<template>
  <el-dialog :title="textMap[dialogStatus]" :visible.sync="dialogFormVisible" append-to-body>
    <el-form ref="dataForm" :rules="rules" :model="form" label-position="right" label-width="130px">
      <el-row :gutter="20">
        <el-col :span="12">
          <el-form-item label="设备号" prop="devCode">
            <el-input v-model.trim="form.devCode" :disabled="dialogStatus!=='create'" type="text" placeholder="必填" />
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="设备名称" prop="devName">
            <el-input v-model.trim="form.devName" :disabled="isEditMode" type="text" placeholder="必填" />
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="设备IP" prop="ip">
            <el-input v-model.trim="form.ip" :disabled="isEditMode" type="text" placeholder="设备IP" />
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="设备类型" prop="devType">
            <el-select v-model="form.devType" placeholder="必填" :disabled="isEditMode">
              <el-option
                v-for="item in typeList"
                :key="item.value"
                :label="item.name"
                :value="item.value"
              />
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="设备状态" prop="status">
            <el-select v-model="form.status" placeholder="必填" :disabled="isEditMode">
              <el-option
                v-for="item in statusList"
                :key="item.value"
                :label="item.name"
                :value="item.value"
              />
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="是否为重点区域" prop="isKeyArea">
            <el-select v-model="form.isKeyArea" placeholder="必填" :disabled="isEditMode">
              <el-option
                v-for="item in isKeyList"
                :key="item.value"
                :label="item.name"
                :value="item.value"
              />
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="所在楼栋" prop="position">
            <el-select v-model="form.position" placeholder="必填" :disabled="isEditMode">
              <el-option
                v-for="item in positionList"
                :key="item.value"
                :label="item.name"
                :value="item.value"
              />
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="楼层" prop="area">
            <el-select v-model="form.area" placeholder="必填" :disabled="isEditMode">
              <el-option
                v-for="item in areaList"
                :key="item.value"
                :label="item.name"
                :value="item.value"
              />
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="安装时间" prop="installTime">
            <el-date-picker
              v-model="form.installTime"
              :disabled="isEditMode"
              style="width: 100%"
              type="datetime"
              value-format="yyyy-MM-dd HH:mm:ss"
              placeholder="安装时间"
            />
          </el-form-item>
        </el-col>
        <el-col :span="24">
          <el-form-item label="详细位置" prop="detailLocation">
            <el-input v-model.trim="form.detailLocation" :disabled="isEditMode" type="text" placeholder="设备位置" />
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="20">
        <el-col :span="24">
          <el-form-item label="备注">
            <el-input v-model.trim="form.remarks" :disabled="isEditMode" :rows="3" type="textarea" placeholder="备注" />
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <div v-if="!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 { addDevice, updateDevice } from '@/api/device'
import { getDictByCode } from '@/api/system/dict'
import { validateIP } from '@/utils/validate'

export default {
  name: 'EditDevice',
  data() {
    const validateip = (rule, value, callback) => {
      if (value !== '') {
        if (validateIP(value) === true) {
          callback()
        } else {
          callback(new Error('请输入正确设备IP'))
        }
      } else {
        callback(new Error('设备IP不能为空'))
      }
    }
    return {
      dialogFormVisible: false, // 对话框是否显示
      dialogStatus: '', // 对话框类型：create,update
      isEditMode: true,
      form: {
        id: '',
        devCode: '',
        devName: '',
        ip: '',
        devType: '',
        status: '',
        installTime: '',
        area: '',
        position: '',
        isKeyArea: '',
        detailLocation: '',
        remarks: ''
      }, // 表单
      typeList: [],
      statusList: [],
      positionList: [],
      areaList: [],
      isKeyList: [],
      textMap: {
        update: '编辑设备',
        create: '新增设备',
        detail: '设备详情'
      }, // 表头显示标题
      btnLoading: false, // 保存按钮的加载中状态
      rules: {
        devCode: [{ required: true, message: '设备号/SN码不能为空', trigger: ['blur', 'change'] }],
        devName: [{ required: true, message: '设备名称不能为空', trigger: ['blur', 'change'] }],
        devType: [{ required: true, message: '设备类型不能为空', trigger: ['blur', 'change'] }],
        status: [{ required: true, message: '设备状态不能为空', trigger: ['blur', 'change'] }],
        isKeyArea: [{ required: true, message: '是否为重点区域不能为空', trigger: ['blur', 'change'] }],
        installTime: [{ required: true, message: '安装时间不能为空', trigger: ['blur', 'change'] }],
        detailLocation: [{ required: true, message: '详细位置不能为空', trigger: ['blur', 'change'] }],
        position: [{ required: true, message: '所在楼栋不能为空', trigger: ['blur', 'change'] }],
        area: [{ required: true, message: '楼层不能为空', trigger: ['blur', 'change'] }],
        ip: [{ required: true, validator: validateip, trigger: ['blur', 'change'] }]
      } // 前端校验规则
    }
  },
  computed: {
  },
  created() {
    this.fetchTypeList()
  },
  methods: {
    fetchTypeList() {
      getDictByCode('deviceType').then(response => {
        if (response.code === 200) {
          this.typeList = response.data
        }
      })
      getDictByCode('deviceStatus').then(response => {
        if (response.code === 200) {
          this.statusList = response.data
        }
      })
      getDictByCode('devicePosition').then(response => {
        if (response.code === 200) {
          this.positionList = response.data
        }
      })
      getDictByCode('deviceArea').then(response => {
        if (response.code === 200) {
          this.areaList = response.data
        }
      })
      getDictByCode('IsKeyArea').then(response => {
        if (response.code === 200) {
          this.isKeyList = response.data
        }
      })
    },
    // 初始化对话框
    initDialog: function(dialogStatus, row = null) {
      this.dialogStatus = dialogStatus
      this.dialogFormVisible = true
      this.btnLoading = false
      if (dialogStatus === 'create') { // 如果是新增，清除验证
        this.resetForm()
        this.isEditMode = false
        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.form = {
          id: row.id,
          devCode: row.devCode,
          devName: row.devName,
          ip: row.ip,
          devType: row.devType,
          status: row.status,
          installTime: row.installTime,
          area: row.area,
          position: row.position,
          isKeyArea: row.isKeyArea,
          detailLocation: row.detailLocation,
          remarks: row.remarks
        }
        this.isEditMode = false
      } else if (dialogStatus === 'detail') {
        this.form = {
          id: row.id,
          devCode: row.devCode,
          devName: row.devName,
          ip: row.ip,
          devType: row.devType,
          status: row.status,
          installTime: row.installTime,
          area: row.area,
          position: row.position,
          isKeyArea: row.isKeyArea,
          detailLocation: row.detailLocation,
          remarks: row.remarks
        }
        this.isEditMode = true
      }
    },
    // 重置表单
    resetForm() {
      this.form = {
        id: '',
        devCode: '',
        devName: '',
        ip: '',
        devType: '',
        status: '',
        installTime: '',
        area: '',
        position: '',
        isKeyArea: '',
        detailLocation: '',
        remarks: ''
      }
    },
    // 保存数据
    saveData: function() {
      if (this.dialogStatus === 'update') {
        this.updateData()
      } else if (this.dialogStatus === 'create') {
        this.createData()
      }
    },
    // 新增数据
    createData: function() {
      this.$refs['dataForm'].validate((valid) => {
        console.log(this.form)
        if (valid) {
          this.btnLoading = true
          addDevice(this.form).then(response => {
            if (response.code === 200) {
              this.$confirm('新增成功，是否继续新增?', '提示', {
                confirmButtonText: '是',
                cancelButtonText: '否',
                type: 'info'
              }).then(() => { // 选是
                this.resetForm()
                this.btnLoading = false
                this.$nextTick(() => {
                  this.$refs['dataForm'].clearValidate()
                })
              }).catch(() => { // 选否,关闭窗口，并刷新页面
                this.$emit('watchChild')
                this.dialogFormVisible = false
              })
            }
          }).catch(_ => { // 异常情况，loading置为false
            this.btnLoading = false
          })
        }
      })
    },
    // 修改数据
    updateData: function() {
      this.$refs['dataForm'].validate((valid) => {
        if (valid) {
          this.btnLoading = true
          updateDevice(this.form).then(response => {
            if (response.code === 200) {
              this.$message.success('修改成功')
              this.$refs['dataForm'].clearValidate()
              this.$emit('watchChild')
              this.dialogFormVisible = false
            }
          }).catch(_ => { // 异常情况，loading置为false
            this.btnLoading = false
          })
        }
      })
    },
    cancel: function() {
      this.dialogFormVisible = false
      this.$emit('watchChild')
    }
  }
}
</script>

<style rel="stylesheet/scss" lang="scss" scoped>

  .el-dialog{
    width:700px
  }
  .el-select{
    width: 100%;
  }
</style>