using System.Drawing;
using System.Windows.Forms;

namespace WindowsGotify.Tray;

public sealed class TrayIconService : IDisposable
{
    private readonly NotifyIcon _notifyIcon;
    private readonly Action _onShowSettings;
    private readonly Func<Task> _onTest;
    private readonly Action _onReconnect;
    private readonly Action _onExit;

    public TrayIconService(
        Action onShowSettings,
        Func<Task> onTest,
        Action onReconnect,
        Action onExit)
    {
        _onShowSettings = onShowSettings;
        _onTest = onTest;
        _onReconnect = onReconnect;
        _onExit = onExit;

        var menu = new ContextMenuStrip();

        var showItem = new ToolStripMenuItem("打开设置 / 查看历史");
        showItem.Click += (_, _) => _onShowSettings();

        var testItem = new ToolStripMenuItem("测试通知");
        testItem.Click += async (_, _) => await _onTest();

        var reconnectItem = new ToolStripMenuItem("重新连接");
        reconnectItem.Click += (_, _) => _onReconnect();

        var exitItem = new ToolStripMenuItem("退出");
        exitItem.Click += (_, _) => _onExit();

        menu.Items.Add(showItem);
        menu.Items.Add(testItem);
        menu.Items.Add(reconnectItem);
        menu.Items.Add(new ToolStripSeparator());
        menu.Items.Add(exitItem);

        _notifyIcon = new NotifyIcon
        {
            Icon = SystemIcons.Application,
            Visible = true,
            Text = "Windows Gotify",
            ContextMenuStrip = menu
        };

        _notifyIcon.DoubleClick += (_, _) => _onShowSettings();
    }

    public void SetStatus(string status)
    {
        try
        {
            var text = $"Gotify: {status}";
            _notifyIcon.Text = text.Length <= 63 ? text : text[..63];
        }
        catch
        {
            // ignore tray update failures
        }
    }

    public void Dispose()
    {
        _notifyIcon.Visible = false;
        _notifyIcon.Dispose();
    }
}