<?php

namespace App\Services\Public;

use App\Models\Application;
use App\Models\Position;
use App\Models\PusatMengundi;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Str;
use RuntimeException;

class PublicApplicationSubmissionService
{
    /**
     * @param  array<string, mixed>  $data
     */
    public function submit(PusatMengundi $pusatMengundi, array $data): Application
    {
        return DB::transaction(function () use ($pusatMengundi, $data): Application {
            $position = Position::query()
                ->where('code', $data['requested_position_code'])
                ->where('is_public_applyable', true)
                ->firstOrFail();

            $application = Application::query()->create([
                'election_id' => $pusatMengundi->election_id,
                'pusat_mengundi_id' => $pusatMengundi->id,
                'selected_ktm_assignment_id' => in_array($position->code, ['KP', 'KPDP'], true)
                    ? $data['selected_ktm_assignment_id']
                    : null,
                'public_uuid' => (string) Str::uuid(),
                'source' => 'public',
                'status' => 'submitted',
                'name' => $data['name'],
                'ic_number' => $data['ic_number'],
                'phone_number' => $data['phone_number'],
                'email' => $data['email'] ?? null,
                'address' => $data['address'],
                'requested_position_id' => $position->id,
                'bank_name' => $data['bank_name'],
                'bank_account_number' => $data['bank_account_number'],
            ]);

            $this->storeDocument($application, 'ic_document', $data['ic_document']);
            $this->storeDocument($application, 'bank_statement', $data['bank_statement']);

            $application->statusHistories()->create([
                'to_status' => 'submitted',
                'note' => 'Public QR application submitted.',
                'metadata' => [
                    'source' => 'public',
                    'requested_position_code' => $position->code,
                ],
            ]);

            $application->bankVerification()->create([
                'status' => 'pending',
            ]);

            activity('public_application')
                ->performedOn($application)
                ->withProperties([
                    'pusat_mengundi_id' => $pusatMengundi->id,
                    'requested_position_code' => $position->code,
                    'document_types' => ['ic_document', 'bank_statement'],
                ])
                ->log('application_submitted');

            return $application;
        });
    }

    private function storeDocument(Application $application, string $documentType, mixed $file): void
    {
        if (! $file instanceof UploadedFile) {
            throw new RuntimeException('Invalid uploaded file.');
        }

        $path = $file->storeAs(
            'applications/'.$application->public_uuid,
            $documentType.'-'.$file->hashName(),
            'local',
        );

        if (! is_string($path)) {
            throw new RuntimeException('Document upload failed.');
        }

        $application->documents()->create([
            'document_type' => $documentType,
            'disk' => 'local',
            'path' => $path,
            'original_name' => $file->getClientOriginalName(),
            'mime_type' => $file->getClientMimeType() ?: $file->getMimeType(),
            'size' => $file->getSize(),
        ]);

        activity('public_application')
            ->performedOn($application)
            ->withProperties([
                'document_type' => $documentType,
            ])
            ->log('application_document_uploaded');
    }
}