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301
api.php
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301
api.php
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<?php
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declare(strict_types=1);
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const DB_DIR = __DIR__ . '/data';
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const DB_FILE = DB_DIR . '/go.sqlite';
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header('Content-Type: application/json; charset=utf-8');
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try {
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$db = db();
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migrate($db);
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$method = $_SERVER['REQUEST_METHOD'] ?? 'GET';
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$action = $_GET['action'] ?? null;
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if ($method === 'GET') {
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if ($action === null || $action === 'state') {
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respond([
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'settings' => get_settings($db),
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'entries' => get_entries($db),
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'corrections' => get_corrections($db),
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]);
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}
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fail('Unknown GET action', 404);
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}
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if ($method === 'POST') {
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$payload = json_decode(file_get_contents('php://input') ?: '{}', true);
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if (!is_array($payload)) {
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fail('Invalid JSON payload', 400);
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}
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$action = $payload['action'] ?? $action;
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switch ($action) {
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case 'saveSettings':
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save_settings($db, $payload['settings'] ?? []);
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respond(['ok' => true, 'settings' => get_settings($db)]);
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break;
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case 'saveCorrection':
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save_correction($db, (int)($payload['year'] ?? 0), (int)($payload['month'] ?? 0), (float)($payload['value'] ?? 0));
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respond(['ok' => true, 'corrections' => get_corrections($db)]);
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break;
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case 'createEntry':
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$id = save_entry($db, $payload['entry'] ?? []);
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respond(['ok' => true, 'id' => $id, 'entries' => get_entries($db)]);
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break;
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case 'updateEntry':
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$id = (int)($payload['id'] ?? 0);
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if ($id <= 0) {
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fail('Missing entry id', 400);
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}
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save_entry($db, $payload['entry'] ?? [], $id);
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respond(['ok' => true, 'entries' => get_entries($db)]);
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break;
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case 'deleteEntry':
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$id = (int)($payload['id'] ?? 0);
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if ($id <= 0) {
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fail('Missing entry id', 400);
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}
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$stmt = $db->prepare('DELETE FROM entries WHERE id = :id');
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$stmt->execute([':id' => $id]);
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respond(['ok' => true, 'entries' => get_entries($db)]);
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break;
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default:
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fail('Unknown POST action', 404);
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}
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}
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fail('Unsupported method', 405);
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} catch (Throwable $e) {
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fail($e->getMessage(), 500);
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}
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function db(): PDO
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{
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if (!is_dir(DB_DIR) && !mkdir(DB_DIR, 0775, true) && !is_dir(DB_DIR)) {
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throw new RuntimeException('Could not create data directory');
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}
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$db = new PDO('sqlite:' . DB_FILE);
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$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
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$db->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
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$db->exec('PRAGMA foreign_keys = ON');
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return $db;
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}
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function migrate(PDO $db): void
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{
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$db->exec("CREATE TABLE IF NOT EXISTS settings (
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key TEXT PRIMARY KEY,
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value TEXT NOT NULL
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)");
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$db->exec("CREATE TABLE IF NOT EXISTS entries (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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title TEXT NOT NULL,
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start_date TEXT NOT NULL,
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end_date TEXT NOT NULL,
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source TEXT NOT NULL DEFAULT 'auto',
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status TEXT NOT NULL DEFAULT 'planned',
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allow_unpaid INTEGER NOT NULL DEFAULT 0,
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note TEXT NOT NULL DEFAULT '',
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created_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at TEXT NOT NULL DEFAULT CURRENT_TIMESTAMP
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)");
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$db->exec("CREATE TABLE IF NOT EXISTS monthly_corrections (
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year INTEGER NOT NULL,
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month INTEGER NOT NULL,
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vacation_days REAL NOT NULL DEFAULT 0,
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PRIMARY KEY (year, month)
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)");
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$defaults = [
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'planning_start_year' => '2026',
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'planning_start_month' => '1',
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'planning_years' => '3',
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'planning_months' => '36',
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'vacation_days_per_month' => '2.08',
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'feriefridage_per_year' => '5',
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'feriefridage_expiry_month' => '8',
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'normal_day_hours' => '7.5',
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'friday_hours' => '7',
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'opening_vacation_days' => '-1.97',
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'opening_feriefridage_days' => '0',
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'opening_flex_hours' => '0',
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'current_flex_hours' => '46.5',
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];
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$stmt = $db->prepare('INSERT OR IGNORE INTO settings (key, value) VALUES (:key, :value)');
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foreach ($defaults as $key => $value) {
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$stmt->execute([':key' => $key, ':value' => $value]);
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}
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}
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function get_settings(PDO $db): array
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{
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$rows = $db->query('SELECT key, value FROM settings')->fetchAll();
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$settings = [];
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foreach ($rows as $row) {
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$settings[$row['key']] = numeric_value($row['value']);
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}
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return $settings;
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}
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function save_settings(PDO $db, array $settings): void
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{
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$allowed = [
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'planning_start_year',
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'planning_start_month',
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'planning_years',
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'planning_months',
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'vacation_days_per_month',
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'feriefridage_per_year',
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'feriefridage_expiry_month',
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'normal_day_hours',
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'friday_hours',
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'opening_vacation_days',
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'opening_feriefridage_days',
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'opening_flex_hours',
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'current_flex_hours',
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];
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$stmt = $db->prepare('INSERT INTO settings (key, value) VALUES (:key, :value)
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ON CONFLICT(key) DO UPDATE SET value = excluded.value');
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foreach ($allowed as $key) {
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if (array_key_exists($key, $settings)) {
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$stmt->execute([':key' => $key, ':value' => (string)$settings[$key]]);
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}
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}
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}
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function get_corrections(PDO $db): array
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{
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$rows = $db->query('SELECT year, month, vacation_days FROM monthly_corrections ORDER BY year, month')->fetchAll();
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$corrections = [];
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foreach ($rows as $row) {
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$corrections[$row['year'] . '-' . str_pad((string)$row['month'], 2, '0', STR_PAD_LEFT)] = (float)$row['vacation_days'];
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}
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return $corrections;
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}
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function save_correction(PDO $db, int $year, int $month, float $value): void
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{
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if ($year < 1900 || $year > 2200 || $month < 1 || $month > 12) {
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fail('Invalid correction year/month', 400);
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}
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if (abs($value) < 0.000001) {
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$stmt = $db->prepare('DELETE FROM monthly_corrections WHERE year = :year AND month = :month');
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$stmt->execute([':year' => $year, ':month' => $month]);
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return;
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}
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$stmt = $db->prepare('INSERT INTO monthly_corrections (year, month, vacation_days)
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VALUES (:year, :month, :value)
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ON CONFLICT(year, month) DO UPDATE SET vacation_days = excluded.vacation_days');
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$stmt->execute([':year' => $year, ':month' => $month, ':value' => $value]);
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}
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function get_entries(PDO $db): array
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{
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return $db->query('SELECT id, title, start_date, end_date, source, status, allow_unpaid, note
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FROM entries ORDER BY start_date, end_date, id')->fetchAll();
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}
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function save_entry(PDO $db, array $entry, ?int $id = null): int
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{
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$title = trim((string)($entry['title'] ?? ''));
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$start = trim((string)($entry['start_date'] ?? ''));
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$end = trim((string)($entry['end_date'] ?? ''));
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$source = (string)($entry['source'] ?? 'auto');
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$status = (string)($entry['status'] ?? 'planned');
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$allowUnpaid = !empty($entry['allow_unpaid']) ? 1 : 0;
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$note = trim((string)($entry['note'] ?? ''));
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if ($title === '') {
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fail('Title is required', 400);
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}
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if (!valid_date($start) || !valid_date($end)) {
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fail('Start/end date must be YYYY-MM-DD', 400);
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}
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if ($start > $end) {
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fail('Start date must be before end date', 400);
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}
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if (!in_array($source, ['auto', 'vacation', 'feriefridag', 'flex', 'unpaid'], true)) {
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fail('Invalid source', 400);
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}
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if ($status === 'confirmed') {
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$status = 'approved';
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}
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if (!in_array($status, ['planned', 'approved'], true)) {
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fail('Invalid status', 400);
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}
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$params = [
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':title' => $title,
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':start_date' => $start,
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':end_date' => $end,
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':source' => $source,
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':status' => $status,
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':allow_unpaid' => $allowUnpaid,
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':note' => $note,
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];
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if ($id === null) {
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$stmt = $db->prepare('INSERT INTO entries
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(title, start_date, end_date, source, status, allow_unpaid, note)
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VALUES (:title, :start_date, :end_date, :source, :status, :allow_unpaid, :note)');
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$stmt->execute($params);
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return (int)$db->lastInsertId();
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}
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$params[':id'] = $id;
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$stmt = $db->prepare('UPDATE entries SET
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title = :title,
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start_date = :start_date,
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end_date = :end_date,
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source = :source,
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status = :status,
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allow_unpaid = :allow_unpaid,
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note = :note,
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updated_at = CURRENT_TIMESTAMP
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WHERE id = :id');
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$stmt->execute($params);
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return $id;
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}
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function valid_date(string $date): bool
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{
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$d = DateTime::createFromFormat('Y-m-d', $date);
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return $d && $d->format('Y-m-d') === $date;
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}
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function numeric_value(string $value): int|float|string
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{
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if (is_numeric($value)) {
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return str_contains($value, '.') ? (float)$value : (int)$value;
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}
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return $value;
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}
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function respond(array $data): never
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{
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echo json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
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exit;
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}
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function fail(string $message, int $status): never
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{
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http_response_code($status);
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echo json_encode(['error' => $message], JSON_PRETTY_PRINT | JSON_UNESCAPED_UNICODE);
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exit;
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}
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