support.ts

import { AppRegistration, ServerContext } from "../ServerContext";
import { BrowserTypes } from "@kite9/fdc3-schema";
import { AppIdentifier } from "@kite9/fdc3-standard";

type AppRequestMessage = BrowserTypes.AppRequestMessage
type AgentResponseMessage = BrowserTypes.AgentResponseMessage

export function successResponse(sc: ServerContext<AppRegistration>, request: AppRequestMessage, to: AppIdentifier, payload: any, type: string) {
    return successResponseId(sc, request.meta.requestUuid, to, payload, type);
}

export function errorResponse(sc: ServerContext<AppRegistration>, request: AppRequestMessage, to: AppIdentifier, error: string, type: string) {
    return errorResponseId(sc, request.meta.requestUuid, to, error, type);
}

export function successResponseId(sc: ServerContext<AppRegistration>, requestId: string, to: AppIdentifier, payload: any, type: string) {
    sc.post({
        meta: {
            responseUuid: sc.createUUID(),
            requestUuid: requestId,
            timestamp: new Date()
        },
        type,
        payload,
    } as AgentResponseMessage, to.instanceId!!)
}

export function errorResponseId(sc: ServerContext<AppRegistration>, requestId: string, to: AppIdentifier, error: string, type: string) {
    sc.post({
        meta: {
            responseUuid: sc.createUUID(),
            requestUuid: requestId,
            timestamp: new Date()
        },
        type,
        payload: {
            error
        },
    } as AgentResponseMessage, to.instanceId!!)
}

/* 
 * from: https://stackoverflow.com/questions/1960473/get-all-unique-values-in-a-javascript-array-remove-duplicates#14438954
 */
export function onlyUnique(value: any, index: any, self: any) {
    return self.indexOf(value) === index;
}