<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\JobPosition;
use App\Models\Candidate;
use App\Models\User;
use App\Models\Document;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Str;
use Inertia\Inertia;
use Illuminate\Support\Facades\Auth;

class PublicJobApplicationController extends Controller
{
    public function index()
    {
        $jobs = JobPosition::with('tenant')
            ->where(function($q) {
                $q->whereNull('expires_at')
                  ->orWhere('expires_at', '>=', now());
            })
            ->orderBy('created_at', 'desc')
            ->get()
            ->map(function($job) {
                $job->description = strip_tags(\Illuminate\Support\Str::markdown($job->description));
                return $job;
            });
        
        return Inertia::render('Public/Jobs/Index', [
            'jobs' => $jobs
        ]);
    }

    public function show(JobPosition $jobPosition)
    {
        if ($jobPosition->expires_at && $jobPosition->expires_at->isPast()) {
            abort(404);
        }

        $data = $jobPosition->toArray();
        $data['description_html'] = \Illuminate\Support\Str::markdown($jobPosition->description);
        
        return Inertia::render('Public/Jobs/Show', [
            'jobPosition' => $data
        ]);
    }

    public function store(Request $request, JobPosition $jobPosition)
    {
        if ($jobPosition->expires_at && $jobPosition->expires_at->isPast()) {
            return back()->withErrors(['error' => 'Cette offre a expiré.']);
        }

        $request->validate([
            'birth_name' => 'required|string|max:255',
            'usage_name' => 'required|string|max:255',
            'first_name' => 'required|string|max:255',
            'address' => 'required|string|max:255',
            'zip_code' => 'required|string|max:10',
            'city' => 'required|string|max:255',
            'phone' => 'required|string|max:20',
            'email' => 'required|string|email|max:255|unique:users|confirmed',
            'birth_date' => 'required|date',
            'birth_place' => 'required|string|max:255',
            'nationality' => 'required|string|max:255',
            'current_situation' => 'required|string|max:255',
            'education_level' => 'required|string|max:255',
            'has_driving_license' => 'required|boolean',
            'privacy_policy' => 'accepted',
            'cv' => 'nullable|mimes:pdf|max:5120',
            'cover_letter' => 'nullable|mimes:pdf|max:5120',
        ]);

        $password = Str::random(10);

        $user = User::create([
            'name' => $request->first_name . ' ' . $request->usage_name,
            'email' => $request->email,
            'password' => Hash::make($password),
            'role' => 'candidate',
            'tenant_id' => $jobPosition->tenant_id,
        ]);

        $candidate = $user->candidate()->create([
            'birth_name' => $request->birth_name,
            'usage_name' => $request->usage_name,
            'first_name' => $request->first_name,
            'address' => $request->address,
            'zip_code' => $request->zip_code,
            'city' => $request->city,
            'phone' => $request->phone,
            'birth_date' => $request->birth_date,
            'birth_place' => $request->birth_place,
            'nationality' => $request->nationality,
            'current_situation' => $request->current_situation,
            'education_level' => $request->education_level,
            'has_driving_license' => $request->has_driving_license,
            'status' => 'en_attente',
            'tenant_id' => $jobPosition->tenant_id,
            'job_position_id' => $jobPosition->id,
        ]);

        if ($request->hasFile('cv')) {
            $this->storeDocument($candidate, $request->file('cv'), 'cv');
        }
        if ($request->hasFile('cover_letter')) {
            $this->storeDocument($candidate, $request->file('cover_letter'), 'cover_letter');
        }

        // Auto-login
        Auth::login($user);

        return redirect()->route('dashboard')->with('success', 'Votre candidature a bien été enregistrée. Voici votre mot de passe temporaire pour vous reconnecter : ' . $password);
    }

    private function storeDocument(Candidate $candidate, $file, string $type)
    {
        if (!$file) {
            return;
        }

        $path = $file->store('private/documents/' . $candidate->id, 'local');

        Document::create([
            'candidate_id' => $candidate->id,
            'type' => $type,
            'file_path' => $path,
            'original_name' => $file->getClientOriginalName(),
        ]);
    }
}