<script lang="ts" setup name="NonthTemplateTable">
import { ElMessage, ElTable } from 'element-plus'
import type { Ref } from 'vue'
import { defineExpose, ref } from 'vue'
import type { TableColumn } from '@/components/NormalTable/table_interface'
import { getDictByCode } from '@/api/system/dict'
import type { dictType } from '@/global'
import { isMerge, mergeTableRow, useMergeTableRow } from '@/commonMethods/useMergeTableRow'

// ------------------定义props、 emit-------------------
const props = defineProps({
  pageType: {
    type: String,
    default: 'detail',
  },
  // 数据
  data: {
    type: Array,
    default() {
      return []
    },
  },
  // 表格高度
  height: {
    type: Number,
    default() {
      return null
    },
  },
  // 数据列配置
  columns: {
    type: Array<TableColumn>,
    default() {
      return () => []
    },
  },
  // 表格大小
  size: {
    type: String,
    default: 'default',
  }, // 表格大小，默认，small,mini等，与el-table条件相同
  type: String,
  // 需要合并的列
  needMergeCells: {
    type: Array,
    default: () => ([]),
  },
})
const emit = defineEmits(['change', 'selectionChange', 'rowClick', 'rowDbClick', 'multiSelect', 'filterChange'])
// ------------------------------------------字典----------------------------------------------
// ------------------------------------------字典----------------------------------------------
const standardAmplitudeUnitList = ref<dictType[]>([]) // 幅度单位
const standardFrequencyUnitList = ref<dictType[]>([]) // 频率单位-公用
const standard17TypeValueList = ref<dictType[]>([]) // 类型
const standard17DisplayFormatList = ref<dictType[]>([]) // 显示格式
const standard17VSMRList = ref<dictType[]>([]) // vsmr
const standard17AmplitudeList = ref<dictType[]>([]) // 幅度
/**
 * 获取字典
 */
function getDict() {
  // 幅度单位
  getDictByCode('standardAmplitudeUnit').then((response) => {
    standardAmplitudeUnitList.value = response.data
  })
  // 频率单位公用
  getDictByCode('standardFrequencyUnit').then((response) => {
    standardFrequencyUnitList.value = response.data
  })
  // 类型
  getDictByCode('standard17TypeValue').then((response) => {
    standard17TypeValueList.value = response.data
  })
  // 显示格式
  getDictByCode('standard17DisplayFormat').then((response) => {
    standard17DisplayFormatList.value = response.data
  })
  // VSMR
  getDictByCode('standard17VSMR').then((response) => {
    standard17VSMRList.value = response.data
  })
  // 幅度
  getDictByCode('standard17Amplitude').then((response) => {
    standard17AmplitudeList.value = response.data
  })
}

getDict()
// -------定义数据--------------
interface columnsCheckInfo {
  text: string
  show: boolean
}
const columnsChecked: Ref<columnsCheckInfo[]> = ref([])
const table = ref<InstanceType<typeof ElTable>>()
const singleChecked = ref('') // 单选选中id
// 初始化列显示状态
function initColumnsState() {
  columnsChecked.value = []
  for (const column of props.columns) {
    columnsChecked.value.push({ text: column.text, show: !!column.show })
  }
}

watch(() => props.data, (newValue, old) => {
  console.log('监听到表格变化', newValue)

  if (!props.needMergeCells.length) {
    return
  }
  if (newValue) {
    if (Array.isArray(newValue) && newValue?.length) {
      const data = newValue[newValue.length - 1]

      if (isMerge(data)) {
        console.log('isMerge')
        return
      }
    }
    console.log('要合并了')
    useMergeTableRow(newValue, props.needMergeCells)
  }
}, {
  deep: true,
  immediate: true,
})

// 最终展示列
const columnsFiltered: Ref<TableColumn[]> = ref([])
// 切换列
function changeColumns() {
  columnsFiltered.value = []
  for (const i in props.columns) {
    if (columnsChecked.value[i].show === true) {
      columnsFiltered.value.push(props.columns[i])
    }
  }
}
// 刷新
function refresh() {
  emit('change')
}

// 多选选中结果
const selectionList = ref([])
function handleSelectionChange(selection: []) {
  selectionList.value = selection
  emit('selectionChange', selection)
}
// 点击行
function rowClick(row: object, column?: any, event?: any) {
  emit('rowClick', row)
}
// 双击行
function rowDbClick(row: object, column?: any, event?: any) {
  emit('rowDbClick', row)
}
// 监听columns
watch(props.columns, (val) => {
  initColumnsState()
  changeColumns()
})

// 清除多选选中
const clearMulti = () => {
  console.log('清理选中')
  table.value!.clearSelection()
  singleChecked.value = ''
}

defineExpose({
  clearMulti, initColumnsState,
})
onBeforeMount(() => {
  initColumnsState()
  changeColumns()
})

// ------------------------------------表格操作-----------------------------------
const randomNum = `${new Date().getTime}${Math.random()}`
// 右击当前行操作
const clickIndex = ref(-1)
const contextmenu = (row: any, column: any, event: any, index: number) => {
  if (props.pageType === 'detail') { return }
  console.log(123)
  // 阻止默认的右键菜单
  event.preventDefault()
  clickIndex.value = props.data.findIndex(item => item === row)
  // console.log('右击', clickIndex.value)
  // 获取自定义菜单元素
  var menu = document.getElementById(randomNum) as HTMLElement
  // 设置自定义菜单的位置并显示
  let positionX = event.clientX
  let positionY = event.clientY
  if (window.innerHeight - event.clientY < 268) {
    positionY = window.innerHeight - 268
  }
  else {
    positionY = event.clientY
  }
  if (window.innerWidth - event.clientX < 146) {
    positionX = window.innerWidth - 146
  }
  else if (event.clientX - 180 < 146) {
    positionX = 180
  }
  else {
    positionX = event.clientX - 146 / 2
  }
  menu.style.top = `${positionY}px`
  menu.style.left = `${positionX}px`
  menu.style.display = 'block'
}
// 点击其他位置隐藏自定义菜单
document.addEventListener('click', () => {
  if (props.pageType === 'detail') { return }
  if (document.getElementById(randomNum)) {
    (document.getElementById(randomNum) as HTMLElement).style.display = 'none'
  }
})
const mouseoutTable = () => {
  console.log('鼠标移出')
  if (props.pageType === 'detail') { return }
  if (document.getElementById(randomNum)) {
    (document.getElementById(randomNum) as HTMLElement).style.display = 'none'
  }
}
// 添加行
const costomAddRow = (type: string) => {
  if (type === 'current-pre') {
    // 当前行前方插入
    props.data.splice(clickIndex.value, 0, JSON.parse(JSON.stringify({ ...props.data[clickIndex.value], id: `custom-${new Date().getTime()}` })))
  }
  else if (type === 'current-next') {
    // 当前行后方方插入
    props.data.splice(clickIndex.value + 1, 0, JSON.parse(JSON.stringify({ ...props.data[clickIndex.value], id: `custom-${new Date().getTime()}` })))
  }
  else if (type === 'list-head') {
    // 列表头行插入
    props.data.splice(0, 0, JSON.parse(JSON.stringify({ ...props.data[clickIndex.value], id: `custom-${new Date().getTime()}` })))
  }
  else if (type === 'list-tail') {
    // 列表尾行插入
    props.data.splice(props.data.length, 0, JSON.parse(JSON.stringify({ ...props.data[clickIndex.value], id: `custom-${new Date().getTime()}` })))
  }
  else if (type === 'select-pre') {
    // 选中行前方插入
    if (!selectionList.value.length) {
      ElMessage.warning('未选择数据')
      return
    }
    selectionList.value.forEach((item, index) => {
      const dataIndex = props.data.findIndex(citem => item === citem)
      props.data.splice(dataIndex, 0, JSON.parse(JSON.stringify({ ...item, id: `custom-${new Date().getTime()}` })))
    })
    table.value!.clearSelection()
  }
  else if (type === 'select-next') {
    // 选中行后方插入
    if (!selectionList.value.length) {
      ElMessage.warning('未选择数据')
      return
    }
    selectionList.value.forEach((item, index) => {
      const dataIndex = props.data.findIndex(citem => item === citem)
      props.data.splice(dataIndex + 1, 0, JSON.parse(JSON.stringify({ ...item, id: `custom-${new Date().getTime()}` })))
    })
    table.value!.clearSelection()
  }
  else if (type === 'del-current') {
    props.data.splice(clickIndex.value, 1)
  }
  else if (type === 'del-select') {
    if (!selectionList.value.length) {
      ElMessage.warning('未选择数据')
      return
    }
    selectionList.value.forEach((item, index) => {
      const dataIndex = props.data.findIndex(citem => item === citem)
      props.data.splice(dataIndex, 1)
    })
    table.value!.clearSelection()
  }
  clickIndex.value = -1
}
</script>

<template>
  <div @mouseleave="mouseoutTable">
    <el-table
      id="print"
      ref="table"
      :data="data"
      :height="data.length > 10 ? 500 : null"
      border
      stripe
      :size="size"
      style="width: 100%;"
      :span-method="mergeTableRow"
      @selection-change="handleSelectionChange"
      @row-click="rowClick"
      @row-dblclick="rowDbClick"
      @row-contextmenu="contextmenu"
    >
      <el-table-column v-if="pageType !== 'detail'" type="selection" width="38" />
      <el-table-column align="center" label="序号" width="80" type="index" />
      <el-table-column
        v-for="item in columns"
        :key="item.value"
        :prop="item.value"
        :label="item.text"
        :width="item.width"
        align="center"
        :show-overflow-tooltip="true"
      >
        <template #header>
          <span v-show="item.required" style="color: red;">*</span><span>{{ item.text }}</span>
        </template>
        <template #default="scope">
          <!-- number -->
          <precision-input-number
            v-if="props.pageType !== 'detail' && (item.value === 'ifBandwidth' || item.value === 'frequency' || item.value === 'upperFrequency' || item.value === 'lowerFrequency'
              || item.value === 'outputPower' || item.value === 'inputPower' || item.value === 'fundamentalFrequency' || item.value === 'spectrumLevel' || item.value === 'intermediateFrequency'
              || item.value === 'span' || item.value === 'resolutionBandwidth' || item.value === 'fundamentalAmplitude' || item.value === 'sidebandFrequency' || item.value === 'rbwValue' || item.value === 'vbwValue'
              || item.value === 'randomNoiseCorrectValue' || item.value === 'standardValue')"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            class="full-width-input"
            :disabled="props.pageType === 'detail'"
          />

          <!-- urel -->
          <el-input
            v-if="props.pageType !== 'detail' && (item.value === 'urel' || (item.value === 'flatnessUrel' && props.type !== '增益、增益平坦度') || item.value === 'maxLossUrel' || item.value === 'minLossUrel') && (props.type !== '电压驻波比(矢量网络分析仪)' && props.type !== '传输幅度' && props.type !== '传输相移')"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            class="full-width-input"
            :disabled="props.pageType === 'detail'"
          />
          <!-- 科学计数法 -->
          <scientific-notation
            v-if="props.pageType !== 'detail' && (item.value === 'urel' && (props.type === '电压驻波比(矢量网络分析仪)' || props.type === '传输幅度' || props.type === '传输相移'))"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            class="full-width-input"
            :disabled="props.pageType === 'detail'"
          />
          <!-- 增益、增益平坦度de增益平坦度U(k=2) -->
          <el-input
            v-if="props.pageType !== 'detail' && (item.value === 'flatnessUrel' && props.type === '增益、增益平坦度') && scope.$index === 0"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            class="full-width-input"
            :disabled="props.pageType === 'detail'"
          />

          <!-- 频率 单位--公用  -->
          <el-select
            v-if="props.pageType !== 'detail' && (item.value === 'ifBandwidthUnit' || item.value === 'frequencyUnit' || item.value === 'lowerFrequencyUnit' || item.value === 'upperFrequencyUnit'
              || item.value === 'fundamentalFrequencyUnit' || item.value === 'intermediateFrequencyUnit' || item.value === 'resolutionBandwidthUnit' || item.value === 'rbwValueUnit' || item.value === 'vbwValueUnit'
              || item.value === 'sidebandFrequencyUnit')"
            v-model="scope.row[item.value]"
            :disabled="props.pageType === 'detail'"
            class="full-width-input"
          >
            <el-option v-for="item of standardFrequencyUnitList" :key="item.value" :label="item.name" :value="item.name" />
          </el-select>

          <!-- 幅度单位--公用 -->
          <el-select
            v-if="props.pageType !== 'detail' && (item.value === 'outputPowerUnit' || item.value === 'inputPowerUnit' || item.value === 'spectrumLevelUnit' || item.value === 'fundamentalAmplitudeUnit' || item.value === 'randomNoiseCorrectValueUnit')"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            :disabled="props.pageType === 'detail'"
            class="full-width-input"
          >
            <el-option v-for="item of standardAmplitudeUnitList" :key="item.value" :label="item.name" :value="item.name" />
          </el-select>

          <!-- 类型 -->
          <el-select
            v-if="props.pageType !== 'detail' && item.value === 'typeValue'"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            :disabled="props.pageType === 'detail'"
            class="full-width-input"
          >
            <el-option v-for="item of standard17TypeValueList" :key="item.value" :label="item.name" :value="item.name" />
          </el-select>

          <!-- 显示格式 -->
          <el-select
            v-if="props.pageType !== 'detail' && item.value === 'displayFormat'"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            :disabled="props.pageType === 'detail'"
            class="full-width-input"
          >
            <el-option v-for="item of standard17DisplayFormatList" :key="item.value" :label="item.name" :value="item.name" />
          </el-select>

          <!-- 谐波次数 -->
          <select-by-dict
            v-if="item.value === 'harmonicNumber'"
            v-model:model-value="scope.row[item.value]"
            placeholder="谐波次数"
            dict-code="standard17HarmonicNumber"
            :disabled="props.pageType === 'detail'"
          />

          <!-- VSMR -->
          <el-select
            v-if="props.pageType !== 'detail' && item.value === 'vsmr'"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            :disabled="props.pageType === 'detail'"
            class="full-width-input"
          >
            <el-option v-for="item of standard17VSMRList" :key="item.value" :label="item.name" :value="item.name" />
          </el-select>

          <!-- 技术指标  -->
          <div v-if="item.value === 'technicalIndex'" style="display: flex;align-items: center;justify-content: center;">
            <span style="margin-right: 10px;">±</span>
            <precision-input-number
              v-if="props.pageType !== 'detail'"
              v-model="scope.row[item.value]"
              :placeholder="`${item.text}`"
              class="full-width-input"
              controls-position="right"
              :disabled="props.pageType === 'detail'"
            />
            <span v-if="props.pageType === 'detail'">{{ scope.row[item.value] }}</span>
          </div>

          <!-- 幅度 -->
          <el-select
            v-if="props.pageType !== 'detail' && item.value === 'amplitude'"
            v-model="scope.row[item.value]"
            :placeholder="`${item.text}`"
            :disabled="props.pageType === 'detail'"
            class="full-width-input"
          >
            <el-option v-for="item of standard17AmplitudeList" :key="item.value" :label="item.name" :value="item.name" />
          </el-select>
        </template>
      </el-table-column>
    </el-table>
    <!-- 自定义菜单 -->
    <div :id="randomNum" class="custom-menu">
      <p class="menu-item" @click="costomAddRow('current-pre')">
        当前行前方插入
      </p>
      <p class="menu-item" @click="costomAddRow('current-next')">
        当前行后方插入
      </p>
      <p class="menu-item" @click="costomAddRow('list-head')">
        列表头行插入
      </p>
      <p class="menu-item" @click="costomAddRow('list-tail')">
        列表尾行插入
      </p>
      <p v-if="pageType !== 'detail'" class="menu-item" @click="costomAddRow('select-pre')">
        选中行前方插入
      </p>
      <!--  -->
      <p v-if="pageType !== 'detail'" class="menu-item" @click="costomAddRow('select-next')">
        选中行后方插入
      </p>
      <p class="menu-item" @click="costomAddRow('del-current')">
        删除当前行
      </p>
      <p v-if="pageType !== 'detail'" class="menu-item" @click="costomAddRow('del-select')">
        删除选中行
      </p>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.single-table {
  width: 100%;

  :deep(.el-table th.el-table__cell:nth-child(1) .cell) {
    visibility: hidden;
  }
}

.unit-class {
  margin-left: 0;
  white-space: nowrap;
}

.unit-class-margin-left {
  margin-left: 10px;
  white-space: nowrap;
}
</style>

<style lang="scss">
.normal-table {
  .el-radio__label {
    display: none !important;
  }
}
</style>

<style lang="scss" scoped>
.custom-menu {
  display: none;
  position: fixed;
  background-color: #fff;
  border-radius: 5px;
  padding: 5px 0;
  z-index: 1000;
  border: 1px solid #c8c9cc;
  box-shadow: 0 0 12px rgb(0 0 0 / 12%);

  .menu-item {
    display: flex;
    align-items: center;
    white-space: nowrap;
    list-style: none;
    line-height: 22px;
    padding: 5px 16px;
    margin: 0;
    // font-size: var(--el-font-size-base);
    color: #606266;
    cursor: pointer;
    outline: none;

    &:hover {
      background-color: #ecf5ff;
      color: #409eff;
    }
  }
}
</style>