<?php

declare(strict_types=1);

require_once __DIR__ . '/../models/Cast.php';
require_once __DIR__ . '/../models/AdultCast.php';
require_once __DIR__ . '/../services/ApiLogger.php';

class CastController {
    private Cast $cast;
    private AdultCast $adultCast;
    private ApiLogger $logger;

    public function __construct(PDO $pdo) {
        $this->cast = new Cast($pdo);
        $this->adultCast = new AdultCast($pdo);
        $this->logger = ApiLogger::getInstance();
    }

    public function handleRequest(string $method, array $segments): array {
        $id = isset($segments[1]) ? (int)$segments[1] : null;
        $subResource = isset($segments[2]) ? $segments[2] : null;

        $path = '/' . implode('/', $segments);
        $this->logger->logRequest($method, $path);
        // Adult-spezifische Endpunkte
        if ($id === 'adult' || $subResource === 'adult') {
           // die("adult");
            return $this->handleAdult($method, $id, $segments);
        }

        switch ($method) {
            case 'GET':
                return $id ? $this->getOne($id, $segments) : $this->getAll();
            case 'POST':
                return $this->create();
            case 'PUT':
                return $this->update($id);
            case 'DELETE':
                return $this->delete($id);
            default:
                http_response_code(405);
                return ['success' => false, 'error' => 'Method not allowed'];
        }
    }
    
    private function handleAdult(string $method, ?int $id, array $segments): array {

        switch ($method) {
            case 'GET':
                if ($id) {
                    return $this->getAdultOne($id);
                }
                return $this->getAdultAll();
            case 'POST':
                return $this->createAdult();
            case 'PUT':
                return $this->updateAdult($id);
            case 'DELETE':
                return $this->deleteAdultSpecifics($id);
            default:
                http_response_code(405);
                return ['success' => false, 'error' => 'Method not allowed'];
        }
    }
    
    private function getAdultAll(): array {
        $filters = [];
        if (isset($_GET['search'])) $filters['search'] = $_GET['search'];
        if (isset($_GET['ethnicity'])) $filters['ethnicity'] = $_GET['ethnicity'];
        if (isset($_GET['hair_color'])) $filters['hair_color'] = $_GET['hair_color'];
        
        $page = isset($_GET['page']) ? (int)$_GET['page'] : 1;
        $limit = isset($_GET['limit']) ? (int)$_GET['limit'] : 20;
        
        $result = $this->adultCast->searchAdultActors($filters, $page, $limit);
        return ['success' => true, 'data' => $result];
    }
    
    private function getAdultOne(?int $id): array {
        $cast = $this->adultCast->getWithAdultSpecifics($id);
        if (!$cast) {
            http_response_code(404);
            return ['success' => false, 'error' => 'Adult actor not found'];
        }
        return ['success' => true, 'data' => $cast];
    }
    
    private function createAdult(): array {
        $data = json_decode(file_get_contents('php://input'), true);
        if (!$data) {
            http_response_code(400);
            return ['success' => false, 'error' => 'Invalid JSON'];
        }
        
        $name = $data['name'] ?? null;
        if (!$name) {
            http_response_code(400);
            return ['success' => false, 'error' => 'Name is required'];
        }
        
        // Prüfen ob bereits Eintrag mit diesem cleanname existiert
        $cleanname = generateCleanName($name);
        $existing = $this->cast->findByCleanName($cleanname);
        
        if ($existing) {
            // Update existing cast member with new photo if provided
            if (isset($data['photo']) && !empty($data['photo'])) {
                $this->adultCast->updateWithAdultSpecifics($existing['id'], $data);
            }
            http_response_code(200);
            $this->logger->logRequest('POST', '/api/cast/adult', [], $data);
            $this->logger->logResponse('POST', '/api/cast/adult', 200, ['id' => $existing['id'], 'message' => 'Cast already exists']);
            return ['success' => true, 'data' => ['id' => $existing['id'], 'message' => 'Cast already exists']];
        }
        
        $castId = $this->adultCast->createWithAdultSpecifics($data);
        http_response_code(201);
        $this->logger->logRequest('POST', '/api/cast/adult', [], $data);
        $this->logger->logResponse('POST', '/api/cast/adult', 201, ['id' => $castId]);
        return ['success' => true, 'data' => ['id' => $castId]];
    }
    
    private function updateAdult(?int $id): array {
        if (!$id) {
            http_response_code(400);
            return ['success' => false, 'error' => 'ID required'];
        }
        
        $data = json_decode(file_get_contents('php://input'), true);
        if (!$data) {
            http_response_code(400);
            return ['success' => false, 'error' => 'Invalid JSON'];
        }
        
        $this->adultCast->updateWithAdultSpecifics($id, $data);
        $this->logger->logRequest('PUT', "/api/cast/adult/$id", [], $data);
        $this->logger->logResponse('PUT', "/api/cast/adult/$id", 200, ['id' => $id]);
        return ['success' => true, 'data' => ['id' => $id]];
    }
    
    private function deleteAdultSpecifics(?int $id): array {
        if (!$id) {
            http_response_code(400);
            return ['success' => false, 'error' => 'ID required'];
        }
        
        $deleted = $this->adultCast->deleteAdultSpecifics($id);
        if (!$deleted) {
            http_response_code(404);
            return ['success' => false, 'error' => 'Adult specifics not found'];
        }
        $this->logger->logRequest('DELETE', "/api/cast/adult/$id", [], null);
        $this->logger->logResponse('DELETE', "/api/cast/adult/$id", 200, ['message' => 'Adult specifics deleted successfully']);
        return ['success' => true, 'message' => 'Adult specifics deleted successfully'];
    }
    private function getOne(?int $id, array $segments): array {
        // Prüfen ob /media angehängt wurde
        if (isset($segments[2]) && $segments[2] === 'media') {
            return $this->getMedia($id);
        }

        $cast = $this->cast->getWithFilmography($id);
        $cast['adult_specifics'] = $this->adultCast->getAdultSpecifics($id);


        if (!$cast) {
            http_response_code(404);
            return ['success' => false, 'error' => 'Cast member not found'];
        }
        return ['success' => true, 'data' => $cast];
    }
    
    private function getMedia(?int $castId): array {
        $media = $this->cast->getMediaForCast($castId);
        return ['success' => true, 'data' => ['items' => $media]];
    }
    
    private function getAll(): array {
        $filters = [];
        if (isset($_GET['search'])) $filters['search'] = $_GET['search'];
        
        $page = isset($_GET['page']) ? (int)$_GET['page'] : 1;
        $limit = isset($_GET['limit']) ? (int)$_GET['limit'] : 20;
        
        $result = $this->cast->search($filters, $page, $limit);
        return ['success' => true, 'data' => $result];
    }
    
    private function create(): array {
        $data = json_decode(file_get_contents('php://input'), true);
        if (!$data) {
            http_response_code(400);
            return ['success' => false, 'error' => 'Invalid JSON'];
        }
        
        $name = $data['name'] ?? null;
        if (!$name) {
            http_response_code(400);
            return ['success' => false, 'error' => 'Name is required'];
        }
        
        // Prüfen ob bereits Eintrag mit diesem cleanname existiert
        $cleanname = generateCleanName($name);
        $existing = $this->cast->findByCleanName($cleanname);
        
        if ($existing) {
            // Update existing cast member with new photo if provided
            if (isset($data['photo']) && !empty($data['photo'])) {
                $this->cast->updateWithOccupations($existing['id'], $data);
            }
            http_response_code(200);
            $this->logger->logRequest('POST', '/api/cast', [], $data);
            $this->logger->logResponse('POST', '/api/cast', 200, ['id' => $existing['id'], 'message' => 'Cast already exists']);
            return ['success' => true, 'data' => ['id' => $existing['id'], 'message' => 'Cast already exists']];
        }
        
        $castId = $this->cast->createWithOccupations($data);
        http_response_code(201);
        $this->logger->logRequest('POST', '/api/cast', [], $data);
        $this->logger->logResponse('POST', '/api/cast', 201, ['id' => $castId]);
        return ['success' => true, 'data' => ['id' => $castId]];
    }
    
    private function update(?int $id): array {
        if (!$id) {
            http_response_code(400);
            return ['success' => false, 'error' => 'ID required'];
        }
        
        $data = json_decode(file_get_contents('php://input'), true);
        if (!$data) {
            http_response_code(400);
            return ['success' => false, 'error' => 'Invalid JSON'];
        }
        
        $this->cast->updateWithOccupations($id, $data);
        $this->logger->logRequest('PUT', "/api/cast/$id", [], $data);
        $this->logger->logResponse('PUT', "/api/cast/$id", 200, ['id' => $id]);
        return ['success' => true, 'data' => ['id' => $id]];
    }
    
    private function delete(?int $id): array {
        if (!$id) {
            http_response_code(400);
            return ['success' => false, 'error' => 'ID required'];
        }
        
        $deleted = $this->cast->delete($id);
        if (!$deleted) {
            http_response_code(404);
            return ['success' => false, 'error' => 'Cast member not found'];
        }
        $this->logger->logRequest('DELETE', "/api/cast/$id", [], null);
        $this->logger->logResponse('DELETE', "/api/cast/$id", 200, ['message' => 'Cast member deleted successfully']);
        return ['success' => true, 'message' => 'Cast member deleted successfully'];
    }
}