forked from firka/student-legacy
75 lines
2.6 KiB
Dart
75 lines
2.6 KiB
Dart
import 'package:filcnaplo/database/struct.dart';
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import 'package:filcnaplo/models/settings.dart';
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import 'package:sqflite/sqflite.dart';
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Future<Database> initDB() async {
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// await deleteDatabase('app.db'); // for debugging
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var db = await openDatabase('app.db');
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var settingsDB = await createSettingsTable(db);
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// Create table Users
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await db.execute(
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"CREATE TABLE IF NOT EXISTS users (id TEXT NOT NULL, name TEXT, username TEXT, password TEXT, institute_code TEXT, student TEXT, role INTEGER)");
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await db.execute("CREATE TABLE IF NOT EXISTS user_data ("
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"id TEXT NOT NULL, grades TEXT, timetable TEXT, exams TEXT, homework TEXT, messages TEXT, notes TEXT, events TEXT, absences TEXT)");
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if ((await db.rawQuery("SELECT COUNT(*) FROM settings"))[0].values.first == 0) {
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// Set default values for table Settings
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await db.insert("settings", SettingsProvider.defaultSettings().toMap());
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}
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await migrateDB(db, settingsDB.struct.keys);
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return db;
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}
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Future<DatabaseStruct> createSettingsTable(Database db) async {
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var settingsDB = DatabaseStruct({
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"language": String, "start_page": int, "rounding": int, "theme": int, "accent_color": int, "news": int, "news_state": int, "developer_mode": int,
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"update_channel": int, "config": String, // general
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"grade_color1": int, "grade_color2": int, "grade_color3": int, "grade_color4": int, "grade_color5": int, // grade colors
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"vibration_strength": int, "ab_weeks": int, "swap_ab_weeks": int,
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"notifications": int, "notifications_bitfield": int, "notification_poll_interval": int, // notifications
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"x_filc_id": String,
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});
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// Create table Settings
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await db.execute("CREATE TABLE IF NOT EXISTS settings ($settingsDB)");
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return settingsDB;
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}
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Future<void> migrateDB(Database db, Iterable<String> keys) async {
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var settings = (await db.query("settings"))[0];
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bool migrationRequired = keys.any((key) => !settings.containsKey(key) || settings[key] == null);
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if (migrationRequired) {
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var defaultSettings = SettingsProvider.defaultSettings();
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var settingsCopy = Map<String, dynamic>.from(settings);
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// Delete settings
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await db.execute("drop table settings");
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// Fill missing columns
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keys.forEach((key) {
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if (!keys.contains(key)) {
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print("debug: dropping $key");
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settingsCopy.remove(key);
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}
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if (!settings.containsKey(key) || settings[key] == null) {
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print("DEBUG: migrating $key");
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settingsCopy[key] = defaultSettings.toMap()[key];
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}
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});
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// Recreate settings
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await createSettingsTable(db);
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await db.insert("settings", settingsCopy);
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print("INFO: Database migrated");
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}
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}
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