integrated with previous
This commit is contained in:
Mohamed Nouffer
82
lib/utils/checkin_db_helper.dart
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82
lib/utils/checkin_db_helper.dart
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@ -0,0 +1,82 @@
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import 'package:sqflite/sqflite.dart';
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import 'package:path/path.dart';
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class CheckinDBHelper {
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static final _databaseName = "EventDatabase.db";
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static final _databaseVersion = 1;
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static final table = 'event_table';
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static final columnLocationId = 'location_id';
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static final columnOrderId = 'order_id';
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static final columnCheckinTime = 'checkin_time';
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static final columnEventName = 'event_name';
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// make this a singleton class
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CheckinDBHelper._privateConstructor();
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static final CheckinDBHelper instance = CheckinDBHelper._privateConstructor();
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// only have a single app-wide reference to the database
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static Database? _database;
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Future<Database> get database async {
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if (_database != null) return _database!;
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_database = await _initDatabase();
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return _database!;
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}
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// this opens the database (and creates it if it doesn't exist)
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_initDatabase() async {
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String path = join(await getDatabasesPath(), _databaseName);
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return await openDatabase(path,
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version: _databaseVersion,
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onCreate: _onCreate);
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}
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// SQL code to create the database table
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Future _onCreate(Database db, int version) async {
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await db.execute('''
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CREATE TABLE $table (
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$columnLocationId INTEGER PRIMARY KEY,
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$columnOrderId INTEGER NOT NULL,
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$columnCheckinTime TEXT NOT NULL,
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$columnEventName TEXT NOT NULL
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)
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''');
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}
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// Helper methods
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Future<int> insert(Map<String, dynamic> row) async {
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Database db = await instance.database;
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return await db.insert(table, row);
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}
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Future<bool> exists(int locationId) async {
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Database db = await instance.database;
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List<Map<String, dynamic>> rows = await db.query(
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table,
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where: '$columnLocationId = ?',
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whereArgs: [locationId],
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);
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return rows.isNotEmpty;
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}
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Future<List<Map<String, dynamic>>> queryAllRows() async {
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Database db = await instance.database;
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return await db.query(table);
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}
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Future<List<Map<String, dynamic>>> queryRowsByLocation(int locationId) async {
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Database db = await instance.database;
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return await db.query(table,
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where: '$columnLocationId = ?',
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whereArgs: [locationId],
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);
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}
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Future<int> update(Map<String, dynamic> row) async {
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Database db = await instance.database;
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int id = row[columnLocationId];
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return await db.update(table, row, where: '$columnLocationId = ?', whereArgs: [id]);
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}
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}
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170
lib/utils/db_helper.dart
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170
lib/utils/db_helper.dart
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@ -0,0 +1,170 @@
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import 'package:flutter_map/flutter_map.dart';
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import 'package:rogapp/model/location_response.dart';
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import 'package:sqflite/sqflite.dart';
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import 'package:path/path.dart';
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import 'package:path_provider/path_provider.dart';
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import 'dart:io';
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import 'dart:convert'; // for jsonEncode
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class DatabaseHelper {
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static const _databaseName = "FeatureDatabase.db";
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static const _databaseVersion = 1;
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// Singleton class
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DatabaseHelper._();
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static final DatabaseHelper instance = DatabaseHelper._();
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Database? _database;
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Future<Database> get database async {
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if (_database != null) return _database!;
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_database = await _initDatabase();
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return _database!;
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}
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Future<Database> _initDatabase() async {
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Directory documentsDirectory = await getApplicationDocumentsDirectory();
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String path = join(documentsDirectory.path, _databaseName);
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return await openDatabase(
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path,
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version: _databaseVersion,
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onCreate: _onCreate,
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);
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}
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Future<void> _onCreate(Database db, int version) async {
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await db.execute('''
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CREATE TABLE features (
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id INTEGER PRIMARY KEY,
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geometry TEXT NOT NULL,
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properties TEXT NOT NULL,
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type TEXT NOT NULL,
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location_id,
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latitude REAL NOT NULL,
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longitude REAL NOT NULL
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)
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''');
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}
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// Database insert operation
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Future<void> insertFeature(Map<String, dynamic> feature) async {
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// Get a reference to the database.
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final db = await database;
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// Insert the feature into the correct table.
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await db.insert(
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'features',
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feature,
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conflictAlgorithm: ConflictAlgorithm.replace,
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);
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}
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// Database get operation
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Future<List<Feature>> getFeatures() async {
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Database db = await database;
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final List<Map<String, dynamic>> maps = await db.query('features');
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return List.generate(maps.length, (i) {
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return Feature(
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id: maps[i]['id'],
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geometry: Geometry.fromMap(jsonDecode(maps[i]['geometry'])),
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properties: Properties.fromMap(jsonDecode(maps[i]['properties'])),
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type: maps[i]['type'],
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location_id: Properties.fromMap(jsonDecode(maps[i]['properties'])).location_id,
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latitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][1],
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longitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][0]
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);
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});
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}
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// Database delete operation
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Future<void> deleteFeature(int id) async {
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Database db = await database;
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await db.delete(
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'features',
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where: "id = ?",
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whereArgs: [id],
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);
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}
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Future<void> deleteAll() async {
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// Get a reference to the database.
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final db = await database;
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// Delete all rows.
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await db.rawDelete('DELETE FROM features');
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}
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// Database search by location_id
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Future<List<Feature>> getFeatureByLocationId(int locationId) async {
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Database db = await database;
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final List<Map<String, dynamic>> maps = await db.query(
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'features',
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where: "location_id = ?",
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whereArgs: [locationId],
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);
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return List.generate(maps.length, (i) {
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return Feature(
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id: maps[i]['id'],
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geometry: Geometry.fromMap(jsonDecode(maps[i]['geometry'])),
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properties: Properties.fromMap(jsonDecode(maps[i]['properties'])),
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type: maps[i]['type'],
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location_id: Properties.fromMap(jsonDecode(maps[i]['properties'])).location_id,
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latitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][1],
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longitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][0]
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);
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});
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}
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// Database search by latitude and longitude
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Future<List<Feature>> getFeatureByLatLon(double latitude, double longitude) async {
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Database db = await database;
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final List<Map<String, dynamic>> maps = await db.query(
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'features',
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where: "latitude = ? AND longitude = ?",
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whereArgs: [latitude, longitude],
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);
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return List.generate(maps.length, (i) {
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return Feature(
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id: maps[i]['id'],
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geometry: Geometry.fromMap(jsonDecode(maps[i]['geometry'])),
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properties: Properties.fromMap(jsonDecode(maps[i]['properties'])),
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type: maps[i]['type'],
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location_id: Properties.fromMap(jsonDecode(maps[i]['properties'])).location_id,
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latitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][1],
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longitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][0]
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);
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});
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}
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Future<List<Feature>> getFeaturesWithinBounds(LatLngBounds bounds) async {
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final db = await database;
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final List<Map<String, dynamic>> maps = await db.query(
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'features',
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where: 'latitude BETWEEN ? AND ? AND longitude BETWEEN ? AND ?',
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whereArgs: [
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bounds.southWest!.latitude,
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bounds.northEast!.latitude,
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bounds.southWest!.longitude,
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bounds.northEast!.longitude,
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],
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);
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return List.generate(maps.length, (i) {
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return Feature(
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id: maps[i]['id'],
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geometry: Geometry.fromMap(jsonDecode(maps[i]['geometry'])),
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properties: Properties.fromMap(jsonDecode(maps[i]['properties'])),
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type: maps[i]['type'],
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location_id: Properties.fromMap(jsonDecode(maps[i]['properties'])).location_id,
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latitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][1],
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longitude: Geometry.fromMap(jsonDecode(maps[i]['geometry'])).coordinates![0][0]
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);
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});
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}
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}
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@ -1,6 +1,7 @@
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import 'package:geojson/geojson.dart';
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import 'package:rogapp/model/destination.dart';
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import 'package:rogapp/model/location_response.dart';
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class TextUtils{
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@ -18,22 +19,25 @@ class TextUtils{
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}
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static String getDisplayText(Destination dp){
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static String getDisplayText(Feature dp){
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RegExp regex = RegExp(r'([.]*0)(?!.*\d)');
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String txt = "";
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if(dp.cp! > 0){
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txt = "${dp.cp.toString().replaceAll(regex, '')}";
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if(dp.checkin_point != null && dp.checkin_point! > 0){
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txt = txt + "{${dp.checkin_point.toString().replaceAll(regex, '')}}";
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if(dp.properties!.cp! > 0){
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txt = "${dp.properties!.cp.toString().replaceAll(regex, '')}";
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if(dp.properties!.checkin_point != null && dp.properties!.checkin_point! > 0){
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txt = txt + "{${dp.properties!.checkin_point.toString().replaceAll(regex, '')}}";
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}
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if(dp.buy_point != null && dp.buy_point! > 0){
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print("^^^^^^^^^ ${dp.sub_loc_id}^^^^^^^^^^");
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txt = "#${dp.cp.toString().replaceAll(regex, '')}(${dp.checkin_point.toString().replaceAll(regex, '')}+${dp.buy_point.toString().replaceAll(regex, '')})";
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if(dp.properties!.buy_point != null && dp.properties!.buy_point! > 0){
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txt = "#${dp.properties!.cp.toString().replaceAll(regex, '')}(${dp.properties!.checkin_point.toString().replaceAll(regex, '')}+${dp.properties!.buy_point.toString().replaceAll(regex, '')})";
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}
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}
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return txt;
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}
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static String getDisplayTextForFeature(Feature f){
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return "${f.properties!.sub_loc_id}";
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}
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// static String getDisplayText(String num){
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// RegExp regex = RegExp(r'([.]*0)(?!.*\d)');
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// return "${num.replaceAll(regex, '')}";
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