@experteam-mx/ngx-services
Version:
Angular common services for Experteam apps
66 lines • 7.88 kB
JavaScript
import { HttpHeaders, HttpParams } from '@angular/common/http';
/**
* Convert an object of key-value pairs into a URL query string.
*
* @param {Object} params - The key-value pairs to converted into a query string.
*
* @return {string} - The generated query string.
*/
export const queryString = (params) => {
const queryElements = [];
Object.entries(params).forEach(([key, value]) => {
if (Array.isArray(value)) {
const arrayQuery = value
.map((item) => `${encodeURIComponent(key)}=${encodeURIComponent(item)}`)
.join('&');
queryElements.push(arrayQuery);
}
else {
const encodedQuery = `${encodeURIComponent(key)}=${encodeURIComponent(value)}`;
queryElements.push(encodedQuery);
}
});
const queryString = queryElements.join('&');
return queryString.length ? `?${queryString}` : '';
};
/**
* Creates an instance of HttpParams using the provided params object.
*
* @param {Object} params - The object containing the params to the HttpParams constructor.
*
* @returns {HttpParams} - An instance of HttpParams created from the params object.
*/
export const httpParams = (params) => new HttpParams({
fromObject: params
});
/**
* Returns the headers for generating PDF files.
*
* @param {string} format - The format of the headers, 'object' or 'http_header'.
*
* @returns {HttpHeaders | { [header: string]: string | string[] }} - The headers for generating PDF files.
*/
export const pdfHeaders = (format = 'object') => {
const headers = {
Accept: 'application/pdf'
};
return format === 'object'
? headers
: new HttpHeaders(headers);
};
/**
* Returns the headers for generating XML files.
*
* @param {string} format - The format of the headers, 'object' or 'http_header'.
*
* @returns {HttpHeaders | { [header: string]: string | string[] }} - The headers for generating XML files.
*/
export const xmlHeaders = (format = 'object') => {
const headers = {
Accept: 'application/xml',
};
return format === 'object'
? headers
: new HttpHeaders(headers);
};
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