Press n or j to go to the next uncovered block, b, p or k for the previous block.
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* The coLAB project
* Copyright (C) 2021-2023 AlbaSim, MEI, HEIG-VD, HES-SO
*
* Licensed under the MIT License
*/
import { HttpSession, WithId } from 'colab-rest-client';
import { escapeRegExp } from 'lodash';
import logger from './logger';
// *************************************************************************************************
// String format check through regular expressions
/**
* Check that the email format is valid
*/
export function assertEmailFormat(data: string) {
return data.match(emailFormat) != null;
}
const emailFormat = /^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/;
/**
* Check that the username format is valid
*/
export function assertUserNameFormat(data: string) {
return data.match(userNameFormat) != null;
}
const userNameFormat = /^[a-zA-Z0-9._-]+$/;
/**
* Filter data of the list to only those matching the regular expressions
*/
export function regexFilter<T>(
list: T[],
search: string,
matchFn: (regex: RegExp, item: T) => boolean,
): T[] {
Iif (search.length <= 0) {
return list;
}
const regexes = search.split(/\s+/).map(regex => new RegExp(escapeRegExp(regex), 'i'));
return list.filter(item => {
return regexes.reduce<boolean>((acc, regex) => {
Iif (acc == false) {
return false;
}
return matchFn(regex, item);
}, true);
});
}
// *************************************************************************************************
// sorting
/**
* Sort strings : null first, then according to language
*/
export function sortSmartly(
a: string | null | undefined,
b: string | null | undefined,
lang: string,
) {
Iif (a == null || b == null) {
return 0;
}
Iif (a == null && b != null) {
return 1;
}
Iif (a != null && b == null) {
return -1;
}
return a.localeCompare(b, lang, { numeric: true });
}
// *************************************************************************************************
// developpment tools
/**
* Logs an error and, as it is typed as never, it throws a compilation error if a case is missing.
*/
// Advice : add this comment before when using it // If next line is erroneous, it means a type of xxx is not handled
export function assertUnreachable(x: never): void {
logger.error(x);
}
export const mapById = <T extends WithId>(entities: T[]): { [id: number]: T } => {
const map: { [id: number]: T } = {};
entities.forEach(entity => {
Iif (entity.id != null) {
map[entity.id] = entity;
}
});
return map;
};
export function buildLinkWithQueryParam(
baseUrl: string,
queryParameters?: { [key: string]: string | null | undefined },
): string {
if (queryParameters == null) {
return baseUrl;
} else {
return (
baseUrl +
'?' +
Object.entries(queryParameters)
.map(kv =>
kv[0] && kv[1] ? encodeURIComponent(kv[0]) + '=' + encodeURIComponent(kv[1]) : null,
)
.filter(param => !!param)
.join('&')
);
}
}
export function removeAllItems(array: unknown[], items: unknown[]): void {
items.forEach(item => {
const index = array.indexOf(item);
if (index >= 0) {
array.splice(index, 1);
}
});
}
/**
* Determine if the session is the current one
*/
export function isMySession(session: HttpSession) {
return session.userAgent === navigator.userAgent;
}
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