feat(core): allow passing rpc call options by proxy

packages/core/src/base-client.ts

@@ -455,6 +455,44 @@ export class BaseTelegramClient extends EventEmitter {
         return res
     }
 
+    /**
+     * Create a Proxy that will call all methods with given call parameters
+     * (see {@link RpcCallOptions}})
+     *
+     * This is useful when you don't call `call()` directly, but rather
+     * use high-level API provided by `@mtcute/client`, for example:
+     *
+     * ```ts
+     * const client = new TelegramClient(...)
+     *
+     * const someone = await client
+     *   .withCallParams({ timeout: 500 })
+     *   .getUsers(...)
+     * ```
+     */
+    withCallParams(params: RpcCallOptions): this {
+        return new Proxy(this, {
+            get(target, prop, receiver) {
+                if (prop === 'call') {
+                    return (message: tl.RpcMethod, paramsCustom?: RpcCallOptions) =>
+                        target.call(message, {
+                            ...params,
+                            ...paramsCustom,
+                        })
+                }
+
+                return Reflect.get(target, prop, receiver)
+            },
+        })
+    }
+
+    /**
+     * Shorthand for `withCallParams({ abortSignal })`
+     */
+    withAbortSignal(signal: AbortSignal): this {
+        return this.withCallParams({ abortSignal: signal })
+    }
+
     /**
      * Change transport for the client.
      *

packages/core/src/network/network-manager.ts

@@ -127,6 +127,8 @@ export interface RpcCallOptions {
     timeout?: number
 
     /**
+     * **ADVANCED**
+     *
      * Kind of connection to use for this call.
      *
      * @default 'main'
@@ -134,11 +136,15 @@ export interface RpcCallOptions {
     kind?: ConnectionKind
 
     /**
+     * **ADVANCED**
+     *
      * ID of the DC to use for this call
      */
     dcId?: number
 
     /**
+     * **ADVANCED**
+     *
      * DC connection manager to use for this call.
      * Overrides `dcId` if set.
      */

packages/core/src/network/session-connection.ts

@@ -713,7 +713,7 @@ export class SessionConnection extends PersistentConnection {
                     return
                 }
 
-                this.log.debug('received %s for cancelled request %l: %j', result._, reqMsgId)
+                this.log.debug('received %s for cancelled request %l: %j', result._, reqMsgId, result)
                 this._onMessageAcked(reqMsgId)
 
                 return
@@ -928,6 +928,7 @@ export class SessionConnection extends PersistentConnection {
                 break
             }
             case 'bind':
+            case 'cancel':
                 break // do nothing, wait for the result
 
             default:
@@ -1460,6 +1461,7 @@ export class SessionConnection extends PersistentConnection {
 
         if (rpc.msgId) {
             this._session.queuedCancelReq.push(rpc.msgId)
+            this._session.getStateSchedule.remove(rpc)
             this._flushTimer.emitWhenIdle()
         } else {
             // in case rpc wasn't sent yet (or had some error),