<?php
error_reporting(E_ALL | E_STRICT);
ini_set('display_errors', 1);

class MediaController
{
    private $complexService;
    private $authUser;
    public function __construct() {
        $this->complexService = new Complex();
    }
    private function json($data, $status = 200)
    {
        http_response_code($status);
        // header('Content-Type: application/json');
        echo json_encode($data);
        exit;
    }

    private function getJsonInput()
    {
        return json_decode(file_get_contents('php://input'), true) || [];
    }

    // GET /home/{id}/media
    public function index($params)
    {
        $mediaList = $this->complexService->getHouseMedia($params['homeId']);
        $this->json([
            'status' => true,
            'data' => $mediaList
        ]);
    }

    // POST /home/{id}/media
    public function store($params, $body)
    {
        $house_id = $params['homeId'];
        $input_photos = $body['files']['photos'];
        $photos = [];
        $errors = [];

        $allowedTypes = ['image/png', 'image/jpeg'];
        $allowedExts = ['png', 'jpg', 'jpeg'];
        $maxSize = 10 * 1024 * 1024; // 10 MB // TODO change to 10MB

        if (!empty($input_photos)) {
            foreach ($input_photos['name'] as $index => $value) {

                $name = $value;
                $tmp = $input_photos['tmp_name'][$index];
                $type = $input_photos['type'][$index];
                $size = $input_photos['size'][$index];

                $ext = strtolower(pathinfo($name, PATHINFO_EXTENSION));
                $realType = mime_content_type($tmp);

                if (
                    !in_array($realType, $allowedTypes) ||
                    !in_array($ext, $allowedExts)
                ) {
                    $errors[] = [
                        'original_name' => $name,
                        'has_error' => true,
                        'error_message' => 'Неверный формат (допустимы PNG, JPEG)',
                    ];
                    continue;
                }

                if ($size > $maxSize) {
                    $errors[] = [
                        'original_name' => $name,
                        'has_error' => true,
                        'error_message' => 'Файл слишком большой (максимум 10 МБ)',
                    ];
                    continue;
                }

                $error = $input_photos['error'][$index];

                if ($error !== UPLOAD_ERR_OK) {
                    $errors[] = [
                        'original_name' => $input_photos['name'][$index],
                        'has_error' => true,
                        'error_message' => 'Ошибка загрузки файла',
                        'can_retry' => true
                    ];

                    continue;
                }

                $photos[] = [
                    'name' => $name,
                    'tmp_name' => $tmp,
                    'type' => $type,
                    'error' => $input_photos['error'][$index],
                    'size' => $size,
                ];
            }
        }

        $uploaded = $this->complexService->addMediaToHouse($house_id, $photos);

        $result = array_merge($uploaded, $errors);
        $this->json([
            'status' => true,
            'data' => $result
        ], 201);
    }

    // DELETE /home/{homeId}/media/{mediaId}
    public function delete($homeId, $mediaId)
    {
        $result = $this->complexService->deleteMediaFromHouse($homeId, [$mediaId]);

        $this->json($result);
    }

    public function createMediaSet($params, $body)
    {
        $house_id = $params['homeId'];
        if (!$name = $body['fields']['name']) {
            return $this->json([
                'status'    => false,
                'message'   => 'Name field is required'
            ]);
        }

        $mediaSet = $this->complexService->addMediaSetToHouse($house_id, $name);

        $this->json([
            'status'    => true,
            'data'      => $mediaSet
        ]);
    }

    public function getMediaSets($params)
    {   
        $mediaSets = $this->complexService->getMediaSetsForHouse($params['homeId']);

        $this->json([
            'status' => true,
            'data' => $mediaSets
        ]);
    }

    public function deleteMediaSet($house_id, $set_id)
    {
        $mediaSets = $this->complexService->deleteMediaSetFromHouse($house_id, $set_id);

        $this->json($mediaSets);
    }

    public function updateMediaSet($params, $body)
    {
        $set_id = $params['set_id'];

        if (isset($body['fields']['name']) && !$body['fields']['name']) {
            return $this->json(['status' => false]);
        }

        $items = isset($body['fields']['items']) ? $body['fields']['items'] : [];
        $name = isset($body['fields']['name']) ? $body['fields']['name'] : null;
        $result = $this->complexService->updateMediaSet($set_id, $items, $name);

        $this->json($result);
    }

    public function connectSetToRooms($params, $body)
    {
        $set_id = $params['set_id'];
        $result = $this->complexService->addRoomsToMediaSet($set_id, $body['fields']['room_ids']);

        return $this->json([
            'status' => true,
            'data' => $result
        ]);
    }

    public function getMediaSetForRoom($params)
    {
        $roomId = $params['roomId'];

        $set = $this->complexService->getMediaSetForRoom($roomId);

        return $this->json([
            'status'    => true,
            'data'      => $set
        ]);
    }

    public function getHouseMediaCompletionPercentage($params)
    {
        $homeId = $params['homeId'];

        $completion = $this->complexService->getHouseMediaCompletionPercentage($homeId);

        return $this->json([
            'status' => true,
            'data'  => [
                'completion' => $completion
            ]
        ]);
    }

    public function findUser($sessionId)
    {
        $this->authUser = $this->complexService->findUser($sessionId);
        return $this->authUser;
    }

    public function getMediaThumbnails($params, $queryParams)
    {
        // $mediaId = $params['media_id'];
        $mediaIds = isset($queryParams['media_ids']) ? json_decode($queryParams['media_ids']) : [];
    
        return $this->json([
            'status'    => true,
            'data'      => $this->complexService->getMediaThumbnails($mediaIds)
        ]);
    }

    public function findHouseComplexAgency($homeId)
    {
        return $this->complexService->findHouseComplexAgency($homeId);
    }
}