<?php

namespace Modules\EcommerceFinance\Repositories;

use Illuminate\Database\Query\Builder;
use Modules\EcommerceFinance\Services\BusinessMirrorDatasetRegistry;
use RuntimeException;

/** 店铺收款账单·淘系支付宝账户只读共享业务镜像。 */
class StoreReceivingAlipayBillMirrorRepository
{
    public const DATASET = 'jiansun.dbo.alipay_Bill_Detail';

    public function __construct(
        private readonly BusinessMirrorDatasetRegistry $datasets,
        private readonly GenericBusinessMirrorRepository $mirror,
    ) {}

    /** @return array{data:array<int,array<string,mixed>>,total:int,current_page:int,last_page:int,per_page:int,summary:array{income:float,expense:float,balance:float,count:int},sync:array<string,mixed>} */
    public function paginate(array $filters, string $sort, string $direction, int $page, int $perPage): array
    {
        $dataset = $this->datasets->get(self::DATASET);
        if (! $this->mirror->ready($dataset)) {
            throw new RuntimeException('store_receiving_alipay_bill_mirror_not_ready');
        }

        $page = max($page, 1);
        $perPage = min(max($perPage, 1), 100);
        $direction = $direction === 'asc' ? 'asc' : 'desc';
        $sortColumn = [
            'record_code' => 'Id',
            'occurred_at' => 'happenTime',
            'income' => 'inAmount',
            'expense' => 'outAmount',
            'balance' => 'accountAmount',
        ][$sort] ?? 'happenTime';

        $query = $this->mirror->connection()->table($dataset->targetTable());
        $this->applyFilters($query, $filters);
        $total = (clone $query)->count();
        $summaryRow = (clone $query)->selectRaw(
            'COALESCE(SUM(CASE WHEN inAmount > 0 THEN inAmount ELSE 0 END), 0) AS income, '
            . 'COALESCE(SUM(ABS(COALESCE(outAmount, 0))), 0) AS expense, COUNT(*) AS aggregate_count'
        )->first();
        $latestBalance = (clone $query)
            ->orderByDesc('happenTime')
            ->orderByDesc('Id')
            ->value('accountAmount');

        $rows = $query
            ->orderBy($sortColumn, $direction)
            ->orderBy('Id', $direction)
            ->forPage($page, $perPage)
            ->get()
            ->map(fn (object $row): array => $this->mapRow($row))
            ->all();
        $state = $this->mirror->state($dataset) ?? [];

        return [
            'data' => $rows,
            'total' => $total,
            'current_page' => $page,
            'last_page' => max((int) ceil($total / $perPage), 1),
            'per_page' => $perPage,
            'summary' => [
                'income' => (float) ($summaryRow->income ?? 0),
                'expense' => (float) ($summaryRow->expense ?? 0),
                'balance' => (float) ($latestBalance ?? 0),
                'count' => (int) ($summaryRow->aggregate_count ?? 0),
            ],
            'sync' => [
                'status' => $state['status'] ?? 'unknown',
                'last_succeeded_at' => $state['last_succeeded_at'] ?? null,
            ],
        ];
    }

    private function applyFilters(Builder $query, array $filters): void
    {
        if (($filters['store_name'] ?? '') !== '') {
            $query->where('shopName', $filters['store_name']);
        }
        if (($filters['alipay_account'] ?? '') !== '') {
            $value = '%' . $this->escapeLike((string) $filters['alipay_account']) . '%';
            $query->where(function (Builder $query) use ($value): void {
                $query->where('appId', 'like', $value)
                    ->orWhere('account', 'like', $value);
            });
        }
        if (($filters['bill_item'] ?? '') !== '') {
            $query->where('tradeChannel', $filters['bill_item']);
        }
        if (($filters['business_type'] ?? '') !== '') {
            $query->where('businessType', $filters['business_type']);
        }
        if (($filters['start'] ?? '') !== '') {
            $query->where('happenTime', '>=', $filters['start'] . ' 00:00:00');
        }
        if (($filters['end'] ?? '') !== '') {
            $query->where('happenTime', '<', date('Y-m-d', strtotime($filters['end'] . ' +1 day')) . ' 00:00:00');
        }
        if (($filters['keyword'] ?? '') !== '') {
            $value = '%' . $this->escapeLike((string) $filters['keyword']) . '%';
            $query->where(function (Builder $query) use ($value): void {
                $query->where('commodityName', 'like', $value)
                    ->orWhere('accountNum', 'like', $value)
                    ->orWhere('businessNum', 'like', $value)
                    ->orWhere('merchantOrder', 'like', $value)
                    ->orWhere('storeNum', 'like', $value)
                    ->orWhere('remark', 'like', $value);
            });
        }
    }

    private function mapRow(object $row): array
    {
        return [
            'id' => (string) $row->Id,
            'record_code' => (string) $row->Id,
            'store_name' => $row->shopName,
            'custom_remark' => $row->buyerRemark,
            'bill_item' => $row->tradeChannel,
            'alipay_account' => $row->appId ?: $row->account,
            'account_order_no' => $row->accountNum,
            'business_serial_no' => $row->businessNum,
            'merchant_order_no' => $row->merchantOrder,
            'business_base_order_no' => $row->busiBasicNum,
            'goods_name' => $row->commodityName,
            'counterparty_account' => $row->oppAccount,
            'occurred_at' => $this->dateTime($row->happenTime),
            'income' => max((float) ($row->inAmount ?? 0), 0),
            'expense' => abs((float) ($row->outAmount ?? 0)),
            'balance' => (float) ($row->accountAmount ?? 0),
            'business_type' => $row->businessType,
            'remark' => $row->remark,
            'online_order_no' => $row->storeNum,
            'online_real_store' => $row->shopName,
            'business_description' => $row->busiDescription,
            'business_bill_source' => $row->busiBillSource,
            'business_order_no' => $row->busiNum,
            'created_at' => '',
            'updated_at' => '',
            'modifier' => '',
        ];
    }

    private function dateTime(mixed $value): string
    {
        return $value === null || $value === '' ? '' : date('Y-m-d H:i:s', strtotime((string) $value));
    }

    private function escapeLike(string $value): string
    {
        return str_replace(['\\', '%', '_'], ['\\\\', '\\%', '\\_'], $value);
    }
}