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improved crash recovery

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This commit is contained in:
Janis Hutz
2024-09-13 13:58:04 +02:00
parent 6cf9e72263
commit 372ebf1057
5 changed files with 59 additions and 9 deletions
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2
MusicPlayerV2-GUI/src/scripts/connection.ts
View File

@@ -87,7 +87,7 @@ class SocketConnection {
this.reconnectRetryCount += 1;
setTimeout( () => {
this.connect();
}, 500 * this.reconnectRetryCount );
}, 1000 * this.reconnectRetryCount );
}
};
} else {

29
MusicPlayerV2-GUI/src/scripts/notificationHandler.ts
View File

@@ -24,6 +24,7 @@ class NotificationHandler {
lastEmitTimestamp: number;
openConnectionsCount: number;
pendingRequestCount: number;
connectionWasSuccessful: boolean;
constructor () {
this.socket = io( localStorage.getItem( 'url' ) ?? '', {
@@ -38,6 +39,7 @@ class NotificationHandler {
this.lastEmitTimestamp = 0;
this.pendingRequestCount = 0;
this.openConnectionsCount = 0;
this.connectionWasSuccessful = false;
}
/**
@@ -74,6 +76,8 @@ class NotificationHandler {
} );
} else if ( res.status === 409 ) {
reject( 'ERR_CONFLICT' );
} else if ( res.status === 403 || res.status === 401 ) {
reject( 'ERR_UNAUTHORIZED' );
} else {
reject( 'ERR_ROOM_CREATING' );
}
@@ -89,8 +93,10 @@ class NotificationHandler {
fetch( localStorage.getItem( 'url' ) + '/socket/joinRoom?room=' + this.roomName, { credentials: 'include' } ).then( res => {
if ( res.status === 200 ) {
this.eventSource = new EventSource( localStorage.getItem( 'url' ) + '/socket/connection?room=' + this.roomName, { withCredentials: true } );
this.eventSource.onopen = () => {
this.isConnected = true;
this.connectionWasSuccessful = true;
this.reconnectRetryCount = 0;
console.log( '[ SSE Connection ] - ' + new Date().toISOString() + ': Connection successfully established!' );
resolve();
@@ -108,22 +114,37 @@ class NotificationHandler {
this.isConnected = false;
this.eventSource?.close();
this.openConnectionsCount -= 1;
console.log( '[ SSE Connection ] - ' + new Date().toISOString() + ': Reconnecting due to connection error!' );
console.debug( e );
console.log( '[ SSE Connection ] - ' + new Date().toISOString() + ': Reconnecting due to connection error!' );
this.eventSource = undefined;
this.reconnectRetryCount += 1;
setTimeout( () => {
this.sseConnect();
}, 500 * this.reconnectRetryCount );
}, 1000 * this.reconnectRetryCount );
}
};
} else if ( res.status === 403 || res.status === 401 || res.status === 404 ) {
document.dispatchEvent( new Event( 'musicplayer:autherror' ) );
reject( 'ERR_UNAUTHORIZED' );
} else {
reject( 'ERR_ROOM_CONNECTING' );
reject( 'ERR_ROOM_CONNECTING_STATUS_CODE' );
}
} ).catch( () => {
reject( 'ERR_ROOM_CONNECTING' );
if ( !this.connectionWasSuccessful ) {
reject( 'ERR_ROOM_CONNECTING' );
} else {
this.openConnectionsCount -= 1;
console.log( '[ SSE Connection ] - ' + new Date().toISOString() + ': Reconnecting due to severe connection error!' );
this.eventSource = undefined;
this.reconnectRetryCount += 1;
setTimeout( () => {
this.sseConnect();
}, 1000 * this.reconnectRetryCount );
}
} );
} else {
resolve();