iso8583_esm/lib/bitmap/assembleBitMap_127.js

A javascript library for messaging in iso 8583 messaging format.

import { Tools as T } from '../tools';
/**
 * Assembles the Bitmap of field 127.0-63 for the ISO 8583 message in the Main class Instance.
 * @function assembleBitmap_127
 * @memberof module:Bitmap-Assemble
 */
export function assembleBitmap_127() {
    const extend = this.rebuildExtensions();
    const state = this.checkMTI();
    if (state && !extend.error) {
        if (this.Msg['0'] && state) {
            const _map = new Uint8Array(64);
            for (let i = 0; i < _map.length; i++) {
                const field = '127.' + (i + 1);
                if (this.Msg[field]) {
                    _map[i] = 1;
                }
            }
            return _map;
        }
        else
            return T.toErrorObject('bitmap error, iso message type undefined or invalid');
    }
    else
        return T.toErrorObject('bitmap error, iso message type undefined or invalid');
}