<template>
  <!-- 跟进人下拉框（产品期数别）区分所有跟进人还是有效跟进人 -->
  <div>
    <base-select v-model="currentValue"
               :clearable="clearable"
               :filterable="filterable "
               :multiple="multiple"
               :api="api"
               :options.sync="options"
               :queryParas="queryParasValue"
               :collapsetags="collapsetags"
               :disabled="disabled"
               :multiplelimit="multiplelimit"
               :width="width"
               :reload="reload"
               :selectedField="selectedField"
               @loaded="loaded"
               loadList="getDefault"
               :placeholder="placeholder"
               @select-changed="selectChanged"
               no-data-text="数据加载中或加载失败">
    </base-select>
  </div>
</template>

<script>
import componentsApi from '@/api/assetoutfeedback/componentsApi'
import components from 'newepoch-components'
export default {
  name: 'traceUserSelectList',
  components: {
    BaseSelect: components.BaseSelect
  },
  props: {
    // v-model绑定的数据
    value: {
      type: [Array, String, Number],
      default: function () {
        return null
      }
    },
    width: {
      type: String,
      default: function () {
        return ''
      }
    },
    // 多选时用户最多可以选择的项目数，为 0 则不限制
    multiplelimit: {
      type: Number,
      default: function () {
        return 0
      }
    },
    // 是否禁用修改
    disabled: {
      type: Boolean,
      default: function () {
        return false
      }
    },
    // 是否可多选
    multiple: {
      type: Boolean,
      default: function () {
        return false
      }
    },
    // 重新加载数据（每次取非即可）
    reload: {
      type: Boolean,
      default: function () {
        return false
      }
    },
    // 是否可搜索
    filterable: {
      type: Boolean,
      default: function () {
        return true
      }
    },
    // 是否可清除
    clearable: {
      type: Boolean,
      default: function () {
        return true
      }
    },
    // 多选折叠
    collapsetags: {
      type: Boolean,
      default: function () {
        return false
      }
    },
    // 默认提示语
    placeholder: {
      type: String,
      default: function () {
        return '请选择'
      }
    },
    name: {
      type: String,
      default: 'file',
      require: false
    },
    // 列表请求参数
    queryParas: {
      type: Object,
      default: function () {
        return {}
      }
    },
    // 停用标识
    stopFalg: {
      type: [String],
      default: function () {
        return ''
      }
    }
  },
  data () {
    return {
      // 下拉列表数据
      'options': [],
      // 自定义键名
      selectedField: ['traceUserId', 'traceUserName'],
      defaultQueryParas: {
        stopFalg: this.stopFalg
      },
      // 列表请求参数
      queryParasValue: Object.assign({}, this.defaultQueryParas, this.queryParas)
    }
  },
  computed: {
    // 转换绑定的选中数据，与v-model同步
    currentValue: {
      get: function () {
        return this.value
      },
      set: function (value) {
        this.$emit('input', value)
      }
    },
    api () {
      // 若产品,期数,文件类型没有则不请求
      return this.queryParasValue.projectId && this.queryParasValue.periods ? componentsApi.tracePerson : null
    }
  },
  watch: {
    // 期数
    queryParas: {
      deep: true,
      immediate: true,
      handler (newVal, oldVal) {
        if (oldVal && ((newVal.projectId && newVal.projectId !== oldVal.projectId) || (newVal.periods && newVal.periods !== oldVal.periods))) {
          this.queryParasValue = Object.assign({}, this.defaultQueryParas, newVal)
        }
      }
    }
  },
  methods: {
    selectChanged (val, row) {
      this.$emit('selectChanged', val, this.name, row)
    },
    loaded (val) {
      let $this = this
      let selectItemts = null
      if (val.length > 0) {
        if (!this.multiple) {
          selectItemts = val.find(it => {
            return $this.currentValue === it[$this.selectedField[0]]
          })
        } else {
          selectItemts = val.filter(it => {
            var isTrue = false
            $this.currentValue.forEach(kit => {
              if (kit === it[$this.selectedField[0]]) {
                isTrue = true
              }
            })
            return isTrue
          })
        }
        this.$emit('selectChanged', '', this.name, selectItemts)
      }
    }
  }
}
</script>
