application-amicale/src/utils/Search.js

44 lines
1.1 KiB
JavaScript

// @flow
/**
* Sanitizes the given string to improve search performance.
*
* This removes the case, accents, spaces and underscores.
*
* @param str The string to sanitize
* @return {string} The sanitized string
*/
export function sanitizeString(str: string): string {
return str.toLowerCase()
.normalize("NFD")
.replace(/[\u0300-\u036f]/g, "")
.replace(/ /g, "")
.replace(/_/g, "");
}
/**
* Checks if the given string matches the query.
*
* @param str The string to check
* @param query The query string used to find a match
* @returns {boolean}
*/
export function stringMatchQuery(str: string, query: string) {
return sanitizeString(str).includes(sanitizeString(query));
}
/**
* Checks if the given arrays have an item in common
*
* @param filter The filter array
* @param categories The item's categories tuple
* @returns {boolean} True if at least one entry is in both arrays
*/
export function isItemInCategoryFilter(filter: Array<number>, categories: [number, number]) {
for (const category of categories) {
if (filter.indexOf(category) !== -1)
return true;
}
return false;
}