ulapp/FieldLogger/Views/HomePage.xaml

<?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"
             xmlns:vm="clr-namespace:FieldLogger.ViewModels"
             xmlns:models="clr-namespace:FieldLogger.Models"
             x:Class="FieldLogger.Views.HomePage"
             x:DataType="vm:HomeViewModel"
             Title="Field Logger">
    <ScrollView>
        <VerticalStackLayout Padding="16" Spacing="12">

            <!-- Device connection status -->
            <Border StrokeThickness="0" Background="{AppThemeBinding Light=#F2F2F7, Dark=#1C1C1E}" StrokeShape="RoundRectangle 12" Padding="12">
                <Grid ColumnDefinitions="16,*,Auto" RowDefinitions="Auto,Auto" RowSpacing="10" ColumnSpacing="10">
                    <Ellipse Grid.Row="0" Grid.Column="0" WidthRequest="12" HeightRequest="12" VerticalOptions="Center"
                             Fill="{Binding Manager.LocatorState, Converter={StaticResource StateColor}}" />
                    <VerticalStackLayout Grid.Row="0" Grid.Column="1" Spacing="0">
                        <Label Text="{Binding Manager.LocatorName, TargetNullValue='Locating Receiver — not selected'}" FontAttributes="Bold" />
                        <Label Text="{Binding Manager.LocatorState, Converter={StaticResource StateText}}" FontSize="12" TextColor="Gray" />
                    </VerticalStackLayout>
                    <Button Grid.Row="0" Grid.Column="2" Text="Select" FontSize="12" Padding="10,4"
                            Command="{Binding SelectLocatorCommand}" />

                    <Ellipse Grid.Row="1" Grid.Column="0" WidthRequest="12" HeightRequest="12" VerticalOptions="Center"
                             Fill="{Binding Manager.GpsState, Converter={StaticResource StateColor}}" />
                    <VerticalStackLayout Grid.Row="1" Grid.Column="1" Spacing="0">
                        <Label Text="{Binding Manager.GpsName, TargetNullValue='Maglink RTK GPS — not selected'}" FontAttributes="Bold" />
                        <Label Text="{Binding Manager.GpsState, Converter={StaticResource StateText}}" FontSize="12" TextColor="Gray" />
                    </VerticalStackLayout>
                    <Button Grid.Row="1" Grid.Column="2" Text="Select" FontSize="12" Padding="10,4"
                            Command="{Binding SelectGpsCommand}" />
                </Grid>
            </Border>

            <!-- Live GNSS fix -->
            <Border StrokeThickness="0" Background="{AppThemeBinding Light=#F2F2F7, Dark=#1C1C1E}" StrokeShape="RoundRectangle 12" Padding="12">
                <VerticalStackLayout Spacing="4">
                    <HorizontalStackLayout Spacing="8">
                        <Label Text="GPS" FontAttributes="Bold" />
                        <Label Text="{Binding FixStatusLabel}" TextColor="DodgerBlue" FontAttributes="Bold" />
                    </HorizontalStackLayout>
                    <Label Text="{Binding FixSummary}" FontFamily="Courier New" FontSize="13" />
                    <Label Text="{Binding FixAccuracy}" FontSize="12" TextColor="Gray" />
                </VerticalStackLayout>
            </Border>

            <!-- Active job -->
            <Border StrokeThickness="0" Background="{AppThemeBinding Light=#F2F2F7, Dark=#1C1C1E}" StrokeShape="RoundRectangle 12" Padding="12">
                <VerticalStackLayout Spacing="8">
                    <Grid ColumnDefinitions="*,Auto">
                        <VerticalStackLayout Spacing="0">
                            <Label Text="{Binding ActiveJobName}" FontAttributes="Bold" FontSize="16" />
                            <Label FontSize="12" TextColor="Gray">
                                <Label.Text>
                                    <Binding Path="PointCount" StringFormat="{}{0} points logged" />
                                </Label.Text>
                            </Label>
                        </VerticalStackLayout>
                        <HorizontalStackLayout Grid.Column="1" Spacing="6">
                            <Button Text="New Job" FontSize="12" Padding="10,4" Command="{Binding NewJobCommand}" />
                            <Button Text="Jobs" FontSize="12" Padding="10,4" Command="{Binding SelectJobCommand}" />
                        </HorizontalStackLayout>
                    </Grid>
                    <Label Text="Press the log button on the receiver to capture a point."
                           FontSize="12" TextColor="Gray" IsVisible="{Binding HasActiveJob}" />
                </VerticalStackLayout>
            </Border>

            <!-- Recent points -->
            <Label Text="Recent Points" FontAttributes="Bold" Margin="4,8,0,0" />
            <CollectionView ItemsSource="{Binding RecentPoints}" HeightRequest="320">
                <CollectionView.EmptyView>
                    <Label Text="No points logged yet." TextColor="Gray" Margin="8" />
                </CollectionView.EmptyView>
                <CollectionView.ItemTemplate>
                    <DataTemplate x:DataType="models:LoggedPoint">
                        <Border StrokeThickness="0" Background="{AppThemeBinding Light=#FAFAFA, Dark=#242426}"
                                StrokeShape="RoundRectangle 8" Padding="10" Margin="0,2">
                            <Grid ColumnDefinitions="*,Auto" RowDefinitions="Auto,Auto">
                                <Label Grid.Row="0" FontSize="13" FontAttributes="Bold">
                                    <Label.Text>
                                        <MultiBinding StringFormat="{}{0} · {1} Hz · depth {2}">
                                            <Binding Path="Utility" Converter="{StaticResource UtilityName}" />
                                            <Binding Path="Frequency" />
                                            <Binding Path="DepthRaw" />
                                        </MultiBinding>
                                    </Label.Text>
                                </Label>
                                <Label Grid.Row="0" Grid.Column="1" FontSize="12" TextColor="Gray"
                                       Text="{Binding TimestampUtc, StringFormat='{0:HH:mm:ss}'}" />
                                <Label Grid.Row="1" Grid.ColumnSpan="2" FontSize="12" TextColor="Gray">
                                    <Label.Text>
                                        <MultiBinding StringFormat="{}{0:F7}, {1:F7} · {2}">
                                            <Binding Path="Latitude" />
                                            <Binding Path="Longitude" />
                                            <Binding Path="FixStatus" Converter="{StaticResource FixStatusName}" />
                                        </MultiBinding>
                                    </Label.Text>
                                </Label>
                            </Grid>
                        </Border>
                    </DataTemplate>
                </CollectionView.ItemTemplate>
            </CollectionView>

        </VerticalStackLayout>
    </ScrollView>
</ContentPage>