Compare commits
6 Commits
| Author | SHA1 | Date | |
|---|---|---|---|
| 49a2df8cd4 | |||
| ccf3fcb043 | |||
| 341ef37205 | |||
| 0eab2630ad | |||
| 2f59a9d02e | |||
| ce2f32dd45 |
@ -6,9 +6,14 @@
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</head>
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<body>
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<script type="module">
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import {PathEvent} from './dist/index.mjs';
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import {fromCsv, toCsv} from './dist/index.mjs';
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console.log(PathEvent.has(['data/Inventory:n', 'logs:c'], `logs/client:n`));
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const csv = '_id,any,boolean,date,file,foreignKey,formula,javaScript,number,string,_createdBy,_createdDate,_updatedBy,_updatedDate\n' +
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'34,,true,,,,,,,,system,2024-11-09T12:06:50.023Z,system,2024-11-09T17:44:42.512Z\n' +
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'37,,,,,,,,,,system,2024-11-09T18:53:21.793Z,system,2024-11-09T18:53:21.793Z\n' +
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'38,,,,,,,,,,system,2024-11-09T18:53:21.796Z,system,2024-11-09T18:53:21.796Z';
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console.log(fromCsv(csv));
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</script>
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</body>
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</html>
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@ -1,6 +1,6 @@
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{
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"name": "@ztimson/utils",
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"version": "0.22.1",
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"version": "0.22.7",
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"description": "Utility library",
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"author": "Zak Timson",
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"license": "MIT",
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52
src/csv.ts
52
src/csv.ts
@ -1,4 +1,41 @@
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import {dotNotation, flattenObj} from './objects.ts';
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import {ASet} from './aset.ts';
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import {dotNotation, flattenObj, JSONSanitize} from './objects.ts';
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import {LETTER_LIST} from './string.ts';
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export function fromCsv<T = any>(csv: string, hasHeaders=true): T[] {
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const row = csv.split('\n');
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let headers: any = hasHeaders ? row.splice(0, 1)[0] : null;
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if(headers) headers = headers.match(/(?:[^,"']+|"[^"]*"|'[^']*')+/g);
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return <T[]>row.map(r => {
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function parseLine(line: string): (string | null)[] {
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const parts = line.split(','), columns: string[] = [];
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let quoted = false;
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for(const p of parts) {
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if(quoted) columns[columns.length - 1] = columns.at(-1) + ',' + p;
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else columns.push(p);
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if(/[^"]"$/g.test(p)) {
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quoted = false;
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} else if(/^"[^"]/g.test(p)) {
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quoted = true;
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}
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}
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return columns;
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}
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const props = parseLine(r);
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const h = headers || (Array(props.length).fill(null).map((r, i) => {
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let letter = '';
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const first = i / 26;
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if(first > 1) letter += LETTER_LIST[Math.floor(first - 1)];
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letter += LETTER_LIST[i % 26];
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return letter;
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}));
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return h.reduce((acc: any, h: any, i: number) => {
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dotNotation(acc, h, props[i]);
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return acc;
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}, {});
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})
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}
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/**
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* Convert an object to a CSV string
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@ -7,20 +44,13 @@ import {dotNotation, flattenObj} from './objects.ts';
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* @param {boolean} flatten Should nested object be flattened or treated as values
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* @return {string} CSV string
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*/
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export function csv(target: any[], flatten=true) {
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const headers = target.reduce((acc, row) => {
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Object.keys(flatten ? flattenObj(row) : row)
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.forEach(key => { if(!acc.includes(key)) acc.push(key); });
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return acc;
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}, []);
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export function toCsv(target: any[], flatten=true) {
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const headers = new ASet(target.reduce((acc, row) => [...acc, ...Object.keys(flatten ? flattenObj(row) : row)], []));
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return [
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headers.join(','),
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...target.map(row => headers.map((h: string) => {
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const value = dotNotation<any>(row, h);
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const type = typeof value;
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if(type == 'string' && value.includes(',')) return `"${value}"`;
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if(type == 'object') return `"${JSON.stringify(value)}"`;
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return value;
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return (typeof value == 'object' && value != null) ? '"' + JSONSanitize(value).replaceAll('"', '""') + '"' : value;
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}).join(','))
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].join('\n');
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}
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15
src/files.ts
15
src/files.ts
@ -52,6 +52,21 @@ export function fileBrowser(options: {accept?: string, multiple?: boolean} = {})
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});
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}
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/**
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* Extract text from a file
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*
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* @param file File to extract text from
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* @return {Promise<string | null>} File contents
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*/
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export function fileText(file: any): Promise<string | null> {
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return new Promise((resolve, reject) => {
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const reader = new FileReader();
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reader.onload = () => resolve(<string>reader.result);
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reader.onerror = () => reject(reader.error);
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reader.readAsText(file);
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});
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}
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/**
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* Create timestamp intended for filenames from a date
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*
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@ -91,7 +91,6 @@ export function dotNotation<T>(obj: any, prop: string, set?: T): T | undefined {
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}, obj);
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}
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/**
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* Convert object into URL encoded query string
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*
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@ -128,8 +127,9 @@ export function encodeQuery(data: any): string {
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export function flattenObj(obj: any, parent?: any, result: any = {}) {
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if(typeof obj === "object" && !Array.isArray(obj)) {
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for(const key of Object.keys(obj)) {
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const propName = parent ? parent + '.' + key : key;
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if(typeof obj[key] === 'object') {
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const propName = parent ? `${parent}.${key}` : key;
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if(typeof obj[key] === 'object' && obj[key] != null && !Array.isArray(obj[key])) {
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console.log(propName, );
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flattenObj(obj[key], propName, result);
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} else {
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result[propName] = obj[key];
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@ -216,11 +216,11 @@ export function mixin(target: any, constructors: any[]) {
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/**
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* Parse JSON but return the original string if it fails
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*
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* @param {string} json JSON string to parse
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* @param {any} json JSON string to parse
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* @return {string | T} Object if successful, original string otherwise
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*/
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export function JSONAttemptParse<T>(json: string): T | string {
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try { return JSON.parse(json); }
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export function JSONAttemptParse<T1, T2>(json: T2): T1 | T2 {
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try { return JSON.parse(<any>json); }
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catch { return json; }
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}
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@ -25,7 +25,7 @@ export type Method = '*' | 'n' | 'c' | 'r' | 'u' | 'd' | 'x';
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* @param {string} args
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* @return {PathEvent} Event object
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*/
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export function PE(str: TemplateStringsArray, ...args: string[]) {
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export function PE(str: TemplateStringsArray, ...args: any[]) {
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const combined = [];
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for(let i = 0; i < str.length || i < args.length; i++) {
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if(str[i]) combined.push(str[i]);
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@ -92,7 +92,7 @@ export class PathEvent {
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constructor(Event: string | PathEvent) {
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if(typeof Event == 'object') return Object.assign(this, Event);
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let [p, scope, method] = Event.split(':');
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let [p, scope, method] = Event.replaceAll(/\/{2,}/g, '/').split(':');
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if(!method) method = scope || '*';
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if(p == '*' || !p && method == '*') {
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p = '';
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@ -1,22 +1,22 @@
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/**
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* String of all letters
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*/
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const LETTER_LIST = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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export const LETTER_LIST = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
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/**
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* String of all numbers
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*/
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const NUMBER_LIST = '0123456789';
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export const NUMBER_LIST = '0123456789';
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/**
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* String of all symbols
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*/
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const SYMBOL_LIST = '~`!@#$%^&*()_-+={[}]|\\:;"\'<,>.?/';
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export const SYMBOL_LIST = '~`!@#$%^&*()_-+={[}]|\\:;"\'<,>.?/';
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/**
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* String of all letters, numbers & symbols
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*/
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const CHAR_LIST = LETTER_LIST + NUMBER_LIST + SYMBOL_LIST;
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export const CHAR_LIST = LETTER_LIST + LETTER_LIST.toLowerCase() + NUMBER_LIST + SYMBOL_LIST;
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/**
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* Convert number of bytes into a human-readable size
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36
src/time.ts
36
src/time.ts
@ -84,36 +84,10 @@ export function formatDate(date: Date | number | string, format = 'YYYY-MM-DD H:
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return (offset > 0 ? '-' : '') + `${hours}:${minutes.toString().padStart(2, '0')}`;
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}
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function timezone(offset: number) {
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const hours = offset / 60;
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switch (hours) {
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case -12: return "IDLW";
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case -11: return "SST";
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case -10: return "HST";
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case -9: return "AKST";
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case -8: return "PST";
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case -7: return "MST";
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case -6: return "CST";
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case -5: return "EST";
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case -4: return "AST";
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case -3: return "ART";
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case -2: return "FNT";
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case -1: return "AZOT";
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case 0: return "UTC";
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case 1: return "CET";
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case 2: return "EET";
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case 3: return "MSK";
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case 4: return "SAMT";
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case 5: return "YEKT";
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case 6: return "OMST";
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case 7: return "KRAT";
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case 8: return "CST";
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case 9: return "JST";
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case 10: return "AEST";
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case 11: return "SBT";
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case 12: return "NZST";
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default: return '';
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}
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function timezone(date: Date): string {
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const formatter = new Intl.DateTimeFormat('en-US', {timeZoneName: 'short'});
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const formattedDate = formatter.format(date);
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return formattedDate.split(' ').pop() || '';
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}
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return format
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@ -155,7 +129,7 @@ export function formatDate(date: Date | number | string, format = 'YYYY-MM-DD H:
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// Timezone
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.replaceAll('ZZ', tzOffset(date.getTimezoneOffset()).replace(':', ''))
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.replaceAll('Z', tzOffset(date.getTimezoneOffset()))
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.replaceAll('z', timezone(date.getTimezoneOffset()));
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.replaceAll('z', timezone(date));
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}
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/**
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Reference in New Issue
Block a user