jbxl-workflow/src/utils/common.js

流程图

import DOMPurify from 'dompurify';
import {ElMessage} from "element-plus";
import {computed, h, ref} from "vue";

export function deepClone(obj) {
    // 处理基本类型和 null
    if (obj === null || typeof obj !== 'object') {
        return obj;
    }

    // 处理数组
    if (Array.isArray(obj)) {
        const newArray = [];
        for (let i = 0; i < obj.length; i++) {
            newArray[i] = deepClone(obj[i]);
        }
        return newArray;
    }

    // 处理对象
    const newObj = {};
    for (const key in obj) {
        if (Object.prototype.hasOwnProperty.call(obj, key)) {
            newObj[key] = deepClone(obj[key]);
        }
    }
    return newObj;
}
export const throttle = (fn, delay) => {
    let timer = null;
    let lastTime = 0;
    return function (...args) {
        const now = Date.now();
        if (now - lastTime >= delay) {
            fn.apply(this, args);
            lastTime = now;
        } else if (!timer) {
            timer = setTimeout(() => {
                fn.apply(this, args);
                lastTime = now;
                timer = null;
            }, delay);
        }
    };
};
export const debounce = (fn, delay) => {
    let timer = null;
    return function (...args) {
        if (timer) {
            clearTimeout(timer);
        }
        timer = setTimeout(() => {
            fn.apply(this, args);
            timer = null;
        }, delay);
    };
};
export const isPropertyReadonly = (obj, propName) => {
    // 支持 Symbol 属性名
    const prop = typeof propName === 'symbol' ? propName : String(propName);
    let proto = obj;

    do {
        // 获取当前原型的属性描述符（含 Symbol）
        const descriptors = Object.getOwnPropertyDescriptors(proto);
        const descriptor = descriptors[prop];

        if (descriptor) {
            return descriptor.writable === false || descriptor.set === undefined;
        }

        proto = Object.getPrototypeOf(proto);
    } while (proto);

    return false; // 属性不存在
}
export const decodeHTMLEntities = (str) => {
    if (!str) return '';
    // 先用 DOMPurify 处理以确保安全
    const sanitized = DOMPurify.sanitize(str, {
        ALLOWED_TAGS: ['span'],
        ALLOWED_ATTR: ['class', 'data-id', 'data-value', 'contenteditable'],
        KEEP_CONTENT: true
    });

    // 使用 DOMParser 解析 HTML
    const parser = new DOMParser();
    const doc = parser.parseFromString(sanitized, 'text/html');
    return doc.body.innerHTML;
}
export const escapeHtml = (str) => {
    if (!str) return '';
    return DOMPurify.sanitize(str, {
        ALLOWED_TAGS: ['span'], // 允许 span 标签
        ALLOWED_ATTR: ['class', 'data-id', 'data-value', 'contenteditable'], // 允许需要的属性
        KEEP_CONTENT: true
    });
}
// 检查是否已编码的 HTML
export const isHTMLEncoded = (str) => {
    if (!str) return false;

    // 检查是否存在未编码的特殊字符
    const unEncodedPattern = /[<>"&]/g;
    const matches = str.match(unEncodedPattern);

    // 如果没有未编码的特殊字符，说明已经完全编码
    return !matches;
};
export const decodedString = (htmlString) => {
    if (!htmlString) return
    return htmlString.replace(/&amp;/g, '&')
        .replace(/&quot;/g, '"')
        .replace(/&lt;/g, '<')
        .replace(/&gt;/g, '>')
        .replace(/&nbsp;/g, ' ')
}
// HTML 实体编码
export const encodeHTMLEntities = (str) => {
    if (!str) return '';
    return str
        .replace(/&/g, '&amp;')
        .replace(/"/g, '&quot;')
        .replace(/</g, '&lt;')
        .replace(/>/g, '&gt;')
        .replace(/ /g, '&nbsp;');
};
/**
 * @param htmlString {string} 传入的html字符串, escapeHtml处理过的
 * @param replacements {Record<string, string>}替换的对象，key为id，value为替换的值
 * @param flag {boolean} 是否使用正则匹配 htmlString 字符串来替换标签的内容
 * */
export function replaceValuesByIds(htmlString, replacements, flag = false) {
    if (flag) {
        let result = htmlString
        Object.entries(replacements).forEach(([id, newValue]) => {
            const reg = new RegExp(`<span[^>]*data-id="${id}"[^>]*>.*?<\\/span>`)
            result = result.replace(reg, newValue)
        })

        return result
    }
    let doc = new DOMParser().parseFromString(decodedString(htmlString), 'text/html')
    Object.entries(replacements).forEach(([id, newValue]) => {
        // 查找所有匹配的元素（因为可能有重复的 data-id）
        const elements = doc.querySelectorAll(`[data-id="${id}"]`)
        elements.forEach(element => {
            element.setAttribute('data-value', newValue)
            element.textContent = newValue
        })
    })
    return doc.body.innerHTML
}
export const processString = (str, flag = false) =>{
    const decodedStr = !flag ? decodedString(str) : str;
    // 1. 替换所有 &nbsp; 为空格
    let result = decodedStr.replace(/&nbsp;/g, ' ');

    // 2. 提取 data-value 替换整个标签
    result = result.replace(/<span[^>]*data-value="([^"]*)"[^>]*>.*?<\/span>/g, '$1');

    // 3. 合并连续空格并去除首尾空格
    return result.replace(/\s+/g, ' ').trim();
}
// 判断是否为图片链接
export function isImageUrl(url) {
    return /\.(jpg|jpeg|png|gif|bmp)$/i.test(url);
}
// 移除缩进
export const removeIndent = (str) => {
    return str.split('\n').map(line => line.trimStart()).join('\n');
}
// runDebug运行结果
export const openVn = (() => {
    let messageInstance = null
    const action = ref('open')
    // const ActionTextEnum = Object.freeze({
    //     open: '展开',
    //     close: '收起'
    // })
    return ({res, time, tokenNum}) => {
        const successBg = '#DFF4EE'
        const runningBg = '#EBE5FF'
        const errorBg = '#FEECEF'
        const successBorder = '#08A57B'
        const runningBorder = 'var(--theme-color)'
        const errBorder = '#FA4A65'
        // console.log('rrr', res)
        // 背景颜色
        const StatusEnum = Object.freeze({
            success: successBg,
            running: runningBg,
            error: errorBg
        })
        // 边框
        const StatusBorder = Object.freeze({
            success: successBorder,
            running: runningBorder,
            error: errBorder
        })
        // 状态文本
        const StatusText = Object.freeze({
            success: '运行成功',
            running: '运行中',
            error: '运行失败'
        })

        // const clickFunc = () => {
        //     const nodePool = globalThis._graph?.nodePool
        //     const {nodes} = nodePool || {}
        //     nodes.forEach((node) => {
        //         if (node?.runDebugStatus) {
        //             node?.vueInstance?.exposed?.setShowParamsResult(action.value === 'open')
        //         }
        //     })
        //     action.value = action.value === 'open' ? 'close' : 'open'
        //
        //     // 关闭旧消息并创建新消息
        //     if (messageInstance) {
        //         messageInstance?.close?.()
        //     }
        //     messageInstance = createMessage()
        // }

        const createMessage = () => {
            return ElMessage({
                icon: null,
                type: '',
                plain: true,
                duration: 0,
                customClass: 'full-width-message',
                center: true,
                message: h('div', {
                    style: `font-size: 14px;width: 100%;display: flex;color: #666666;padding: 6px 13px;background:${StatusEnum[res]};align-items: center;border: 1px solid ${StatusBorder[res]};margin-top: 0 !important;`,
                    class: `run-result-wrap ${res}`
                }, [
                    h('div', {class: `status-icon`, style: `width: 14px;height: 14px;`}, []),
                    h('div', { style: `font-size: 14px;` }, [
                        h('span', {style: `margin:0 8px;`}, `${StatusText[res]}`),
                        h('span', {style: `margin-right: 8px;`}, `耗时${time},`),
                        h('span', {style: `margin-right: 8px;`}, `${tokenNum} Tokens`),
                        // h('span', {
                        //     style: 'color: var(--theme-color);cursor: pointer;',
                        //     onClick: clickFunc
                        // }, `${ActionTextEnum[action.value]}全部结果`)
                    ]),
                    h('span', {}, [])
                ])
            })
        }

        // 初始创建消息
        if (messageInstance) {
            messageInstance?.close?.()
        }
        messageInstance = createMessage()
        return messageInstance
    }
})()

export const safeParseJSON = (params) => {
    if (typeof params !== 'string') return params; // 如果不是字符串，直接返回原始值
    try {
        return JSON.parse(params);
    } catch (error) {
        return params && params.replace(/\n/g, ''); // 解析失败时返回原始字符串，避免程序崩溃
    }
};