopeDialog"
      width="30%"
      center
    >
      <el-card class="box-card">
        <div slot="header" class="clearfix">
          <span>修改视频可见范围</span>
          <el-button style="float: right; padding: 3px 0" type="text" @click="onUpdateScope">更新</el-button>
        </div>
        <div class="text item">
          <el-select v-model="form.scope" placeholder="选择可见范围">
            <el-option label="本人可见" value="1" />
            <el-option label="所有人可见" value="2" />
            <el-option label="VIP 可见" value="3" />
          </el-select>
        </div>
      </el-card>
    </el-dialog>
    <!-- 视频预览对话框 -->
    <el-dialog
      title="预览视频"
      append-to-body
      :visible.sync="showPreviewDialog"
      :before-close="handleDialogClose"
      width="70%"
      center
    >
      <template>
        <video-preview-player :video-prop.sync="videoProp" />
      </template>
    </el-dialog>
  </el-container>
</template>

<script>
import VideoPreviewPlayer from 'components/VideoPreviewPlayer'
import { updateVideoScope, videoInfo } from '@/api/video'
import { getVideoList } from '@/api/admin'

export default {
  name: 'VideoPost',
  components: { VideoPreviewPlayer },
  data() {
    return {
      queryInfo: {
        scope: null,
        pn: 1
      },
      // 屏幕宽度, 为了控制分页条的大小
      screenWidth: document.body.clientWidth,
      currentPage: 1,
      pageSize: 12,
      totalSize: 0,
      dataList: [],
      nextId: 0,
      // **********************************************************************
      videoProp: null,
      showVideoResourceDialog: false,
      showEditScopeDialog: false,
      showPreviewDialog: false,
      form: {
        videoId: null,
        scope: 1
      },
      videoResources: [],
      publishVideoDiaglog: false
    }
  },
  created() {
    document.title = 'AdminVideoList'
    this.getData()
  },
  methods: {
    handleCurrentChange(pageNumber) {
      this.currentPage = pageNumber
      this.getData()
      // 回到顶部
      scrollTo(0, 0)
    },
    getData() {
      this.dataList = []
      getVideoList(0).then(resp => {
        if (resp.code === 0) {
          const respData = resp.data
          this.dataList = respData.list
          this.totalSize = respData.totalSize
        } else {
          this.$message.error(resp.msg)
        }
      })
    },
    onRefresh() {
      this.getData()
    },
    handleScope(index, row) {
      this.form.videoId = row.videoId
      this.form.scope = '' + row.scope
      this.showEditScopeDialog = true
    },
    handleDialogClose(done) {
      this.showPreviewDialog = false
      this.videoProp = {
        videoId: null,
        play: false
      }
      done()
    },
    handlePreview(index, row) {
      videoInfo(row.videoId).then(res => {
        if (res.code === 0) {
          this.showPreviewDialog = true
          this.videoProp = {
            videoId: res.data.videoId,
            play: true
          }
        }
      })
    },
    handleEdit(index, row) {
      const path = '/post/video/edit/' + row.videoId
      this.$router.push(path)
    },
    onUpdateScope() {
      this.showEditScopeDialog = false
      updateVideoScope(this.form).then(res => {
        if (res.code === 0) {
          this.$notify({
            title: '提示',
            message: '视频可见范围已更新',
            type: 'warning',
            duration: 3000
          })
        }
      }).catch(error => {
        this.$notify({
          title: '提示',
          message: error.message,
          type: 'warning',
          duration: 3000
        })
      })
    },
    onSelectChange() {
      this.$message.info(this.queryInfo)
    },
    handleClose() {
    }
  }
}
</script>

<style>
</style>
