initial commit

RotClient.js

@@ -0,0 +1,73 @@
+/** 
+ * Implementation of a simple client for simple_rotator_interface_v -- https://remoteqth.com/w/doku.php?id=simple_rotator_interface_v
+ */
+export default class RotClient {
+	constructor(label, clientConfig) {
+		this.label = label;
+		this.ip = clientConfig.ip;
+		this.bands = clientConfig.bands;
+		this.startOffset = null;
+
+		setInterval(async () => {
+			console.log(`${this.label}: azi ${await this.readAzi()}, adc ${await this.readAdc()}, status ${await this.readStatus()}`);
+		}, 1000);
+	}
+
+	hasBand(band) {
+		return this.bands.includes(band);
+	}
+
+	turn(az) {
+		fetch(`http://${this.ip}:88/`, {
+			"body": "ROT=" + az,
+			"method": "POST",
+		}).catch(() => {});
+		console.log(`Turning ${this.label} to ${az}°...`);
+	}
+
+	async readAzi() {
+		try {
+			if (this.startOffset === null) {
+				this.startOffset = await this.readOffset();
+				console.log(`${this.label} Set the initial offset to ${this.startOffset}.`);
+			}
+			const resp = await fetch(`http://${this.ip}:88/readAZ`);
+			return this.startOffset + parseInt(await resp.text(), 10);
+		} catch(ex) {
+			console.error(`${this.label}: Failed to read azimuth:`, ex);
+			return null;
+		}
+	}
+
+	async readAdc() {
+		try {
+			const resp = await fetch(`http://${this.ip}:88/readADC`);
+			return parseFloat(await resp.text());
+		} catch(ex) {
+			console.error(`${this.label}: Failed to read ADC:`, ex);
+			return null;
+		}
+	}
+
+	async readStatus() {
+		try {
+			const resp = await fetch(`http://${this.ip}:88/readStat`);
+			return parseInt(await resp.text(), 10);
+		} catch(ex) {
+			console.error(`${this.label}: Failed to read status:`, ex);
+			return null;
+		}
+	}
+
+	async readOffset() {
+		try {
+			const resp = await fetch(`http://${this.ip}:88/readStart`);
+			return parseInt(await resp.text(), 10);
+		} catch(ex) {
+			console.error(`${this.label}: Failed to read the initial offset:`, ex);
+			return null;
+		}
+	}
+	
+
+}