✨ Add Home AssistantIO node (#1974)

* ✨ Add Home Assistant io node

* Implement continueOnFail

* Add Camera Proxy resource

* Clean up

* Minor improvements

* Remove 'Io' from the node name & code

* Fix generic functions naming

* ⚡ Improvements

* Apply review changes & fix minor bugs

* Reduce nesting for additional attributes

* Minor changes

* ⚡ Minor improvements and deactivate "Event" resource

Co-authored-by: dali <servfrdali@yahoo.fr>
Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>

packages/nodes-base/nodes/HomeAssistant/GenericFunctions.ts

@@ -0,0 +1,42 @@
+import {
+	OptionsWithUri
+} from 'request';
+
+import {
+	IExecuteFunctions,
+} from 'n8n-core';
+
+import {
+	IDataObject,
+	NodeApiError,
+	NodeOperationError,
+} from 'n8n-workflow';
+
+export async function homeAssistantApiRequest(this: IExecuteFunctions, method: string, resource: string, body: IDataObject = {}, qs: IDataObject = {}, uri?: string, option: IDataObject = {}) {
+	const credentials = this.getCredentials('homeAssistantApi');
+
+	if (credentials === undefined) {
+		throw new NodeOperationError(this.getNode(), 'No credentials got returned!');
+	}
+
+	let options: OptionsWithUri = {
+		headers: {
+			Authorization: `Bearer ${credentials.accessToken}`,
+		},
+		method,
+		qs,
+		body,
+		uri: uri ?? `${credentials.ssl === true ? 'https' : 'http'}://${credentials.host}:${credentials.port}/api${resource}`,
+		json: true,
+	};
+
+	options = Object.assign({}, options, option);
+	if (Object.keys(options.body).length === 0) {
+		delete options.body;
+	}
+	try {
+		return await this.helpers.request(options);
+	} catch (error) {
+		throw new NodeApiError(this.getNode(), error);
+	}
+}