import {app, BrowserWindow, globalShortcut} from "electron";
import {AppsMain} from "../app/main";

const eventListeners = {};

// 连续点击的快捷键
let continuousKeys = [];
const addKeyInput = (key: string, expire = 1000) => {
    let now = Date.now();
    continuousKeys.push({key, expire: now + expire});
    continuousKeys = continuousKeys.filter(item => item.expire > now);
    for (let i = continuousKeys.length - 1; i >= 0; i--) {
        const key = continuousKeys
            .filter((o, oIndex) => oIndex >= i)
            .map(o => o.key)
            .join("|");
        if (eventListeners[key]) {
            eventListeners[key]();
            break;
        }
    }
};

const addMultiKeyListener = (keys: string[], callback: Function) => {
    if (!Array.isArray(keys)) {
        keys = [keys];
    }
    const key = keys.join("|");
    eventListeners[key] = callback;
};

const createKeyInputListener = (key: string) => {
    return () => {
        addKeyInput(key);
    };
};

const keyMap = {
    "CommandOrControl+Shift+H": createKeyInputListener("CommandOrControl+Shift+H"),
};

const ready = () => {
    register();
};

const destroy = () => {
    globalShortcut.unregisterAll();
};

const register = () => {
    globalShortcut.unregisterAll();

    app.on("browser-window-focus", () => {
        for (let key in keyMap) {
            globalShortcut.register(key, keyMap[key]);
        }
    });

    app.on("browser-window-blur", () => {
        for (let key in keyMap) {
            globalShortcut.unregister(key);
        }
    });

    addMultiKeyListener(["CommandOrControl+Shift+H", "CommandOrControl+Shift+H", "CommandOrControl+Shift+H"], () => {
        let focusedWindow = BrowserWindow.getFocusedWindow();
        if (focusedWindow) {
            if (focusedWindow.webContents.isDevToolsOpened()) {
                focusedWindow.webContents.closeDevTools();
            } else {
                focusedWindow.webContents.openDevTools({
                    mode: "detach",
                    activate: false,
                    title: "FocusedWindow",
                });
            }
        }
    });
};

export const KeysMain = {
    register,
};

export default {
    ready,
    destroy,
};