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v0.0.1
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5ead82b9c6
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5ead82b9c6 | ||
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0372185e96 | ||
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168ff7b9a4 |
+2
-2
@@ -4,12 +4,12 @@ import 'api_handler.dart';
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import 'transport_helper.dart';
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import 'dart:async';
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import 'package:sqflite_common_ffi/sqflite_ffi.dart'; //for testing on desktop
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// import 'package:sqflite_common_ffi/sqflite_ffi.dart'; //for testing on desktop
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void main() async {
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await dotenv.load();
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const String dbName = "oeffimasterTransportDb";
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databaseFactory = databaseFactoryFfi; // for debugging and desktop test
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// databaseFactory = databaseFactoryFfi; // for debugging and desktop test
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DbHelper.initDb(dbName);
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runApp(const MyApp());
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}
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+42
-37
@@ -41,11 +41,11 @@ class DbHelper {
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}
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}
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/// this class covers two database tables: "route" and "routesegments"
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/// while route will for now only hold an id, routesegments will store the
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/// m-n/ 1-n relations between routes and segments - the segments contain the most
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/// relevant info, while routesegments stores which route the segments belong to
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/// and in which order they make up a route
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/// this class covers two database tables: "journey" and "routesegments"
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/// while journey will for now only hold an id, routesegments will store the
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/// m-n/ 1-n relations between journeys and segments - the segments contain the most
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/// relevant info, while routesegments stores which journey the segments belong to
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/// and in which order they make up a journey
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class Journey {
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static const String tableName = "journey";
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// TODO: add last_viewed, last_modified and such
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@@ -63,7 +63,7 @@ class Journey {
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required this.duration,
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});
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/// toMap for Journey but it's just route ids for now
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/// toMap for Journey but it's just journey ids for now
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Map<String, Object?> _toMapJourney() {
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return {"id": id, "startstation": startStation, "endstation": endStation};
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}
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@@ -74,7 +74,7 @@ class Journey {
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List<Map<String, Object?>> tmp = [];
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for (final (segmentIdx, segment) in segments.indexed) {
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tmp.add({
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"route": id,
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"journey": id,
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"segment": segment.id,
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"segmentorder": segmentIdx,
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});
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@@ -91,13 +91,13 @@ class Journey {
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}
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factory Journey.fromMap(
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Map<String, Object?> routeMaps,
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Map<String, Object?> journeyMaps,
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List<Segment> segmentMaps,
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) {
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return Journey(
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id: routeMaps["id"] as int,
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startStation: routeMaps["startstation"] as String?,
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endStation: routeMaps["endstation"] as String?,
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id: journeyMaps["id"] as int,
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startStation: journeyMaps["startstation"] as String?,
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endStation: journeyMaps["endstation"] as String?,
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segments: segmentMaps,
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duration: Duration(minutes: 0),
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);
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@@ -138,10 +138,10 @@ class Journey {
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segments.last.end.arrivalTime,
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);
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} else {
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// if the route has no segments yet, at least the startStation should remain,
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// if the journey has no segments yet, at least the startStation should remain,
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// otherwise delete the thing
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// having a startStation makes the first step faster at least
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// no need to put a mostly empty route into the db though
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// no need to put a mostly empty journey into the db though
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endStation = null;
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duration = Duration(minutes: 0);
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}
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@@ -199,7 +199,7 @@ class Journey {
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String segment = Segment.tableName;
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database.execute("""CREATE TABLE IF NOT EXISTS routesegments(
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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route INTEGER,
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journey INTEGER,
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segment INTEGER,
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segmentorder INTEGER, -- TODO: implement sorting
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FOREIGN KEY('$tableName') REFERENCES '$tableName'(id),
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@@ -216,9 +216,9 @@ class Journey {
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where: "id = ?",
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whereArgs: [id],
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);
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assert(result.length < 2, "found more than 1 route for id $id");
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Journey route = Journey.fromMap(result.first, await routeSegments);
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return route;
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assert(result.length < 2, "found more than 1 journey for id $id");
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Journey journey = Journey.fromMap(result.first, await routeSegments);
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return journey;
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}
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/// gets routesegments and hands them to the Journey.fromMap factory, works async
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@@ -244,14 +244,14 @@ class Journey {
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}
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static Future<List<Segment>> _dbGetJourneySegments(
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int routeId,
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int journeyId,
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) async {
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Database database = DbHelper.db;
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String segment = Segment.tableName;
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var tmp = await database.rawQuery("""
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SELECT * FROM '$segment'
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JOIN routesegments ON routesegments.segment = '$segment'.id
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WHERE routesegments.route = '$routeId'
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WHERE routesegments.journey = '$journeyId'
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ORDER BY routesegments.segmentorder ASC;
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""");
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@@ -273,15 +273,15 @@ class Journey {
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return id_tmp;
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}
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static void dbAppendJourneySegment(int routeId, int segmentid) {
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static void dbAppendJourneySegment(int journeyId, int segmentid) {
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Database database = DbHelper.db;
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// generate segmentorder to be 0 if no segment exists for route, otherwise
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// take highest segmentorder+1 for given route
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// generate segmentorder to be 0 if no segment exists for journey, otherwise
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// take highest segmentorder+1 for given journey
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database.rawInsert(
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"""INSERT INTO routesegments(route, segment, segmentorder) VALUES
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($routeId, $segmentid, CASE WHEN EXISTS (
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SELECT segmentorder FROM routesegments r WHERE r.route=$routeId) THEN (
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SELECT segmentorder AS so FROM routesegments r WHERE r.route=$routeId
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"""INSERT INTO routesegments(journey, segment, segmentorder) VALUES
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($journeyId, $segmentid, CASE WHEN EXISTS (
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SELECT segmentorder FROM routesegments r WHERE r.journey=$journeyId) THEN (
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SELECT segmentorder AS so FROM routesegments r WHERE r.journey=$journeyId
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ORDER BY so DESC LIMIT 1) +1 ELSE 0 END);
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""",
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);
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@@ -322,7 +322,7 @@ class Journey {
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database.update(
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"routesegments",
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routeSegments[i],
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where: "route = ? AND segmentoder = ?",
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where: "journey = ? AND segmentoder = ?",
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whereArgs: [id, i],
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);
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}
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@@ -342,7 +342,7 @@ class Journey {
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Database database = DbHelper.db;
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database.delete(
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"routesegments",
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where: "route = ? AND segmentorder = ?",
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where: "journey = ? AND segmentorder = ?",
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whereArgs: [id, idx], // TODO: test the index
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);
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}
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@@ -351,7 +351,7 @@ class Journey {
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Database database = DbHelper.db;
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database.delete(
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"routesegments",
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where: "route = ? AND segmentorder = ?",
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where: "journey = ? AND segmentorder = ?",
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whereArgs: [id, segments.length - 1], // TODO: test the index
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);
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}
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@@ -361,7 +361,7 @@ class Journey {
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if (position <= segments.length) {
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database.delete(
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"routesegments",
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where: "route = ? AND segmentorder >= ?",
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where: "journey = ? AND segmentorder >= ?",
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whereArgs: [id, position],
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);
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}
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@@ -493,7 +493,7 @@ class Segment {
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FROM $tableName s
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JOIN $departure start ON s.startid = start.id
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JOIN $departure end ON s.endid = end.id
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JOIN $vehicle v ON s.vehicleid = v.id
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JOIN $vehicle v ON s.vehicleid = v.vehicleid
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where s.id = $id;
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""",
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);
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@@ -526,7 +526,7 @@ class Segment {
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"departuretime": seg["end_departuretime"] as String,
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};
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Map<String, String> vehicleMap = {
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"id": seg["vehicleid"] as String,
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"vehicleid": seg["vehicleid"] as String,
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"name": seg["vehiclename"] as String,
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"line": seg["vehicleline"] as String,
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};
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@@ -735,7 +735,7 @@ class Vehicle {
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Map<String, Object?> _toMap() {
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return {
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"id": vehicleid,
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"vehicleid": vehicleid,
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"name": name,
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"line": vehicleLineId,
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};
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@@ -745,7 +745,7 @@ class Vehicle {
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Map<String, Object?> map,
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) {
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return Vehicle(
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vehicleid: map["id"] as String,
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vehicleid: map["vehicleid"] as String,
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name: map["name"] as String,
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vehicleLineId: map["line"] as String,
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);
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@@ -775,7 +775,7 @@ class Vehicle {
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Database database = DbHelper.db;
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var vehicleMap = await database.query(
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tableName,
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where: "id = ?",
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where: "vehicleid = ?",
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whereArgs: [vehicleId],
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);
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return Vehicle.fromMap(vehicleMap.first);
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@@ -792,7 +792,12 @@ class Vehicle {
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void dbUpdate() async {
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Database database = DbHelper.db;
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database.update(tableName, _toMap(), where: "id=?", whereArgs: [vehicleid]);
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database.update(
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tableName,
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_toMap(),
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where: "vehicleid=?",
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whereArgs: [vehicleid],
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);
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}
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void dbDelete() async {
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@@ -1173,4 +1178,4 @@ enum VehicleType {
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subway,
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regionalTrain,
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PLACEHOLDER,
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}
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}
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