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Persistência com Flutter: Crie um app com armazenamento interno
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| {"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"sqflite","path":"C:\\\\flutter\\\\.pub-cache\\\\hosted\\\\pub.dartlang.org\\\\sqflite-1.1.7+2\\\\","dependencies":[]}],"android":[{"name":"sqflite","path":"C:\\\\flutter\\\\.pub-cache\\\\hosted\\\\pub.dartlang.org\\\\sqflite-1.1.7+2\\\\","dependencies":[]}],"macos":[],"linux":[],"windows":[],"web":[]},"dependencyGraph":[{"name":"sqflite","dependencies":[]}],"date_created":"2020-07-28 09:43:34.384780","version":"1.17.5"} |
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13 changes: 13 additions & 0 deletions
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android/app/src/main/kotlin/br/com/alura/bytebank/MainActivity.kt
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|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| package br.com.alura.bytebank | ||
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| import android.os.Bundle | ||
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| import io.flutter.app.FlutterActivity | ||
| import io.flutter.plugins.GeneratedPluginRegistrant | ||
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| class MainActivity: FlutterActivity() { | ||
| override fun onCreate(savedInstanceState: Bundle?) { | ||
| super.onCreate(savedInstanceState) | ||
| GeneratedPluginRegistrant.registerWith(this) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| import UIKit | ||
| import Flutter | ||
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| @UIApplicationMain | ||
| @objc class AppDelegate: FlutterAppDelegate { | ||
| override func application( | ||
| _ application: UIApplication, | ||
| didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]? | ||
| ) -> Bool { | ||
| GeneratedPluginRegistrant.register(with: self) | ||
| return super.application(application, didFinishLaunchingWithOptions: launchOptions) | ||
| } | ||
| } |
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ios/Runner/Assets.xcassets/AppIcon.appiconset/[email protected]
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| Original file line number | Diff line number | Diff line change |
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| #import "GeneratedPluginRegistrant.h" |
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| Original file line number | Diff line number | Diff line change |
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| import 'package:bytebank/database/dao/contact_dao.dart'; | ||
| import 'package:path/path.dart'; | ||
| import 'package:sqflite/sqflite.dart'; | ||
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| Future<Database> getDatabase() async { | ||
| final String path = join(await getDatabasesPath(), 'bytebank.db'); | ||
| return openDatabase( | ||
| path, | ||
| onCreate: (db, version) { | ||
| db.execute(ContactDao.tableSql); | ||
| }, | ||
| version: 1, | ||
| ); | ||
| } | ||
|
|
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,48 @@ | ||
| import 'package:bytebank/models/contact.dart'; | ||
| import 'package:sqflite/sqflite.dart'; | ||
| import 'package:bytebank/database/app_database.dart'; | ||
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| class ContactDao { | ||
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| static const String tableSql = 'CREATE TABLE $_tableName(' | ||
| '$_id INTEGER PRIMARY KEY, ' | ||
| '$_name TEXT, ' | ||
| '$_accountNumber INTEGER)'; | ||
| static const String _tableName = 'contacts'; | ||
| static const String _id = 'id'; | ||
| static const String _name = 'name'; | ||
| static const String _accountNumber = 'account_number'; | ||
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| Future<int> save(Contact contact) async { | ||
| final Database db = await getDatabase(); | ||
| Map<String, dynamic> contactMap = _toMap(contact); | ||
| return db.insert(_tableName, contactMap); | ||
| } | ||
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| Future<List<Contact>> findAll() async { | ||
| final Database db = await getDatabase(); | ||
| final List<Map<String, dynamic>> result = await db.query(_tableName); | ||
| List<Contact> contacts = _toList(result); | ||
| return contacts; | ||
| } | ||
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| Map<String, dynamic> _toMap(Contact contact) { | ||
| final Map<String, dynamic> contactMap = Map(); | ||
| contactMap[_name] = contact.name; | ||
| contactMap[_accountNumber] = contact.accountNumber; | ||
| return contactMap; | ||
| } | ||
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| List<Contact> _toList(List<Map<String, dynamic>> result) { | ||
| final List<Contact> contacts = List(); | ||
| for (Map<String, dynamic> row in result) { | ||
| final Contact contact = Contact( | ||
| row[_id], | ||
| row[_name], | ||
| row[_accountNumber], | ||
| ); | ||
| contacts.add(contact); | ||
| } | ||
| return contacts; | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| class Contact { | ||
| final int id; | ||
| final String name; | ||
| final int accountNumber; | ||
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| Contact( | ||
| this.id, | ||
| this.name, | ||
| this.accountNumber, | ||
| ); | ||
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| @override | ||
| String toString() { | ||
| return 'Contact{id: $id, name: $name, accountNumber: $accountNumber}'; | ||
| } | ||
| } |
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