<?php
// Use absolute paths for model includes
require_once dirname(__DIR__) . '/models/TicketModel.php';
require_once dirname(__DIR__) . '/models/CommentModel.php';

class TicketController {
    private $ticketModel;
    private $commentModel;
    private $envVars;
    
    public function __construct($conn) {
        $this->ticketModel = new TicketModel($conn);
        $this->commentModel = new CommentModel($conn);
        
        // Load environment variables for Discord webhook
        $envPath = dirname(__DIR__) . '/.env';
        $this->envVars = [];
        if (file_exists($envPath)) {
            $lines = file($envPath, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
            foreach ($lines as $line) {
                if (strpos($line, '=') !== false && strpos($line, '#') !== 0) {
                    list($key, $value) = explode('=', $line, 2);
                    $this->envVars[trim($key)] = trim($value);
                }
            }
        }
    }
    
    public function view($id) {
        // Get ticket data
        $ticket = $this->ticketModel->getTicketById($id);
        
        if (!$ticket) {
            header("HTTP/1.0 404 Not Found");
            echo "Ticket not found";
            return;
        }
        
        // Get comments for this ticket using CommentModel
        $comments = $this->commentModel->getCommentsByTicketId($id);
        
        // Load the view
        include dirname(__DIR__) . '/views/TicketView.php';
    }
    
    public function create() {
        // Check if form was submitted
        if ($_SERVER['REQUEST_METHOD'] === 'POST') {
            $ticketData = [
                'title' => $_POST['title'] ?? '',
                'description' => $_POST['description'] ?? '',
                'priority' => $_POST['priority'] ?? '4',
                'category' => $_POST['category'] ?? 'General',
                'type' => $_POST['type'] ?? 'Issue'
            ];
            
            // Validate input
            if (empty($ticketData['title'])) {
                $error = "Title is required";
                include dirname(__DIR__) . '/views/CreateTicketView.php';
                return;
            }
            
            // Create ticket
            $result = $this->ticketModel->createTicket($ticketData);
            
            if ($result['success']) {
                // Send Discord webhook notification for new ticket
                $this->sendDiscordWebhook($result['ticket_id'], $ticketData);
                
                // Redirect to the new ticket
                header("Location: " . $GLOBALS['config']['BASE_URL'] . "/ticket/" . $result['ticket_id']);
                exit;
            } else {
                $error = $result['error'];
                include dirname(__DIR__) . '/views/CreateTicketView.php';
                return;
            }
        } else {
            // Display the create ticket form
            include dirname(__DIR__) . '/views/CreateTicketView.php';
        }
    }
    
    public function update($id) {
        // Check if this is an AJAX request
        if ($_SERVER['REQUEST_METHOD'] === 'POST') {
            // For AJAX requests, get JSON data
            $input = file_get_contents('php://input');
            $data = json_decode($input, true);
            
            // Add ticket_id to the data
            $data['ticket_id'] = $id;
            
            // Validate input data
            if (empty($data['title'])) {
                header('Content-Type: application/json');
                echo json_encode([
                    'success' => false,
                    'error' => 'Title cannot be empty'
                ]);
                return;
            }
            
            // Update ticket
            $result = $this->ticketModel->updateTicket($data);
            
            // Return JSON response
            header('Content-Type: application/json');
            if ($result) {
                echo json_encode([
                    'success' => true,
                    'status' => $data['status']
                ]);
            } else {
                echo json_encode([
                    'success' => false,
                    'error' => 'Failed to update ticket'
                ]);
            }
        } else {
            // For direct access, redirect to view
            header("Location: " . $GLOBALS['config']['BASE_URL'] . "/ticket/$id");
            exit;
        }
    }
    
    private function sendDiscordWebhook($ticketId, $ticketData) {
        if (!isset($this->envVars['DISCORD_WEBHOOK_URL']) || empty($this->envVars['DISCORD_WEBHOOK_URL'])) {
            error_log("Discord webhook URL not configured, skipping webhook for ticket creation");
            return;
        }
        
        $webhookUrl = $this->envVars['DISCORD_WEBHOOK_URL'];
        
        // Create ticket URL
        $ticketUrl = "http://tinkertickets.local/ticket/$ticketId";
        
        // Map priorities to Discord colors
        $priorityColors = [
            1 => 0xff4d4d, // Red
            2 => 0xffa726, // Orange  
            3 => 0x42a5f5, // Blue
            4 => 0x66bb6a, // Green
            5 => 0x9e9e9e  // Gray
        ];
        
        $priority = (int)($ticketData['priority'] ?? 4);
        $color = $priorityColors[$priority] ?? 0x3498db;
        
        $embed = [
            'title' => '🎫 New Ticket Created',
            'description' => "**#{$ticketId}** - " . $ticketData['title'],
            'url' => $ticketUrl,
            'color' => $color,
            'fields' => [
                [
                    'name' => 'Priority',
                    'value' => 'P' . $priority,
                    'inline' => true
                ],
                [
                    'name' => 'Category', 
                    'value' => $ticketData['category'] ?? 'General',
                    'inline' => true
                ],
                [
                    'name' => 'Type',
                    'value' => $ticketData['type'] ?? 'Issue', 
                    'inline' => true
                ],
                [
                    'name' => 'Status',
                    'value' => $ticketData['status'] ?? 'Open',
                    'inline' => true
                ]
            ],
            'footer' => [
                'text' => 'Tinker Tickets'
            ],
            'timestamp' => date('c')
        ];
        
        $payload = [
            'embeds' => [$embed]
        ];
        
        // Send webhook
        $ch = curl_init($webhookUrl);
        curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($payload));
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_TIMEOUT, 10);
        
        $webhookResult = curl_exec($ch);
        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        $curlError = curl_error($ch);
        curl_close($ch);
        
        if ($curlError) {
            error_log("Discord webhook cURL error: $curlError");
        } else {
            error_log("Discord webhook sent for new ticket. HTTP Code: $httpCode");
        }
    }
}
?>