ashishrawat2911

import Flutter
import UIKit

public class SwiftFlutterAlertDemoPlugin: NSObject, FlutterPlugin {
 public static func register(with registrar: FlutterPluginRegistrar) {
   let channel = FlutterMethodChannel(name: "flutter_alert_demo", binaryMessenger: registrar.messenger())
   let instance = SwiftFlutterAlertDemoPlugin()
   registrar.addMethodCallDelegate(instance, channel: channel)
 }

ashishrawat2911

import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flutter/services.dart';
import 'package:flutter_alert_demo/flutter_alert_demo.dart';

void main() => runApp(new MyApp());

class MyApp extends StatefulWidget {
 @override

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void showCupertinoSheet<T>({BuildContext context}) {
    showCupertinoModalPopup<T>(
      context: context,
      builder: (BuildContext context) => CupertinoActionSheet(
          title: const Text('Choose Options'),
          message: const Text('Your options are '),
          actions: <Widget>[
            CupertinoActionSheetAction(
              child: const Text('One'),
              onPressed: () {

ashishrawat2911

class Person {
  int id;
  String name;
  String city;

  Person({this.id, this.name, this.city});

  factory Person.fromMap(Map<String, dynamic> json) => new Person(
        id: json["id"],
        name: json["name"],

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  Future<Database> get database async {
    if (_database != null) return _database;
    _database = await getDatabaseInstance();
    return _database;
  }

  Future<Database> getDatabaseInstance() async {
    Directory directory = await getApplicationDocumentsDirectory();
    String path = join(directory.path, "person.db");
    return await openDatabase(path, version: 1,

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//return all persons from the database
  Future<List<Person>> getAllPersons() async {
    final db = await database;
    var response = await db.query("Person");
    List<Person> list = response.map((c) => Person.fromMap(c)).toList();
    return list;
  }

//return single person with id
 Future<Person> getPersonWithId(int id) async {

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  addPersonToDatabase(Person person) async {
    final db = await database;
    var raw = await db.insert(
      "Person",
      person.toMap(),
      conflictAlgorithm: ConflictAlgorithm.replace,
    );
    return raw;
  }

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//delete person with id
  deletePersonWithId(int id) async {
    final db = await database;
    return db.delete("Person", where: "id = ?", whereArgs: [id]);
  }

//delete all persons 
  deleteAllPersons() async {
    final db = await database;
    db.delete("Person");

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  updatePerson(Person person) async {
    final db = await database;
    var response = await db.update("Person", person.toMap(),
        where: "id = ?", whereArgs: [person.id]);
    return response;
  }

ashishrawat2911

import 'dart:async';
import 'dart:io';

import 'package:path/path.dart';
import 'package:path_provider/path_provider.dart';
import 'package:flutter_sqlite/person.dart';
import 'package:sqflite/sqflite.dart';

class PersonDatabaseProvider {
  PersonDatabaseProvider._();