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bug(EmailReadImap Node): Improve error handling (#2991)

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* Fix: EmailReadImap unhandled promise rejection

Related to #2091 (but only partially)

See https://github.com/n8n-io/n8n/issues/2091#issuecomment-980010289

* Send errors from email read imap to logger

Co-authored-by: Manuel [tennox] <2084639+tennox@users.noreply.github.com>
This commit is contained in:
Omar Ajoue 2022-03-19 20:03:58 +01:00 committed by GitHub
parent 1b993e4022
commit 846e866daf
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1 changed files with 21 additions and 14 deletions
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35
packages/nodes-base/nodes/EmailReadImap/EmailReadImap.node.ts
View file

@ -7,6 +7,7 @@ import {
INodeType,
INodeTypeDescription,
ITriggerResponse,
LoggerProxy,
NodeOperationError,
} from 'n8n-workflow';
@ -377,6 +378,18 @@ export class EmailReadImap implements INodeType {
};
const establishConnection = (): Promise<ImapSimple> => {
let searchCriteria = [
'UNSEEN',
] as Array<string | string[]>;
if (options.customEmailConfig !== undefined) {
try {
searchCriteria = JSON.parse(options.customEmailConfig as string);
} catch (error) {
throw new NodeOperationError(this.getNode(), `Custom email config is not valid JSON.`);
}
}
const config: ImapSimpleOptions = {
imap: {
user: credentials.user as string,
@ -388,16 +401,6 @@ export class EmailReadImap implements INodeType {
},
onmail: async () => {
if (connection) {
let searchCriteria = [
'UNSEEN',
] as Array<string | string[]>;
if (options.customEmailConfig !== undefined) {
try {
searchCriteria = JSON.parse(options.customEmailConfig as string);
} catch (error) {
throw new NodeOperationError(this.getNode(), `Custom email config is not valid JSON.`);
}
}
if (staticData.lastMessageUid !== undefined) {
searchCriteria.push(['UID', `${staticData.lastMessageUid as number}:*`]);
/**
@ -415,10 +418,14 @@ export class EmailReadImap implements INodeType {
Logger.debug('Querying for new messages on node "EmailReadImap"', {searchCriteria});
}
const returnData = await getNewEmails(connection, searchCriteria);
if (returnData.length) {
this.emit([returnData]);
try {
const returnData = await getNewEmails(connection, searchCriteria);
if (returnData.length) {
this.emit([returnData]);
}
} catch (error) {
Logger.error('Email Read Imap node encountered an error fetching new emails', { error });
throw error;
}
}
},