<template>
    <div :style="{ height: tableStore.table.height }">
        <vxe-table
            ref="tableRef"
            height="auto"
            :data="tableStore.table.data"
            v-loading="tableStore.table.loading"
            v-bind="Object.assign({}, defaultAttribute, $attrs)"
            @checkbox-all="selectChangeEvent"
            @checkbox-change="selectChangeEvent"
        >
            <!-- Column 组件内部是 el-table-column -->
            <template v-if="isGroup">
                <GroupColumn :column="tableStore.table.column" />
            </template>
            <template v-else>
                <Column
                    :attr="item"
                    :key="key + '-column'"
                    v-for="(item, key) in tableStore.table.column"
                    :tree-node="item.treeNode"
                >
                    <!-- tableStore 预设的列 render 方案 -->
                    <template v-if="item.render" #default="scope">
                        <FieldRender
                            :field="item"
                            :row="scope.row"
                            :column="scope.column"
                            :index="scope.rowIndex"
                            :key="
                                key +
                                '-' +
                                item.render +
                                '-' +
                                (item.field ? '-' + item.field + '-' + scope.row[item.field] : '')
                            "
                        />
                    </template>
                </Column>
            </template>
            <slot name="columns"></slot>
        </vxe-table>
    </div>

    <div v-if="tableStore.showPage" class="table-pagination">
        <el-pagination
            :currentPage="tableStore.table.params!.pageNum"
            :page-size="tableStore.table.params!.pageSize"
            :page-sizes="pageSizes"
            background
            :layout="config.layout.shrink ? 'prev, next, jumper' : 'sizes,total, ->, prev, pager, next, jumper'"
            :total="tableStore.table.total"
            @size-change="onTableSizeChange"
            @current-change="onTableCurrentChange"
        ></el-pagination>
    </div>
    <slot name="footer"></slot>
</template>

<script setup lang="ts">
import { ref, nextTick, inject, computed, onMounted } from 'vue'
import type { ElTable } from 'element-plus'
import { VxeTableEvents, VxeTableInstance } from 'vxe-table'
import FieldRender from '@/components/table/fieldRender/index.vue'
import Column from '@/components/table/column/index.vue'
import GroupColumn from '@/components/table/column/groupColumn.vue'
import { useConfig } from '@/stores/config'
import type TableStoreClass from '@/utils/tableStore'

import { defaultAttribute } from '@/components/table/defaultAttribute'

const config = useConfig()
const tableRef = ref<VxeTableInstance>()
const tableStore = inject('tableStore') as TableStoreClass

interface Props extends /* @vue-ignore */ Partial<InstanceType<typeof ElTable>> {
    isGroup?: boolean
}

const props = withDefaults(defineProps<Props>(), {
    isGroup: false
})
onMounted(() => {
    tableStore.table.ref = tableRef.value as VxeTableInstance
})
// console.log(props)
const onTableSizeChange = (val: number) => {
    tableStore.onTableAction('page-size-change', { size: val })
}

const onTableCurrentChange = (val: number) => {
    tableStore.onTableAction('current-page-change', { page: val })
}

const pageSizes = computed(() => {
    let defaultSizes = [10, 20, 50, 100]
    if (tableStore.table.params!.pageSize) {
        if (!defaultSizes.includes(tableStore.table.params!.pageSize)) {
            defaultSizes.push(tableStore.table.params!.pageSize)
        }
    }
    return defaultSizes
})

/*
 * 记录选择的项
 */
const selectChangeEvent: VxeTableEvents.CheckboxChange<any> = ({ checked }) => {
    const records = (tableRef.value as VxeTableInstance).getCheckboxRecords()
    tableStore.onTableAction('selection-change', records)
}

const getRef = () => {
    return tableRef.value
}

defineExpose({
    getRef
})
</script>

<style scoped lang="scss">
.ba-data-table :deep(.el-button + .el-button) {
    margin-left: 6px;
}

.ba-data-table :deep(.table-header-cell) .cell {
    color: var(--el-text-color-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.table-pagination {
    height: 58px;
    box-sizing: border-box;
    width: 100%;
    max-width: 100%;
    background-color: var(--ba-bg-color-overlay);
    padding: 13px 15px;
    border-left: 1px solid #e4e7e9;
    border-right: 1px solid #e4e7e9;
    border-bottom: 1px solid #e4e7e9;
}

:deep(.el-pagination__sizes) {
    .el-select {
        min-width: 128px;
    }
}
</style>
<!-- @/components/table/column/GroupColumn.vue@/components/table/column/GroupColumn.vue -->
