StabilityMatrix/StabilityMatrix.Avalonia/Controls/SettingsAccountLinkExpander.axaml

<Styles
    xmlns="https://github.com/avaloniaui"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:controls="using:StabilityMatrix.Avalonia.Controls"
    xmlns:lang="clr-namespace:StabilityMatrix.Avalonia.Languages"
    xmlns:ui="clr-namespace:FluentAvalonia.UI.Controls;assembly=FluentAvalonia">
    <Design.PreviewWith>
        <StackPanel Width="600" Height="400">
            <controls:SettingsAccountLinkExpander
                Header="Service 1"
                IconSource="OtherUser"
                OffDescription="Manage account services like A, B, and C" />

            <controls:SettingsAccountLinkExpander
                Header="Service 1 (Loading)"
                IconSource="OtherUser"
                IsLoading="True"
                OffDescription="Manage account services like A, B, and C" />

            <controls:SettingsAccountLinkExpander
                Header="Service 2"
                IconSource="CloudFilled"
                IsConnected="True"
                OffDescription="Manage account services like A, B, and C" />

            <controls:SettingsAccountLinkExpander
                Header="Service 3"
                IconSource="CloudFilled"
                IsConnected="True"
                OnDescriptionExtra="(account)"
                OffDescription="Manage account services like A, B, and C" />
        </StackPanel>
    </Design.PreviewWith>

    <Style Selector="controls|SettingsAccountLinkExpander">
        <!--  Set Defaults  -->
        <Setter Property="Template">
            <ControlTemplate>
                <ui:SettingsExpander x:Name="PART_SettingsExpander" IconSource="{TemplateBinding IconSource}">
                    <ui:SettingsExpander.Header>
                        <StackPanel>
                            <TextBlock x:Name="PART_HeaderTextBlock" Text="{TemplateBinding Header}" />

                            <TextBlock
                                Foreground="{DynamicResource TextFillColorSecondaryBrush}"
                                IsVisible="{TemplateBinding IsConnected,
                                                            Mode=OneWay,
                                                            Converter={x:Static BoolConverters.Not}}"
                                Text="{TemplateBinding OffDescription}"
                                TextWrapping="Wrap"
                                Theme="{DynamicResource CaptionTextBlockStyle}" />


                            <StackPanel
                                x:Name="PART_OnDescriptionPanel"
                                IsVisible="{TemplateBinding IsConnected,
                                                            Mode=OneWay}"
                                Orientation="Horizontal"
                                Spacing="4">
                                <Ellipse
                                    Width="5"
                                    Height="5"
                                    Fill="{StaticResource ThemeMediumSeaGreenColor}" />
                                <TextBlock
                                    Foreground="{DynamicResource TextFillColorSecondaryBrush}"
                                    Text="{TemplateBinding OnDescription}"
                                    TextWrapping="Wrap"
                                    Theme="{DynamicResource CaptionTextBlockStyle}" />
                                <TextBlock
                                    Foreground="{DynamicResource TextFillColorSecondaryBrush}"
                                    Text="{TemplateBinding OnDescriptionExtra}"
                                    TextWrapping="Wrap"
                                    Theme="{DynamicResource CaptionTextBlockStyle}" />
                            </StackPanel>
                        </StackPanel>

                    </ui:SettingsExpander.Header>

                    <ui:SettingsExpander.Footer>
                        <StackPanel Margin="0,0,12,0" Orientation="Horizontal">
                            <!--  for some reason direct bind to IsConnected doesn't work here  -->

                            <controls:ProgressRing
                                Margin="0,0,24,0"
                                BorderThickness="3"
                                IsIndeterminate="{Binding $parent[controls:SettingsAccountLinkExpander].IsLoading}"
                                IsVisible="{Binding $parent[controls:SettingsAccountLinkExpander].IsLoading}" />


                            <!--  Connect button  -->
                            <Button
                                x:Name="PART_ConnectButton"
                                Padding="32,6"
                                Command="{TemplateBinding ConnectCommand}"
                                Content="{x:Static lang:Resources.Action_Connect}"
                                IsVisible="{Binding !IsVisible, ElementName=PART_OnDescriptionPanel}" />

                            <!--  Disconnect button  -->
                            <Button
                                x:Name="PART_DisconnectButton"
                                Padding="6,8"
                                HorizontalAlignment="Right"
                                BorderThickness="0"
                                Classes="transparent"
                                IsVisible="{Binding IsVisible, ElementName=PART_OnDescriptionPanel}">
                                <ui:SymbolIcon FontSize="20" Symbol="More" />
                                <Button.Flyout>
                                    <ui:FAMenuFlyout Placement="BottomEdgeAlignedLeft">
                                        <ui:MenuFlyoutItem
                                            x:Name="PART_DisconnectMenuItem"
                                            Command="{TemplateBinding DisconnectCommand}"
                                            Text="{x:Static lang:Resources.Action_Disconnect}" />
                                    </ui:FAMenuFlyout>
                                </Button.Flyout>
                            </Button>
                        </StackPanel>

                    </ui:SettingsExpander.Footer>

                </ui:SettingsExpander>
            </ControlTemplate>
        </Setter>
    </Style>
</Styles>