<script setup lang="ts">
import { computed } from 'vue';
import DataTableActions from './data-table-actions.vue';
import { DataTableEmpty } from '@/components/data-table';
import DataTableToolbar from '@/components/data-table/DataTableToolbar.vue';
import GroupedTableFooter from '@/components/data-table/GroupedTableFooter.vue';
import { Badge } from '@/components/ui/badge';
import {
    Table,
    TableBody,
    TableCell,
    TableHead,
    TableHeader,
    TableRow,
} from '@/components/ui/table';
import { usePaginationSummary } from '@/composables/usePaginationSummary';
import { cuttingStatusBadgeVariant } from '@/constants/cutting-status';
import { groupedTableRowNumber } from '@/lib/grouped-table';
import type { CuttingListItem } from '@/types/cutting';
import type {
    DataTablePagination,
    DataTablePaginationLink,
} from '@/types/data-table';

const props = defineProps<{
    cuttings: CuttingListItem[];
    firstItem?: number;
    pagination?: DataTablePagination;
    paginationLinks?: DataTablePaginationLink[];
}>();

const search = defineModel<string>('search', { default: '' });

const emit = defineEmits<{
    'filters-reset': [];
}>();

const showingCount = computed(() => props.cuttings.length);
const paginationSummary = usePaginationSummary(() => props.pagination, showingCount, 'cutting');

function rowNumber(index: number): number {
    return groupedTableRowNumber(props.firstItem, index);
}

interface GroupedCuttingMaterials {
    rawMaterialId: number;
    rawMaterialName: string;
    unitLabel?: string;
    items: any[];
}

interface GroupedCuttingResults {
    productId: number;
    productName: string;
    items: any[];
}

function getGroupedMaterials(materials: any[]): GroupedCuttingMaterials[] {
    const groups: Record<number, GroupedCuttingMaterials> = {};

    materials.forEach((item) => {
        const rawMaterialId = item.raw_material_id ?? 0;
        const rawMaterialName = item.raw_material_name || 'Bahan Baku Tidak Diketahui';
        const unitLabel = item.raw_material_unit_label;

        if (!groups[rawMaterialId]) {
            groups[rawMaterialId] = {
                rawMaterialId,
                rawMaterialName,
                unitLabel,
                items: [],
            };
        }

        groups[rawMaterialId].items.push(item);
    });

    return Object.values(groups);
}

function getGroupedResults(results: any[]): GroupedCuttingResults[] {
    const groups: Record<number, GroupedCuttingResults> = {};

    results.forEach((item) => {
        const product = item.product_variant?.product;
        const productId = product?.id ?? 0;
        const productName = product?.name ?? 'Produk Tidak Diketahui';

        if (!groups[productId]) {
            groups[productId] = {
                productId,
                productName,
                items: [],
            };
        }

        groups[productId].items.push(item);
    });

    return Object.values(groups);
}

</script>

<template>
    <div class="space-y-4">
        <DataTableToolbar v-model:search="search" @filters-reset="emit('filters-reset')" />

        <div v-if="cuttings.length" class="space-y-4">
            <div v-for="(cutting, index) in cuttings" :key="cutting.id" class="overflow-hidden rounded-md border">
                <div
                    class="flex flex-col gap-3 border-b bg-muted/30 px-4 py-3 sm:flex-row sm:items-start sm:justify-between">
                    <div class="flex min-w-0 items-start gap-3">
                        <span class="text-muted-foreground w-8 shrink-0 pt-0.5 text-center text-sm tabular-nums">
                            {{ rowNumber(index) }}
                        </span>
                        <div class="min-w-0 space-y-2">
                            <div class="flex flex-wrap items-center gap-2">
                                <h3 class="font-medium leading-tight">
                                    Cutting #{{ cutting.id }}
                                </h3>
                                <Badge :variant="cuttingStatusBadgeVariant(cutting.status)">
                                    {{ cutting.status_label }}
                                </Badge>
                            </div>
                            <div class="text-muted-foreground space-y-1 text-sm">
                                <p>{{ cutting.created_at_formatted }}</p>
                                <p>Oleh {{ cutting.created_by?.profile?.full_name ?? cutting.created_by?.username }}</p>
                            </div>
                            <p v-if="cutting.description" class="text-muted-foreground text-sm">
                                {{ cutting.description }}
                            </p>
                            <div class="flex flex-wrap gap-x-4 gap-y-1 text-sm">
                                <span>Total Hasil Cutting <strong class="text-primary">{{ cutting.total_result_pieces ??
                                    0 }} pcs</strong></span>
                                <span v-if="cutting.total_material_usage_summary_formatted">Total Pemakaian Bahan
                                    <strong class="text-primary">{{ cutting.total_material_usage_summary_formatted
                                    }}</strong></span>
                                <span>Biaya Bahan <strong class="text-primary">{{
                                    cutting.total_material_cost_formatted ?? 'Rp 0' }}</strong></span>
                            </div>
                        </div>
                    </div>

                    <div class="flex shrink-0 items-center justify-end gap-2 sm:pt-0.5">
                        <DataTableActions :cutting="cutting" />
                    </div>
                </div>

                <div class="space-y-6 p-4">
                    <div class="space-y-2">
                        <h4 class="text-sm font-semibold tracking-tight text-foreground">Bahan Baku</h4>
                        <div class="rounded-md border">
                            <Table>
                                <TableHeader>
                                    <TableRow>
                                        <TableHead>Varian</TableHead>
                                        <TableHead>Pemakaian</TableHead>
                                    </TableRow>
                                </TableHeader>
                                <TableBody>
                                    <TableRow v-if="!cutting.materials.length" :key="`${cutting.id}-material-empty`">
                                        <TableCell colspan="2" class="text-muted-foreground">
                                            Belum ada bahan baku
                                        </TableCell>
                                    </TableRow>
                                    <template v-else v-for="group in getGroupedMaterials(cutting.materials)"
                                        :key="group.rawMaterialId">
                                        <TableRow class="bg-muted/20 hover:bg-muted/20">
                                            <TableCell colspan="2" class="font-semibold text-foreground">
                                                {{ group.rawMaterialName }}
                                                <Badge v-if="group.unitLabel" variant="secondary"
                                                    class="ml-2 font-normal">
                                                    {{ group.unitLabel }}
                                                </Badge>
                                            </TableCell>
                                        </TableRow>
                                        <TableRow v-for="material in group.items" :key="material.id">
                                            <TableCell class="pl-6 font-medium">
                                                {{ material.variant }}
                                            </TableCell>
                                            <TableCell class="tabular-nums">
                                                {{ material.material_usage_formatted }}
                                            </TableCell>
                                        </TableRow>
                                    </template>
                                </TableBody>
                            </Table>
                        </div>
                    </div>

                    <div class="space-y-2">
                        <h4 class="text-sm font-semibold tracking-tight text-foreground">Hasil Produk</h4>
                        <div class="rounded-md border">
                            <Table>
                                <TableHeader>
                                    <TableRow>
                                        <TableHead>Varian</TableHead>
                                        <TableHead>Hasil</TableHead>
                                        <TableHead>Sample</TableHead>
                                        <TableHead>Diluar Sample</TableHead>
                                    </TableRow>
                                </TableHeader>
                                <TableBody>
                                    <TableRow v-if="!cutting.results.length" :key="`${cutting.id}-result-empty`">
                                        <TableCell colspan="4" class="text-muted-foreground">
                                            Belum ada hasil produk
                                        </TableCell>
                                    </TableRow>
                                    <template v-else v-for="group in getGroupedResults(cutting.results)"
                                        :key="group.productId">
                                        <TableRow class="bg-muted/20 hover:bg-muted/20">
                                            <TableCell colspan="4" class="font-semibold text-foreground">
                                                {{ group.productName }}
                                            </TableCell>
                                        </TableRow>
                                        <TableRow v-for="result in group.items" :key="result.id">
                                            <TableCell class="pl-6 font-medium">
                                                {{ result.product_variant?.name }}
                                            </TableCell>
                                            <TableCell class="tabular-nums">
                                                {{ result.cutting_result }} pcs
                                            </TableCell>
                                            <TableCell class="tabular-nums">
                                                {{ result.sample }} pcs
                                            </TableCell>
                                            <TableCell class="tabular-nums">
                                                {{ result.original_outside_sample }} pcs
                                            </TableCell>
                                        </TableRow>
                                    </template>
                                </TableBody>
                            </Table>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <DataTableEmpty v-else description="Silakan lakukan pencarian untuk menemukan data yang Anda cari." />

        <GroupedTableFooter :summary="paginationSummary" :pagination="pagination" :pagination-links="paginationLinks" />
    </div>
</template>
