Add Contact Update

Helpers/DatabaseHelper.cs

@@ -0,0 +1,44 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Text;
+using System.Threading.Tasks;
+using SQLite;
+
+namespace Justice.Helpers
+{
+    public class DatabaseHelper
+    {
+        private readonly SQLiteAsyncConnection _database;
+        public DatabaseHelper(string databaseName = "Appdatabase.db")
+        {
+            var dbPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), databaseName);
+            _database = new SQLiteAsyncConnection(dbPath);
+        }
+        public async Task InitializeAsync<T>() where T: new()
+        {
+            await _database.CreateTableAsync<T>();
+        }
+        public async Task<int> InsertAsync<T>(T item) where T : new()
+        { 
+            return await _database.InsertAsync(item);
+        }
+        public async Task<List<T>>GetAllAsync<T>()where T : new()
+        {
+            return await _database.Table<T>().ToListAsync();
+        }
+        public async Task<List<T>> GetAsync<T>(Expression<Func<T, bool>> predicate) where T : new()
+        {
+            return await _database.Table<T>().Where(predicate).ToListAsync();
+        }
+        public async Task<int> UpdateAsync<T>(T item) where T : new()
+        {
+            return await _database.UpdateAsync(item);
+        }
+        public async Task<int> DeleteAsync<T>(T item) where T : new()
+        {
+            return await _database.DeleteAsync(item);
+        }
+    }
+}

Models/EmergencyContact.cs

@@ -3,14 +3,16 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using Justice.Models;
 
 namespace Justice.Models
 {
-    public class Contact
+    public class EmergencyContact
     {
         public int Id { get; set; }
         public string Name { get; set; }
         public string MobileNumber { get; set; }
         public string Group { get; set; }
+
     }
 }

Views/AddContactPage.xaml

@@ -0,0 +1,47 @@
+<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             x:Class="Justice.Views.AddContactPage"
+             Title="Add Emergency Contact">
+
+    <StackLayout Padding="20">
+        <Label Text="Name" FontSize="Medium" />
+        <Entry x:Name="NameEntry" Placeholder="Enter name" />
+
+        <Label Text="Mobile Number" FontSize="Medium" />
+        <Entry x:Name="MobileNumberEntry" Placeholder="Enter mobile number" Keyboard="Telephone" />
+
+        <Label Text="Group" FontSize="Medium" />
+        <Picker x:Name="GroupPicker">
+            <Picker.ItemsSource>
+                <x:Array Type="{x:Type x:String}">
+                    <x:String>Parents</x:String>
+                    <x:String>Friends</x:String>
+                    <x:String>Colleagues</x:String>
+                    <x:String>Others</x:String>
+                </x:Array>
+            </Picker.ItemsSource>
+        </Picker>
+        <Button Text="Save Contact" Clicked="OnSaveContactClicked" />
+        <ScrollView>
+            <StackLayout>
+                <Grid RowSpacing="10" ColumnSpacing="10">
+                    <Grid.ColumnDefinitions>
+                        <ColumnDefinition Width="*"/>
+                        <ColumnDefinition Width="*"/>
+                        <ColumnDefinition Width="*"/>
+                    </Grid.ColumnDefinitions>
+                    <Border Grid.Column="0" HeightRequest="100" Margin="1">
+                        
+                    </Border>
+                    <Border Grid.Column="1" HeightRequest="100">
+
+                    </Border>
+                    <Border Grid.Column="2" HeightRequest="100">
+
+                    </Border>
+
+                </Grid>
+            </StackLayout>
+        </ScrollView>
+    </StackLayout>
+</ContentPage>

Views/AddContactPage.xaml.cs

@@ -0,0 +1,39 @@
+using Justice.Models;
+using Justice.Views;
+using Justice.Helpers;
+
+
+namespace Justice.Views;
+
+public partial class AddContactPage : ContentPage
+{
+	private readonly DatabaseHelper _databaseHelper;
+	public AddContactPage()
+	{
+		InitializeComponent();
+		_databaseHelper = new DatabaseHelper();
+	}
+	private async void OnSaveContactClicked(object sender, EventArgs e)
+	{
+		try
+		{
+			if (string.IsNullOrWhiteSpace(NameEntry.Text) || string.IsNullOrWhiteSpace(MobileNumberEntry.Text) || GroupPicker.SelectedItem == null)
+			{
+				await DisplayAlert("Error", "All Fields Required", "OK");				
+			}
+			var contact = new EmergencyContact
+			{
+				Name = NameEntry.Text,
+				MobileNumber = MobileNumberEntry.Text,
+				Group = GroupPicker.SelectedItem.ToString()
+			};
+			await _databaseHelper.InsertAsync(contact);
+			await DisplayAlert("Success", "Contact Saved Successfully", "OK");
+			await Navigation.PushAsync(new EmergencyContactsPage());
+		}
+		catch (Exception ex)
+		{
+            await DisplayAlert("Success", $"{ex}", "OK");
+        }
+    }
+}

Views/DashboardPage.xaml

@@ -25,7 +25,7 @@
                     <ColumnDefinition Width="Auto"/>
                 </Grid.ColumnDefinitions>
                 <VerticalStackLayout Grid.Column="0" VerticalOptions="Center">
-                    <Label Text="Welcome" FontSize="20" TextColor="LightGray" FontAttributes="Bold" Padding="10"/>
+                    <Label Text="Welcome" FontSize="20" TextColor="LightGray" FontAttributes="Bold" Padding="10" AnchorY="10"/>
                 </VerticalStackLayout>
                 <Border Grid.Column="1" StrokeThickness="1" Stroke="Gray" HeightRequest="60" WidthRequest="60" Margin="8">
                     <Border.StrokeShape>

Views/DashboardPage.xaml.cs

@@ -51,6 +51,6 @@ public partial class DashboardPage : ContentPage
 
 	private void OnAddContactClicked(object sender, EventArgs e)
 	{
-        DisplayAlert("Add contact button clicked", "Add contact", "OK");
+		Navigation.PushAsync(new AddContactPage());
     }
 }

Views/EmergencyContactsPage.xaml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             x:Class="Justice.Views.EmergencyContactsPage"
+             Title="EmergencyContactsPage">
+    <VerticalStackLayout>
+        <Label 
+            Text="Welcome to .NET MAUI!"
+            VerticalOptions="Center" 
+            HorizontalOptions="Center" />
+    </VerticalStackLayout>
+</ContentPage>

Views/EmergencyContactsPage.xaml.cs

@@ -0,0 +1,15 @@
+using Justice.Helpers;
+
+namespace Justice.Views;
+
+public partial class EmergencyContactsPage : ContentPage
+{
+	private readonly DatabaseHelper _databaseHelper;
+	public EmergencyContactsPage()
+	{
+		InitializeComponent();
+		_databaseHelper = new DatabaseHelper();
+
+	}
+
+}