<template>
  <el-row>
    <el-row>
      <el-form :inline="true" :model="searchForm" class="demo-form-inline">
        <el-form-item>
          <el-select v-model="searchForm.type" placeholder="查询类型">
            <el-option label="稿件标题" value="1" />
            <el-option label="用户ID" value="2" />
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-input v-model="searchForm.content" placeholder="" />
        </el-form-item>
        <el-form-item>
          <el-button size="mini" type="warning" @click="search">查询</el-button>
        </el-form-item>
      </el-form>
      <el-table
        :data="dataList"
        border
        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="title"
          label="标题"
          width="150"
        >
          <template slot-scope="scope">
            <el-tooltip
              :content="scope.row.title"
              raw-content
              placement="top-start"
            >
              <router-link style="text-decoration-line: none" target="_blank" :to="`/video/${scope.row.videoId}`">
                <span v-if="scope.row.title.length <= 15">
                  {{ scope.row.title }}
                </span>
                <span v-else>
                  {{ scope.row.title.substr(0, 15) + "..." }}
                </span>
              </router-link>
            </el-tooltip>
          </template>
        </el-table-column>
        <el-table-column
          prop="description"
          label="描述"
          width="150"
        >
          <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>-</span>
          </template>
        </el-table-column>
        <el-table-column
          prop="duration"
          label="时长"
        >
          <!--          <span>59:59:59</span>-->
        </el-table-column>
        <el-table-column
          prop="direction"
          label="方向"
        />
        <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-else-if="scope.row.scope === 2" :type="'success'" disable-transitions>
              所有人可见
            </el-tag>
            <el-tag v-else-if="scope.row.scope === 3" :type="'danger'" disable-transitions>
              VIP 可见
            </el-tag>
            <el-tag v-else :type="'danger'" disable-transitions>
              验证码可见
            </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-if="scope.row.status === 5" :type="'danger'" disable-transitions>
              待缓存
            </el-tag>
            <el-tag v-else-if="scope.row.status === 6" :type="'danger'" disable-transitions>
              缓存中
            </el-tag>
            <el-tag v-else-if="scope.row.status === 7" :type="'danger'" disable-transitions>
              缓存失败
            </el-tag>
            <el-tag v-else-if="scope.row.status === 8" :type="'danger'" disable-transitions>
              封面不存在
            </el-tag>
            <el-tag v-else :type="'danger'" disable-transitions>
              视频不存在
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column
          prop="duration"
          label="发布用户"
        />
        <el-table-column
          fixed="right"
          label="操作"
          width="320"
        >
          <template slot-scope="scope">
            <el-button
              size="mini"
              @click="handleCache(scope.$index, scope.row)"
            >缓存</el-button>
            <el-button
              size="mini"
              @click="handlePreview(scope.$index, scope.row)"
            >预览</el-button>
            <el-button
              size="mini"
              @click="handleEdit(scope.$index, scope.row)"
            >审核</el-button>
            <el-button
              size="mini"
              @click="handleVideoResource(scope.$index, scope.row)"
            >资源</el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 视频资源对话框 -->
      <el-dialog
        append-to-body
        :visible.sync="showVideoResourceDialog"
        width="70%"
        center
      >
        <el-table
          :data="videoResources"
          border
          style="width: 100%"
        >
          <el-table-column
            label="No"
            type="index"
          />
          <el-table-column
            prop="videoCodec"
            label="原始视频"
          />
          <el-table-column
            prop="videoCodec"
            label="视频编码"
          />
          <el-table-column
            prop="audioCodec"
            label="音频编码"
          />
          <el-table-column
            prop="quality"
            label="画质"
          />
          <el-table-column
            prop="urlType"
            label="URL 类型"
          />
          <el-table-column
            prop="url"
            label="URL"
          />
          <el-table-column
            fixed="right"
            label="操作"
            width="280"
          >
            <template slot-scope="scope">
              <el-button
                size="mini"
                @click="handleConvert(scope.$index, scope.row)"
              >转码</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-dialog>
      <!-- 稿件审核对话框 -->
      <el-dialog
        append-to-body
        :visible.sync="showEditScopeDialog"
        width="30%"
        center
      >
        <el-card class="box-card">
          <div slot="header" class="clearfix">
            <span>稿件审核</span>
            <el-button style="float: right; padding: 3px 0" type="text" @click="onUpdateStatus">更新</el-button>
          </div>
          <div class="text item">
            <el-select v-model="form.scope" placeholder="选择审核结果">
              <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-option label="验证码可见" value="4" />
            </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-row>
    <el-row>
      <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-row>
  </el-row>
</template>

<script>
import VideoPreviewPlayer from 'components/VideoPreviewPlayer'
import {
  videoInfo,
  deleteVideoPost,
  getVideoResource,
  convertVideo,
  updateVideoStatus,
  cacheBiliVideo
} from '@/api/video'
import { getPostList } from '@/api/admin'

export default {
  name: 'PostList',
  components: { VideoPreviewPlayer },
  data() {
    return {
      // 屏幕宽度, 为了控制分页条的大小
      screenWidth: document.body.clientWidth,
      currentPage: 1,
      pageSize: 20,
      totalSize: 0,
      dataList: [],
      // **********************************************************************
      videoProp: null,
      showVideoResourceDialog: false,
      showEditScopeDialog: false,
      showPreviewDialog: false,
      form: {
        videoId: null,
        scope: '1'
      },
      videoResources: [],
      searchForm: {
        page: 1,
        type: '1',
        content: null
      }
    }
  },
  created() {
    document.title = '稿件列表'
    this.getData(this.searchForm)
  },
  methods: {
    handleCurrentChange(pageNumber) {
      this.currentPage = pageNumber
      this.searchForm.page = this.currentPage
      this.getData(this.searchForm)
      // 回到顶部
      scrollTo(0, 0)
    },
    getData(searchForm) {
      this.dataList = []
      getPostList(searchForm).then(resp => {
        if (resp.code === 0) {
          this.dataList = resp.data.list
          this.totalSize = resp.data.totalSize
        } else {
          this.$notify({
            title: '提示',
            message: resp.msg,
            type: 'warning',
            duration: 3000
          })
        }
      }).catch(error => {
        this.$notify({
          title: '提示',
          message: error.message,
          type: 'error',
          duration: 3000
        })
      })
    },
    handleVideoResource(index, row) {
      const videoId = row.videoId
      this.showVideoResourceDialog = true

      getVideoResource(videoId).then(resp => {
        if (resp.code === 0) {
          this.videoResources = resp.data
        }
      })
    },
    handleDialogClose(done) {
      this.showPreviewDialog = false
      this.videoProp = {
        videoId: null,
        play: false
      }
      done()
    },
    handleConvert(index, row) {
      convertVideo(row.videoId).then(res => {
        if (res.code === 0) {
          this.$notify({
            title: '提示',
            message: '视频转码请求已提交',
            type: 'warning',
            duration: 3000
          })
        }
      })
    },
    handleCache(index, row) {
      const bvId = row.videoId
      cacheBiliVideo(bvId).then(resp => {
        if (resp.code === 0) {
          const resData = resp.data
          this.$notify({
            title: '提示',
            message: resData.msg,
            type: 'warning',
            duration: 3000
          })
        }
      })
    },
    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) {
      this.showEditScopeDialog = true
    },
    handleDelete(index, row) {
      this.$confirm('确定要删除 ' + row.title + '?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        deleteVideoPost(row.videoId).then(res => {
          if (res.code === 0) {
            this.$notify({
              title: '提示',
              message: '稿件已删除',
              type: 'warning',
              duration: 3000
            })
            this.$router.go(0)
          }
        })
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消'
        })
      })
    },
    onUpdateStatus() {
      this.showEditScopeDialog = false
      updateVideoStatus(this.form).then(res => {
        if (res.code === 0) {
          this.$notify({
            title: '提示',
            message: '稿件状态已更新',
            type: 'warning',
            duration: 3000
          })
        }
      }).catch(error => {
        this.$notify({
          title: '提示',
          message: error.message,
          type: 'warning',
          duration: 3000
        })
      })
    },
    search() {
      this.currentPage = 1
      this.searchForm.page = this.currentPage
      this.getData(this.searchForm)
    }
  }
}
</script>

<style>
</style>
