using System;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace Flow.Launcher.Plugin
{
    /// <summary>
    /// Public APIs that plugin can use
    /// </summary>
    public interface IPublicAPI
    {
        /// <summary>
        /// Change Flow.Launcher query
        /// </summary>
        /// <param name="query">query text</param>
        /// <param name="requery">
        /// force requery By default, Flow Launcher will not fire query if your query is same with existing one. 
        /// Set this to true to force Flow Launcher requerying
        /// </param>
        void ChangeQuery(string query, bool requery = false);

        /// <summary>
        /// Restart Flow Launcher
        /// </summary>
        void RestartApp();

        /// <summary>
        /// Save all Flow Launcher settings
        /// </summary>
        void SaveAppAllSettings();

        /// <summary>
        /// Reloads any Plugins that have the 
        /// IReloadable implemented. It refeshes
        /// Plugin's in memory data with new content
        /// added by user.
        /// </summary>
        Task ReloadAllPluginData();

        /// <summary>
        /// Check for new Flow Launcher update
        /// </summary>
        void CheckForNewUpdate();

        /// <summary>
        /// Show message box
        /// </summary>
        /// <param name="title">Message title</param>
        /// <param name="subTitle">Message subtitle</param>
        /// <param name="iconPath">Message icon path (relative path to your plugin folder)</param>
        void ShowMsg(string title, string subTitle = "", string iconPath = "");

        /// <summary>
        /// Show message box
        /// </summary>
        /// <param name="title">Message title</param>
        /// <param name="subTitle">Message subtitle</param>
        /// <param name="iconPath">Message icon path (relative path to your plugin folder)</param>
        /// <param name="useMainWindowAsOwner">when true will use main windows as the owner</param>
        void ShowMsg(string title, string subTitle, string iconPath, bool useMainWindowAsOwner = true);

        /// <summary>
        /// Open setting dialog
        /// </summary>
        void OpenSettingDialog();

        /// <summary>
        /// Get translation of current language
        /// You need to implement IPluginI18n if you want to support multiple languages for your plugin
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        string GetTranslation(string key);

        /// <summary>
        /// Get all loaded plugins 
        /// </summary>
        /// <returns></returns>
        List<PluginPair> GetAllPlugins();

        /// <summary>
        /// Fired after global keyboard events
        /// if you want to hook something like Ctrl+R, you should use this event
        /// </summary>
        event FlowLauncherGlobalKeyboardEventHandler GlobalKeyboardEvent;
    }
}