<?php

namespace App\Http\Controllers\Business;

use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Modules\EcommerceFinance\Services\SupplierNegativeAlertDingTalkWorkflow;
use Modules\EcommerceFinance\View\SupplierNegativeAlertPageData;
use Throwable;

class SupplierNegativeAlertDingTalkActions extends Controller
{
    public function __construct(
        private readonly SupplierNegativeAlertPageData $pageData,
        private readonly SupplierNegativeAlertDingTalkWorkflow $workflow,
    ) {
        $this->middleware('auth');
        $this->middleware('company.identify');
    }

    public function saveRobot(Request $request): RedirectResponse
    {
        $data = $request->validate([
            'dingtalk_webhook' => ['nullable', 'string', 'max:2048'],
            'dingtalk_secret' => ['nullable', 'string', 'max:256'],
            'dingtalk_group_name' => ['required', 'string', 'max:191'],
        ]);

        $this->workflow->saveConfiguration(
            (string) ($data['dingtalk_webhook'] ?? ''),
            (string) ($data['dingtalk_secret'] ?? ''),
            (string) $data['dingtalk_group_name'],
        );

        return back()->with('success', '供应商负数预警群机器人已保存。');
    }

    public function send(Request $request): RedirectResponse
    {
        $data = $request->validate([
            'purchaser' => ['nullable', 'string', 'max:191'],
            'month' => ['nullable', 'string', 'regex:/^\d{4}-\d{2}$/'],
            'supplier' => ['nullable', 'string', 'max:191'],
            'checker' => ['nullable', 'string', 'max:191'],
            'settlement_method' => ['nullable', 'string', 'max:191'],
        ]);
        $purchaser = trim((string) ($data['purchaser'] ?? ''));
        $filters = [
            'month' => (string) ($data['month'] ?? ''),
            'supplier' => (string) ($data['supplier'] ?? ''),
            'checker' => (string) ($data['checker'] ?? ''),
            'settlement_method' => (string) ($data['settlement_method'] ?? ''),
            'purchaser' => $purchaser,
        ];
        $filteredRows = $this->pageData->rowsForFilters([
            ...$filters,
            'purchaser' => '',
        ]);
        $rows = $purchaser === ''
            ? $filteredRows
            : array_values(array_filter(
                $filteredRows,
                static fn (array $row): bool => trim((string) ($row['purchaser'] ?? '')) === $purchaser,
            ));
        if ($rows === []) {
            return back()->withErrors([
                'dingtalk_send' => '当前筛选没有可发送给该采购的供应商。',
            ]);
        }

        try {
            if ($purchaser === '') {
                $result = $this->workflow->sendGrouped(
                    $rows,
                    $filters,
                    (int) (company_id() ?: 1),
                    user_id() ? (int) user_id() : null,
                );
            } else {
                $result = $this->workflow->send(
                    $rows,
                    $purchaser,
                    $filters,
                    (int) (company_id() ?: 1),
                    user_id() ? (int) user_id() : null,
                );
            }
        } catch (Throwable $exception) {
            report($exception);

            return back()->withErrors(['dingtalk_send' => '发送失败：' . $exception->getMessage()]);
        }

        if ($purchaser === '') {
            $message = "已一键发送至{$result['group_name']}：{$result['purchaser_count']} 位采购，"
                . "{$result['supplier_count']} 家供应商、{$result['row_count']} 条预警。";
            if ($result['unassigned_supplier_count'] > 0) {
                $message .= " 另有 {$result['unassigned_supplier_count']} 家供应商未分配采购，未发送。";
            }

            return back()->with('success', $message);
        }

        return back()->with('success', "已发送至{$result['group_name']}：采购 {$purchaser}，"
            . "{$result['supplier_count']} 家供应商、{$result['row_count']} 条预警。");
    }
}