<template>
  <div>
    <p class="tip">右键菜单，支持表头菜单、内容菜单、表尾菜单，通过 <table-api-link prop="visibleMethod"/> 和 <table-api-link prop="visible"/> | <table-api-link prop="disabled"/> 属性来控制菜单选项的操作权限</p>

    <vxe-table
      border
      show-footer
      highlight-current-row
      highlight-current-column
      ref="xTable"
      height="400"
      :footer-method="footerMethod"
      :data="demo1.tableData"
      :menu-config="demo1.tableMenu"
      @header-cell-menu="headerCellContextMenuEvent"
      @cell-menu="cellContextMenuEvent"
      @menu-click="contextMenuClickEvent">
      <vxe-column type="seq" width="60"></vxe-column>
      <vxe-column field="name" title="Name" sortable></vxe-column>
      <vxe-column field="sex" title="Sex"></vxe-column>
      <vxe-column field="age" title="Age"></vxe-column>
      <vxe-column field="time" title="Time"></vxe-column>
    </vxe-table>

    <pre>
      <pre-code>
        | Arrow Up ↑ | 移动到上一个菜单选项 |
        | Arrow Down ↓ | 移动到下一个菜单选项 |
        | Arrow Left ← | 关闭二级菜单 |
        | Arrow Right → | 打开二级菜单 |
        | Esc | 关闭菜单选项 |
        | Enter | 选中当前菜单选项 |
        | Spacebar | 选中当前菜单选项 |
      </pre-code>
    </pre>

    <p class="demo-code">{{ $t('app.body.button.showCode') }}</p>

    <pre>
      <pre-code class="xml">{{ demoCodes[0] }}</pre-code>
      <pre-code class="typescript">{{ demoCodes[1] }}</pre-code>
    </pre>
  </div>
</template>

<script lang="ts">
import { defineComponent, reactive, ref } from 'vue'
import { VXETable } from '../../../../packages/all'
import { VxeTableInstance, VxeTableEvents, VxeTablePropTypes } from '../../../../types/index'

export default defineComponent({
  setup () {
    const xTable = ref({} as VxeTableInstance)

    const demo1 = reactive({
      tableData: [
        { id: 10001, name: 'Test1', role: 'Develop', sex: 'Man', age: 28, address: 'test abc' },
        { id: 10002, name: 'Test2', role: 'Test', sex: 'Women', age: 22, address: 'Guangzhou' },
        { id: 10003, name: 'Test3', role: 'PM', sex: 'Man', age: 32, address: 'Shanghai' },
        { id: 10004, name: 'Test4', role: 'Designer', sex: 'Women', age: 36, address: 'Guangzhou' }
      ],
      tableMenu: {
        header: {
          options: [
            [
              { code: 'exportAll', name: '导出所有.csv', visible: true, disabled: false }
            ]
          ]
        },
        body: {
          options: [
            [
              { code: 'details', name: '查看详情', prefixIcon: 'fa fa-link', visible: true, disabled: false }
            ],
            [
              { code: 'copy', name: 'app.body.label.copy', prefixIcon: 'fa fa-copy', visible: true, disabled: false },
              { code: 'clear', name: '清除内容', prefixIcon: 'fa fa-copy', visible: true, disabled: false }
            ],
            [
              { code: 'remove', name: '删除', visible: true, disabled: false },
              {
                code: 'filter',
                name: 'app.body.label.filter',
                visible: true,
                disabled: false,
                children: [
                  { code: 'clearFilter', name: '清除筛选', visible: true, disabled: false },
                  { code: 'filterSelect', name: '按所选单元格的值筛选', visible: true, disabled: false }
                ]
              },
              {
                code: 'sort',
                name: 'app.body.label.sort',
                visible: true,
                disabled: false,
                children: [
                  { code: 'clearSort', name: '清除排序', visible: true, disabled: false },
                  { code: 'sortAsc', name: '升序', visible: true, disabled: false },
                  { code: 'sortDesc', name: '倒序', visible: true, disabled: false }
                ]
              },
              { code: 'print', name: '打印', disabled: true }
            ]
          ]
        },
        footer: {
          options: [
            [
              { code: 'clearAll', name: '清空数据', visible: true, disabled: false }
            ]
          ]
        },
        visibleMethod ({ options, column }) {
          // 示例：只有 name 列允许操作，清除按钮只能在 age 才显示
          // 显示之前处理按钮的操作权限
          const isDisabled = !column || column.property !== 'name'
          const isVisible = column && column.property === 'age'
          options.forEach(list => {
            list.forEach(item => {
              item.disabled = false
              if (column) {
                if (item.code === 'copy' || item.code === 'remove') {
                  item.disabled = isDisabled
                }
                if (item.code === 'details') {
                  item.visible = column.property === 'name'
                } else if (item.code === 'clear' || item.code === 'filter') {
                  item.visible = isVisible
                }
              } else {
                item.disabled = true
              }
              if (item.children) {
                item.children.forEach(childItem => {
                  childItem.disabled = item.disabled
                })
              }
            })
          })
          return true
        }
      } as VxeTablePropTypes.MenuConfig
    })

    const headerCellContextMenuEvent: VxeTableEvents.HeaderCellMenu = ({ column }) => {
      const $table = xTable.value
      $table.setCurrentColumn(column)
    }

    const cellContextMenuEvent: VxeTableEvents.CellMenu = ({ row }) => {
      const $table = xTable.value
      $table.setCurrentRow(row)
    }

    const contextMenuClickEvent: VxeTableEvents.MenuClick = ({ menu, row, column }) => {
      switch (menu.code) {
        case 'copy':
          if (row && column) {
            VXETable.modal.message({ content: '已复制到剪贴板！', status: 'success' })
          }
          break
        default:
          VXETable.modal.message({ content: `点击了 "${menu.name}"`, status: 'info' })
      }
    }

    const meanNum = (list: any[], field: string) => {
      let count = 0
      list.forEach(item => {
        count += Number(item[field])
      })
      return count / list.length
    }

    const footerMethod: VxeTablePropTypes.FooterMethod = ({ columns, data }) => {
      return [
        columns.map((column, columnIndex) => {
          if (columnIndex === 0) {
            return '平均'
          }
          if (['age', 'rate'].includes(column.property)) {
            return meanNum(data, column.property)
          }
          return '-'
        })
      ]
    }

    return {
      xTable,
      demo1,
      headerCellContextMenuEvent,
      cellContextMenuEvent,
      contextMenuClickEvent,
      footerMethod,
      demoCodes: [
        `
        <vxe-table
          border
          show-footer
          highlight-current-row
          highlight-current-column
          ref="xTable"
          height="400"
          :footer-method="footerMethod"
          :data="demo1.tableData"
          :menu-config="demo1.tableMenu"
          @header-cell-menu="headerCellContextMenuEvent"
          @cell-menu="cellContextMenuEvent"
          @menu-click="contextMenuClickEvent">
          <vxe-column type="seq" width="60"></vxe-column>
          <vxe-column field="name" title="Name" sortable></vxe-column>
          <vxe-column field="sex" title="Sex"></vxe-column>
          <vxe-column field="age" title="Age"></vxe-column>
          <vxe-column field="time" title="Time"></vxe-column>
        </vxe-table>
        `,
        `
        import { defineComponent, reactive, ref } from 'vue'
        import { VXETable, VxeTableInstance, VxeTableEvents, VxeTablePropTypes } from 'vxe-table'

        export default defineComponent({
          setup () {
            const xTable = ref({} as VxeTableInstance)

            const demo1 = reactive({
              tableData: [
                { id: 10001, name: 'Test1', role: 'Develop', sex: 'Man', age: 28, address: 'test abc' },
                { id: 10002, name: 'Test2', role: 'Test', sex: 'Women', age: 22, address: 'Guangzhou' },
                { id: 10003, name: 'Test3', role: 'PM', sex: 'Man', age: 32, address: 'Shanghai' },
                { id: 10004, name: 'Test4', role: 'Designer', sex: 'Women', age: 36, address: 'Guangzhou' }
              ],
              tableMenu: {
                header: {
                  options: [
                    [
                      { code: 'exportAll', name: '导出所有.csv', visible: true, disabled: false }
                    ]
                  ]
                },
                body: {
                  options: [
                    [
                      { code: 'details', name: '查看详情', prefixIcon: 'fa fa-link', visible: true, disabled: false }
                    ],
                    [
                      { code: 'copy', name: 'app.body.label.copy', prefixIcon: 'fa fa-copy', visible: true, disabled: false },
                      { code: 'clear', name: '清除内容', prefixIcon: 'fa fa-copy', visible: true, disabled: false }
                    ],
                    [
                      { code: 'remove', name: '删除', visible: true, disabled: false },
                      {
                        code: 'filter',
                        name: 'app.body.label.filter',
                        visible: true,
                        disabled: false,
                        children: [
                          { code: 'clearFilter', name: '清除筛选', visible: true, disabled: false },
                          { code: 'filterSelect', name: '按所选单元格的值筛选', visible: true, disabled: false }
                        ]
                      },
                      {
                        code: 'sort',
                        name: 'app.body.label.sort',
                        visible: true,
                        disabled: false,
                        children: [
                          { code: 'clearSort', name: '清除排序', visible: true, disabled: false },
                          { code: 'sortAsc', name: '升序', visible: true, disabled: false },
                          { code: 'sortDesc', name: '倒序', visible: true, disabled: false }
                        ]
                      },
                      { code: 'print', name: '打印', disabled: true }
                    ]
                  ]
                },
                footer: {
                  options: [
                    [
                      { code: 'clearAll', name: '清空数据', visible: true, disabled: false }
                    ]
                  ]
                },
                visibleMethod ({ options, column }) {
                  // 示例：只有 name 列允许操作，清除按钮只能在 age 才显示
                  // 显示之前处理按钮的操作权限
                  const isDisabled = !column || column.property !== 'name'
                  const isVisible = column && column.property === 'age'
                  options.forEach(list => {
                    list.forEach(item => {
                      item.disabled = false
                      if (column) {
                        if (item.code === 'copy' || item.code === 'remove') {
                          item.disabled = isDisabled
                        }
                        if (item.code === 'details') {
                          item.visible = column.property === 'name'
                        } else if (item.code === 'clear' || item.code === 'filter') {
                          item.visible = isVisible
                        }
                      } else {
                        item.disabled = true
                      }
                      if (item.children) {
                        item.children.forEach(childItem => {
                          childItem.disabled = item.disabled
                        })
                      }
                    })
                  })
                  return true
                }
              } as VxeTablePropTypes.MenuConfig
            })

            const headerCellContextMenuEvent: VxeTableEvents.HeaderCellMenu = ({ column }) => {
              const $table = xTable.value
              $table.setCurrentColumn(column)
            }

            const cellContextMenuEvent: VxeTableEvents.CellMenu = ({ row }) => {
              const $table = xTable.value
              $table.setCurrentRow(row)
            }

            const contextMenuClickEvent: VxeTableEvents.MenuClick = ({ menu, row, column }) => {
              switch (menu.code) {
                case 'copy':
                  if (row && column) {
                    VXETable.modal.message({ content: '已复制到剪贴板！', status: 'success' })
                  }
                  break
                default:
                  VXETable.modal.message({ content: \`点击了 "\${menu.name}"\`, status: 'info' })
              }
            }

            const meanNum = (list: any[], field: string) => {
              let count = 0
              list.forEach(item => {
                count += Number(item[field])
              })
              return count / list.length
            }

            const footerMethod: VxeTablePropTypes.FooterMethod = ({ columns, data }) => {
              return [
                columns.map((column, columnIndex) => {
                  if (columnIndex === 0) {
                    return '平均'
                  }
                  if (['age', 'rate'].includes(column.property)) {
                    return meanNum(data, column.property)
                  }
                  return '-'
                })
              ]
            }

            return {
              xTable,
              demo1,
              headerCellContextMenuEvent,
              cellContextMenuEvent,
              contextMenuClickEvent,
              footerMethod
            }
          }
        })
        `
      ]
    }
  }
})
</script>
