keycloak-scim/src/environment.ts

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export type Environment = {
/** The realm which should be used when signing into the application. */
loginRealm: string;
/** The URL to the root of the auth server. */
authServerUrl: string;
/** The URL to the path of the auth server where client requests can be sent. */
authUrl: string;
/** The URL to the base of the admin console. */
consoleBaseUrl: string;
resourceUrl: string;
/** The name of the master realm. */
masterRealm: string;
/** The version hash of the auth sever. */
resourceVersion: string;
/** Indicates if the application is running as a Keycloak theme. */
isRunningAsTheme: boolean;
};
// During development the realm can be passed as a query parameter when redirecting back from Keycloak.
const realm =
new URLSearchParams(window.location.search).get("realm") ?? "master";
// The default environment, used during development.
const defaultEnvironment: Environment = {
loginRealm: realm,
authServerUrl: "http://localhost:8180/auth",
authUrl: "http://localhost:8180/auth",
consoleBaseUrl: "/auth/admin/master/console/",
resourceUrl: ".",
masterRealm: "master",
resourceVersion: "unknown",
isRunningAsTheme: false,
};
// Merge the default and injected environment variables together.
const environment: Environment = {
...defaultEnvironment,
...getInjectedEnvironment(),
};
export default environment;
/**
* Extracts the environment variables that are passed if the application is running as a Keycloak theme.
* These variables are injected by Keycloak into the `index.ftl` as a script tag, the contents of which can be parsed as JSON.
*/
function getInjectedEnvironment(): Record<string, string | number | boolean> {
const element = document.getElementById("environment");
// If the element cannot be found, return an empty record.
if (!element?.textContent) {
return {};
}
// Attempt to parse the contents as JSON and return its value.
try {
return JSON.parse(element.textContent);
} catch (error) {
console.error("Unable to parse environment variables.");
}
// Otherwise, return an empty record.
return {};
}