<template>
    <div>
        <DxDataGrid class="max-h-[calc(100vh-140px)]" :show-column-lines="true" :show-row-lines="false" :show-borders="true"
            :row-alternation-enabled="true" :hover-state-enabled="true" @selection-changed="onSelectionChanged"
            :column-width="100" @exporting="onExporting" :allow-column-resizing="true" column-resizing-mode="widget"
            :word-wrap-enabled="true">
            <DxSelection mode="single" />
            <DxPaging :enabled="false" />
            <DxScrolling column-rendering-mode="virtual" mode="virtual" />
            <DxLoadPanel :enabled="true" />
            <DxSearchPanel :visible="true" :highlight-case-sensitive="true" />
            <DxExport :enabled="true" :formats="['pdf', 'xlsx', 'document']" :allow-export-selected-data="false" />
            <DxColumnFixing :enabled="true" />

            <DxColumn :width="200" alignment="center" data-field="" caption="Nama Unit" css-class="custom-table-column" />
            <DxColumn alignment="center" caption="Jumlah dan Durasi RPT & RCT Keluhan" css-class="custom-table-column">
                <DxColumn alignment="center" caption="Januari 2021" css-class="custom-table-column">
                    <DxColumn alignment="center" caption="Total RPT" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="a" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="Jumlah Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="b" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="RPT Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="c=a/b" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="Total RCT" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="d" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="Jumlah Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="e" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="RCT Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="f=d/e" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                </DxColumn>
                <DxColumn alignment="center" caption="s.d Januari 2021" css-class="custom-table-column">
                    <DxColumn alignment="center" caption="Total RPT" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="a" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="Jumlah Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="b" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="RPT Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="c=a/b" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="Total RCT" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="d" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="Jumlah Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="e" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                    <DxColumn alignment="center" caption="RCT Gangguan" css-class="custom-table-column">
                        <DxColumn :width="150" alignment="center" caption="f=d/e" data-type="number" data-field=""
                            css-class="custom-table-column" />
                    </DxColumn>
                </DxColumn>
            </DxColumn>
        </DxDataGrid>
    </div>
</template>

<script setup lang="ts">
import { DxDataGrid } from 'devextreme-vue'
import { DxColumn, DxColumnFixing, DxExport, DxLoadPanel, DxPaging, DxScrolling, DxSearchPanel, DxSelection } from 'devextreme-vue/data-grid'
import { jsPDF } from 'jspdf'
import { exportDataGrid as exportToPdf } from 'devextreme/pdf_exporter'
import { exportDataGrid as exportToExcel } from 'devextreme/excel_exporter'
import { saveAs } from 'file-saver'
import { Workbook } from 'exceljs'

const onExporting = (e: any) => {
    if (e.format === 'pdf') {
        const doc = new jsPDF()

        exportToPdf({
            jsPDFDocument: doc,
            component: e.component,
            indent: 5,
        }).then(() => {
            doc.save(`.pdf`)
        })
    } else {
        const workbook = new Workbook()
        const worksheet = workbook.addWorksheet('Employees')

        exportToExcel({
            component: e.component,
            worksheet,
            autoFilterEnabled: true,
        }).then(() => {
            workbook.xlsx.writeBuffer().then((buffer: any) => {
                saveAs(new Blob([buffer], { type: 'application/octet-stream' }), 'DataGrid.xlsx')
            })
        })

        e.cancel = true
    }
}

const onSelectionChanged = ({ selectedRowsData }: any) => {
    const data = selectedRowsData[0]
    console.log(data)
}

</script>