module ParasitemiaUI.About

open System
open System.Windows
open System.Windows.Media
open System.Windows.Markup
open System.Windows.Shapes
open System.Windows.Controls
open System.Diagnostics

let showWindow (parent : Window) =
    let win = Views.AboutWindow()
    win.Owner <- parent

    win.Left <- (if parent.WindowState = WindowState.Maximized then 0. else parent.Left) + parent.ActualWidth / 2. - win.Width / 2.
    win.Top <- (if parent.WindowState = WindowState.Maximized then 0. else parent.Top) + parent.ActualHeight / 2. - win.Height / 2.

    let version = System.Reflection.Assembly.GetEntryAssembly().GetName().Version
    let txtVersion = sprintf " %d.%d.%d" version.Major version.Minor version.Revision
    win.txtAbout.Inlines.FirstInline.ElementEnd.InsertTextInRun(txtVersion)

    let navigateTo = Navigation.RequestNavigateEventHandler(fun obj args ->
        Process.Start(ProcessStartInfo(args.Uri.AbsoluteUri)) |> ignore
        args.Handled <- true)

    win.linkHESSO.RequestNavigate.AddHandler(navigateTo);
    win.linkCHUV.RequestNavigate.AddHandler(navigateTo);
    win.linkGBurri.RequestNavigate.AddHandler(navigateTo);

#if DEBUG
    win.txtAbout.Inlines.FirstInline.ElementEnd.InsertTextInRun(" - DEBUG")
#endif

    win.butClose.Click.AddHandler(fun obj args -> win.Close())

    win.ShowDialog() |> ignore