<?php
defined(page_security_key) or exit;

// Fallback translations
if (!isset($button_cancel)) $button_cancel = 'Cancel';

$page = 'products_software_version_manage';
//Check if allowed
if (isAllowed($page,$_SESSION['profile'],$_SESSION['permission'],'R') === 0){
    header('location: index.php');
    exit;
}
//PAGE Security
$update_allowed = isAllowed($page ,$_SESSION['profile'],$_SESSION['permission'],'U');
$delete_allowed = isAllowed($page ,$_SESSION['profile'],$_SESSION['permission'],'D');
$create_allowed = isAllowed($page ,$_SESSION['profile'],$_SESSION['permission'],'C');

//
if (isset($_GET['id']) &&  $_GET['id']!=''){
    $url = 'index.php?page=products_software_version&rowID='.$_GET['id'];
} else {
    $url = 'index.php?page=products_software_versions';
}

// Default input version values
$version = [
    'rowID' => '',
    'name' => '',
    'version' => '',
    'description' => '',
    'mandatory' => 0,
    'latest' => 0,
    'hw_version' => '',
    'file_path' => '',
    'status' => 1,
    'created' => '',
    'createdby' => $_SESSION['username'],
    'updated' => '',
    'updatedby' => $_SESSION['username']
];

// If editing, fetch existing data
if (isset($_GET['id']) && $_GET['id'] != '') {
    $api_url = '/v2/products_software_versions/rowID=' . $_GET['id'];
    $response = ioServer($api_url, '');
    if (!empty($response)) {
        $existing = json_decode($response);
        if (!empty($existing)) {
            $version = (array) $existing[0];
        }
    }
}

// Handle form submission
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
    //CHECK FOR FILE UPLOAD
    $uploaded_file = $_FILES["fileToUpload"]["name"] ?? '';

    if ($uploaded_file != '' || !empty($uploaded_file)) {
        $extension = strtolower(pathinfo($uploaded_file, PATHINFO_EXTENSION));
        $target_dir = dirname(__FILE__) . "/firmware/";
        $firmware_name = pathinfo($_FILES["fileToUpload"]["name"], PATHINFO_FILENAME);

        if ($extension == 'hex') {
            //READ FILE
            $contents = file_get_contents($_FILES["fileToUpload"]["tmp_name"]);
            $commitCode = compareCommitCodes($firmware_name, "");

            //IF COMMITCODE IS EMPTY THEN RETURN HEX_FW
            $fw_name = ($commitCode != '' || !empty($commitCode)) ? $commitCode : $firmware_name;

            //Filename
            $input_file = $target_dir . $firmware_name . '.HEX';
            //store firmware file
            file_put_contents($input_file, $contents);
            $_POST['file_path'] = $firmware_name . '.HEX';
            $_POST['version'] = $fw_name;
        } elseif ($extension == 'bin' || $extension == 'exe') {
            //Extract commit code from filename
            $commitCode = compareCommitCodes($firmware_name, "");
            
            //IF COMMITCODE IS EMPTY THEN RETURN FIRMWARE_NAME
            $fw_name = ($commitCode != '' || !empty($commitCode)) ? $commitCode : $firmware_name;
            
            //Move uploaded file
            $target_file = $target_dir . $uploaded_file;
            move_uploaded_file($_FILES["fileToUpload"]["tmp_name"], $target_file);
            $_POST['file_path'] = $uploaded_file;
            $_POST['version'] = $fw_name;
        } else {
            $target_file = $target_dir . $uploaded_file;
            move_uploaded_file($_FILES["fileToUpload"]["tmp_name"], $target_file);
            $_POST['file_path'] = $uploaded_file;
        }
    }

    $data = [
        'rowID' => $_POST['rowID'] ?? '',
        'name' => $_POST['name'] ?? '',
        'version' => $_POST['version'] ?? '',
        'description' => $_POST['description'] ?? '',
        'mandatory' => isset($_POST['mandatory']) ? 1 : 0,
        'latest' => isset($_POST['latest']) ? 1 : 0,
        'hw_version' => $_POST['hw_version'] ?? '',
        'file_path' => $_POST['file_path'] ?? '',
        'status' => isset($_POST['status']) ? 1 : 0
    ];

    // Handle delete
    if (isset($_POST['delete'])) {
        $data['delete'] = true;
    }

    // Call API
    $api_url = '/v2/products_software_versions/';
    $result = ioServer($api_url, json_encode($data));

    if ($result !== 'NOK') {
        $success = isset($_POST['delete']) ? 3 : (isset($_POST['rowID']) && $_POST['rowID'] != '' ? 2 : 1);
        header('Location: ' . $url . '&success_msg=' . $success);
        exit;
    } else {
        $error_msg = 'Failed to save software version.';
    }
}

template_header('Software Version', 'products_software_version', 'manage');

$view ='
<form action="" method="post" enctype="multipart/form-data">
    <div class="content-title responsive-flex-wrap responsive-pad-bot-3">
        <h2 class="responsive-width-100">'.(isset($_GET['id']) ? 'Edit' : 'Create').' Software Version</h2>
        <a href="' . $url . '" class="btn alt mar-right-2">' . $button_cancel . '</a>
';

if ($delete_allowed === 1 && isset($_GET['id'])){
    $view .= '<input type="submit" name="delete" value="X" class="btn red mar-right-2" onclick="return confirm(\'Are you sure you want to delete this software version?\')">';
}
if (($update_allowed === 1 && isset($_GET['id'])) || ($create_allowed === 1 && !isset($_GET['id']))){
    $view .= '<input type="submit" name="submit" value="💾+" class="btn">';
}
   
$view .= '</div>';

$view .= '<div class="content-block">
            <div class="form responsive-width-100">
                <label for="status">Status</label>
                <select id="status" name="status">
                    <option value="1" ' . ($version['status'] == 1 ? ' selected' : '') . '>Active</option>
                    <option value="0" ' . ($version['status'] == 0 ? ' selected' : '') . '>Inactive</option>
                </select>
                <label for="name"><i class="required">*</i>Name</label>
                <input id="name" type="text" name="name" placeholder="Name" value="' . htmlspecialchars($version['name']) . '" required>
                <label for="version"><i class="required">*</i>Version</label>
                <input id="version" type="text" name="version" placeholder="Version" value="' . htmlspecialchars($version['version']) . '" required>
                <label for="description">Description</label>
                <textarea id="description" name="description" placeholder="Description">' . htmlspecialchars($version['description']) . '</textarea>
                <label for="hw_version">HW Version</label>
                <input id="hw_version" type="text" name="hw_version" placeholder="HW Version" value="' . htmlspecialchars($version['hw_version']) . '">
                <label for="fileToUpload">Upload File</label>
                <div class="file-upload-wrapper">
                    <button type="button" class="file-upload-btn" onclick="document.getElementById(\'fileToUpload\').click()">
                        <i class="fas fa-cloud-upload-alt"></i>
                        <span id="uploadBtnText">Choose File</span>
                    </button>
                    <input type="file" name="fileToUpload" id="fileToUpload" style="display: none;" onchange="updateFields()" accept=".hex,.bin,.fw,.exe">
                    <span class="file-upload-info" id="fileUploadInfo">No file selected</span>
                </div>
                <label for="file_path">File Path</label>
                <input id="file_path" type="text" name="file_path" placeholder="File Path" value="' . htmlspecialchars($version['file_path']) . '" readonly>
                <label class="checkbox">
                    <input type="checkbox" name="mandatory" value="1" ' . ($version['mandatory'] ? 'checked' : '') . '>
                    <span>Mandatory</span>
                </label>
                <label class="checkbox">
                    <input type="checkbox" name="latest" value="1" ' . ($version['latest'] ? 'checked' : '') . '>
                    <span>Latest</span>
                </label>
                <input type="hidden" name="rowID" value="' . htmlspecialchars($version['rowID']) . '">
            </div>
        </div>
<script>
function updateFields() {
    var fileInput = document.getElementById(\'fileToUpload\');
    var uploadBtnText = document.getElementById(\'uploadBtnText\');
    var fileUploadInfo = document.getElementById(\'fileUploadInfo\');
    var file = fileInput.files[0];
    
    if (file) {
        var fileName = file.name;
        var filePathInput = document.getElementById(\'file_path\');
        filePathInput.value = fileName;
        
        var versionInput = document.getElementById(\'version\');
        if (!versionInput.value) {
            var nameWithoutExt = fileName.replace(/\.[^/.]+$/, "");
            versionInput.value = nameWithoutExt;
        }
        
        // Update button and info text
        uploadBtnText.textContent = \'Change File\';
        fileUploadInfo.textContent = fileName + \' (\' + formatFileSize(file.size) + \')\';
        fileUploadInfo.style.color = \'#28a745\';
    } else {
        uploadBtnText.textContent = \'Choose File\';
        fileUploadInfo.textContent = \'No file selected\';
        fileUploadInfo.style.color = \'#6c757d\';
    }
}

function formatFileSize(bytes) {
    if (bytes === 0) return \'0 Bytes\';
    const k = 1024;
    const sizes = [\'Bytes\', \'KB\', \'MB\', \'GB\'];
    const i = Math.floor(Math.log(bytes) / Math.log(k));
    return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + \' \' + sizes[i];
}
</script>
';

//OUTPUT
echo $view;

template_footer();
?>