<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="红包状态" prop="redStatus">
        <el-select v-model="queryParams.redStatus" placeholder="请选择红包状态" clearable size="small">
          <el-option v-for="(item,index) in redStatusOptions" :key="item.dictValue+index" :label="item.dictLabel" :value="item.dictValue" />
        </el-select>
      </el-form-item>
      <el-form-item label="红包类型" prop="redType" v-if="!isPasswordBagMode">
        <el-select v-model="queryParams.redType" placeholder="请选择红包类型" clearable size="small">
          <el-option v-for="(item,index) in redTypeOptions" :key="item.dictValue+index" :label="item.dictLabel" :value="item.dictValue" />
        </el-select>
      </el-form-item>
      <el-form-item label="直播间ID" prop="liveId" >
        <el-input
          v-model="queryParams.liveId"
          placeholder="请输入直播间ID"
          clearable
          size="small"
          :disabled="canLiveId"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item :label="isPasswordBagMode ? '标题' : '红包标题'" prop="desc">
        <el-input
          v-model="queryParams.desc"
          placeholder="请输入描述"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['live:liveRedConf:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5" v-if="!isPasswordBagMode">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['live:liveRedConf:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['live:liveRedConf:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5" v-if="!isPasswordBagMode">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          :loading="exportLoading"
          @click="handleExport"
          v-hasPermi="['live:liveRedConf:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table border v-loading="loading" :data="liveRedConfList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="红包ID" align="center" prop="redId" />
      <el-table-column label="红包状态" align="center" prop="redStatus" :formatter="redStatusFormatter"/>
      <el-table-column :label="isPasswordBagMode ? '持续时间(分)' : '有效时间 单位：分'" align="center" prop="duration" />
      <el-table-column label="发放类型" align="center" prop="distributeType" :formatter="distributeTypeFormatter" v-if="!isPasswordBagMode" />
      <el-table-column label="红包类型" align="center" prop="redType" :formatter="redTypeFormatter" v-if="!isPasswordBagMode"/>
      <el-table-column label="口令" align="center" prop="passwordCmd" v-if="isPasswordBagMode" :show-overflow-tooltip="true" />
      <el-table-column label="直播间ID" align="center" prop="liveId" />
      <el-table-column :label="isPasswordBagMode ? '奖励积分' : '芳华币数量'" align="center" prop="redNum" />
      <el-table-column :label="isPasswordBagMode ? '奖励份数' : '可中奖份量'" align="center" prop="totalLots" />
      <el-table-column label="参与人数" align="center" prop="joinCount" v-if="isPasswordBagMode" />
      <el-table-column label="实际发放奖励份量" align="center" prop="totalSend" v-if="!isPasswordBagMode" />
      <el-table-column :label="isPasswordBagMode ? '标题' : '红包标题'" align="center" prop="desc" />
      <el-table-column label="创建日期" align="center" prop="createTime" width="120">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="修改日期" align="center" prop="updateTime" width="120" v-if="!isPasswordBagMode">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.updateTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="220">
        <template slot-scope="scope">
          <template v-if="isPasswordBagMode">
            <el-button
              v-if="String(scope.row.redStatus) === '0'"
              size="mini"
              type="text"
              @click="handleStatusChange(scope.row,'1')"
              v-hasPermi="['live:liveRedConf:edit']"
            >开始</el-button>
            <el-button
              v-if="String(scope.row.redStatus) === '0'"
              size="mini"
              type="text"
              icon="el-icon-edit"
              @click="handleUpdate(scope.row)"
              v-hasPermi="['live:liveRedConf:edit']"
            >修改</el-button>
            <el-button
              v-if="String(scope.row.redStatus) === '1'"
              size="mini"
              type="text"
              @click="handleStatusChange(scope.row,'2')"
              v-hasPermi="['live:liveRedConf:edit']"
            >结束</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleDelete(scope.row)"
              v-hasPermi="['live:liveRedConf:edit']"
            >删除</el-button>
          </template>
          <template v-else>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-edit"
              @click="handleUpdate(scope.row)"
              v-hasPermi="['live:liveRedConf:edit']"
              style="margin-left: 10px"
            >修改</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleStatusChange(scope.row,'1')"
              v-hasPermi="['live:liveRedConf:edit']"
            >开始</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleStatusChange(scope.row,'3')"
              v-hasPermi="['live:liveRedConf:edit']"
            >暂停</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleStatusChange(scope.row,'2')"
              v-hasPermi="['live:liveRedConf:edit']"
            >结算</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleDelete(scope.row)"
              v-hasPermi="['live:liveRedConf:edit']"
            >删除</el-button>
          </template>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改直播红包记录配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="520px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="100px">
        <el-form-item label="发放类型" prop="distributeType" v-if="!isPasswordBagMode">
          <el-radio-group v-model="form.distributeType" :disabled="form.redId != null">
            <el-radio :label="1">普通均分</el-radio>
            <el-radio :label="2">拼手气</el-radio>
<!--            <el-radio :label="3">口令福袋</el-radio>-->
          </el-radio-group>
        </el-form-item>
        <el-form-item label="口令" prop="passwordCmd" v-if="showPasswordFields">
          <el-input
            v-model="form.passwordCmd"
            maxlength="30"
            show-word-limit
            placeholder="请输入口令，最多30字"
          />
        </el-form-item>
        <el-form-item :label="showPasswordFields ? '持续时间(分)' : '持续时间(分)'" prop="duration">
          <el-input-number
            v-model="form.duration"
            :min="1"
            :precision="0"
            :step="1"
            :controls="true"
            style="width: 100%"
            :placeholder="showPasswordFields ? '请输入持续时间（分）' : '请输入红包有效时间 单位：分'"
          />
        </el-form-item>
        <el-form-item label="直播间ID" prop="liveId">
          <el-input v-model="form.liveId" placeholder="请输入直播间ID" :disabled="canLiveId"/>
        </el-form-item>
        <el-form-item :label="showPasswordFields ? '奖励积分' : '积分'" prop="redNum">
          <el-input-number
            v-model="form.redNum"
            :min="1"
            :precision="0"
            :step="1"
            :controls="true"
            style="width: 100%"
            :placeholder="showPasswordFields ? '请输入奖励积分' : '请输入积分数量'"
          />
        </el-form-item>
        <el-form-item :label="showPasswordFields ? '奖励份数' : '中奖份量'" prop="totalLots">
          <el-input-number
            v-model="form.totalLots"
            :min="1"
            :precision="0"
            :step="1"
            :controls="true"
            style="width: 100%"
            :placeholder="showPasswordFields ? '请输入奖励份数' : '请输入可中奖份量'"
          />
        </el-form-item>
        <el-form-item :label="showPasswordFields ? '标题' : '红包标题'" prop="desc">
          <el-input v-model="form.desc" :placeholder="showPasswordFields ? '请输入标题' : '请输入红包描述'" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listLiveRedConf, getLiveRedConf, delLiveRedConf, addLiveRedConf, updateLiveRedConf, exportLiveRedConf } from "@/api/live/liveRedConf";

export default {
  name: "LiveRedConf",
  props: {
    forceDistributeType: {
      type: Number,
      default: null
    }
  },
  data() {
    const validatePassword = (rule, value, callback) => {
      if (!this.showPasswordFields) {
        callback()
        return
      }
      if (!value || !String(value).trim()) {
        callback(new Error('口令不能为空'))
      } else if (String(value).trim().length > 30) {
        callback(new Error('口令不能超过30字'))
      } else {
        callback()
      }
    }
    /** 正整数：禁止空、0、负数、小数 */
    const validatePositiveInt = (label) => (rule, value, callback) => {
      if (value === null || value === undefined || value === '') {
        callback(new Error(label + '不能为空'))
        return
      }
      const str = String(value).trim()
      if (!/^[1-9]\d*$/.test(str)) {
        callback(new Error(label + '须为正整数（不能为0、负数或小数）'))
        return
      }
      callback()
    }
    return {
      //字典
      redStatusOptions: [],
      redTypeOptions: [],
      distributeTypeMap: {
        1: '普通均分',
        2: '拼手气',
        3: '口令福袋'
      },
      canLiveId:false,
      //parentLiveId
      parentLiveId : null,
      // 遮罩层
      loading: true,
      // 导出遮罩层
      exportLoading: false,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 直播红包记录配置表格数据
      liveRedConfList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        redStatus: null,
        redType: null,
        liveId: null,
        desc: null,
        distributeType: null,
        excludeDistributeType: null,
        createTime: null,
        updateTime: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        distributeType: [
          { required: true, message: "发放类型不能为空", trigger: "change" }
        ],
        passwordCmd: [
          { validator: validatePassword, trigger: "blur" }
        ],
        duration: [
          { required: true, message: "持续时间不能为空", trigger: "blur" },
          { validator: validatePositiveInt('持续时间'), trigger: ['blur', 'change'] }
        ],
        liveId: [
          { required: true, message: "直播间ID不能为空", trigger: "blur" }
        ],
        redNum: [
          { required: true, message: "奖励积分不能为空", trigger: "blur" },
          { validator: validatePositiveInt('奖励积分'), trigger: ['blur', 'change'] }
        ],
        totalLots: [
          { required: true, message: "奖励份数不能为空", trigger: "blur" },
          { validator: validatePositiveInt('奖励份数'), trigger: ['blur', 'change'] }
        ],
        desc: [
          { required: true, message: "描述不能为空", trigger: "blur" }
        ],
      },
      liveId: null,
    };
  },
  computed: {
    isPasswordBagMode() {
      return this.forceDistributeType === 3
    },
    showPasswordFields() {
      return this.isPasswordBagMode || Number(this.form.distributeType) === 3
    }
  },
  watch: {
    // 监听路由的 query 参数变化
    '$route.query': {
      handler(newQuery) {
        if (this.$route.params.liveId) {
          this.liveId = this.$route.params.liveId;
        }else {
          this.liveId = this.$route.query.liveId;
        }
        this.queryParams.liveId = this.liveId;
        this.parentLiveId = this.liveId;
        this.applyDistributeQueryFilter()
        if(this.queryParams.liveId){
          this.form.liveId = this.parentLiveId;
          //设置查询条件直播间ID不可修改
          this.canLiveId = true;
        }
        if(this.liveId == null) {
          return;
        }
        this.getList();
      },
      // 初始化时立即执行一次
      immediate: true
    }
  },
  created() {
    this.applyDistributeQueryFilter()
    this.getDicts("sys_live_red_status").then(response => {
      this.redStatusOptions = response.data;
    });
    this.getDicts("sys_live_red_type").then(response => {
      this.redTypeOptions = response.data;
    });
  },
  methods: {
    handleStatusChange(row, status) {
      if (this.$store.state.liveWs[this.liveId] == null) {
        this.msgError("请从直播间进行操作！");
        return;
      }
      //结束的抽奖不能进行操作
      if(row.redStatus+"" === "2"){
        this.msgError("已结束的红包不能进行操作");
        return;
      }
      switch (status+"") {
        case "1":
          //只能对未开启的抽奖进行操作
          if(row.redStatus+"" !== "0" && row.redStatus+"" !== "3"){
            this.msgError("只能对未开启或暂停的红包进行开始操作");
            return;
          }
          break;
        case "2":
          //只能对进行中或暂停的红包进行结算
          if(row.redStatus+"" !== "1" && row.redStatus+"" !== "3"){
            this.msgError("只能对进行中或暂停的红包进行结算");
            return;
          }
          break;
        case "3":
          //只能对进行中的抽奖执行暂停操作
          if(row.redStatus+"" !== "1"){
            this.msgError("只能对进行中的红包执行暂停操作");
            return;
          }
          break;
        default:
          return;
      }
      const doRedParam = {
        redId: row.redId,
        redStatus: status,
        totalLots: row.totalLots,
        totalSend: row.totalSend,
        redType: row.redType,
        redNum: row.redNum,
        liveId: this.liveId,
        duration: row.duration,
        distributeType: row.distributeType,
        passwordCmd: row.passwordCmd,
        status: status
      };
      updateLiveRedConf(doRedParam).then(response => {
        if(response.code === 200){
          // 口令福袋：服务端会推 passwordBag / passwordBagEnd，前端不再发 red
          const isPasswordBag = this.isPasswordBagMode || String(row.distributeType) === '3'
          if (!isPasswordBag && this.$store.state.liveWs[this.liveId]) {
            const msg = {
              cmd: 'red',
              data: doRedParam
            };
            this.$store.state.liveWs[this.liveId].send(JSON.stringify(msg));
          }

          this.msgSuccess("修改成功");
        }else{
          this.msgError(response.msg);
        }
        this.open = false;
        this.getList();
      });
    },
    redStatusFormatter(row, column) {
      return this.selectDictLabel(this.redStatusOptions, row.redStatus);
    },
    redTypeFormatter(row, column) {
      return this.selectDictLabel(this.redTypeOptions, row.redType);
    },
    distributeTypeFormatter(row) {
      return this.distributeTypeMap[row.distributeType] || this.distributeTypeMap[1]
    },
    /** 口令福袋页只查 type=3；红包配置页排除口令福袋 */
    applyDistributeQueryFilter() {
      if (this.isPasswordBagMode) {
        this.queryParams.distributeType = 3
        this.queryParams.excludeDistributeType = null
      } else {
        this.queryParams.distributeType = null
        this.queryParams.excludeDistributeType = 3
      }
    },
    /** 查询直播红包记录配置列表 */
    getList() {
      this.loading = true;
      this.applyDistributeQueryFilter()
      listLiveRedConf(this.queryParams).then(response => {
        this.liveRedConfList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        redId: null,
        redStatus: null,
        duration: null,
        //redType: null,
        liveId: null,
        redNum: null,
        totalLots: null,
        totalSend: null,
        desc: null,
        distributeType: this.isPasswordBagMode ? 3 : 1,
        passwordCmd: null,
        createTime: null,
        updateTime: null,
        createBy: null,
        updateBy: null
      };
      this.resetForm("form");
      this.checkParentLiveId();
    },
    //判断父页面传入参数
    checkParentLiveId(){
      if(this.parentLiveId){
        this.form.liveId = this.parentLiveId;
        this.queryParams.liveId = this.parentLiveId;
      }
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.checkParentLiveId();
      this.applyDistributeQueryFilter()
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.redId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = this.isPasswordBagMode ? "添加口令福袋" : "添加直播红包记录配置";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      //只能对未开始或暂停的抽奖进行修改
      if(row.redStatus+"" !== "0" && row.redStatus+"" !== "3"){
        this.msgError("只能对未开始或暂停的红包进行修改");
        return;
      }
      this.reset();
      const redId = row.redId || this.ids
      getLiveRedConf(redId).then(response => {
        this.form = response.data;
        if (this.form.distributeType == null) {
          this.form.distributeType = 1
        }
        this.open = true;
        this.title = this.isPasswordBagMode ? "修改口令福袋" : "修改直播红包记录配置";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          const data = {
            ...this.form,
            distributeType: this.isPasswordBagMode ? 3 : this.form.distributeType,
            passwordCmd: this.showPasswordFields && this.form.passwordCmd
              ? String(this.form.passwordCmd).trim()
              : this.form.passwordCmd
          }
          const redNum = Number(data.redNum)
          const totalLots = Number(data.totalLots)
          const distributeType = Number(data.distributeType)
          if (!this.isPasswordBagMode && distributeType !== 3) {
            if (totalLots > redNum) {
              this.msgError("奖励份数不能大于积分数")
              return
            }
            if ((distributeType === 1 || !distributeType) && redNum % totalLots !== 0) {
              this.msgError("积分数须能被奖励份数整除，保证每人积分为正整数")
              return
            }
          }
          if (data.redId != null) {
            updateLiveRedConf(data).then(response => {
              this.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            data.redType = 1;
            addLiveRedConf(data).then(response => {
              this.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作（单条/批量），仅未发放(redStatus=0)可删 */
    handleDelete(row) {
      const rows = row && row.redId != null
        ? [row]
        : this.liveRedConfList.filter(item => this.ids.indexOf(item.redId) > -1);
      if (!rows.length) {
        this.msgError("请选择要删除的数据");
        return;
      }
      const invalid = rows.filter(item => String(item.redStatus) !== "0");
      if (invalid.length) {
        this.msgError("只能删除未发放的红包，请取消选中进行中/已结束/暂停的项");
        return;
      }
      const redIds = rows.map(item => item.redId);
      this.$confirm('是否确认删除直播红包记录配置编号为"' + redIds.join(",") + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delLiveRedConf(redIds);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
          // 口令福袋不发 red；普通红包通知前端收起
          if (!this.isPasswordBagMode && this.$store.state.liveWs[this.liveId]) {
            rows.forEach(item => {
              const msg = {
                cmd: 'red',
                data: {
                  redId: item.redId,
                  redStatus: 2,
                  totalLots: item.totalLots,
                  duration: item.duration,
                  distributeType: item.distributeType,
                  passwordCmd: item.passwordCmd
                }
              };
              this.$store.state.liveWs[this.liveId].send(JSON.stringify(msg));
            });
          }
        }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有直播红包记录配置数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(() => {
          this.exportLoading = true;
          return exportLiveRedConf(queryParams);
        }).then(response => {
          this.download(response.msg);
          this.exportLoading = false;
        }).catch(() => {});
    }
  }
};
</script>
