31 lines
832 B
TypeScript
31 lines
832 B
TypeScript
type ResponseCallback = (responseData: string) => void;
|
|
type ResponseMap = {
|
|
[response: string]: ResponseCallback | undefined;
|
|
};
|
|
declare global {
|
|
interface Window { responseMap: ResponseMap }
|
|
}
|
|
|
|
export enum ResponseType {
|
|
UpdateCanvas = "UpdateCanvas",
|
|
SetActiveTool = "SetActiveTool",
|
|
}
|
|
|
|
export function attachResponseHandlerToPage() {
|
|
window.responseMap = {};
|
|
}
|
|
|
|
export function registerResponseHandler(responseType: ResponseType, callback: ResponseCallback) {
|
|
window.responseMap[responseType] = callback;
|
|
}
|
|
|
|
export function handleResponse(responseType: ResponseType, responseData: string) {
|
|
const callback = window.responseMap[responseType];
|
|
|
|
if (callback) {
|
|
callback(responseData);
|
|
} else {
|
|
console.error(`Received a Response of type "${responseType}" but no handler was registered for it from the client.`);
|
|
}
|
|
}
|