48 lines
1.4 KiB
TypeScript
48 lines
1.4 KiB
TypeScript
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import { Injectable } from '@angular/core';
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import { v4 as uuidv4 } from 'uuid';
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@Injectable({
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providedIn: 'root',
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})
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export class PollUtilsService {
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public makeUuid(): string {
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// TODO: how to be sure the uuid generated in front is available in backend ?
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// It could be a better way to generate uuids in backend.
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return uuidv4();
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}
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/**
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* make a uniq slug for the current poll creation
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* @param str
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*/
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public makeSlug(config: PollConfig): string {
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let str = '';
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str =
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config.creationDate.getFullYear() +
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'_' +
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(config.creationDate.getMonth() + 1) +
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'_' +
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config.creationDate.getDate() +
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'_' +
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config.myName +
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'_' +
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config.title;
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str = str.replace(/^\s+|\s+$/g, ''); // trim
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str = str.toLowerCase();
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// remove accents, swap ñ for n, etc
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const from = 'àáäâèéëêìíïîòóöôùúüûñç·/_,:;';
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const to = 'aaaaeeeeiiiioooouuuunc------';
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for (let i = 0, l = from.length; i < l; i++) {
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str = str.replace(new RegExp(from.charAt(i), 'g'), to.charAt(i));
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}
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str = str
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.replace(/[^a-z0-9 -]/g, '') // remove invalid chars
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.replace(/\s+/g, '-') // collapse whitespace and replace by -
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.replace(/-+/g, '-'); // collapse dashes
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return str;
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}
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}
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