<?php

namespace Modules\Tms\Http\Controllers;

use App\Business;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Modules\Tms\Http\Controllers\Concerns\AuthorizesTms;
use Modules\Tms\Utils\TmsUtil;

class SettingsController extends Controller
{
    use AuthorizesTms;

    public function __construct(protected TmsUtil $tmsUtil) {}

    public function index()
    {
        $this->authorizeTmsAccess('tms.access');
        $business_id = $this->tmsUtil->getBusinessId();

        return view('tms::settings.index', [
            'settings' => $this->tmsUtil->getTmsSettings($business_id),
            'carriers' => $this->tmsUtil->getCarriersDropdown($business_id),
            'accounting_enabled' => $this->tmsUtil->isAccountingEnabled($business_id),
            'accounts' => $this->tmsUtil->getAccountingAccountsDropdown($business_id),
        ]);
    }

    public function update(Request $request)
    {
        $this->authorizeTmsAccess('tms.access');
        $business_id = $this->tmsUtil->getBusinessId();
        $existing = $this->tmsUtil->getTmsSettings($business_id);

        $data = $request->validate([
            'ref_prefix' => 'required|string|max:20',
            'customs_ref_prefix' => 'nullable|string|max:20',
            'default_carrier_id' => 'nullable|exists:tms_carriers,id',
            'freight_expense_account_id' => 'nullable|integer',
            'freight_payment_account_id' => 'nullable|integer',
            'customs_duty_expense_account_id' => 'nullable|integer',
            'customs_payment_account_id' => 'nullable|integer',
        ]);

        $settings = array_merge($existing, [
            'ref_prefix' => $data['ref_prefix'],
            'customs_ref_prefix' => $data['customs_ref_prefix'] ?? ($existing['customs_ref_prefix'] ?? 'CUS'),
            'default_carrier_id' => $data['default_carrier_id'] ?? null,
            'auto_create_on_sale' => $request->boolean('auto_create_on_sale'),
            'sync_transaction_shipping' => $request->boolean('sync_transaction_shipping'),
            'auto_post_freight_journal' => $request->boolean('auto_post_freight_journal'),
            'auto_post_customs_journal' => $request->boolean('auto_post_customs_journal'),
            'freight_expense_account_id' => $data['freight_expense_account_id'] ?? null,
            'freight_payment_account_id' => $data['freight_payment_account_id'] ?? null,
            'customs_duty_expense_account_id' => $data['customs_duty_expense_account_id'] ?? null,
            'customs_payment_account_id' => $data['customs_payment_account_id'] ?? null,
            'sync_customs_shipment_status' => $request->boolean('sync_customs_shipment_status'),
            'auto_link_customs_shipment' => $request->boolean('auto_link_customs_shipment'),
            'auto_create_shipment_on_customs_import' => $request->boolean('auto_create_shipment_on_customs_import'),
            'require_customs_cleared_before_transit' => $request->boolean('require_customs_cleared_before_transit'),
            'exclude_uncleared_from_routes' => $request->boolean('exclude_uncleared_from_routes'),
            'sync_mission_status' => $request->boolean('sync_mission_status'),
        ]);

        Business::where('id', $business_id)->update([
            'tms_settings' => json_encode($settings),
        ]);

        return redirect()
            ->action([self::class, 'index'])
            ->with('status', __('tms::lang.settings_saved'));
    }
}