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Make code more clear

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This commit is contained in:
RMidhunSuresh 2023-03-29 14:58:43 +05:30
parent 7eb1c09a75
commit ce018781f1
1 changed files with 30 additions and 19 deletions
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49
src/matrix/verification/CrossSigning.ts
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@ -119,25 +119,7 @@ export class CrossSigning {
this.deviceMessageHandler = options.deviceMessageHandler;
this.deviceMessageHandler.on("message", async ({ unencrypted: unencryptedEvent }) => {
const txnId = unencryptedEvent.content.transaction_id;
if (unencryptedEvent.type === VerificationEventType.Cancel) {
this.receivedSASVerifications.remove(txnId);
return;
}
if (this.sasVerificationInProgress &&
(
!this.sasVerificationInProgress.finished ||
// If the start message is for the previous sasverification, ignore it.
this.sasVerificationInProgress.channel.id === txnId
)) {
return;
}
if (unencryptedEvent.type === VerificationEventType.Request ||
unencryptedEvent.type === VerificationEventType.Start) {
this.platform.logger.run("Start verification from request", () => {
this.receivedSASVerifications.set(txnId, new SASRequest(unencryptedEvent));
});
}
this._handleSASDeviceMessage(unencryptedEvent);
})
}
@ -224,6 +206,35 @@ export class CrossSigning {
return this.sasVerificationInProgress;
}
private _handleSASDeviceMessage(event: any) {
const txnId = event.content.transaction_id;
/**
* If we receive an event for the current/previously finished
* SAS verification, we should ignore it because SASVerification
* object will take care of it (if needed).
*/
const shouldIgnoreEvent = this.sasVerificationInProgress?.channel.id === txnId;
if (shouldIgnoreEvent) { return; }
/**
* 1. If we receive the cancel message, we need to update the requests map.
* 2. If we receive an starting message (viz request/start), we need to create the SASRequest from it.
*/
switch (event.type) {
case VerificationEventType.Cancel:
this.receivedSASVerifications.remove(txnId);
return;
case VerificationEventType.Request:
case VerificationEventType.Start:
this.platform.logger.run("Create SASRequest", () => {
this.receivedSASVerifications.set(txnId, new SASRequest(event));
});
return;
default:
// we don't care about this event!
return;
}
}
/** returns our own device key signed by our self-signing key. Other signatures will be missing. */
async signOwnDevice(log: ILogItem): Promise<DeviceKey | undefined> {
return log.wrap("CrossSigning.signOwnDevice", async log => {