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import {map, switchMap, take} from 'rxjs/operators';
import {RpcError} from '@jsonjoy.com/rpc-error';
import {Procedure} from '../procedures';
import {RpcCallee} from '../callee/RpcCallee';
export interface SampleCtx {
ip?: string;
}
export const procedures = {
ping: Procedure.new<void, 'pong', SampleCtx>('pong'),
getIp: Procedure.new<void, {ip: string}, SampleCtx>((inp, ctx: SampleCtx) => {
return {ip: ctx.ip ?? ''};
}),
delay: Procedure.unary(async ({timeout = 10}: {timeout?: number} = {}) => {
await new Promise((r) => setTimeout(r, timeout));
return {
done: true,
timeout,
};
}),
notificationSetValue: Procedure.new(({value}: {value: number}) => {
valueHolder.value = value;
}),
notificationSetValueFromCtx: Procedure.new((inp, ctx: SampleCtx) => {
valueHolder.value = ctx?.ip?.length ?? 0;
}),
getValue: Procedure.new(() => ({value: valueHolder.value})),
delayStreaming: Procedure.rx<{timeout?: number}, {done: true; timeout: number}>((req$) =>
req$.pipe(
take(1),
switchMap(({timeout = 10}: {timeout?: number} = {}) =>
from(
new Promise<number>((r) => {
setTimeout(() => {
r(timeout);
}, timeout);
}),
),
),
map((timeout: number) => ({
done: true,
timeout,
})),
),
),
double: Procedure.unary(async ({num}: {num: number}) => {
if (typeof num !== 'number') throw RpcError.validation('Payload .num field missing.');
return {num: num * 2};
}),
error: Procedure.unary(async () => {
throw new RpcError('this promise can throw', '', 0, '', undefined, undefined);
}),
'auth.users.get': Procedure.unary(async ({id}: {id: string}) => {
return {
id,
name: 'Mario Dragi',
tags: ['news', 'cola', 'bcaa'],
};
}),
streamError: Procedure.rx(() =>
from(
(async () => {
throw RpcError.internal(null, 'Stream always errors');
})(),
),
),
utilTimer: Procedure.rx(() => timer(10, 10)),
'util.info': Procedure.rx(() =>
from([
{
commit: 'AAAAAAAAAAAAAAAAAAA',
sha1: 'BBBBBBBBBBBBBBBBBBB',
},
]),
),
'util.timer': Procedure.rx(() => timer(10, 10)),
count: Procedure.rx<{count: number}, number>((request$) =>
request$.pipe(
switchMap(
({count}: {count: number}) =>
new Observable<number>((observer) => {
let cnt = 0;
const timerId = setInterval(() => {
observer.next(cnt++);
Eif (cnt >= count) {
observer.complete();
clearInterval(timerId);
}
}, 10);
return () => {
clearInterval(timerId);
};
}),
),
),
),
doubleStringWithValidation: Procedure.unary(async ({foo}: {foo: string}) => {
if (typeof foo !== 'string') throw RpcError.validation('"foo" property missing.');
return {bar: foo + foo};
}),
doubleStringWithValidation2: Procedure.rx<{foo: string}, {bar: string}>((req$) =>
req$.pipe(
map(({foo}: {foo: string}) => {
if (typeof foo !== 'string') throw RpcError.validation('"foo" property missing.');
return {bar: foo + foo};
}),
),
),
passthroughStream: Procedure.rx((req$) => req$),
emitOnceSync: Procedure.rx((request$, ctx) => {
return request$.pipe(
take(1),
switchMap(async (request) => {
return JSON.stringify({request, ctx});
}),
);
}),
emitThreeSync: Procedure.rx((request$) => {
return request$.pipe(
take(1),
switchMap(() => from([1, 2, 3])),
);
}),
promiseDelay: Procedure.unary(async () => {
await new Promise((r) => setTimeout(r, 5));
return {};
}),
streamDelay: Procedure.rx(() => {
return of({}).pipe(
switchMap(async () => {
await new Promise((r) => setTimeout(r, 5));
return {};
}),
);
}),
};
// Helper for value state
const valueHolder = {value: 0};
export const createRpcCallee = <Ctx>() =>
new RpcCallee<Ctx, typeof procedures>({
procedures,
});
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