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import { LibtoolVersion } from "@gnu-taler/taler-util";
import { ErrorType, HttpError, HttpResponseServerError, RequestError, useApiContext } from "@gnu-taler/web-util/browser";
import { useEffect, useState } from "preact/hooks";
import { getInitialBackendBaseURL } from "./backend.js";
/**
* Protocol version spoken with the bank.
*
* Uses libtool's current:revision:age versioning.
*/
export const BANK_INTEGRATION_PROTOCOL_VERSION = "0:0:0";
async function getConfigState(
request: ReturnType<typeof useApiContext>["request"],
): Promise<SandboxBackend.Config> {
const url = getInitialBackendBaseURL();
const result = await request<SandboxBackend.Config>(url, `config`);
return result.data;
}
type Result = undefined
| { type: "ok", result: SandboxBackend.Config }
| { type: "wrong", result: SandboxBackend.Config }
| { type: "error", result: HttpError<SandboxBackend.SandboxError> }
export function useConfigState(): Result {
const [checked, setChecked] = useState<Result>()
const { request } = useApiContext();
useEffect(() => {
getConfigState(request)
.then((result) => {
const r = LibtoolVersion.compare(BANK_INTEGRATION_PROTOCOL_VERSION, result.version)
if (r?.compatible) {
setChecked({ type: "ok",result });
} else {
setChecked({ type: "wrong",result })
}
})
.catch((error: unknown) => {
if (error instanceof RequestError) {
const result = error.cause
setChecked({ type:"error", result });
}
});
}, []);
return checked;
}
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