Compare commits
4 Commits
| Author | SHA1 | Date | |
|---|---|---|---|
| 49a2df8cd4 | |||
| ccf3fcb043 | |||
| 341ef37205 | |||
| 0eab2630ad |
@ -6,9 +6,14 @@
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</head>
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</head>
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<body>
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<body>
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<script type="module">
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<script type="module">
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import {toCsv} from './dist/index.mjs';
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import {fromCsv, toCsv} from './dist/index.mjs';
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console.log(toCsv([{test:123, test2: {test: [1, 2, 3, 4], test3: true, test4: 'okay'}}]));
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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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</script>
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</body>
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</body>
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</html>
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</html>
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@ -1,6 +1,6 @@
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{
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{
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"name": "@ztimson/utils",
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"name": "@ztimson/utils",
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"version": "0.22.3",
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"version": "0.22.7",
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"description": "Utility library",
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"description": "Utility library",
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"author": "Zak Timson",
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"author": "Zak Timson",
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"license": "MIT",
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"license": "MIT",
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38
src/csv.ts
38
src/csv.ts
@ -1,5 +1,41 @@
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import {ASet} from './aset.ts';
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import {ASet} from './aset.ts';
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import {dotNotation, flattenObj, JSONAttemptParse, JSONSanitize} from './objects.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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/**
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* Convert an object to a CSV string
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* Convert an object to a CSV string
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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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}
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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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/**
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* Create timestamp intended for filenames from a date
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* Create timestamp intended for filenames from a date
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*
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*
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@ -1,22 +1,22 @@
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/**
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/**
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* String of all letters
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* String of all letters
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*/
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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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/**
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* String of all numbers
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* String of all numbers
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*/
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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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/**
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* String of all symbols
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* String of all symbols
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*/
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*/
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const SYMBOL_LIST = '~`!@#$%^&*()_-+={[}]|\\:;"\'<,>.?/';
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export const SYMBOL_LIST = '~`!@#$%^&*()_-+={[}]|\\:;"\'<,>.?/';
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/**
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/**
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* String of all letters, numbers & symbols
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* String of all letters, numbers & symbols
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*/
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*/
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const CHAR_LIST = LETTER_LIST + NUMBER_LIST + SYMBOL_LIST;
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export const CHAR_LIST = LETTER_LIST + LETTER_LIST.toLowerCase() + NUMBER_LIST + SYMBOL_LIST;
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/**
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/**
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* Convert number of bytes into a human-readable size
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* Convert number of bytes into a human-readable size
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36
src/time.ts
36
src/time.ts
@ -84,36 +84,10 @@ export function formatDate(date: Date | number | string, format = 'YYYY-MM-DD H:
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return (offset > 0 ? '-' : '') + `${hours}:${minutes.toString().padStart(2, '0')}`;
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return (offset > 0 ? '-' : '') + `${hours}:${minutes.toString().padStart(2, '0')}`;
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}
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}
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function timezone(offset: number) {
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function timezone(date: Date): string {
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const hours = offset / 60;
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const formatter = new Intl.DateTimeFormat('en-US', {timeZoneName: 'short'});
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switch (hours) {
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const formattedDate = formatter.format(date);
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case -12: return "IDLW";
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return formattedDate.split(' ').pop() || '';
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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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}
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}
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return format
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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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// Timezone
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.replaceAll('ZZ', tzOffset(date.getTimezoneOffset()).replace(':', ''))
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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', 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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/**
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/**
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Reference in New Issue
Block a user