/**
* 方便好用的工具类
* @copyright GPL-3.0-only
* @author WhiteSev
**/
(function () {
/* 在window下挂载的对象名 */
const GLOBAL_NAME_SPACE = "Utils";
const tempUtils =
typeof window[GLOBAL_NAME_SPACE] !== "undefined"
? window[GLOBAL_NAME_SPACE]
: null;
const Utils = {
/**
* 工具类的版本
* @type {string}
*/
version: "4.2",
};
/**
* JSON数据从源端替换到目标端中,如果目标端存在该数据则替换,不添加,返回结果为目标端替换完毕的结果
* @param {object} target 目标端
* @param {object} source 源端
* @returns {object}
* @example
* Utils.assign({"1":1,"2":{"3":3}}, {"2":{"3":4}});
* > {
"1": 1,
"2": {
"3": 4
}
}
**/
Utils.assign = function (target = {}, source = {}) {
if (Array.isArray(source)) {
let canTraverse = source.filter((item) => {
return typeof item === "object";
});
if (!canTraverse.length) {
return source;
}
}
for (let targetKeyName in target) {
let targetValue = target[targetKeyName];
if (targetKeyName in source) {
let sourceValue = source[targetKeyName];
if (typeof sourceValue === "object" && !Utils.isDOM(sourceValue)) {
/* 源端的值是object类型,且不是元素对象 */
target[targetKeyName] = Utils.assign(targetValue, sourceValue);
} else {
/* 直接赋值 */
target[targetKeyName] = sourceValue;
}
}
}
return target;
};
/**
* 【手机】检测点击的地方是否在该元素区域内
* @param {HTMLElement|Node} obj 需要检测的元素
* @returns {boolean}
* + true 点击在元素上
* + false 未点击在元素上
* @example
* Utils.checkUserClickInNode(document.querySelector(".xxx"));
* > false
**/
Utils.checkUserClickInNode = function (targetNode) {
if (!Utils.isDOM(targetNode)) {
throw new Error(
"Utils.checkUserClickInNode 参数 targetNode 必须为 HTMLElement|Node 类型"
);
}
let mouseClickPosX = Number(window.event.clientX); /* 鼠标相对屏幕横坐标 */
let mouseClickPosY = Number(window.event.clientY); /* 鼠标相对屏幕纵坐标 */
let elementPosXLeft = Number(
targetNode.getBoundingClientRect().left
); /* 要检测的元素的相对屏幕的横坐标最左边 */
let elementPosXRight = Number(
targetNode.getBoundingClientRect().right
); /* 要检测的元素的相对屏幕的横坐标最右边 */
let elementPosYTop = Number(
targetNode.getBoundingClientRect().top
); /* 要检测的元素的相对屏幕的纵坐标最上边 */
let elementPosYBottom = Number(
targetNode.getBoundingClientRect().bottom
); /* 要检测的元素的相对屏幕的纵坐标最下边 */
if (
mouseClickPosX >= elementPosXLeft &&
mouseClickPosX <= elementPosXRight &&
mouseClickPosY >= elementPosYTop &&
mouseClickPosY <= elementPosYBottom
) {
return true;
} else if (
window.event.target &&
typeof window.event.target.innerHTML === "string" &&
window.event.target.innerHTML.indexOf(targetNode.innerHTML) !== -1
) {
/* 这种情况是应对在界面中隐藏的元素,getBoundingClientRect获取的都是0 */
return true;
} else {
return false;
}
};
/**
* 删除某个父元素,父元素可能在上层或上上层或上上上层...
* @param {HTMLElement|Node} target 当前元素
* @param {string} targetSelector 判断是否满足父元素,参数为当前处理的父元素,满足返回true,否则false
* @returns {boolean}
* + true 已删除
* + false 未删除
* @example
* Utils.deleteParentNode(document.querySelector("a"),".xxx");
* > true
**/
Utils.deleteParentNode = function (target, targetSelector) {
if (target == null) {
throw new Error("Utils.deleteParentNode 参数 target 不能为 null");
}
if (!Utils.isDOM(target)) {
throw new Error(
"Utils.deleteParentNode 参数 target 必须为 Node|HTMLElement 类型"
);
}
if (typeof targetSelector !== "string") {
throw new Error(
"Utils.deleteParentNode 参数 targetSelector 必须为 string 类型"
);
}
let result = false;
let needRemoveDOM = target.closest(targetSelector);
if (needRemoveDOM) {
needRemoveDOM.remove();
result = true;
}
return result;
};
/**
* 字典
* @example
* let dictionary = new Utils.Dictionary();
* let dictionary2 = new Utils.Dictionary();
* dictionary.set("test","111");
* dictionary.get("test");
* > '111'
* dictionary.has("test");
* > true
* dictionary.concat(dictionary2);
**/
Utils.Dictionary = function () {
this.items = {};
/**
* 检查是否有某一个键
* @param {any} key 键
* @returns {boolean}
*/
this.has = function (key) {
return this.items.hasOwnProperty(key);
};
/**
* 为字典添加某一个值
* @param {any} key 键
* @param {any} val 值,默认为""
*/
this.set = function (key, val = "") {
if (key === undefined) {
throw new Error("Utils.Dictionary().set 参数 key 不能为空");
}
this.items[key] = val;
};
/**
* 删除某一个键
* @param {any} key 键
* @returns {boolean}
*/
this.delete = function (key) {
if (this.has(key)) {
delete this.items[key];
return true;
}
return false;
};
/**
* 获取某个键的值
* @param {any} key 键
* @returns {any|undefined}
*/
this.get = function (key) {
return this.has(key) ? this.items[key] : undefined;
};
/**
* 返回字典中的所有值
* @returns {[...any]}
*/
this.values = function () {
let resultList = [];
for (let prop in this.items) {
if (this.has(prop)) {
resultList.push(this.items[prop]);
}
}
return resultList;
};
/**
* 清空字典
*/
this.clear = function () {
this.items = {};
};
/**
* 获取字典的长度
* @returns {number}
*/
this.size = function () {
return Object.keys(this.items).length;
};
/**
* 获取字典所有的键
* @returns
*/
this.keys = function () {
return Object.keys(this.items);
};
/**
* 返回字典本身
* @returns
*/
this.getItems = function () {
return this.items;
};
/**
* 合并另一个字典
* @param {Dictionary} data 需要合并的字典
*/
this.concat = function (data) {
this.items = Utils.assign(this.items, data.getItems());
};
};
/**
* 主动触发事件
* @param {HTMLElement} element 元素
* @param {string|[...string]} eventName 事件名称,可以是字符串,也可是字符串格式的列表
* @param {boolean} 是否使用Proxy代理
* + true 使用Proxy代理Event并设置获取isTrusted永远为True
* + false (默认) 不对Event进行Proxy代理
* @example
* Utils.dispatchEvent(document.querySelector("input","input"))
* @example
* Utils.dispatchEvent(document.querySelector("input","input"),true)
*/
Utils.dispatchEvent = function (element, eventName, proxy = false) {
let eventNameList = [];
if (typeof eventName === "string") {
eventNameList = [eventName];
}
if (Array.isArray(eventName)) {
eventNameList = [...eventName];
}
eventNameList.forEach((_eventName_) => {
let eleEvent = new Event(_eventName_);
if (proxy) {
eleEvent = new Proxy(eleEvent, {
get: function (target, property) {
if (property === "isTrusted") {
return true;
} else {
return Reflect.get(target, property);
}
},
});
}
element.dispatchEvent(eleEvent);
});
};
/**
* 下载base64格式的数据
* @param {string} base64Data 需要转换的base64数据
* @param {string} fileName 需要保存的文件名
* @example
* Utils.downloadBase64("data:image/jpeg:base64/,xxxxxx");
**/
Utils.downloadBase64 = function (base64Data, fileName) {
if (typeof base64Data !== "string") {
throw new Error(
"Utils.downloadBase64 参数 base64Data 必须为 string 类型"
);
}
if (typeof fileName !== "string") {
throw new Error("Utils.downloadBase64 参数 fileName 必须为 string 类型");
}
let aLink = document.createElement("a");
aLink.download = fileName;
aLink.href = base64Data;
aLink.click();
};
/**
* 定位网页中可见字符串的位置定位并高亮
* @param {string} str 需要寻找的字符串
* @param {boolean} caseSensitive
* + true 区分大小写
* + false (默认) 不区分大小写
* @return {boolean}
* + true 找到
* + false 未找到
* @example
* Utils.findVisibleText("xxxxx");
* > true
**/
Utils.findVisibleText = function (str = "", caseSensitive = false) {
let TRange = null;
let strFound;
if (window.find) {
/* CODE FOR BROWSERS THAT SUPPORT window.find */
strFound = self.find(str, caseSensitive, true, true, false);
if (strFound && self.getSelection && !self.getSelection().anchorNode) {
strFound = self.find(str, caseSensitive, true, true, false);
}
if (!strFound) {
strFound = self.find(str, 0, 1);
while (self.find(str, 0, 1)) continue;
}
} else if (navigator.appName.indexOf("Microsoft") != -1) {
/* EXPLORER-SPECIFIC CODE */
if (TRange != null) {
TRange.collapse(false);
strFound = TRange.findText(str);
if (strFound) TRange.select();
}
if (TRange == null || strFound == 0) {
TRange = self.document.body.createTextRange();
strFound = TRange.findText(str);
if (strFound) TRange.select();
}
} else if (navigator.appName == "Opera") {
alert("Opera browsers not supported, sorry...");
return;
}
return strFound ? true : false;
};
/**
* 格式化byte为KB、MB、GB、TB、PB、EB、ZB、YB、BB、NB、DB
* @param {number} bitSize 字节
* @param {boolean} addType
* + true (默认) 添加单位
* + false 不添加单位
* @returns {string|number}
* + {string} 当addType为true时,且保留小数点末尾2位
* + {number} 当addType为false时,且保留小数点末尾2位
* @example
* Utils.formatByteToSize("812304");
* > '793.27KB'
* @example
* Utils.formatByteToSize("812304",false);
* > 793.27
**/
Utils.formatByteToSize = function (byteSize, addType = true) {
byteSize = parseInt(byteSize);
if (isNaN(byteSize)) {
throw new Error("Utils.formatByteToSize 参数 byteSize 格式不正确");
}
let result = 0;
let resultType = "KB";
let sizeData = {};
sizeData.B = 1;
sizeData.KB = 1024;
sizeData.MB = sizeData.KB * sizeData.KB;
sizeData.GB = sizeData.MB * sizeData.KB;
sizeData.TB = sizeData.GB * sizeData.KB;
sizeData.PB = sizeData.TB * sizeData.KB;
sizeData.EB = sizeData.PB * sizeData.KB;
sizeData.ZB = sizeData.EB * sizeData.KB;
sizeData.YB = sizeData.ZB * sizeData.KB;
sizeData.BB = sizeData.YB * sizeData.KB;
sizeData.NB = sizeData.BB * sizeData.KB;
sizeData.DB = sizeData.NB * sizeData.KB;
for (key in sizeData) {
result = byteSize / sizeData[key];
resultType = key;
if (sizeData.KB >= result) {
break;
}
}
result = result.toFixed(2);
result = addType ? result + resultType.toString() : parseFloat(result);
return result;
};
/**
* 应用场景: 当你想要获取数组形式的元素时,它可能是其它的选择器,那么需要按照先后顺序填入参数
* 第一个是优先级最高的,依次下降,如果都没有,返回空列表
* 支持document.querySelectorAll、$("")、()=>{return document.querySelectorAll("")}
* @param {...NodeList|Function} NodeList
* @returns {...HTMLElement}
* @example
* Utils.getNodeListValue(document.querySelectorAll("div.xxx"),document.querySelectorAll("a.xxx"));
* > [...div,div,div]
* @example
* Utils.getNodeListValue(divGetFunction,aGetFunction);
* > [...div,div,div]
*/
Utils.getNodeListValue = function () {
let resultArray = [];
for (let i = 0; i < arguments.length; i++) {
let item = arguments[i];
let value = item;
if (typeof item === "function") {
/* 方法 */
value = item();
}
if (value.length !== 0) {
resultArray = [...value];
break;
}
}
return resultArray;
};
/**
* 获取格式化后的时间
* @param {string|undefined} text 需要格式化的字符串或者时间戳
* @param {string|undefined} formatType 格式化成的显示类型
* + yyyy 年
* + MM 月
* + dd 天
* + HH 时 (24小时制)
* + hh 时 (12小时制)
* + mm 分
* + ss 秒
* @returns {string} 返回格式化后的时间
* @example
* Utils.formatTime("2022-08-21 23:59:00","HH:mm:ss");
* > '23:59:00'
* @example
* Utils.formatTime(1899187424988,"HH:mm:ss");
* > '15:10:13'
* @example
* Utils.formatTime()
* > '2023-1-1 00:00:00'
**/
Utils.formatTime = function (text, formatType = "yyyy-MM-dd HH:mm:ss") {
if (text != null && typeof text !== "string" && typeof text !== "number") {
throw new Error("Utils.formatTime 参数 text 必须为 string|number 类型");
}
if (typeof formatType !== "string") {
throw new Error("Utils.formatTime 参数 formatType 必须为 string 类型");
}
let time = text == null ? new Date() : new Date(text);
/**
* 校验时间补0
* @param {number} timeNum
* @returns
*/
function checkTime(timeNum) {
if (timeNum < 10) return "0" + timeNum;
return timeNum;
}
/**
* 时间制修改 24小时制转12小时制
* @param {number} hourNum 小时
* @returns
*/
function timeSystemChange(hourNum) {
return hourNum > 12 ? hourNum - 12 : hourNum;
}
let timeRegexp = {
yyyy: time.getFullYear(),
/* 年 */
MM: checkTime(time.getMonth() + 1),
/* 月 */
dd: checkTime(time.getDate()),
/* 日 */
HH: checkTime(time.getHours()),
/* 时 (24小时制) */
hh: checkTime(timeSystemChange(time.getHours())),
/* 时 (12小时制) */
mm: checkTime(time.getMinutes()),
/* 分 */
ss: checkTime(time.getSeconds()),
/* 秒 */
};
Object.keys(timeRegexp).forEach(function (key) {
let replaecRegexp = new RegExp(key, "g");
formatType = formatType.replace(replaecRegexp, timeRegexp[key]);
});
return formatType;
};
/**
* 字符串格式的时间转时间戳
* @param {string} text 字符串格式的时间,例如:
* + 2022-11-21 00:00:00
* + 00:00:00
* @return {number} 返回时间戳
* @example
* Utils.formatToTimeStamp("2022-11-21 00:00:00");
* > 1668960000000
**/
Utils.formatToTimeStamp = function (text) {
/* 把字符串格式的时间(完整,包括日期和时间)格式化成时间 */
if (typeof text !== "string") {
throw new Error("Utils.formatToTimeStamp 参数 text 必须为 string 类型");
}
if (text.length === 8) {
/* 该字符串只有时分秒 */
let today = new Date();
text =
today.getFullYear() +
"-" +
(today.getMonth() + 1) +
"-" +
today.getDate() +
" " +
text;
}
text = text.substring(0, 19);
text = text.replace(/-/g, "/");
let timestamp = new Date(text).getTime();
return timestamp;
};
/**
* 自动锁对象,用于循环判断运行的函数,在循环外new后使用,注意,如果函数内部存在异步操作,需要使用await
* @param {Function|string} func 需要执行的函数
* @param {Function|undefined} scope 函数作用域
* @param {number} unLockDelayTime 延迟xx毫秒后解锁,默认0
* @example
let lock = new Utils.funcLock(()=>{console.log(1)}))
lock.run();
> 1
* @example
let lock = new Utils.funcLock(()=>{console.log(1)}),true) -- 异步操作
await lock.run();
> 1
**/
Utils.funcLock = function (func, scope, unLockDelayTime = 0) {
let flag = false;
let that = this;
scope = scope || this;
/**
* 锁
*/
this.lock = function () {
flag = true;
};
/**
* 解锁
*/
this.unlock = function () {
setTimeout(() => {
flag = false;
}, unLockDelayTime);
};
/**
* 执行
* @param {...any} funArgs 参数
* @returns {Promise}
*/
this.run = async function (...funArgs) {
if (flag) {
return;
}
that.lock();
await func.apply(scope, funArgs); /* arguments调用 */
that.unlock();
};
};
/**
* 获取天数差异,如何获取某个时间与另一个时间相差的天数
* @param {number} timestamp1 时间戳(毫秒|秒)
* @param {number} timestamp2 时间戳(毫秒|秒)
* @param {string} type 返回的数字的表达的类型,比如:年、月、天、时、分、秒,默认天
* @returns {number}
* @example
* Utils.getDaysDifference(new Date().getTime());
* > 0
* @example
* Utils.getDaysDifference(new Date().getTime(),undefined,"秒");
* > 0
*/
Utils.getDaysDifference = function (
timestamp1 = new Date().getTime(),
timestamp2 = new Date().getTime(),
type = "天"
) {
type = type.trim();
if (timestamp1.toString().length === 10) {
timestamp1 = timestamp1 * 1000;
}
if (timestamp2.toString().length === 10) {
timestamp2 = timestamp2 * 1000;
}
let smallTimeStamp = timestamp1 > timestamp2 ? timestamp2 : timestamp1;
let bigTimeStamp = timestamp1 > timestamp2 ? timestamp1 : timestamp2;
let oneSecond = 1000; /* 一秒的毫秒数 */
let oneMinute = 60 * oneSecond; /* 一分钟的毫秒数 */
let oneHour = 60 * oneMinute; /* 一小时的毫秒数 */
let oneDay = 24 * oneHour; /* 一天的毫秒数 */
let oneMonth = 30 * oneDay; /* 一个月的毫秒数(30天) */
let oneYear = 12 * oneMonth; /* 一年的毫秒数 */
let bigDate = new Date(bigTimeStamp);
let smallDate = new Date(smallTimeStamp);
let remainderValue = 1;
if (type === "年") {
remainderValue = oneYear;
} else if (type === "月") {
remainderValue = oneMonth;
} else if (type === "天") {
remainderValue = oneDay;
} else if (type === "时") {
remainderValue = oneHour;
} else if (type === "分") {
remainderValue = oneMinute;
} else if (type === "秒") {
remainderValue = oneSecond;
}
let diffValue = Math.round(
Math.abs((bigDate - smallDate) / remainderValue)
);
return diffValue;
};
/**
* 获取元素的选择器字符串
* @param {HTMLElement} element
* @returns {string}
* @example
* Utils.getElementSelector(document.querySelector("a"))
* > '.....'
*/
Utils.getElementSelector = function (element) {
if (!element) return;
if (!element.parentElement) return;
/* 如果元素有id属性,则直接返回id选择器 */
if (element.id) return "#" + element.id;
/* 递归地获取父元素的选择器 */
let selector = Utils.getElementSelector(element.parentElement);
if (!selector) {
return element.tagName;
}
/* 如果有多个相同类型的兄弟元素,则需要添加索引 */
if (element.parentElement.querySelectorAll(element.tagName).length > 1) {
let index =
Array.prototype.indexOf.call(element.parentElement.children, element) +
1;
selector +=
" > " + element.tagName.toLowerCase() + ":nth-child(" + index + ")";
} else {
selector += " > " + element.tagName.toLowerCase();
}
return selector;
};
/**
* 获取最大值
* @returns {any}
* @example
* Utils.getMaxValue(1,3,5,7,9)
* > 9
* @example
* Utils.getMaxValue([1,3,5])
* > 5
* @example
* Utils.getMaxValue({1:123,2:345,3:456},(key,value)=>{return parseInt(value)})
* > 456
* @example
* Utils.getMaxValue([{1:123},{2:345},{3:456}],(index,value)=>{return parseInt(index)})
* > 2
*/
Utils.getMaxValue = function () {
let result = [...arguments];
let newResult = [];
if (result.length > 1) {
if (
result.length === 2 &&
typeof result[0] === "object" &&
typeof result[1] === "function"
) {
let data = result[0];
let handleDataFunc = result[1];
Object.keys(data).forEach((keyName) => {
newResult = [...newResult, handleDataFunc(keyName, data[keyName])];
});
} else {
result.forEach((item) => {
if (!isNaN(parseFloat(item))) {
newResult = [...newResult, parseFloat(item)];
}
});
}
return Math.max(...newResult);
} else if (result.length === 1) {
result[0].forEach((item) => {
if (!isNaN(parseFloat(item))) {
newResult = [...newResult, parseFloat(item)];
}
});
return Math.max(...newResult);
}
};
/**
* 获取页面中最大的z-index再+1
* @returns {number}
* @example
* Utils.getMaxZIndex();
* > 1001
**/
Utils.getMaxZIndex = function () {
let nodeIndexList = [];
document.querySelectorAll("*").forEach((element) => {
let nodeStyle = window.getComputedStyle(element);
/* 不对position为static和display为none的元素进行获取它们的z-index */
if (nodeStyle.position !== "static" && nodeStyle.display !== "none") {
nodeIndexList = nodeIndexList.concat(parseInt(nodeStyle.zIndex));
}
});
nodeIndexList = nodeIndexList.filter(Boolean); /* 过滤非Boolean类型 */
return nodeIndexList.length ? Math.max(...nodeIndexList) + 1 : 0;
};
/**
* 获取最小值
* @returns {any}
* @example
* Utils.getMinValue(1,3,5,7,9)
* > 1
* @example
* Utils.getMinValue([1,3,5])
* > 1
* @example
* Utils.getMinValue({1:123,2:345,3:456},(key,value)=>{return parseInt(value)})
* > 123
* @example
* Utils.getMinValue([{1:123},{2:345},{3:456}],(index,value)=>{return parseInt(index)})
* > 0
*/
Utils.getMinValue = function () {
let result = [...arguments];
let newResult = [];
if (result.length > 1) {
if (
result.length === 2 &&
typeof result[0] === "object" &&
typeof result[1] === "function"
) {
let data = result[0];
let handleDataFunc = result[1];
Object.keys(data).forEach((keyName) => {
newResult = [...newResult, handleDataFunc(keyName, data[keyName])];
});
} else {
result.forEach((item) => {
if (!isNaN(parseFloat(item))) {
newResult = [...newResult, parseFloat(item)];
}
});
}
return Math.min(...newResult);
} else if (result.length === 1) {
result[0].forEach((item) => {
if (!isNaN(parseFloat(item))) {
newResult = [...newResult, parseFloat(item)];
}
});
return Math.min(...newResult);
}
};
/**
* 获取随机的安卓手机User-Agent
* @return {string} 返回随机字符串
* @example
* Utils.getRandomAndroidUA();
* > 'Mozilla/5.0 (Linux; Android 9; MI 13 Build/OPR1.170623.027; wv) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.3490.40 Mobile Safari/537.36'
**/
Utils.getRandomAndroidUA = function () {
let androidVersion = Utils.getRandomValue(9, 13);
let mobileNameList = [
"LDN-LX3",
"RNE-L03",
"ASUS_X00ID Build/NMF26F",
"WAS-LX3",
"PRA-LX3",
"MYA-L03",
"Moto G Play",
"Moto C Build/NRD90M.063",
"Redmi Note 4 Build/NRD90M",
"HUAWEI VNS-L21 Build/HUAWEIVNS-L21",
"VTR-L09",
"TRT-LX3",
"M2003J15SC Build/RP1A.200720.011; wv",
"MI 13 Build/OPR1.170623.027; wv",
];
let randomMobile = Utils.getRandomValue(mobileNameList);
let chromeVersion1 = Utils.getRandomValue(100, 113);
let chromeVersion2 = Utils.getRandomValue(2272, 5304);
let chromeVersion3 = Utils.getRandomValue(1, 218);
return `Mozilla/5.0 (Linux; Android ${androidVersion}; ${randomMobile}) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/${chromeVersion1}.0.${chromeVersion2}.${chromeVersion3} Mobile Safari/537.36`;
};
/**
* 获取随机值
* @returns {any}
* @example
* Utils.getRandomValue([1,2,3])
* > 3
* @example
* Utils.getRandomValue({1:"结果1",2:"结果2",3:"结果3"}})
* > 结果2
* @example
* Utils.getRandomValue(1,9)
* > 9
* @example
* Utils.getRandomValue(1,9,6,99)
* > 6
* @example
* Utils.getRandomValue({1:1},{2:2})
* > {1: 1}
* @example
* Utils.getRandomValue()
* > undefined
*/
Utils.getRandomValue = function () {
let result = [...arguments];
if (result.length > 1) {
if (
result.length === 2 &&
typeof result[0] === "number" &&
typeof [1] === "number"
) {
let leftNumber = result[0] > result[1] ? result[1] : result[0];
let rightNumber = result[0] > result[1] ? result[0] : result[1];
return (
Math.round(Math.random() * (rightNumber - leftNumber)) + leftNumber
);
} else {
return result[Math.floor(Math.random() * result.length)];
}
} else if (result.length === 1) {
let paramData = result[0];
if (Array.isArray(paramData)) {
return paramData[Math.floor(Math.random() * paramData.length)];
} else if (
typeof paramData === "object" &&
Object.keys(paramData).length > 0
) {
let paramObjDataKey =
Object.keys(paramData)[
Math.floor(Math.random() * Object.keys(paramData).length)
];
return paramData[paramObjDataKey];
} else {
return paramData;
}
}
};
/**
* 获取随机的电脑端User-Agent
* @return {string} 返回随机字符串
* @example
* Utils.getRandomPCUA();
* > 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5068.19 Safari/537.36'
**/
Utils.getRandomPCUA = function () {
let chromeVersion1 = Utils.getRandomValue(100, 113);
let chromeVersion2 = Utils.getRandomValue(2272, 5304);
let chromeVersion3 = Utils.getRandomValue(1, 218);
return `Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/${chromeVersion1}.0.${chromeVersion2}.${chromeVersion3} Safari/537.36`;
};
/**
* 获取元素上的使用React框架的实例属性,目前包括reactFiber、reactProps、reactEvents、reactEventHandlers、reactInternalInstance
* @param {HTMLElement} dom 需要获取的目标元素
* @returns {object}
* @example
* Utils.getReactObj(document.querySelector("input"))?.reactProps?.onChange({target:{value:"123"}});
*/
Utils.getReactObj = function (dom) {
let result = {};
Object.keys(dom).forEach((domPropsName) => {
if (domPropsName.startsWith("__react")) {
let propsName = domPropsName.replace(/__(.+)\$.+/i, "$1");
if (propsName in result) {
new Error("重复属性 " + domPropsName);
} else {
result[propsName] = dom[domPropsName];
}
}
});
return result;
};
/**
* 获取文本的字符长度
* @param {string} text
* @returns {number}
* @example
* Utils.getTextLength("测试文本")
* > 12
*/
Utils.getTextLength = function (text) {
let encoder = new TextEncoder();
let bytes = encoder.encode(text);
return bytes.length;
};
/**
* 获取文本占据的空间大小,返回自动的单位,如12 Kb,14 K,20 MB,1 GB
* @param {string} text 目标字符串
* @param {boolean} addType
* + true (默认) 自动添加单位
* + false 不添加单位
* @returns {string}
* @example
* Utils.getTextStorageSize("测试文本");
* > '12.00B'
*/
Utils.getTextStorageSize = function (text, addType = true) {
return Utils.formatByteToSize(Utils.getTextLength(text), addType);
};
/**
* 在页面中增加style元素,如果html节点存在子节点,添加子节点第一个,反之,添加到html节点的子节点最后一个
* @param {string} cssText css字符串
* @returns {HTMLElement} 返回添加的CSS标签
* @example
* Utils.GM_addStyle("html{}");
* > <style type="text/css">html{}</style>
*/
Utils.GM_addStyle = function (cssText) {
if (typeof cssText !== "string") {
throw new Error("Utils.GM_addStyle 参数cssText 必须为String类型");
}
let cssNode = document.createElement("style");
cssNode.setAttribute("type", "text/css");
cssNode.innerHTML = cssText;
if (document.documentElement.childNodes.length === 0) {
/* 插入body后 */
document.documentElement.appendChild(cssNode);
} else {
/* 插入head前面 */
document.documentElement.insertBefore(
cssNode,
document.documentElement.childNodes[0]
);
}
return cssNode;
};
/**
* 对于GM_cookie的兼容写法,当无法使用GM_cookie时可以使用这个,但是并不完全兼容,有些写不出来且限制了httponly是无法访问的
* @example
let GM_cookie = new Utils.GM_Cookie();
GM_cookie.list({name:"xxx_cookie_xxx"},function(cookies,error){
if (!error) {
console.log(cookies);
console.log(cookies.value);
} else {
console.error(error);
}
});
GM_cookie.set({name:"xxx_cookie_test_xxx",value:"这是Cookie测试值"},function(error){
if (error) {
console.error(error);
} else {
console.log('Cookie set successfully.');
}
})
GM_cookie.delete({name:"xxx_cookie_test_xxx"},function(error){
if (error) {
console.error(error);
} else {
console.log('Cookie set successfully.');
}
})
**/
Utils.GM_Cookie = function () {
/**
* 获取Cookie
* @param {Object} paramDetails
+ url string? 默认为当前的url
+ domain string? 默认为当前的域名(window.location.hostname)
+ name string? 需要检索的Cookie的名字
+ path string? 需要检索的Cookie的路径,默认为"/"
* @param {Function} callback
+ cookies object[]
+ error string|undefined
*/
this.list = (paramDetails = {}, callback = () => {}) => {
let resultData = [];
try {
let details = {
url: window.location.href,
domain: window.location.hostname,
name: "",
path: "/",
};
paramDetails = Utils.assign(details, paramDetails);
let cookies = document.cookie.split(";");
cookies.forEach((item) => {
let nameRegexp = new RegExp("^" + paramDetails.name + "=", "g");
item = item.trimStart();
if (item.match(nameRegexp)) {
resultData = [
...resultData,
{
domain: window.location.hostname,
expirationDate: undefined,
hostOnly: true,
httpOnly: false,
name: item,
path: "/",
sameSite: "unspecified",
secure: true,
session: false,
value: decodeURIComponent(item.replace(nameRegexp, "")),
},
];
return;
}
});
callback(resultData, undefined);
} catch (error) {
callback(resultData, error);
}
};
/**
* 设置Cookie
* @param {Object} paramDetails
* @param {Function} callback
*/
this.set = (paramDetails = {}, callback = () => {}) => {
try {
let details = {
url: window.location.href,
name: "",
value: "",
domain: window.location.hostname,
path: "/",
secure: true,
httpOnly: false,
expirationDate: Math.floor(Date.now()) + 60 * 60 * 24 * 30, // Expires in 30 days
};
paramDetails = Utils.assign(details, paramDetails);
let life = paramDetails.expirationDate
? paramDetails.expirationDate
: Math.floor(Date.now()) + 60 * 60 * 24 * 30;
let cookieStr =
paramDetails.name +
"=" +
decodeURIComponent(paramDetails.value) +
";expires=" +
new Date(life).toGMTString();
document.cookie = cookieStr;
callback();
} catch (error) {
callback(error);
}
};
/**
* 删除Cookie
* @param {Object} paramDetails
* @param {Function} callback
*/
this.delete = (paramDetails = {}, callback = () => {}) => {
try {
let details = {
url: window.location.href,
name: "",
firstPartyDomain: "",
};
paramDetails = Utils.assign(details, paramDetails);
let cookieStr =
paramDetails.name +
"=" +
decodeURIComponent("null") +
";expires=" +
new Date().toGMTString();
document.cookie = cookieStr;
callback();
} catch (error) {
callback(error);
}
};
};
/**
* 注册(不可用)油猴菜单
* @param {object} data 传递的菜单数据
* @param {boolean} autoReload 点击该菜单后数据改变后自动重载页面,
* + true (默认) 开启点击菜单后自动刷新网页
* + false 关闭点击菜单后自动刷新网页
* @param {Function} _GM_getValue_ 传入油猴函数 GM_getValue
* @param {Function} _GM_setValue_ 传入油猴函数 GM_setValue
* @param {Function} _GM_registerMenuCommand_ 传入油猴函数 GM_registerMenuCommand
* @param {Function} _GM_unregisterMenuCommand_ 传入油猴函数 GM_unregisterMenuCommand
* @example
let gm_Menu = new Utils.GM_Menu(
{
menu_key:{
text: "测试按钮",
enable: true,
showText: (text,enable) => {
return "[" + (enable ? "√" : "×") + "]" + text;
},
callback: (key,status) => {
console.log("点击菜单,值修改为",status);
}
}
},
true,
GM_getValue,
GM_setValue,
GM_registerMenuCommand,
GM_unregisterMenuCommand);
// 获取某个菜单项的值
gm_Menu.get("menu_key");
> true
// 添加键为menu_key2的菜单项
gm_Menu.add({
menu_key2:{
text: "测试按钮2",
enable: false,
showText: (text,enable) => {
return "[" + (enable ? "√" : "×") + "]" + text;
},
callback: (key,status) => {
console.log("点击菜单,值修改为",status);
}
}
});
// 更新键为menu_key的显示文字和点击回调
gm_Menu.update({
menu_key:{
text: "更新后的测试按钮",
enable: true,
showText: (text,enable) => {
return "[" + (enable ? "√" : "×") + "]" + text;
},
callback: (key,status) => {
console.log("点击菜单更新后的测试按钮,新值修改为",status);
}
}
});
// 删除键为menu_key的菜单
gm_Menu.delete("menu_key");
// 删除键为menu_key的菜单
gm_Menu.delete("menu_key");
**/
Utils.GM_Menu = function (
data = {},
autoReload = false,
_GM_getValue_,
_GM_setValue_,
_GM_registerMenuCommand_,
_GM_unregisterMenuCommand_
) {
if (typeof _GM_getValue_ !== "function") {
throw new Error(
"Utils.GM_Menu 请在脚本开头加上 @grant GM_getValue,且传入该参数"
);
}
if (typeof _GM_setValue_ !== "function") {
throw new Error(
"Utils.GM_Menu 请在脚本开头加上 @grant GM_setValue,且传入该参数"
);
}
if (typeof _GM_registerMenuCommand_ !== "function") {
throw new Error(
"Utils.GM_Menu 请在脚本开头加上 @grant GM_registerMenuCommand,且传入该参数"
);
}
if (typeof _GM_unregisterMenuCommand_ !== "function") {
throw new Error(
"Utils.GM_Menu 请在脚本开头加上 @grant GM_unregisterMenuCommand,且传入该参数"
);
}
let that = this;
/**
* 注册(不可用)的菜单的id
* @type {...string}
*/
let menuIdList = [];
/**
* 初始化数据
*/
let init = function () {
menuIdList = [];
Object.keys(data).forEach((menuId) => {
let value = _GM_getValue_(menuId);
if (value == null) {
_GM_setValue_(menuId, data[menuId].enable);
value = _GM_getValue_(menuId);
}
data[menuId]["enable"] = value;
});
};
/**
* 注册(不可用)油猴菜单
*/
let register = function () {
Object.keys(data).forEach((menuInfoItemKey) => {
let item = data[menuInfoItemKey];
let text = item["text"]; /* 文本 */
let enable = Boolean(item["enable"]); /* 用户开启的状态 */
let showText =
typeof item["showText"] === "function"
? item["showText"](text, enable)
: text; /* 油猴菜单上显示的文本 */
let clickCallBack = item["callback"]; /* 用户点击后的回调 */
let menuId = _GM_registerMenuCommand_(showText, function () {
let menuEnable = enable ? false : true;
_GM_setValue_(menuInfoItemKey, menuEnable);
if (typeof clickCallBack === "function") {
clickCallBack(menuInfoItemKey, menuEnable);
}
if (autoReload) {
window.location.reload();
} else {
that.update();
}
});
menuIdList = [...menuIdList, menuId];
});
};
/**
* 获取键值开启状态
* @param {string} menuId
* @returns {Boolean}
*/
this.get = function (menuId) {
return data[menuId]["enable"];
};
/**
* 新增菜单数据
* @param {Object} paramData
*/
this.add = function (paramData) {
Object.assign(data, paramData);
init();
register();
};
/**
* 更新菜单数据
* @param {Object} paramData
*/
this.update = function (paramData) {
if (paramData) {
menuIdList = Utils.assign(menuIdList, paramData);
}
Object.keys(menuIdList).forEach((menuId) => {
that.delete(menuId);
});
init();
register();
};
/**
* 卸载菜单
* @param {string} menuId 已注册(不可用)的菜单id
*/
this.delete = function (menuId) {
_GM_unregisterMenuCommand_(menuId);
};
init(); /* 初始化数据 */
register(); /* 注册(不可用)到油猴菜单中 */
};
/**
* 基于Function prototype,能够勾住和释放任何函数
*
* .hook
* + realFunc {string} 用于保存原始函数的函数名称,用于unHook
* + hookFunc {string} 替换的hook函数
* + context {object} 目标函数所在对象,用于hook非window对象下的函数,如String.protype.slice,carInstance1
* + methodName {string} 匿名函数需显式传入目标函数名eg:this.Begin = function(){....};}
*
* .unhook
* + realFunc {string} 用于保存原始函数的函数名称,用于unHook
* + funcName {string} 被Hook的函数名称
* + context {object} 目标函数所在对象,用于hook非window对象下的函数,如String.protype.slice,carInstance1
* @example
let hook = new Utils.Hooks();
hook.initEnv();
function myFunction(){
console.log("我自己需要执行的函数");
}
function testFunction(){
console.log("正常执行的函数");
}
testFunction.hook(testFunction,myFunction,window);
**/
Utils.Hooks = function () {
this.initEnv = function () {
Function.prototype.hook = function (realFunc, hookFunc, context) {
let _context = null; //函数上下文
let _funcName = null; //函数名
_context = context || window;
_funcName = getFuncName(this);
_context["realFunc_" + _funcName] = this;
if (
_context[_funcName].prototype &&
_context[_funcName].prototype.isHooked
) {
console.log("Already has been hooked,unhook first");
return false;
}
function getFuncName(fn) {
// 获取函数名
let strFunc = fn.toString();
let _regex = /function\s+(\w+)\s*\(/;
let patten = strFunc.match(_regex);
if (patten) {
return patten[1];
}
return "";
}
try {
eval(
"_context[_funcName] = function " +
_funcName +
"(){\n" +
"let args = Array.prototype.slice.call(arguments,0);\n" +
"let obj = this;\n" +
"hookFunc.apply(obj,args);\n" +
"return _context['realFunc_" +
_funcName +
"'].apply(obj,args);\n" +
"};"
);
_context[_funcName].prototype.isHooked = true;
return true;
} catch (e) {
console.log("Hook failed,check the params.");
return false;
}
};
Function.prototype.unhook = function (realFunc, funcName, context) {
let _context = null;
let _funcName = null;
_context = context || window;
_funcName = funcName;
if (!_context[_funcName].prototype.isHooked) {
console.log("No function is hooked on");
return false;
}
_context[_funcName] = _context["realFunc" + _funcName];
delete _context["realFunc_" + _funcName];
return true;
};
};
this.cleanEnv = function () {
if (Function.prototype.hasOwnProperty("hook")) {
delete Function.prototype.hook;
}
if (Function.prototype.hasOwnProperty("unhook")) {
delete Function.prototype.unhook;
}
return true;
};
};
/**
* 为减少代码量和回调,把GM_xmlhttpRequest封装
* 文档地址: https://www.tampermonkey.net/documentation.php?ext=iikm
* 其中onloadstart、onprogress、onreadystatechange是回调形式,onabort、ontimeout、onerror可以设置全局回调函数
* @example
let httpx = new Utils.Httpx(GM_xmlhttpRequest);
let postResp = await httpx.post({
url:url,
data:JSON.stringify({
test:1
}),
timeout: 5000
});
console.log(postResp);
> {
status: true,
data: {responseText: "...", response: xxx,...},
msg: "请求完毕",
type: "onload",
}
if(postResp === "onload" && postResp.status){
// onload
}else if(postResp === "ontimeout"){
// ontimeout
}
* @example
// 也可以先配置全局参数
let httpx = new Utils.Httpx(GM_xmlhttpRequest);
httpx.config({
timeout: 5000,
async: false,
responseType: "html",
redirect: "follow",
})
// 优先级为 默认details < 全局details < 单独的details
*/
Utils.Httpx = function (_GM_xmlHttpRequest_) {
if (typeof _GM_xmlHttpRequest_ !== "function") {
throw new Error(
"Utils.Httpx 请先加入@grant GM_xmlhttpRequest在开头且传入该参数"
);
}
let defaultDetails = {
url: undefined,
timeout: 5000,
async: false,
responseType: undefined,
headers: undefined,
data: undefined,
redirect: undefined,
cookie: undefined,
binary: undefined,
nocache: undefined,
revalidate: undefined,
context: undefined,
overrideMimeType: undefined,
anonymous: undefined,
fetch: undefined,
user: undefined,
password: undefined,
onabort: function () {},
onerror: function () {},
ontimeout: function () {},
onloadstart: function () {},
onreadystatechange: function () {},
onprogress: function () {},
};
/**
* 发送请求
* @param {Object} details
*/
function request(details) {
_GM_xmlHttpRequest_(details);
}
/**
* 获取请求配置
* @param {object} method 当前请求方法,默认get
* @param {object} resolve promise回调
* @param {object} details 请求配置
* @returns {object}
*/
function getRequestDefails(method, resolve, details) {
return {
url: details.url || defaultDetails.url,
method: method || "get",
timeout: details.timeout || defaultDetails.timeout,
async: details.async || defaultDetails.async,
responseType: details.responseType || defaultDetails.responseType,
headers: details.headers || defaultDetails.headers,
data: details.data || defaultDetails.data,
redirect: details.redirect || defaultDetails.redirect,
cookie: details.cookie || defaultDetails.cookie,
binary: details.binary || defaultDetails.binary,
nocache: details.nocache || defaultDetails.nocache,
revalidate: details.revalidate || defaultDetails.revalidate,
context: details.context || defaultDetails.context,
overrideMimeType:
details.overrideMimeType || defaultDetails.overrideMimeType,
anonymous: details.anonymous || defaultDetails.anonymous,
fetch: details.fetch || defaultDetails.fetch,
user: details.user || defaultDetails.user,
password: details.password || defaultDetails.password,
onabort: function () {
onAbortCallBack(details, resolve, arguments);
},
onerror: function () {
onErrorCallBack(details, resolve, arguments);
},
onloadstart: function () {
onLoadStartCallBack(details, arguments);
},
onprogress: function () {
onProgressCallBack(details, arguments);
},
onreadystatechange: function () {
onReadyStateChangeCallBack(details, arguments);
},
ontimeout: function () {
onTimeoutCallBack(details, resolve, arguments);
},
onload: function () {
onLoadCallBack(details, resolve, arguments);
},
};
}
/**
* 处理发送请求的details,去除值为undefined、空function的值
* @param {object} details
* @returns {object}
*/
function handleRequestDetails(details) {
Object.keys(details).forEach((keyName) => {
if (
details[keyName] == null ||
(details[keyName] instanceof Function &&
Utils.isNull(details[keyName]))
) {
delete details[keyName];
return;
}
});
if (Utils.isNull(details.url)) {
throw Error(`Utils.Httpx 参数 url不符合要求: ${details.url}`);
}
/* method值统一大写,兼容Via */
details.method = details.method.toUpperCase();
return details;
}
/**
* onabort请求被取消-触发
* @param {object} details 配置
* @param {object} resolve 回调
* @param {object} argumentsList 参数列表
*/
function onAbortCallBack(details, resolve, argumentsList) {
if ("onabort" in details) {
details.onabort.apply(this, argumentsList);
} else if ("onabort" in defaultDetails) {
defaultDetails.onabort.apply(this, argumentsList);
}
resolve({
status: false,
data: argumentsList,
msg: "请求被取消",
type: "onabort",
});
}
/**
* onerror请求异常-触发
* @param {object} details 配置
* @param {object} resolve 回调
* @param {object} argumentsList 响应的参数列表
*/
function onErrorCallBack(details, resolve, argumentsList) {
if ("onerror" in details) {
details.onerror.apply(this, argumentsList);
} else if ("onerror" in defaultDetails) {
defaultDetails.onerror.apply(this, argumentsList);
}
resolve({
status: false,
data: argumentsList,
msg: "请求异常",
type: "onerror",
});
}
/**
* ontimeout请求超时-触发
* @param {object} details 配置
* @param {object} resolve 回调
* @param {object} argumentsList 参数列表
*/
function onTimeoutCallBack(details, resolve, argumentsList) {
if ("ontimeout" in details) {
details.ontimeout.apply(this, argumentsList);
} else if ("ontimeout" in defaultDetails) {
defaultDetails.ontimeout.apply(this, argumentsList);
}
resolve({
status: false,
data: argumentsList,
msg: "请求超时",
type: "ontimeout",
});
}
/**
* onloadstart请求开始-触发
* @param {object} details 配置
* @param {object} argumentsList 参数列表
*/
function onLoadStartCallBack(details, argumentsList) {
if ("onloadstart" in details) {
details.onloadstart.apply(this, argumentsList);
} else if ("onloadstart" in defaultDetails) {
defaultDetails.onloadstart.apply(this, argumentsList);
}
}
/**
* onreadystatechange准备状态改变-触发
* @param {object} details 配置
* @param {object} argumentsList 参数列表
*/
function onReadyStateChangeCallBack(details, argumentsList) {
if ("onreadystatechange" in details) {
details.onreadystatechange.apply(this, argumentsList);
} else if ("onreadystatechange" in defaultDetails) {
defaultDetails.onreadystatechange.apply(this, argumentsList);
}
}
/**
* onprogress上传进度-触发
* @param {object} details 配置
* @param {object} argumentsList 参数列表
*/
function onProgressCallBack(details, argumentsList) {
if ("onprogress" in details) {
details.onprogress.apply(this, argumentsList);
} else if ("onprogress" in defaultDetails) {
defaultDetails.onprogress.apply(this, argumentsList);
}
}
/**
* onload加载完毕-触发
* @param {object} details 配置
* @param {object} resolve 回调
* @param {object} response 响应
*/
function onLoadCallBack(details, resolve, argumentsList) {
/* X浏览器会因为设置了responseType导致不返回responseText */
let response = argumentsList[0];
if (
details.responseType === "json" &&
Utils.isNull(response.responseText) &&
typeof response.response === "object"
) {
Utils.tryCatch().run(() => {
response.responseText = JSON.stringify(response.response);
});
}
if (response.status === 200) {
resolve({
status: true,
data: response,
msg: "请求完毕",
type: "onload",
});
} else {
onErrorCallBack(details, resolve, argumentsList);
}
}
/**
* GET 请求
* @param {object} details
* @returns {Promise}
*/
this.get = function (details) {
return new Promise((resolve) => {
let requestDetails = getRequestDefails("get", resolve, details);
delete requestDetails.onprogress;
requestDetails = handleRequestDetails(requestDetails);
request(requestDetails);
});
};
/**
* POST 请求
* @param {object} details
* @returns {Promise}
*/
this.post = function (details) {
return new Promise((resolve) => {
let requestDetails = getRequestDefails("post", resolve, details);
requestDetails = handleRequestDetails(requestDetails);
request(requestDetails);
});
};
/**
* HEAD 请求
* @param {object} details
* @returns {Promise}
*/
this.head = function (details) {
return new Promise((resolve) => {
let requestDetails = getRequestDefails("head", resolve, details);
delete requestDetails.onprogress;
requestDetails = handleRequestDetails(requestDetails);
request(requestDetails);
});
};
/**
* OPTIONS请求
* @param {object} details
* @returns {Promise}
*/
this.options = function (details) {
return new Promise((resolve) => {
let requestDetails = getRequestDefails("options", resolve, details);
delete requestDetails.onprogress;
requestDetails = handleRequestDetails(requestDetails);
request(requestDetails);
});
};
/**
* DELETE请求
* @param {object} details
*/
this.delete = function (details) {
return new Promise((resolve) => {
let requestDetails = getRequestDefails("delete", resolve, details);
delete requestDetails.onprogress;
requestDetails = handleRequestDetails(requestDetails);
request(requestDetails);
});
};
/**
* PUT请求
* @param {object} details
* @returns {Promise}
*/
this.put = function (details) {
return new Promise((resolve) => {
let requestDetails = getRequestDefails("put", resolve, details);
requestDetails = handleRequestDetails(requestDetails);
request(requestDetails);
});
};
/**
* 修改默认配置
* @param {Object} details
*/
this.config = function (details) {
defaultDetails = Utils.assign(defaultDetails, details);
};
};
/**
* 浏览器端的indexedDB操作封装
* @example
let db = new Utils.indexedDB('web_DB', 'nav_text')
let data = {name:'管理员', roleId: 1, type: 1};
db.save('list',data).then((resolve)=>{
console.log(resolve,'存储成功')
})
db.get('list').then((resolve)=>{
console.log(resolve,'查询成功')
})
db.getPaging('list',20,10).then((resolve)=>{
console.log(resolve,'查询分页偏移第20,一共10行成功');
})
db.delete('list').then(resolve=>{
console.log(resolve,'删除成功---->>>>>>name')
})
db.deleteAll().then(resolve=>{
console.log(resolve,'清除数据库---->>>>>>name')
})
* @param {string} dbName 数据存储名
* @param {string} storeName 表名
* @param {number} dbVersion indexDB的版本号
**/
Utils.indexedDB = function (
dbName = "default_db",
storeName = "default_form",
dbVersion = 1
) {
this.dbName = dbName;
this.slqVersion =
"1"; /* websql的版本号,由于ios的问题,版本号的写法不一样 */
this.dbVersion = dbVersion;
this.storeName = storeName;
this.indexedDB =
window.indexedDB ||
window.mozIndexedDB ||
window.webkitIndexedDB ||
window.msIndexedDB; /* 监听IndexDB */
if (!this.indexedDB) {
alert("很抱歉,您的浏览器不支持indexedDB");
}
this.db = {}; /* 缓存数据库,避免同一个页面重复创建和销毁 */
this.store = null;
this.errorCode = {
/* 错误码 */
success: {
code: 200,
msg: "操作成功",
},
error: {
code: 401,
msg: "操作失败",
},
open: { code: 91001, msg: "打开数据库失败" },
save: { code: 91002, msg: "保存数据失败" },
get: { code: 91003, msg: "获取数据失败" },
delete: { code: 91004, msg: "删除数据失败" },
deleteAll: { code: 91005, msg: "清空数据库失败" },
};
let that = this;
/**
* 创建 “表”
* @param {String} dbName 表名
* @returns
*/
this.createStore = function (dbName) {
let txn, store;
if (that.indexedDB) {
/* 如果是支持IndexDB的 */
txn = that.db[dbName].transaction(
that.storeName,
"readwrite"
); /* IndexDB的读写权限 */
store = txn.objectStore(that.storeName);
}
return store;
};
/**
* 打开数据库
* @param {Function} callback 回调
* @param {String} dbName 数据库名
*/
this.open = function (callback, dbName) {
/* 打开数据库 */
if (that.indexedDB) {
/* 如果支持IndexDB */
if (!that.db[dbName]) {
/* 如果缓存中没有,则进行数据库的创建或打开,提高效率 */
let request = that.indexedDB.open(dbName, that.dbVersion);
request.onerror = function (e) {
callback({
code: that.errorCode.open.code,
msg: that.errorCode.open.msg,
error: e,
});
};
request.onsuccess = function (e) {
if (!that.db[dbName]) {
that.db[dbName] = e.target.result;
}
let store = that.createStore(dbName);
callback(store);
};
request.onupgradeneeded = function (e) {
that.db[dbName] = e.target.result;
let store = that.db[dbName].createObjectStore(that.storeName, {
keyPath: "key",
});
store.transaction.oncomplete = function (event) {
callback(store);
};
};
} else {
/* 如果缓存中已经打开了数据库,就直接使用 */
let store = that.createStore(dbName);
callback(store);
}
}
};
/**
* 保存数据到数据库
* @param {any} key 数据key
* @param {any} value 数据值
* @returns
*/
this.save = function (key, value) {
if (that.indexedDB) {
return new Promise((resolve, reject) => {
let dbName = that.dbName;
let inData = {
key: key,
value: value,
};
that.open(function (result) {
let error = result.hasOwnProperty("error");
if (error) {
resolve(result);
} else {
let request = result.put(inData);
request.onsuccess = function (e) {
resolve({
code: that.errorCode.success.code,
msg: that.errorCode.success.msg,
success: true,
}); /* 保存成功有success 字段 */
};
request.onerror = function (e) {
resolve({
code: that.errorCode.save.code,
msg: that.errorCode.save.msg,
error: e,
});
};
}
}, dbName);
});
}
};
/**
* 根据key获取值
* @param {string} key 数据key
* @returns {Promise}
*/
this.get = function (key) {
return new Promise((resolve, reject) => {
let dbName = that.dbName;
if (that.indexedDB) {
that.open(function (result) {
let error =
result.hasOwnProperty(
"error"
); /* 判断返回的数据中是否有error字段 */
if (error) {
reject({
code: that.errorCode.open.get,
msg: that.errorCode.get.msg,
error: error,
result: result,
});
} else {
let request = result.get(key);
request.onsuccess = function (e) {
let result = e.target.result;
let data = result ? result.value : undefined;
resolve({
code: data
? that.errorCode.success.code
: that.errorCode.error.code,
msg: data
? that.errorCode.success.msg
: that.errorCode.error.msg,
data: data || [],
success: true,
});
};
request.onerror = function (e) {
reject({
code: that.errorCode.get.code,
msg: that.errorCode.get.msg,
result: result,
error: e,
});
};
}
}, dbName);
}
});
};
/**
* 正则获取数据
* @param {string} key 数据键
* @returns
*/
this.regexpGet = function (key) {
let list = [];
return new Promise((resolve, reject) => {
/* 正则查询 */
let dbName = that.dbName;
if (that.indexedDB) {
that.open(function (result) {
let error =
result.hasOwnProperty(
"error"
); /* 判断返回的数据中是否有error字段 */
if (error) {
reject({
code: that.errorCode.open.get,
msg: that.errorCode.get.msg,
error: error,
result: result,
});
} else {
let request = result.getAll();
request.onsuccess = function (e) {
let result = e.target.result;
if (result.length !== 0) {
result.forEach((item, index) => {
if (item["key"].match(key)) {
let concatList = item["value"];
concatList["key"] = item["key"];
list = [...list, concatList];
}
});
}
resolve({
code: that.errorCode.success.code,
msg: that.errorCode.success.msg,
data: list,
success: true,
});
};
request.onerror = function (e) {
reject({
code: that.errorCode.get.code,
msg: that.errorCode.get.msg,
result: result,
error: e,
});
};
}
}, dbName);
}
});
};
/**
* 删除数据
* @param {string} key 数据键
* @returns
*/
this.delete = function (key) {
return new Promise((resolve, reject) => {
/* 根据key删除某条数据 */
let dbName = that.dbName;
if (that.indexedDB) {
that.open(function (result) {
let error = result.hasOwnProperty("error");
if (error) {
resolve(result);
} else {
let request = result.get(key);
request.onsuccess = function (e) {
let recode = e.target.result;
if (recode) {
request = result.delete(key);
}
resolve({
code: recode
? that.errorCode.success.code
: that.errorCode.error.code,
msg: recode
? that.errorCode.success.msg
: that.errorCode.error.msg,
success: true,
});
};
request.onerror = function (e) {
resolve({
code: that.errorCode.delete.code,
msg: that.errorCode.delete.msg,
error: e,
});
};
}
}, dbName);
}
});
};
/**
* 删除所有数据
* @returns
*/
this.deleteAll = function () {
return new Promise((resolve, reject) => {
/* 清空数据库 */
let dbName = that.dbName;
if (that.indexedDB) {
that.open(function (result) {
let error = result.hasOwnProperty("error");
if (error) {
resolve({
code: that.errorCode.deleteAll.code,
msg: that.errorCode.deleteAll.msg,
error: error,
result: result,
});
} else {
result.clear();
resolve({
code: that.errorCode.success.code,
msg: that.errorCode.success.msg,
success: true,
});
}
}, dbName);
}
});
};
};
/**
* 判断函数是否是Native
* @param {function} func
* @returns {boolean}
* + true 是Native
* + false 不是Native
* @example
* Utils.isNativeFunc(window.location.assign)
* > true
*/
Utils.isNativeFunc = function (func) {
return Boolean(
func.toString().match(/^function .*\(\) { \[native code\] }$/)
);
};
/**
* 判断当前的位置是否位于页面底部附近
* @param {number} nearValue 判断在页面底部的误差值,默认:50
* @returns {boolean}
* + true 在底部附近
* + false 不在底部附近
*/
Utils.isNearBottom = function (nearValue = 50) {
var scrollTop = window.pageYOffset || document.documentElement.scrollTop;
var windowHeight =
window.innerHeight || document.documentElement.clientHeight;
var documentHeight = document.documentElement.scrollHeight;
return scrollTop + windowHeight >= documentHeight - nearValue;
};
/**
* 判断对象是否是元素
* @param {any} obj
* @returns {boolean}
* + true 是元素
* + false 不是元素
* @example
* Utils.isDOM(document.querySelector("a"))
* > true
*/
Utils.isDOM = function (obj) {
return obj instanceof HTMLElement || obj instanceof Node;
};
/**
* 判断对象是否是jQuery对象
* @param {any} obj
* @returns {boolean}
* + true 是jQuery对象
* + false 不是jQuery对象
* @example
* Utils.isJQuery($("a"))
* > true
*/
Utils.isJQuery = function (obj) {
let result = false;
if (typeof jQuery === "object" && obj instanceof jQuery) {
result = true;
}
if (typeof obj === "object") {
/* 也有种可能,这个jQuery对象是1.8.3版本的,页面中的jQuery是3.4.1版本的 */
let jQueryProps = [
"add",
"addBack",
"addClass",
"after",
"ajaxComplete",
"ajaxError",
"ajaxSend",
"ajaxStart",
"ajaxStop",
"ajaxSuccess",
"animate",
"append",
"appendTo",
"attr",
"before",
"bind",
"blur",
"change",
"children",
"clearQueue",
"click",
"clone",
"closest",
"constructor",
"contents",
"contextmenu",
"css",
"data",
"dblclick",
"delay",
"delegate",
"dequeue",
"each",
"empty",
"end",
"eq",
"extend",
"fadeIn",
"fadeOut",
"fadeTo",
"fadeToggle",
"filter",
"find",
"first",
"focus",
"focusin",
"focusout",
"get",
"has",
"hasClass",
"height",
"hide",
"hover",
"html",
"index",
"init",
"innerHeight",
"innerWidth",
"insertAfter",
"insertBefore",
"is",
"jquery",
"keydown",
"keypress",
"keyup",
"last",
"load",
"map",
"mousedown",
"mouseenter",
"mouseleave",
"mousemove",
"mouseout",
"mouseover",
"mouseup",
"next",
"nextAll",
"not",
"off",
"offset",
"offsetParent",
"on",
"one",
"outerHeight",
"outerWidth",
"parent",
"parents",
"position",
"prepend",
"prependTo",
"prev",
"prevAll",
"prevUntil",
"promise",
"prop",
"pushStack",
"queue",
"ready",
"remove",
"removeAttr",
"removeClass",
"removeData",
"removeProp",
"replaceAll",
"replaceWith",
"resize",
"scroll",
"scrollLeft",
"scrollTop",
"select",
"show",
"siblings",
"slice",
"slideDown",
"slideToggle",
"slideUp",
"sort",
"splice",
"text",
"toArray",
"toggle",
"toggleClass",
"trigger",
"triggerHandler",
"unbind",
"width",
"wrap",
];
for (const jQueryPropsName of jQueryProps) {
if (!(jQueryPropsName in obj)) {
result = false;
/* console.log(jQueryPropsName); */
break;
} else {
result = true;
}
}
}
return result;
};
/**
* 判断当前设备是否是移动端
* @return {boolean}
* + true 是移动端
* + false 不是移动端
* @example
* Utils.isPhone();
* > true
**/
Utils.isPhone = function () {
return Boolean(
/(iPhone|iPad|iPod|iOS|Android|Mobile)/i.test(navigator.userAgent)
);
};
/**
* 判断对象是否不为空
* @param {any} obj
* @returns {boolean}
* + true 不为空
* + false 为空
* @example
* Utils.isNotNull("123");
* > true
*/
Utils.isNotNull = function () {
return !Utils.isNull(arguments);
};
/**
* 判断对象或数据是否为空
* String类型,如 ""、"null"、"undefined"、" "
* Number类型,如 0
* Object类型,如 {}
* @param {arguments} obj 需要判断的变量
* @returns {boolean}
* + true 为空
* + false 不为空
* @example
Utils.isNull({});
> true
* @example
Utils.isNull([]);
> true
* @example
Utils.isNull(" ");
> true
* @example
Utils.isNull(function(){});
> true
* @example
Utils.isNull(()=>{}));
> true
* @example
Utils.isNull("undefined");
> true
* @example
Utils.isNull("null");
> true
* @example
Utils.isNull(" ", false);
> true
* @example
Utils.isNull([1],[]);
> false
* @example
Utils.isNull([],[1]);
> false
* @example
Utils.isNull(false,[123]);
> false
**/
Utils.isNull = function () {
let result = true;
let checkList = [...arguments];
for (const objItem of checkList) {
let itemResult = false;
switch (typeof objItem) {
case "undefined":
case "null":
itemResult = true;
break;
case "object":
/* object类型的也可能是null */
if (objItem == null) {
itemResult = true;
} else if (
Array.isArray(objItem) ||
objItem instanceof NodeList ||
objItem instanceof FileList
) {
itemResult = objItem.length === 0;
} else if (objItem instanceof Map || objItem instanceof Set) {
itemResult = objItem.size === 0;
} else {
itemResult = Object.keys(objItem).length === 0;
}
break;
case "number":
itemResult = objItem === 0;
break;
case "string":
itemResult =
objItem.trim() === "" ||
objItem === "null" ||
objItem === "undefined";
break;
case "boolean":
itemResult = !objItem;
break;
case "function":
let funcStr = objItem.toString().replace(/\s/g, "");
/* 排除()=>{}、(xxx="")=>{}、function(){}、function(xxx=""){}、 */
itemResult = Boolean(
funcStr.match(/^\(.*?\)=>\{\}$|^function.*?\(.*?\)\{\}$/)
);
break;
}
result = result && itemResult;
}
return result;
};
/**
* 判断元素是否在页面中可见
* @param {[...HTMLElement]|NodeList} dom 需要检查的元素,可以是普通元素|数组形式的元素|通过querySelectorAll获取的元素数组
* @param {boolean} inView
* + true 在窗口可视区域
* + false 不在窗口可视区域
* @returns {boolean}
* + true 可见
* + false 不可见
* @example
* Utils.isVisible(document.documentElement)
* > true
*/
Utils.isVisible = function (dom, inView = false) {
let needCheckDomList = [];
if (dom instanceof Array || dom instanceof NodeList) {
needCheckDomList = [...dom];
} else {
needCheckDomList = [dom];
}
let result = true;
for (const domItem of needCheckDomList) {
let domDisplay = window.getComputedStyle(domItem);
if (domDisplay.display === "none") {
result = false;
} else {
let domClientRect = domItem.getBoundingClientRect();
if (inView) {
let viewportWidth =
window.innerWidth || document.documentElement.clientWidth;
let viewportHeight =
window.innerHeight || document.documentElement.clientHeight;
result = !(
domClientRect.right < 0 ||
domClientRect.left > viewportWidth ||
domClientRect.bottom < 0 ||
domClientRect.top > viewportHeight
);
} else {
result = !(
domClientRect.bottom === 0 &&
domClientRect.height === 0 &&
domClientRect.left === 0 &&
domClientRect.right === 0 &&
domClientRect.top === 0 &&
domClientRect.width === 0 &&
domClientRect.x === 0 &&
domClientRect.y === 0
);
}
}
if (!result) {
/* 有一个不可见就退出循环 */
break;
}
}
return result;
};
/**
* 判断是否是Via浏览器环境
* @returns {boolean}
* + true 是Via
* + false 不是Via
* @example
* Utils.isWebView_Via()
* > false
*/
Utils.isWebView_Via = function () {
let result = true;
if (typeof top.window.via === "object") {
for (const key in Object.values(top.window.via)) {
if (Object.hasOwnProperty.call(top.window.via, key)) {
let objValueFunc = top.window.via[key];
if (
typeof objValueFunc === "function" &&
Utils.isNativeFunc(objValueFunc)
) {
result = true;
} else {
result = false;
break;
}
}
}
} else {
result = false;
}
return result;
};
/**
* 判断是否是X浏览器环境
* @returns {boolean}
* + true 是X浏览器
* + false 不是X浏览器
* @example
* Utils.isWebView_X()
* > false
*/
Utils.isWebView_X = function () {
let result = true;
if (typeof top.window.mbrowser === "object") {
for (const key in Object.values(top.window.mbrowser)) {
if (Object.hasOwnProperty.call(top.window.mbrowser, key)) {
let objValueFunc = top.window.mbrowser[key];
if (
typeof objValueFunc === "function" &&
Utils.isNativeFunc(objValueFunc)
) {
result = true;
} else {
result = false;
break;
}
}
}
} else {
result = false;
}
return result;
};
/**
* 把Object内的value值全部取出成Array
* @param {object} obj JSON数据
* @return {object} 返回数组
* @example
* Utils.parseObjectToArray({"工具类":"jsonToArray","return","Array"});
* @return ['jsonToArray', 'Array']
**/
Utils.parseObjectToArray = function (obj) {
if (typeof obj !== "object") {
throw new Error("Utils.parseObjectToArray 参数 obj 必须为 object 类型");
}
let result = [];
Object.keys(obj).forEach(function (keyName) {
result = result.concat(obj[keyName]);
});
return result;
};
/**
* 监听某个元素键盘按键事件或window全局按键事件
* @param {Window|Node|HTMLElement} listenObj 需要监听的对象,可以是全局Window或者某个元素
* @param {Function|undefined} callback 自己定义的回调事件,参数1为当前的key,参数2为组合按键,数组类型,包含ctrl、shift、alt和meta(win键或mac的cmd键)
* @example
Utils.listenKeyPress(window,(keyName,otherKey)=>{
if(keyName === "Enter"){
console.log("回车按键")
}
if(otherKey.indexOf("ctrl") && keyName === "Enter" ){
console.log("Ctrl和回车键");
}
})
* @example
字母和数字键的键码值(keyCode)
按键 键码 按键 键码 按键 键码 按键 键码
A 65 J 74 S 83 1 49
B 66 K 75 T 84 2 50
C 67 L 76 U 85 3 51
D 68 M 77 V 86 4 52
E 69 N 78 W 87 5 53
F 70 O 79 X 88 6 54
G 71 P 80 Y 89 7 55
H 72 Q 81 Z 90 8 56
I 73 R 82 0 48 9 57
数字键盘上的键的键码值(keyCode)
功能键键码值(keyCode)
按键 键码 按键 键码 按键 键码 按键 键码
0 96 8 104 F1 112 F7 118
1 97 9 105 F2 113 F8 119
2 98 * 106 F3 114 F9 120
3 99 + 107 F4 115 F10 121
4 100 Enter 108 F5 116 F11 122
5 101 - 109 F6 117 F12 123
6 102 . 110
7 103 / 111
控制键键码值(keyCode)
按键 键码 按键 键码 按键 键码 按键 键码
BackSpace 8 Esc 27 → 39 -_ 189
Tab 9 Spacebar 32 ↓ 40 .> 190
Clear 12 Page Up 33 Insert 45 /? 191
Enter 13 Page Down 34 Delete 46 `~ 192
Shift 16 End 35 Num Lock 144 [{ 219
Control 17 Home 36 ;: 186 \| 220
Alt 18 ← 37 =+ 187 ]} 221
Cape Lock 20 ↑ 38 ,< 188 '" 222
多媒体键码值(keyCode)
按键 键码
音量加 175
音量减 174
停止 179
静音 173
浏览器 172
邮件 180
搜索 170
收藏 171
**/
Utils.listenKeyPress = function (listenObj, callback) {
if (!(listenObj instanceof Window) && !Utils.isDOM(listenObj)) {
throw new Error(
"Utils.listenKeyPress 参数 listenObj 必须为 Window|Node 类型"
);
}
listenObj.addEventListener("keypress", function (event) {
let keyName = event.code || event.key;
let otherCodeList = [];
if (event.ctrlKey) {
otherCodeList = [...otherCodeList, "ctrl"];
}
if (event.altKey) {
otherCodeList = [...otherCodeList, "alt"];
}
if (event.metaKey) {
otherCodeList = [...otherCodeList, "meta"];
}
if (event.shiftKey) {
otherCodeList = [...otherCodeList, "shift"];
}
if (typeof callback === "function") {
callback(keyName, otherCodeList, event);
}
});
};
/**
* 日志对象
* @param {Function} _GM_info_ 油猴管理器的API GM_info
* @example
let log = new Utils.Log(GM_info);
log.info("普通输出");
> 普通输出
log.success("成功输出");
> 成功输出
log.error("错误输出");
> 错误输出
log.tag = "自定义tag信息";
log.info("自定义info的颜色","#e0e0e0");
> 自定义info的颜色
log.config({
successColor: "#31dc02",
errorColor: "#e02d2d",
infoColor: "black",
})
log.success("颜色为#31dc02");
> 颜色为#31dc02
*/
Utils.Log = function (_GM_info_) {
if (typeof _GM_info_ !== "object") {
throw new Error(
'Utils.Log 请添加@grant GM_info且传入该参数,如果使用"use strict"; 就无法获取caller'
);
}
let msgColorDetails = [
"font-weight: bold; color: cornflowerblue",
"font-weight: bold; color: cornflowerblue",
"font-weight: bold; color: darkorange",
"font-weight: bold; color: cornflowerblue",
];
let details = {
successColor: "blue" /* 成功颜色 */,
errorColor: "red" /* 错误颜色 */,
infoColor: "0" /* 信息颜色 */,
debug: false /* 开启debug模式,会在控制台输出调用者位置 */,
autoClearConsole: false /* 当console输出超过logMaxCount数量自动清理控制台 */,
logMaxCount: 999 /* console输出的最高数量,autoClearConsole开启则生效 */,
};
let logCount = 0;
/**
* 解析Error的堆栈获取调用者所在的函数位置
* @param {list} stack
*/
let parseErrorStack = function (stack) {
let result = {
functionName: "",
functionPosition: "",
};
for (let i = 0; i < stack.length; i++) {
let stackString = stack[i].trim();
let stackFunctionName = stackString.match(/^at[\s]+(.+?)[\s]+/i);
let stackFunctionNamePosition = stackString.match(
/^at[\s]+.+[\s]+\((.+?)\)/i
);
if (stackFunctionName == null) {
continue;
}
stackFunctionName = stackFunctionName[stackFunctionName.length - 1];
stackFunctionNamePosition =
stackFunctionNamePosition[stackFunctionNamePosition.length - 1];
if (
stackFunctionName === "" ||
stackFunctionName.match(
new RegExp(
"(^Utils.Log.|.<anonymous>$|^Function.each|^NodeList.forEach|^k.fn.init.each)",
"g"
)
)
) {
continue;
} else {
result.functionName = stackFunctionName;
result.functionPosition = stackFunctionNamePosition;
break;
}
}
return result;
};
/* 待恢复的函数或对象 */
let recoveryList = [];
/**
* 检测清理控制台
* @this {this}
*/
let checkClearConsole = function () {
logCount++;
if (details.autoClearConsole && logCount > details.logMaxCount) {
console.clear();
logCount = 0;
}
};
this.tag = _GM_info_?.script?.name || "GM_info缺失";
/**
* 控制台-普通输出
* @param {any} msg
* @param {String} color
* @param {String} type
*/
this.info = function (msg, color, type = "info") {
checkClearConsole.apply(this);
let stack = new Error().stack.split("\n");
if (type === "info") {
color = color || details.infoColor;
}
stack.splice(0, 1);
let errorStackParse = parseErrorStack(stack);
let stackFunctionName = errorStackParse["functionName"];
let stackFunctionNamePosition = errorStackParse["functionPosition"];
let callerName = stackFunctionName;
if (typeof msg === "object") {
console.log(
`%c[${this.tag}%c-%c${callerName}%c]%c `,
...msgColorDetails,
`color: ${color}`,
msg
);
} else {
console.log(
`%c[${this.tag}%c-%c${callerName}%c]%c ${msg}`,
...msgColorDetails,
`color: ${color}`
);
}
if (details.debug) {
console.log(stackFunctionNamePosition);
}
};
/**
* 控制台-错误输出
* @param {any} msg
* @param {string} color
*/
this.error = function (msg, color) {
this.info(msg, color || details.errorColor, "error");
};
/**
* 控制台-成功输出
* @param {any} msg
* @param {string} color
*/
this.success = function (msg, color) {
this.info(msg, color || details.successColor, "success");
};
/**
* 控制台-输出表格
* @param {object} msgObj
* @example
* log.table([{"名字":"example","值":"123"},{"名字":"example2","值":"345"}])
*/
this.table = function (msgObj) {
checkClearConsole.apply(this);
let stack = new Error().stack.split("\n");
if (type === "info") {
color = color || details.infoColor;
}
stack.splice(0, 1);
let errorStackParse = parseErrorStack(stack);
let stackFunctionName = errorStackParse["functionName"];
let stackFunctionNamePosition = errorStackParse["functionPosition"];
let callerName = stackFunctionName;
console.log(
`%c[${this.tag}%c-%c${callerName}%c]%c`,
...msgColorDetails,
`color: ${color}`
);
console.table(msgObj);
if (details.debug) {
console.log(stackFunctionNamePosition);
}
};
/**
* 配置Log对象的颜色
* @param {object} paramDetails 配置信息
*/
this.config = function (paramDetails) {
details = Object.assign(details, paramDetails);
};
/**
* 禁用输出
*/
this.disable = function () {
let that = this;
Object.keys(this)
.filter((keyName) => Boolean(keyName.match(/info|error|success|table/)))
.forEach((keyName) => {
let value = {};
value[keyName] = that[keyName];
recoveryList = [...recoveryList, value];
that[keyName] = () => {};
});
};
/**
* 恢复输出
*/
this.recovery = function () {
let that = this;
recoveryList.forEach((item) => {
let keyName = Object.keys(item);
that[keyName] = item[keyName];
});
recoveryList = [];
};
};
/**
* 合并数组内的JSON的值字符串
* @param {[...any]} data 需要合并的数组
* @param {Function|string|undefined} handleFunc 处理的函数|JSON的key
* @returns {string}
* @example
* Utils.mergeArrayToString([{"name":"数组内数据部分字段合并成字符串->"},{"name":"mergeToString"}],(item)=>{return item["name"]});
* > '数组内数据部分字段合并成字符串->mergeToString'
**/
Utils.mergeArrayToString = function (data, handleFunc) {
if (!(data instanceof Array)) {
throw new Error("Utils.mergeArrayToString 参数 data 必须为 Array 类型");
}
let content = "";
if (typeof handleFunc === "function") {
data.forEach((item) => {
content += handleFunc(item);
});
} else if (typeof handleFunc === "string") {
data.forEach((item) => {
content += item[handleFunc];
});
} else {
data.forEach((item) => {
Object.values(item)
.filter((item2) => typeof item2 === "string")
.forEach((item3) => {
content += item3;
});
});
}
return content;
};
/**
* 监听页面元素改变并处理
* @param {object|Node|HTMLElement} target 需要监听的元素,如果不存在,可以等待它出现
* @param {object} observer_config MutationObserver的配置
* @example
Utils.mutationObserver(document.querySelector("div.xxxx"),{
"callback":(mutations, observer)=>{},
"config":{childList:true,attributes:true}
});
* @example
Utils.mutationObserver(document.querySelectorAll("div.xxxx"),{
"callback":(mutations, observer)=>{},
"config":{childList:true,attributes:true}}
);
* @example
Utils.mutationObserver($("div.xxxx"),{
"callback":(mutations, observer)=>{},
"config":{childList:true,attributes:true}}
);
**/
Utils.mutationObserver = function (target, observer_config) {
if (
!(target instanceof Node) &&
!(target instanceof NodeList) &&
!Utils.isJQuery(target)
) {
throw new Error(
"Utils.mutationObserver 参数 target 必须为 Node|NodeList|jQuery类型"
);
}
let default_obverser_config = {
/* 监听到元素有反馈,需执行的函数 */
callback: () => {},
config: {
/**
* @type {boolean|undefined}
* + true 监听以 target 为根节点的整个子树。包括子树中所有节点的属性,而不仅仅是针对 target
* + false (默认) 不生效
*/
subtree: undefined,
/**
* @type {boolean|undefined}
* + true 监听 target 节点中发生的节点的新增与删除(同时,如果 subtree 为 true,会针对整个子树生效)
* + false (默认) 不生效
*/
childList: undefined,
/**
* @type {boolean|undefined}
* + true 观察所有监听的节点属性值的变化。默认值为 true,当声明了 attributeFilter 或 attributeOldValue
* + false (默认) 不生效
*/
attributes: undefined,
/**
* 一个用于声明哪些属性名会被监听的数组。如果不声明该属性,所有属性的变化都将触发通知
* @type {[...string]|undefined}
*/
attributeFilter: undefined,
/**
* @type {boolean|undefined}
* + true 记录上一次被监听的节点的属性变化;可查阅 MutationObserver 中的 Monitoring attribute values 了解关于观察属性变化和属性值记录的详情
* + false (默认) 不生效
*/
attributeOldValue: undefined,
/**
* @type {boolean|undefined}
* + true 监听声明的 target 节点上所有字符的变化。默认值为 true,如果声明了 characterDataOldValue
* + false (默认) 不生效
*/
characterData: undefined,
/**
* @type {boolean|undefined}
* + true 记录前一个被监听的节点中发生的文本变化
* + false (默认) 不生效
*/
characterDataOldValue: undefined,
},
};
observer_config = Utils.assign(default_obverser_config, observer_config);
let MutationObserver =
window.MutationObserver ||
window.webkitMutationObserver ||
window.MozMutationObserver;
let mutationObserver = new MutationObserver(function (mutations, observer) {
observer_config?.callback(mutations, observer);
});
if (target instanceof Node) {
/* 传入的参数是节点元素 */
mutationObserver.observe(target, observer_config.config);
} else if (target instanceof NodeList) {
/* 传入的参数是节点元素数组 */
target.forEach((item) => {
mutationObserver.observe(item, observer_config.config);
});
} else if (Utils.isJQuery(target)) {
/* 传入的参数是jQuery对象 */
target.each((index, item) => {
mutationObserver.observe(item, observer_config.config);
});
} else {
/* 未知 */
console.error("Utils.mutationObserver 未知参数", arguments);
}
return mutationObserver;
};
/**
* 去除全局window下的Utils,返回控制权
* @returns {Utils}
* @example
* let utils = Utils.noConflict();
* > ...
*/
Utils.noConflict = function () {
delete window[GLOBAL_NAME_SPACE];
if (tempUtils) {
window[GLOBAL_NAME_SPACE] = tempUtils;
}
return Utils;
};
/**
* 恢复/释放该对象内的为function,让它无效/有效
* @param {object} needReleaseObject 需要操作的对象
* @param {string} needReleaseName 需要操作的对象的名字
* @param {array} functionNameList 需要释放的方法,如果为空,默认全部方法
* @param {boolean} release
* + true (默认) 释放该对象下的某些方法
* + false 恢复该对象下的某些方法
* @example
// 释放该方法
Utils.noConflictFunc(console,"console",["log"],true);
console.log;
> () => {}
* @example
// 恢复该方法
Utils.noConflictFunc(console,"console",["log"],false);
console.log;
> ƒ log() { [native code] }
* @example
// 释放所有方法
Utils.noConflictFunc(console,"console",[],true);
console.debug;
> () => {}
* @example
// 恢复所有方法
Utils.noConflictFunc(console,"console",[],false);
console.debug;
> ƒ log() { [native code] }
**/
Utils.noConflictFunc = function (
needReleaseObject,
needReleaseName,
functionNameList = [],
release = true
) {
if (typeof needReleaseObject !== "object") {
throw new Error(
"Utils.noConflictFunc 参数 needReleaseObject 必须为 object 类型"
);
}
if (typeof needReleaseName !== "string") {
throw new Error(
"Utils.noConflictFunc 参数 needReleaseName 必须为 string 类型"
);
}
if (!Array.isArray(functionNameList)) {
throw new Error(
"Utils.noConflictFunc 参数 functionNameList 必须为 Array 类型"
);
}
let needReleaseKey = "__" + needReleaseName;
/**
* 复制对象
* @param {object} obj
* @returns {object}
*/
function cloneObj(obj) {
let newObj = {};
if (obj instanceof Array) {
newObj = [];
}
for (let key in obj) {
let val = obj[key];
newObj[key] = typeof val === "object" ? cloneObj(val) : val;
}
return newObj;
}
/**
* 释放所有
*/
function releaseAll() {
if (typeof window[needReleaseKey] !== "undefined") {
/* 已存在 */
return;
}
window[needReleaseKey] = cloneObj(needReleaseObject);
Object.values(needReleaseObject).forEach((value) => {
if (typeof value === "function") {
needReleaseObject[value.name] = () => {};
}
});
}
/**
* 释放单个
*/
function releaseOne() {
Array.from(functionNameList).forEach((item) => {
Object.values(needReleaseObject).forEach((value) => {
if (typeof value === "function") {
if (typeof window[needReleaseKey] === "undefined") {
window[needReleaseKey] = {};
}
if (item === value.name) {
window[needReleaseKey][value.name] =
needReleaseObject[value.name];
needReleaseObject[value.name] = () => {};
}
}
});
});
}
/**
* 恢复所有
*/
function recoveryAll() {
if (typeof window[needReleaseKey] === "undefined") {
/* 未存在 */
return;
}
Object.assign(needReleaseObject, window[needReleaseKey]);
delete window[needReleaseKey];
}
/**
* 恢复单个
*/
function recoveryOne() {
if (typeof window[needReleaseKey] === "undefined") {
/* 未存在 */
return;
}
Array.from(functionNameList).forEach((item) => {
if (window[needReleaseKey][item]) {
needReleaseObject[item] = window[needReleaseKey][item];
delete window[needReleaseKey][item];
if (Object.keys(window[needReleaseKey]).length === 0) {
delete window[needReleaseKey];
}
}
});
}
if (release) {
/* 释放 */
if (functionNameList.length === 0) {
releaseAll();
} else {
/* 对单个进行操作 */
releaseOne();
}
} else {
/* 恢复 */
if (functionNameList.length === 0) {
recoveryAll();
} else {
/* 对单个进行操作 */
recoveryOne();
}
}
};
/**
* base64转blob
* @param {string} dataUri base64的数据
* @return {string} blob的链接
* @example
* Utils.parseBase64ToBlob("data:image/jpeg;base64,.....");
* > blob://xxxxxxx
**/
Utils.parseBase64ToBlob = function (dataUri) {
if (typeof dataUri !== "string") {
throw new Error(
"Utils.parseBase64ToBlob 参数 dataUri 必须为 string 类型"
);
}
let dataUriSplit = dataUri.split(","),
dataUriMime = dataUriSplit[0].match(/:(.*?);/)[1],
dataUriBase64Str = atob(dataUriSplit[1]),
dataUriLength = dataUriBase64Str.length,
u8arr = new Uint8Array(dataUriLength);
while (dataUriLength--) {
u8arr[dataUriLength] = dataUriBase64Str.charCodeAt(dataUriLength);
}
return new Blob([u8arr], {
type: dataUriMime,
});
};
/**
* base64转File对象
* @param {string} dataUri base64的数据
* @return {string} blob的链接
* @example
* Utils.parseBase64ToFile("data:image/jpeg;base64,.....","测试文件");
* > object
**/
Utils.parseBase64ToFile = function (dataUri, fileName) {
if (typeof dataUri !== "string") {
throw new Error(
"Utils.parseBase64ToFile 参数 dataUri 必须为 string 类型"
);
}
if (typeof fileName !== "string") {
throw new Error(
"Utils.parseBase64ToFile 参数 fileName 必须为 string 类型"
);
}
let dataUriSplit = dataUri.split(","),
dataUriMime = dataUriSplit[0].match(/:(.*?);/)[1],
dataUriBase64Str = atob(dataUriSplit[1]),
dataUriLength = dataUriBase64Str.length,
u8arr = new Uint8Array(dataUriLength);
while (dataUriLength--) {
u8arr[dataUriLength] = dataUriBase64Str.charCodeAt(dataUriLength);
}
return new File([u8arr], fileName, {
type: dataUriMime,
});
};
/**
* 将正则匹配到的结果取出最后一个值并转换成int格式
* @param {[...any]} matchList 正则匹配的列表
* @param {number|string} defaultValue 正则匹配的列表为空时,或者正则匹配的列表最后一项不为Int,返回该默认值
* @example
* Utils.parseInt(["dadaadada123124","123124"],0);
* > 123124
*
* @example
* Utils.parseInt(null,0);
* > 0
* @example
* Utils.parseInt(["aaaaaa"]);
* > 0
*
* @example
* Utils.parseInt(["aaaaaa"],"66");
* > 66
*
* @example
* Utils.parseInt(["aaaaaaa"],"aa");
* > NaN
**/
Utils.parseInt = function (matchList = [], defaultValue = 0) {
if (matchList == null) {
return parseInt(defaultValue);
}
let parseValue = parseInt(matchList[matchList.length - 1]);
if (isNaN(parseValue)) {
parseValue = parseInt(defaultValue);
}
return parseValue;
};
/**
* blob转File对象
* @param {string} blobUrl 需要转换的blob的链接
* @param {string} fileName 转换成的File对象的文件名称
* @return {object} File对象
* @example
* Utils.blobToFile("blob://xxxxx");
* > object
**/
Utils.parseBlobToFile = function (blobUrl, fileName) {
const file = new File([blob], fileName, { type: blob.type });
return new Promise((resolve, reject) => {
fetch(blobUrl)
.then((response) => response.blob())
.then((blob) => {
const file = blobToFile(blob, "example.txt");
resolve(file);
})
.catch((error) => {
console.error("Error:", error);
reject(error);
});
});
};
/**
* 【异步函数】File对象转base64
* @param {object} fileObj 需要转换的File对象
* @return {string} base64格式的数据
* @example
* await Utils.parseFileToBase64(object);
* > 'data:image/jpeg:base64/,xxxxxx'
**/
Utils.parseFileToBase64 = async function (fileObj) {
let reader = new FileReader();
reader.readAsDataURL(fileObj);
return new Promise((resolve) => {
reader.onload = function (event) {
resolve(event.target.result);
};
});
};
/**
* 解析字符串
* @param {string} text 要解析的 DOMString。它必须包含 HTML、xml、xhtml+xml 或 svg 文档。
* @param {string} mimeType 解析成的类型,包括:text/html、text/xml、application/xml、application/xhtml+xml、image/svg+xml
* @returns {HTMLElement|XMLDocument|SVGElement}
* @example
* Utils.parseFromString("<p>123<p>");
* > #document
*/
Utils.parseFromString = function (text, mimeType = "text/html") {
let parser = new DOMParser();
return parser.parseFromString(text, mimeType);
};
/**
* 阻止事件传递
* @param {HTMLElement} ele 要进行处理的元素
* @param {string|[...string]} eventNameList 要阻止的事件名|列表
* @param {Event|undefined} paramEvent 事件
* @example
* Utils.preventEvent(document.querySelector("a"),"click")
* @example
* Utils.preventEvent(event);
*/
Utils.preventEvent = function (ele, eventNameList = []) {
function stopEvent(event) {
/* 阻止事件的默认行为发生。例如,当点击一个链接时,浏览器会默认打开链接的URL */
event?.preventDefault();
/* 停止事件的传播,阻止它继续向更上层的元素冒泡,事件将不会再传播给其他的元素 */
event?.stopPropagation();
/* 阻止事件传播,并且还能阻止元素上的其他事件处理程序被触发 */
event?.stopImmediatePropagation();
return false;
}
if (arguments.length === 1) {
return stopEvent(arguments[0]);
} else if (arguments.length === 2) {
if (typeof eventNameList === "string") {
eventNameList = [eventNameList];
}
eventNameList.forEach((eventName) => {
ele.addEventListener(eventName, function (event) {
return stopEvent(event);
});
});
}
};
/**
* 在canvas元素节点上绘制进度圆圈
* @param {object} paramConfig 配置信息
* @example
let progress = new Utils.Process({canvasNode:document.querySelector("canvas")});
progress.draw();
* **/
Utils.Progress = function (paramConfig) {
this.config = {
canvasNode: null /* canvas元素节点 */,
deg: 95 /* 绘制角度 */,
progress: 0 /* 进度 */,
lineWidth: 10 /* 绘制的线宽度 */,
lineBgColor: "#1e637c" /* 绘制的背景颜色 */,
lineColor: "#25deff",
textColor: "#000000" /* 文字的颜色 */,
fontSize: 22 /* 字体大小(px) */,
circleRadius: 50 /* 圆半径 */,
draw: () => {} /* 控制绘制 */,
};
this.config = Utils.assign(this.config, paramConfig);
if (!(this.config.canvasNode instanceof HTMLCanvasElement)) {
throw new Error(
"Utils.Progress 参数 canvasNode 必须是 HTMLCanvasElement"
);
}
let ctx = this.config.canvasNode.getContext("2d"); /* 获取画笔 */
let width = this.config.canvasNode.width; /* 元素宽度 */
let height = this.config.canvasNode.height; /* 元素高度 */
/* 清除锯齿 */
if (window.devicePixelRatio) {
this.config.canvasNode.style.width = width + "px";
this.config.canvasNode.style.height = height + "px";
this.config.canvasNode.height = height * window.devicePixelRatio;
this.config.canvasNode.width = width * window.devicePixelRatio;
ctx.scale(window.devicePixelRatio, window.devicePixelRatio);
}
/* 设置线宽 */
ctx.lineWidth = this.config.lineWidth;
/* 绘制 */
this.draw = function () {
let degActive = (this.config.progress * 360) / 100;
ctx.clearRect(0, 0, width, height); //清除画布
ctx.beginPath(); //开始绘制底圆
ctx.arc(width / 2, height / 2, this.config.circleRadius, 1, 8);
ctx.strokeStyle = this.config.lineBgColor;
ctx.stroke();
ctx.beginPath(); //开始绘制动态圆
ctx.arc(
width / 2,
height / 2,
this.config.circleRadius,
-Math.PI / 2,
(degActive * Math.PI) / 180 - Math.PI / 2
);
ctx.strokeStyle = this.config.lineColor;
ctx.stroke();
let txt = parseInt(this.config.progress) + "%"; //获取百分比
ctx.font = this.config.fontSize + "px SimHei";
let w = ctx.measureText(txt).width; //获取文本宽度
let h = this.config.fontSize / 2;
ctx.fillStyle = this.config.textColor;
ctx.fillText(txt, width / 2 - w / 2, height / 2 + h / 2);
}.bind(this);
};
/**
* 复制到剪贴板
* @param {string|number} text - 需要复制到剪贴板的文本
* @example
* Utils.setClip("xxxx");
**/
Utils.setClip = function (text) {
if (typeof text !== "string" && typeof text !== "number") {
console.error(typeof text);
throw new Error("复制的貌似不是string或number类型");
}
// 获取剪贴板对象
const clipboard = navigator.clipboard;
// 复制文本到剪贴板
clipboard
.writeText(text)
.then(() => {
console.log("复制成功");
})
.catch((err) => {
console.error("复制失败,使用第二种方式", err);
let chipBoardNode = document.createElement("input");
chipBoardNode.type = "text";
chipBoardNode.setAttribute("style", "opacity:0;position:absolute;");
chipBoardNode.id = "whitesevClipBoardInput";
document.body.append(chipBoardNode);
let clipBoardInputNode = document.querySelector(
"#whitesevClipBoardInput"
);
clipBoardInputNode.value = text;
clipBoardInputNode.removeAttribute("disabled");
clipBoardInputNode.select();
document.execCommand("copy");
clipBoardInputNode.remove();
});
};
/**
* 【异步函数】等待N秒执行函数
* @param {Function|string} func 待执行的函数(字符串)
* @param {number} delayTime 延时时间(ms)
* @return {?undefined} 函数的返回值
* @example
* await Utils.setTimeout(()=>{}, 2500);
* > ƒ tryCatchObj() {}
* @example
* await Utils.setTimeout("()=>{console.log(12345)}", 2500);
* > ƒ tryCatchObj() {}
**/
Utils.setTimeout = async function (func, delayTime = 0) {
if (typeof func !== "function" && typeof func !== "string") {
throw new Error("Utils.setTimeout 参数 func 必须为 function|string 类型");
}
if (typeof delayTime !== "number") {
throw new Error("Utils.setTimeout 参数 delayTime 必须为 number 类型");
}
return new Promise((resolve) => {
setTimeout(() => {
resolve(Utils.tryCatch().run(func));
}, delayTime);
});
};
/**
* 【异步函数】延迟xxx毫秒
* @param {number} delayTime 延时时间(ms)
* @example
* await Utils.sleep(2500)
**/
Utils.sleep = async function (delayTime) {
if (typeof delayTime !== "number") {
throw new Error("Utils.sleep 参数 delayTime 必须为 number 类型");
}
return new Promise((resolve) => {
setTimeout(() => {
resolve();
}, delayTime);
});
};
/**
* 数组按照内部某个值的大小比对排序,如[{"time":"2022-1-1"},{"time":"2022-2-2"}]
* @param {Array|NodeList|Function} data 数据|获取数据的方法
* @param {string|Function} getPropertyValueFunc 数组内部项的某个属性的值的方法,参数为这个项
* @param {boolean} sortByDesc 排序方式,默认true倒序(值最大排第一个,如:6、5、4、3...),false为升序(值最小排第一个,如:1、2、3、4...)
* @return {object} 返回比较排序完成的数组
* @example
* Utils.sortListByProperty([{"time":"2022-1-1"},{"time":"2022-2-2"}],(item)=>{return item["time"]})
* > [{time: '2022-2-2'},{time: '2022-1-1'}]
* @example
* Utils.sortListByProperty([{"time":"2022-1-1"},{"time":"2022-2-2"}],(item)=>{return item["time"]},false)
* > [{time: '2022-1-1'},{time: '2022-2-2'}]
**/
Utils.sortListByProperty = function (
data,
getPropertyValueFunc,
sortByDesc = true
) {
if (
typeof getPropertyValueFunc !== "function" &&
typeof getPropertyValueFunc !== "string"
) {
throw new Error(
"Utils.sortListByProperty 参数 getPropertyValueFunc 必须为 function|string 类型"
);
}
if (typeof sortByDesc !== "boolean") {
throw new Error(
"Utils.sortListByProperty 参数 sortByDesc 必须为 boolean 类型"
);
}
let getObjValue = function (obj) {
return typeof getPropertyValueFunc === "string"
? obj[getPropertyValueFunc]
: getPropertyValueFunc(obj);
};
/**
* 排序方法
* @param {any} after_obj
* @param {any} before_obj
* @returns
*/
let sortFunc = function (after_obj, before_obj) {
let beforeValue = getObjValue(before_obj); /* 前 */
let afterValue = getObjValue(after_obj); /* 后 */
if (sortByDesc) {
if (afterValue > beforeValue) {
return -1;
} else if (afterValue < beforeValue) {
return 1;
} else {
return 0;
}
} else {
if (afterValue < beforeValue) {
return -1;
} else if (afterValue > beforeValue) {
return 1;
} else {
return 0;
}
}
};
/**
* 排序元素方法
* @param {NodeList|jQuery} nodeList 元素列表
* @param {Function} getNodeListFunc 获取元素列表的函数
*/
let sortNodeFunc = function (nodeList, getNodeListFunc) {
let nodeListLength = nodeList.length;
for (let i = 0; i < nodeListLength - 1; i++) {
for (let j = 0; j < nodeListLength - 1 - i; j++) {
let beforeNode = nodeList[j];
let afterNode = nodeList[j + 1];
let beforeValue = getObjValue(beforeNode); /* 前 */
let afterValue = getObjValue(afterNode); /* 后 */
if (
(sortByDesc == true && beforeValue < afterValue) ||
(sortByDesc == false && beforeValue > afterValue)
) {
/* 升序/降序 */
/* 相邻元素两两对比 */
let temp = beforeNode.nextElementSibling;
afterNode.after(beforeNode);
if (temp == null) {
/* 如果为空,那么是最后一个元素,使用append */
temp.parentNode.appendChild(afterNode);
} else {
/* 不为空,使用before */
temp.before(afterNode);
}
nodeList = getNodeListFunc();
}
}
}
};
let result = data;
let getDataFunc = null;
if (data instanceof Function) {
getDataFunc = data;
data = data();
}
if (Array.isArray(data)) {
data.sort(sortFunc);
} else if (data instanceof NodeList || Utils.isJQuery(data)) {
sortNodeFunc(data, getDataFunc);
result = getDataFunc();
} else {
throw new Error(
"Utils.sortListByProperty 参数 data 必须为 Array|NodeList|jQuery 类型"
);
}
return result;
};
/**
* 字符串转Object对象,类似'{"test":""}' => {"test":""}
* @param {string} data
* @returns {object}
* @example
* Utils.toJSON("{123:123}")
* > {123:123}
*/
Utils.toJSON = function (data) {
let result = {};
Utils.tryCatch()
.config({ log: false })
.error(() => {
Utils.tryCatch().run(() => {
result = window.eval("(" + data + ")");
});
})
.run(() => {
result = JSON.parse(data);
});
return result;
};
/**
* 提供一个封装了 try-catch 的函数,可以执行传入的函数并捕获其可能抛出的错误,并通过传入的错误处理函数进行处理。
* @return {{run:Function,config:Function,error:Function}} - 返回一个对象,其中包含 error 和 run 两个方法。
* @example
* Utils.tryCatch().error().run(()=>{console.log(1)});
* > 1
* @example
* Utils.tryCatch().error().run(()=>{throw new Error('测试错误')});
* > ()=>{throw new Error('测试错误')}出现错误
*/
Utils.tryCatch = function () {
// 定义变量和函数
let func = null;
let funcThis = null;
let handleErrorFunc = null;
let defaultDetails = {
log: true,
};
let funcArgs = arguments;
/**
* @function tryCatchObj
* @description 空函数,用于链式调用。
*/
function tryCatchObj() {}
/**
* 配置
* @param {object} paramDetails
*/
tryCatchObj.config = function (paramDetails) {
defaultDetails = Utils.assign(defaultDetails, paramDetails);
return tryCatchObj;
};
/**
* 设置错误处理函数。
* @param {function|string} handler - 错误处理函数,可以是 function 或者 string 类型。如果是 string 类型,则会被当做代码进行执行。
* @return {function} - 返回 tryCatchObj 函数。
*/
tryCatchObj.error = function (handler) {
handleErrorFunc = handler;
return tryCatchObj;
};
/**
* 执行传入的函数并捕获其可能抛出的错误,并通过传入的错误处理函数进行处理。
* @param {function|string} fn - 待执行函数,可以是 function 或者 string 类型。如果是 string 类型,则会被当做代码进行执行。
* @param {object|null} fnThis - 待执行函数的作用域,用于apply指定
* @return {any|function} - 如果函数有返回值,则返回该返回值;否则返回 tryCatchObj 函数以支持链式调用。
* @throws {Error} - 如果传入参数不符合要求,则会抛出相应类型的错误。
*/
tryCatchObj.run = function (fn, fnThis) {
func = fn;
funcThis = fnThis;
let result = executeTryCatch(func, handleErrorFunc, funcThis);
return result !== undefined ? result : tryCatchObj;
};
/**
* 执行传入的函数并捕获其可能抛出的错误,并通过传入的错误处理函数进行处理。
* @param {function|string} func - 待执行函数,可以是 function 或者 string 类型。如果是 string 类型,则会被当做代码进行执行。
* @param {function|string|null} handleErrorFunc - 错误处理函数,可以是 function 或者 string 类型。如果是 string 类型,则会被当做代码进行执行。
* @param {object|null} funcThis - 待执行函数的作用域,用于apply指定
* @return {any|undefined} - 如果函数有返回值,则返回该返回值;否则返回 undefined。
*/
function executeTryCatch(func, handleErrorFunc, funcThis) {
let result = undefined;
try {
if (typeof func === "string") {
window.eval(func);
} else {
result = func.apply(funcThis, funcArgs);
}
} catch (error) {
if (defaultDetails.log) {
console.log(
`%c ${func?.name ? func?.name : func + "出现错误"} `,
"color: #f20000"
);
console.log(`%c 错误原因:${error}`, "color: #f20000");
console.trace(func);
}
if (handleErrorFunc) {
if (typeof handleErrorFunc === "string") {
result = window.eval(handleErrorFunc);
} else {
result = handleErrorFunc.apply(funcThis, funcArgs);
}
}
}
return result;
}
// 返回 tryCatchObj 函数
return tryCatchObj;
};
/**
* 数组去重,去除重复的值
* @param {[...any]} uniqueArrayData 需要去重的数组
* @param {[...any]} compareArrayData 用来比较的数组
* @param {function} compareFun 数组比较方法,如果值相同,去除该数据
* @returns {object} 返回去重完毕的数组
* @example
* Utils.uniqueArray([1,2,3],[1,2],(item,item2)=>{return item===item2 ? true:false});
* > [3]
*
* @example
* Utils.uniqueArray([1,2,3],[1,2]);
* > [3]
*
* @example
* Utils.uniqueArray([{"key":1,"value":2},{"key":2}],[{"key":1}],(item,item2)=>{return item["key"] === item2["key"] ? true:false});
* > [{"key": 2}]
**/
Utils.uniqueArray = function (
uniqueArrayData = [],
compareArrayData = [],
compareFun = (item, item2) => {
return item === item2;
}
) {
return Array.from(uniqueArrayData).filter(
(item) =>
!Array.from(compareArrayData).some(function (item2) {
return compareFun(item, item2);
})
);
};
/**
* 等待函数数组全部执行完毕,注意,每个函数的顺序不是同步
* @param {[...any] | [...HTMLElement]} data 需要遍历的数组
* @param {Function} handleFunc 对该数组进行操作的函数,该函数的参数为数组格式的参数,[数组下标,数组项]
* @example
* await Utils.waitArrayLoopToEnd([func,func,func],xxxFunction);
**/
Utils.waitArrayLoopToEnd = function (data, handleFunc) {
if (typeof handleFunc !== "function" && typeof handleFunc !== "string") {
throw new Error(
"Utils.waitArrayLoopToEnd 参数 handleDataFunction 必须为 function|string 类型"
);
}
return Promise.all(
Array.from(data).map(async (item, index) => {
await Utils.tryCatch(index, item).run(handleFunc);
})
);
};
/**
* 等待指定节点出现,支持多个 selector
* @param {...string} nodeSelectors - 一个或多个节点选择器,必须为字符串类型
* @returns {Promise} 返回一个 Promise 对象,成功时返回节点数组,如[ [...nodes], [...nodes] ]
* 如果参数 nodeSelectors 只有一个的话,返回 [...nodes]
* @example
Utils.waitNode("div.xxx","a.xxx").then( (nodeList)=>{
let divNodesList = nodeList[0];
let aNodeList = nodeList[1];
})
*/
Utils.waitNode = function (...nodeSelectors) {
/* 检查每个参数是否为字符串类型 */
for (const nodeSelector of nodeSelectors) {
if (typeof nodeSelector !== "string") {
throw new Error("Utils.waitNode 参数必须为 ...string 类型");
}
}
return new Promise((resolve) => {
/* 防止触发第二次回调 */
let isReturn = false;
/* 检查所有选择器是否匹配到节点 */
const checkNodes = () => {
const selectNodes = nodeSelectors.map((selector) => [
...document.querySelectorAll(selector),
]);
if (selectNodes.flat().length !== 0) {
if (!isReturn) {
isReturn = true;
if (nodeSelectors.length === 1) {
resolve(selectNodes.flat());
} else {
resolve(selectNodes);
}
}
}
};
/* 在函数开始时检查节点是否已经存在 */
checkNodes();
/* 监听 DOM 的变化,直到至少有一个节点被匹配到 */
Utils.mutationObserver(document.documentElement, {
config: { subtree: true, childList: true, attributes: true },
callback: (mutations, observer) => {
checkNodes();
if (isReturn) {
observer.disconnect();
}
},
});
});
};
window[GLOBAL_NAME_SPACE] = Utils;
})();