using Avalonia.Controls;
using Avalonia.Interactivity;
using ModpackUpdater.Apps.Manager.Api.Model;
using ModpackUpdater.Apps.Manager.Ui.Models.UpdatesCollectorViewMode;
using ModpackUpdater.Manager;
using Pilz.UI.AvaloniaUI.Dialogs;

namespace ModpackUpdater.Apps.Manager.Ui;

public partial class UpdatesCollectorView : AvaloniaFlyoutBase
{
    private readonly IWorkspace workspace;
    private readonly ModpackFactory factory = new();
    private readonly InstallAction[] actions;

    public UpdatesCollectorViewModel Model { get; } = new();

    public UpdatesCollectorView(IWorkspace workspace, params InstallAction[] actions)
    {
        this.workspace = workspace;
        this.actions = actions;
        DataContext = Model;
        InitializeComponent();
    }

    private async Task FindUpdates()
    {
        Model.Progress.Start(actions.Length);
        
        foreach (var action in actions)
        {   
            var updates = await factory.FindUpdates(action, workspace.ModpackConfig?.MinecraftVersion, workspace.ModpackConfig?.ModLoader ?? ModLoader.Any);

            Model.Progress.Increment();

            if (updates == null || updates.Length == 0 || updates[0].Tag == action.SourceTag)
                continue;

            Model.Updates.Add(new(updates, action));
            
            if (IsClosed)
                break;
        }

        Model.Progress.Stop();
    }

    protected override object GetResult()
    {
        return new ModUpdates(Model.Updates);
    }

    private async void Me_OnLoaded(object? sender, RoutedEventArgs e)
    {
        await FindUpdates();
    }

    private void TextBoxSearch_OnTextChanged(object? sender, TextChangedEventArgs e)
    {
        var searchString = Model.SearchText?.Trim().ToLowerInvariant();
        var hasNoSearch = string.IsNullOrWhiteSpace(searchString);
        
        foreach (var item in Model.Updates)
            item.Visible = hasNoSearch || (item.Origin.Name != null && item.Origin.Name.Contains(searchString!, StringComparison.InvariantCultureIgnoreCase)); 
    }

    private void ButtonRemoveUpdate_Click(object? sender, RoutedEventArgs e)
    {
        if (sender is Button button && button.DataContext is ModUpdateInfo update)
            Model.Updates.Remove(update);
    }
}