43 lines
1.2 KiB
JavaScript
43 lines
1.2 KiB
JavaScript
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/**
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* Flattens an array of objects by converting each object into a flat structure.
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*
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* @param {Array} dataArray Array of objects to be flattened
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* @return {Array} Array of flattened objects
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*/
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function flatten(dataArray) {
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return dataArray.map(item => flattenObj(item.__data));
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}
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/**
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* Recursively flattens an object, converting nested properties into a single level object
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* with keys representing the original nested structure.
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*
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* @param {Object} data The object to be flattened
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* @param {String} [prefix=''] Optional prefix for nested keys
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* @return {Object} Flattened object
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*/
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function flattenObj(data, prefix = '') {
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let result = {};
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try {
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for (let key in data) {
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if (!data[key]) continue;
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const newKey = prefix ? `${prefix}_${key}` : key;
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const value = data[key];
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if (typeof value === 'object' && value !== null && !Array.isArray(value))
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Object.assign(result, flattenObj(value.__data, newKey));
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else
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result[newKey] = value;
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}
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} catch (error) {
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console.error(error);
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}
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return result;
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}
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module.exports = {
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flatten,
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flattenObj,
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};
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