<template>
  <el-dialog :title="textMap[dialogStatus]" :close-on-click-modal="false" :visible.sync="dialogFormVisible" append-to-body>
    <el-form ref="dataForm" :rules="rules" :model="cirForm" size="small" label-well-code="right" label-width="110px">
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="回路编号" prop="circuitCode">
            <el-input v-model.trim="cirForm.circuitCode" :readonly="!isEditMode" :maxlength="15" clearable type="text" placeholder="必填" show-word-limit/>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="回路名称" prop="circuitName">
            <el-input v-model.trim="cirForm.circuitName" :readonly="!isEditMode" :maxlength="30" clearable type="text" placeholder="必填" show-word-limit/>
          </el-form-item>
        </el-col>
      </el-row>

      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="回路序号" prop="circuitNum">
            <el-select v-model="cirForm.circuitNum" :disabled="!isEditMode" placeholder="必填" filterable>
              <el-option key="1" label="1" value="1"/>
              <el-option key="2" label="2" value="2"/>
              <el-option key="3" label="3" value="3"/>
              <el-option key="4" label="4" value="4"/>
            </el-select>
            <!--<el-input v-model.trim="cirForm.circuitNum" :readonly="!isEditMode" placeholder="必填" type="number" max="4" min="0"/>-->
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="所属灯箱" prop="lampboxId">
            <el-select v-model="cirForm.lampboxId" :disabled="!isEditMode" placeholder="所属灯箱" filterable clearable>
              <el-option v-for="item in boxList" :key="item.id" :label="item.lampboxName" :value="item.id"/>
            </el-select>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <div v-show="isEditMode" slot="footer" class="dialog-footer">
      <el-button :loading="btnLoading" type="primary" @click="saveData">保存</el-button>
      <el-button @click="cancel">取消</el-button>
    </div>
  </el-dialog>
</template>

<script>
import DeptSelect from '@/components/DeptSelect'
import { addCircuit, editCircuit, getAllLampboxList } from '@/api/system/device'

export default {
  name: 'EditCircuit',
  components: { DeptSelect },
  data() {
    const typeValidator = (rule, value, callback) => {
      if (value === 0 || value === '' || typeof (value) === 'undefined') {
        return callback(new Error('请选择一项'))
      } else {
        return callback()
      }
    }

    return {
      dialogFormVisible: false, // 对话框是否显示
      dialogStatus: '', // 对话框类型：create,update,detail
      cirForm: {
        id: '', // id
        circuitNum: '',
        circuitCode: '', // 回路编号
        circuitName: '', // 回路名称
        lampboxId: ''
      }, // 表单
      textMap: {
        update: '编辑回路',
        create: '新增回路',
        detail: '详情'
      }, // 表头显示标题
      rules: {
        circuitName: [{ required: true, message: '回路名称不能为空', trigger: ['blur', 'change'] }],
        circuitCode: [{ required: true, message: '回路编号不能为空', trigger: ['blur', 'change'] }],
        lampboxId: [{ required: true, message: '所属灯箱不能为空', trigger: ['blur', 'change'], validator: typeValidator }],
        circuitNum: [{ required: true, message: '回路序号不能为空', trigger: ['blur', 'change'] }]
      }, // 前端校验规则
      boxList: [], // 灯箱列表
      isEditMode: false,
      btnLoading: true // 保存按钮是否不允许点击
    }
  },
  created() {
    this.fetchLampboxList() // 获取灯箱列表
  },
  methods: {
    // 初始化对话框
    initDialog: function(dialogStatus, dialogFormVisible, row = null) {
      this.btnLoading = false
      this.dialogStatus = dialogStatus
      this.dialogFormVisible = dialogFormVisible
      if (dialogStatus === 'create') { // 如果是新增，清除验证
        this.resetForm()
        this.isEditMode = true
        this.$nextTick(() => {
          this.$refs['dataForm'].clearValidate()
        })
      } else if (dialogStatus === 'update') { // 如果是修改，将row中数据填写到输入框中
        this.cirForm = {
          id: row.id,
          circuitNum: row.circuitNum,
          circuitCode: row.circuitCode,
          circuitName: row.circuitName,
          lampboxId: row.lampboxId
        }
        this.isEditMode = true
      }
    },
    fetchLampboxList() {
      getAllLampboxList().then(response => {
        if (response.code === 200) {
          this.boxList = response.data
        }
      })
    },
    // 清除数据
    resetForm() {
      this.cirForm = {
        circuitNum: '',
        circuitCode: '',
        circuitName: '',
        lampboxId: ''
      }

      this.btnLoading = false
    },
    // 保存数据
    saveData: function() {
      this.btnLoading = true

      if (this.dialogStatus === 'update') {
        this.updateData()
      } else if (this.dialogStatus === 'create') {
        this.createData()
      }
    },
    // 新增数据
    createData: function() {
      this.$refs['dataForm'].validate((valid) => {
        if (valid) {
          addCircuit(this.cirForm).then(response => {
            if (response.code === 200) {
              this.$confirm('新增成功，是否继续新增?', '提示', {
                confirmButtonText: '是',
                cancelButtonText: '否',
                type: 'info'
              }).then(() => {
                this.resetForm()
                this.$nextTick(() => {
                  this.$refs['dataForm'].clearValidate()
                })
              }).catch(() => {
                this.$emit('watchChild')
                this.dialogFormVisible = false
              })
            } else {
              this.btnLoading = false
            }
          }).catch(() => {
            this.btnLoading = false
          })
        } else {
          this.btnLoading = false
        }
      })
    },
    // 修改数据
    updateData: function() {
      this.$refs['dataForm'].validate((valid) => {
        if (valid) {
          editCircuit(this.cirForm).then(response => {
            if (response.code === 200) {
              this.$message.success('修改成功')
              this.cancel()
            } else {
              this.btnLoading = false
            }
          })
        } else {
          this.btnLoading = false
        }
      })
    },
    cancel: function() {
      this.dialogFormVisible = false
      this.$emit('watchChild')
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>
  .el-select{
    width: 100%;
  }
  .el-date-editor{
    width: 100%;
  }
  .dialog-footer {
    margin-top: -20px;
    text-align: center;
  }
</style>