/// <reference path="imports/imports_shared.d.ts" />

import {Arguments, process_args, parse_arguments} from "../shared/process-arguments";
import {remote} from "electron";
import * as crash_handler from "../crash_handler";
import * as electron from "electron";
import * as path from "path";
import * as os from "os";

/* first of all setup crash handler */
{
    const is_electron_run = process.argv[0].endsWith("electron") || process.argv[0].endsWith("electron.exe");
    crash_handler.initialize_handler("renderer", is_electron_run);
}

interface Window {
    $: any;
    jQuery: any;
    jsrender: any;

    impl_display_critical_error: any;
    displayCriticalError: any;
    teaclient_initialize: any;

    open_connected_question: () => Promise<boolean>;
}

declare const window: Window;

export const require_native: NodeRequireFunction = id => require(id);
export const initialize = async () => {
    /* we use out own jquery resource */
    loader.register_task(loader.Stage.JAVASCRIPT, {
        name: "teaclient jquery",
        function: jquery_initialize,
        priority: 80
    });

    loader.register_task(loader.Stage.JAVASCRIPT, {
        name: "teaclient general",
        function: load_basic_modules,
        priority: 10
    });

    loader.register_task(loader.Stage.JAVASCRIPT_INITIALIZING, {
        name: "teaclient javascript init",
        function: load_modules,
        priority: 50
    });

    loader.register_task(loader.Stage.INITIALIZING, {
        name: "teaclient initialize modules",
        function: module_loader_setup,
        priority: 60
    });

    loader.register_task(loader.Stage.INITIALIZING, {
        name: "teaclient initialize persistent storage",
        function: async () => {
            const storage = require("./PersistentLocalStorage");
            await storage.initialize();
        },
        priority: 90
    });

    loader.register_task(loader.Stage.INITIALIZING, {
        name: "teaclient initialize logging",
        function: initialize_logging,
        priority: 80
    });

    loader.register_task(loader.Stage.INITIALIZING, {
        name: "teaclient initialize error",
        function: initialize_error_handler,
        priority: 100
    });

    loader.register_task(loader.Stage.INITIALIZING, {
        name: "teaclient initialize arguments",
        function: async () => {
            parse_arguments();
            if(process_args.has_value(Arguments.DUMMY_CRASH_RENDERER))
                crash_handler.handler.crash();
            if(!process_args.has_flag(Arguments.DEBUG)) {
                window.open_connected_question = () => {
                    return new Promise(resolve => {
                        remote.dialog.showMessageBox(remote.getCurrentWindow(), {
                            type: 'question',
                            buttons: ['Yes', 'No'],
                            title: 'Confirm',
                            message: 'Are you really sure?\nYou\'re still connected!'
                        }, choice => {
                            resolve(choice === 0);
                        });
                    });
                };
            }
        },
        priority: 110
    });

    loader.register_task(loader.Stage.INITIALIZING, {
        name: 'gdb-waiter',
        function: async () => {
            if(process_args.has_flag(Arguments.DEV_TOOLS_GDB)) {
                console.log("Process ID: %d", process.pid);
                await new Promise(resolve => {
                    console.log("Waiting for continue!");

                    const listener = () => {
                        console.log("Continue");
                        document.removeEventListener('click', listener);
                        resolve();
                    };
                    document.addEventListener('click', listener);
                });
            }
        },
        priority: 100
    });
};

const jquery_initialize = async () => {
    window.$ = require("jquery");
    window.jQuery = window.$;
    Object.assign(window.$, window.jsrender = require('jsrender'));
};

const initialize_logging = async () => {
    const logger = require("./logger");
    logger.setup();
};

const initialize_error_handler = async () => {
    const _impl = message => {
        if(!process_args.has_flag(Arguments.DEBUG)) {
            console.error("Displaying critical error: %o", message);
            message = message.replace(/<br>/i, "\n");

            const win = remote.getCurrentWindow();
            remote.dialog.showMessageBox({
                type: "error",
                buttons: ["exit"],
                title: "A critical error happened!",
                message: message
            });

            win.close();
        } else {
            console.error("Received critical error: %o", message);
            console.error("Ignoring error due to the debug mode");
        }
    };

    if(window.impl_display_critical_error)
        window.impl_display_critical_error = _impl;
    else
        window.displayCriticalError = _impl;
};

const module_loader_setup = async () => {
    const native_paths = (() => {
        const app_path = (remote || electron).app.getAppPath();
        const result = [];
        result.push(app_path + "/native/build/" + os.platform() + "_" + os.arch() + "/");
        if(app_path.endsWith(".asar"))
            result.push(path.join(path.dirname(app_path), "natives"));
        return result;
    })();
    window["require_setup"] = _mod => {
        if(!_mod || !_mod.paths) return;

        console.dir(_mod);

        _mod.paths.push(...native_paths);
        const org_req = _mod.__proto__.require;
        if(!_mod.proxied) {
            _mod.require = function a(m) {
                let stack = new Error().stack;
                if(stack.startsWith("Error"))
                    stack = stack.substr(6);
                //console.log("require \"%s\"\nStack:\n%s", m, stack);
                return org_req.apply(_mod, [m]);
            };
            _mod.proxied = true;
        }
    };
};

const load_basic_modules = async () => {
    console.dir(require("./audio/AudioPlayer")); /* setup audio */
    console.dir(require("./audio/AudioRecorder")); /* setup audio */
    require("./logger");


};

const load_modules = async () => {
    window["require_setup"](this);

    console.log(module.paths);
    console.log("Loading native extensions...");
    try {
        try {
            require("./ppt");
        } catch(error) {
            console.error("Failed to load ppt");
            console.dir(error);
            throw error;
        }
        try {
            require("./version");
        } catch(error) {
            console.error("Failed to load version extension");
            console.dir(error);
            throw error;
        }
        try {
            require("./connection/ServerConnection");
        } catch(error) {
            console.error("Failed to load server connection extension");
            console.dir(error);
            throw error;
        }
        try {
            require("./connection/FileTransfer");
        } catch(error) {
            console.error("Failed to load file transfer extension");
            console.dir(error);
            throw error;
        }
        try {
            require("./dns/dns_resolver");
        } catch(error) {
            console.error("Failed to load dns extension");
            console.dir(error);
            throw error;
        }
        try {
            require("./context-menu");
        } catch(error) {
            console.error("Failed to load context menu extension");
            console.dir(error);
            throw error;
        }
    } catch(error){
        console.log(error);
        window.displayCriticalError("Failed to load native extensions: " + error);
        throw error;
    }
    console.log("Loaded native extensions");
};