<?php
// models/Notification.php
require_once __DIR__ . '/Setting.php';

class Notification {
    private $settingModel;
    private $lineToken;
    private $telegramToken;
    private $telegramChatId;

    public function __construct() {
        $this->settingModel = new Setting();
        
        $settings = $this->settingModel->getAllFlat();

        $this->lineToken = $settings['line_notify_token'] ?? null;
        $this->telegramToken = $settings['telegram_bot_token'] ?? null;
        $this->telegramChatId = $settings['telegram_chat_id'] ?? null;

    }

    /**
     * Send a simple text message to all configured platforms
     */
    public function sendToAll($message) {
        if (!empty($this->lineToken)) {
            $this->sendToLine($message);
        }
        
        if (!empty($this->telegramToken) && !empty($this->telegramChatId)) {
            $this->sendToTelegram($message);
        }
    }

    /**
     * Send message via LINE Notify
     */
    private function sendToLine($message) {
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, "https://notify-api.line.me/api/notify");
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query(['message' => "\n" . $message]));
        $headers = [
            'Content-type: application/x-www-form-urlencoded',
            'Authorization: Bearer ' . $this->lineToken,
        ];
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $result = curl_exec($ch);
        curl_close($ch);
        return $result;
    }

    /**
     * Send message via Telegram Bot
     */
    private function sendToTelegram($message) {
        $url = "https://api.telegram.org/bot" . $this->telegramToken . "/sendMessage";
        
        $data = [
            'chat_id' => $this->telegramChatId,
            'text' => $message,
            'parse_mode' => 'HTML'
        ];

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($data));
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        $result = curl_exec($ch);
        curl_close($ch);
        return $result;
    }
}