// ==UserLibrary==
// @name         bw_learn_tool_utl_lib
// @namespace    https://learn.baowugroup.com/
// @version      1.0.0
// @description  宝武学习平台 工具库
// @author       令狐不太冲
// @license      MIT
// ==/UserLibrary==

(function (window) {
    'use strict';

    var BWUTL = {
        version: '1.0.0',

        // 强制新窗口在当前标签页打开（防止弹出新窗口）
        fswn: function() {
            window.open = function(url) {
                if (url) {
                    try { location.href = new URL(url, location.href).href; }
                    catch { location.href = url; }
                }
                return { closed: true, document: null, focus: function(){}, close: function(){} };
            };
        },

        // 循环执行任务
        loop: function(task, runImmediately, intervalMs) {
            var exec = async function() {
                try { await task(); }
                catch (e) { console.error('[BW loop]', e); }
                if (intervalMs > 0) setTimeout(exec, intervalMs);
            };
            if (runImmediately) exec();
            else setTimeout(exec, intervalMs);
        },

        // 本地数据存储
        createDataStore: function(key, defaultData) {
            var data = Object.assign({}, defaultData);
            return {
                init: function() {
                    try {
                        var s = JSON.parse(localStorage.getItem(key));
                        if (s) data = Object.assign(defaultData, s);
                    } catch (e) {}
                },
                save: function(partial) {
                    Object.assign(data, partial);
                    localStorage.setItem(key, JSON.stringify(data));
                },
                get: function(k) { return data[k]; }
            };
        },

        // 等待
        sleep: function(ms) {
            return new Promise(function(r) { setTimeout(r, ms); });
        },

        // 时间戳格式化
        now: function() {
            var d = new Date();
            return '[' + String(d.getHours()).padStart(2,'0') + ':' +
                String(d.getMinutes()).padStart(2,'0') + ':' +
                String(d.getSeconds()).padStart(2,'0') + ']';
        }
    };

    window.BWUTL = BWUTL;
})(typeof unsafeWindow !== 'undefined' ? unsafeWindow : window);