<?php

declare(strict_types=1);

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Http\Requests\Admin\UpdateWeeztixConfigRequest;
use App\Models\PreregistrationPage;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;
use Illuminate\View\View;

class WeeztixController extends Controller
{
    public function edit(Request $request, PreregistrationPage $page): View
    {
        $this->authorize('update', $page);

        $page->load('weeztixConfig');

        $showWizard = $page->weeztixConfig === null || $request->boolean('wizard');
        $wizardStep = $showWizard ? min(3, max(1, (int) $request->query('step', 1))) : 1;
        if ($showWizard && $page->weeztixConfig === null && $wizardStep !== 1) {
            return redirect()
                ->route('admin.pages.weeztix.edit', ['page' => $page, 'wizard' => 1, 'step' => 1]);
        }
        $hasStoredCredentials = $page->weeztixConfig !== null
            && is_string($page->weeztixConfig->client_id)
            && $page->weeztixConfig->client_id !== '';

        return view('admin.weeztix.edit', compact(
            'page',
            'showWizard',
            'wizardStep',
            'hasStoredCredentials'
        ));
    }

    public function update(UpdateWeeztixConfigRequest $request, PreregistrationPage $page): RedirectResponse
    {
        $validated = $request->validated();

        foreach (['client_id', 'client_secret'] as $key) {
            if (array_key_exists($key, $validated) && $validated[$key] === '' && $page->weeztixConfig !== null) {
                unset($validated[$key]);
            }
        }

        $validated['redirect_uri'] = route('admin.weeztix.callback', absolute: true);

        DB::transaction(function () use ($page, $validated): void {
            $page->weeztixConfig()->updateOrCreate(
                ['preregistration_page_id' => $page->id],
                array_merge($validated, ['preregistration_page_id' => $page->id])
            );
        });

        $page->load('weeztixConfig');

        if ($request->boolean('wizard')) {
            if ($request->boolean('wizard_coupon_save')) {
                return redirect()
                    ->route('admin.pages.weeztix.edit', ['page' => $page])
                    ->with('status', __('Weeztix-configuratie opgeslagen.'));
            }

            return redirect()
                ->route('admin.pages.weeztix.edit', [
                    'page' => $page,
                    'wizard' => 1,
                    'step' => 2,
                ])
                ->with('status', __('Weeztix-configuratie opgeslagen.'));
        }

        return redirect()
            ->route('admin.pages.weeztix.edit', ['page' => $page])
            ->with('status', __('Weeztix-configuratie opgeslagen.'));
    }

    public function destroy(PreregistrationPage $page): RedirectResponse
    {
        $this->authorize('update', $page);

        $page->weeztixConfig()?->delete();

        return redirect()
            ->route('admin.pages.weeztix.edit', $page)
            ->with('status', __('Weeztix-integratie verwijderd.'));
    }
}