@yunser/ui-std/dist/util.js

UI standard specification.

"use strict";
function treeMap(treeObj, options = {}) {
    const { nodeHandler, childrenKey = 'children', childrenSetKey = 'children' } = options;
    function dealList(children, level, p) {
        let results = [];
        for (let child of children) {
            results.push(dealObj(child, level, p));
            // content += (indent ? ('\n' + textLoop(indent, level)) : '') + 
        }
        // content += (indent ? (textLoop(indent, level) + '\n') : '')
        return results;
    }
    function dealObj(obj, level = 0, parent) {
        let children = [];
        if (obj[childrenKey] && obj[childrenKey].length) {
            children = dealList(obj[childrenKey], level + 1, obj);
        }
        let result = nodeHandler(obj, { level, parent });
        if (children.length) {
            result[childrenSetKey] = children;
        }
        return result;
        // let attrContent = ''
        // if (obj.attr) {
        //     for (let key in obj.attr) {
        //         attrContent += ` ${key}="${obj.attr[key]}"`
        //     }
        // }
        // return result
    }
    return dealObj(treeObj, 0, null);
}
function treeFilter(treeObj, options = {}) {
    const { nodeHandler } = options;
    function dealList(children, level) {
        let results = [];
        for (let child of children) {
            let ret = dealObj(child, level);
            if (ret) {
                results.push(ret);
            }
            // content += (indent ? ('\n' + textLoop(indent, level)) : '') + 
        }
        // content += (indent ? (textLoop(indent, level) + '\n') : '')
        return results;
    }
    function dealObj(obj, level = 0) {
        let children = [];
        if (obj && obj.children && obj.children.length) {
            children = dealList(obj.children, level + 1);
        }
        let result = nodeHandler(obj);
        // if (result)
        if (result && children.length) {
            result.children = children;
        }
        return result;
        // let attrContent = ''
        // if (obj.attr) {
        //     for (let key in obj.attr) {
        //         attrContent += ` ${key}="${obj.attr[key]}"`
        //     }
        // }
        // return result
    }
    return dealObj(treeObj, 0);
}
function textLoop(indent, num) {
    let result = '';
    for (let i = 0; i < num; i++) {
        result += indent;
    }
    return result;
}
function svgObj2Xml(svgObj, options = {}) {
    const { indent = '    ' } = options;
    function dealList(children, level) {
        let content = '';
        for (let child of children) {
            content += (indent ? ('\n' + textLoop(indent, level)) : '') + dealObj(child, level);
        }
        content += (indent ? (textLoop(indent, level) + '\n') : '');
        return content;
    }
    function dealObj(obj, level = 0) {
        let childrenContent = '';
        if (obj.children && obj.children.length) {
            childrenContent = dealList(obj.children, level + 1);
        }
        let attrContent = '';
        if (obj.attr) {
            for (let key in obj.attr) {
                attrContent += ` ${key}="${obj.attr[key]}"`;
            }
        }
        return `<${obj.type}${attrContent}>${obj._data || ''}${childrenContent}</${obj.type}>`;
    }
    return dealObj(svgObj, 0);
}
module.exports = {
    treeMap,
    treeFilter,
    svgObj2Xml,
};
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