<?php
// upload_profile_picture.php

// Set temporary directory for file uploads if not already set
ini_set('upload_tmp_dir', '/var/www/html/duelfi/tmp');

// Check if file is uploaded and privy_id is provided
if ($_FILES['file']['error'] == UPLOAD_ERR_OK && isset($_POST['privy_id'])) {
    $privy_id = $_POST['privy_id'];  // Retrieve privy_id from POST request
    $uploadDir = '/var/www/html/duelfi/profile_pics/';  // Directory to store the profile pictures
    $fileExtension = strtolower(pathinfo($_FILES['file']['name'], PATHINFO_EXTENSION));

    // Ensure the uploaded file is a valid image type (JPG, JPEG, PNG)
    if (!in_array($fileExtension, ['jpg', 'jpeg', 'png'])) {
        echo json_encode(['success' => false, 'message' => 'Invalid file type']);
        exit;
    }

    // Define the target file path using privy_id
    $uploadFile = $uploadDir . $privy_id . '.jpg';  // File will be saved as {privy_id}.jpg

    // Ensure the directory exists and has proper permissions
    if (!is_dir($uploadDir)) {
        mkdir($uploadDir, 0755, true);  // Create directory if it doesn't exist
    }

    // Check if the file already exists and remove it before uploading the new file
    if (file_exists($uploadFile)) {
        unlink($uploadFile);  // Delete the existing file
    }

    // Move the uploaded file to the target directory
    if (move_uploaded_file($_FILES['file']['tmp_name'], $uploadFile)) {
        // The image URL for the uploaded file (publicly accessible)
        $imageUrl = 'https://vps.playpoolstudios.com/duelfi/profile_pics/' . $privy_id . '.jpg';
        echo json_encode(['success' => true, 'imageUrl' => $imageUrl]);
    } else {
        echo json_encode(['success' => false, 'message' => 'Failed to move uploaded file']);
    }
} else {
    // Handle cases where no file is uploaded or privy_id is missing
    echo json_encode(['success' => false, 'message' => 'No file uploaded or missing privy_id']);
}
?>