From 798a708b5abacb385c4146ffd63cb35351a34b7b Mon Sep 17 00:00:00 2001
From: James Pattinson <james@pattinson.org>
Date: Mon, 24 Feb 2025 12:58:59 +0000
Subject: [PATCH] Added mobile page

---
 mobile.html | 386 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 386 insertions(+)
 create mode 100644 mobile.html
diff --git a/mobile.html b/mobile.html
new file mode 100644
index 0000000..11e3d55
--- /dev/null
+++ b/mobile.html
@@ -0,0 +1,386 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
+<style>
+
+#messages {
+background-color:yellow;
+font-size:3;
+font-weight:bold;
+line-height:140%;
+}
+
+#status {
+  background-color: #FFFFFF;
+  border-radius: 15px;
+  font-family: 'andale mono', monospace;
+  font-size: 16pt;
+  width: 610px;
+  margin: 5px;
+  text-align: center;
+  line-height: 35px;
+}
+
+.flex-container {
+  display: flex;
+  flex-direction: row;
+  justify-content: center;
+  /*background-color: DodgerBlue;*/
+}
+
+.flex-container > div {
+  background-color: #f1f1f1;
+  border-radius: 15px;
+  font-family: 'andale mono', monospace;
+  font-size: x-large;
+  width: 300px;
+  margin: 5px;
+  text-align: center;
+  line-height: 40px;
+}
+
+</style>
+  <head>
+    <title>EGFH Info</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+	<script src="https://cdnjs.cloudflare.com/ajax/libs/paho-mqtt/1.0.1/mqttws31.js" type="text/javascript"></script>
+ 	
+    <script type = "text/javascript">
+
+	function onConnectionLost(){
+		invalidateDisplay();
+		console.log("connection lost");
+		document.getElementById("status").style.backgroundColor = '#AA0000';
+		document.getElementById("status").innerHTML = "Connection Lost, reloading";
+		connected_flag=0;
+		setTimeout(location.reload(), reloadDelay);
+	}
+
+	function onFailure(message) {
+		invalidateDisplay();
+		console.log("Failed");
+		document.getElementById("status").style.backgroundColor = '#AA0000';
+		document.getElementById("status").innerHTML = "Connection Failed- Retrying";
+        setTimeout(MQTTconnect, reconnectTimeout);
+    }
+
+	function onMessageArrived(r_message){
+		if (r_message.destinationName == "weather/loop"){
+			console.log("Got LOOP " + r_message.payloadString);
+			loopObj = JSON.parse(r_message.payloadString);
+			if (loopObj.interval_minute) {
+				console.log("AVG Speed   " + loopObj.windSpeed_knot);
+				console.log("AVG Dir     " + loopObj.windDir);
+				console.log(loopObj);
+				lastAvgWind = Date.now();
+				avgWindValid = 1;
+				avgWindSpeed = Number(loopObj.windSpeed_knot).toFixed(0);
+				roundedWind = (Math.round(loopObj.windDir / 10) * 10).toFixed(0);
+				avgWindDir = ('000' + roundedWind).substr(-3);
+				
+				avgWindGustSpeed = Number(loopObj.windGust_knot).toFixed(0);
+				roundedWind = (Math.round(loopObj.windGustDir / 10) * 10).toFixed(0);
+				avgWindGustDir = ('000' + roundedWind).substr(-3);
+				updateAvgWind();
+
+			} else {
+				if (loopObj.windSpeed_knot) {
+					lastWind = Date.now();
+					windValid = 1;
+					instantWindSpeed = Number(loopObj.windSpeed_knot).toFixed(0);
+					roundedWind = (Math.round(loopObj.windDir / 10) * 10).toFixed(0);
+					zeroFilledDir = ('000' + roundedWind).substr(-3);
+					updateWind();
+				}
+				if (loopObj.outTemp_C) {
+					console.log("LOOP OAT " + loopObj.outTemp_C);
+					document.getElementById("OAT").innerHTML = Number(loopObj.outTemp_C).toFixed(0) + " °C";
+				}
+			}
+		}
+
+	}
+
+	function getInitialArchive() {
+		fetch(`archive.php`)
+        .then(response => response.json())
+        .then(archive => {
+				let now = Math.floor(Date.now() / 1000);
+				if (now - archive.dateTime > 300) {
+					console.log("Archive record too old");
+				} else {
+					document.getElementById("OAT").innerHTML = Number((archive.outTemp - 32) * 5 / 9).toFixed(0) + " °C";
+					avgWindSpeed = (archive.windSpeed *  0.868976).toFixed(0);
+					avgWindGustSpeed = (archive.windGust *  0.868976).toFixed(0);
+					roundedWind = (Math.round(archive.windDir / 10) * 10).toFixed(0);
+					avgWindDir = ('000' + roundedWind).substr(-3);
+					roundedWind = (Math.round(archive.windGustDir / 10) * 10).toFixed(0);
+					avgWindGustDir = ('000' + roundedWind).substr(-3);
+					avgWindValid = 1;
+					updateAvgWind();
+				}
+			})
+	}
+
+	function updateStatus() {
+			if (avgWindValid == 1 && windValid == 1) {
+			document.getElementById("status").style.backgroundColor = '#00AA00';
+			document.getElementById("status").innerHTML = "OK";
+		}
+	}
+
+	function updateWind() {
+		document.getElementById("windSpeed").innerHTML = zeroFilledDir + "/" + instantWindSpeed;
+	}
+
+	function updateAvgWind() {
+		updateWindDirection(avgWindDir);
+		document.getElementById("avgWindSpeed").innerHTML = avgWindDir + "/" + avgWindSpeed;
+		document.getElementById("avgWindGust").innerHTML = avgWindGustDir + "/" + avgWindGustSpeed;
+	}
+
+	function invalidateDisplay() {
+		invalidateWind();
+		invalidateAvgWind();
+		invalidateOAT();
+	}
+
+	function invalidateOAT() {
+		document.getElementById("OAT").innerHTML = "XXX";
+		windValid = 0;
+	}
+
+	function invalidateWind() {
+		document.getElementById("windSpeed").innerHTML = "XXX/X";
+		windValid = 0;
+	}
+
+	function invalidateAvgWind() {
+		document.getElementById("avgWindSpeed").innerHTML = "XXX/X";
+		document.getElementById("avgWindGust").innerHTML = "XXX/X";
+		windAvgValid = 0;
+	}
+
+	function onConnect() {
+
+		connected_flag=1;
+		document.getElementById("status").style.backgroundColor = '#00AA00';
+		document.getElementById("status").innerHTML = "Connected";
+		console.log("Connected to MQTT broker");
+		sub_topics()
+
+	}
+	
+	function disconnect() {
+
+		if (connected_flag==1)
+			mqtt.disconnect();
+	
+	}
+
+    function MQTTconnect() {
+
+	clean_sessions=true
+	var x=Math.floor(Math.random() * 10000); 
+	var cname="wx-"+x;
+	mqtt = new Paho.MQTT.Client(host,cname);
+
+	var options = {
+        timeout: 3,
+		cleanSession: clean_sessions,
+		onSuccess: onConnect,
+		onFailure: onFailure,
+     };
+	
+	mqtt.onConnectionLost = onConnectionLost;
+	mqtt.onMessageArrived = onMessageArrived;
+
+	mqtt.connect(options);
+	return false;
+ 
+	}
+
+	function sub_topics() {
+
+		if (connected_flag==0) {
+			console.log("Not Connected so can't subscribe");
+			return false;
+			}
+
+		var sqos=0;
+		var soptions= {
+			qos:sqos,
+			};
+		mqtt.subscribe(topic,soptions);
+		return false;
+	}
+	
+    async function getPressure() {
+
+        const response = await fetch('/wlproxy.php?api=current/195562');
+        const names = await response.json();
+		lastPressure = Date.now();
+		pressureValid = 1;
+        QFERaw = names.contents.sensors[2].data[0].bar_absolute;
+        QFE = Number((QFERaw / 0.029529983071445).toFixed(0)) + qCorrection;
+        QNH = QFE + 11;
+
+		document.getElementById("QFE").textContent = "QFE: " + QFE;
+        document.getElementById("QNH").textContent = "QNH: " + QNH;
+
+        var ts = new Date(names.contents.sensors[0].data[0].ts * 1000);
+        console.log(names.contents.sensors); // Dump the whole JSON to console
+    }
+
+	function drawCompass() {
+        ctx.clearRect(0, 0, canvas.width, canvas.height);
+
+        // Draw runways
+        drawRunway(220, 120, 12, -20); // 22/04 runway moved to the left
+        drawRunway(280, 90, 8, 0, 40); // 10/28 runway moved down
+
+        // Draw wind direction arrow
+		if (avgWindValid == 1) {
+			drawArrow(windDirection);
+		}
+    }
+
+    function drawRunway(angle, length, width, xShift, yShift = 0) {
+        const radian = (angle - 90) * (Math.PI / 180); // Convert to radians
+
+        // Calculate runway endpoints with xShift (left/right) and yShift (up/down)
+        const xStart = centerX - length * Math.cos(radian) + xShift;
+        const yStart = centerY - length * Math.sin(radian) + yShift;
+        const xEnd = centerX + length * Math.cos(radian) + xShift;
+        const yEnd = centerY + length * Math.sin(radian) + yShift;
+
+        // Draw runway as a thick line
+        ctx.strokeStyle = "#333";
+        ctx.lineWidth = width;
+        ctx.beginPath();
+        ctx.moveTo(xStart, yStart);
+        ctx.lineTo(xEnd, yEnd);
+        ctx.stroke();
+
+        // Correctly assign runway numbers at each end
+        drawRunwayNumber(angle, xStart, yStart, radian, -20);
+        drawRunwayNumber(angle + 180, xEnd, yEnd, radian, 20);
+    }
+
+    function drawRunwayNumber(angle, x, y, radian, extension) {
+        const runwayNumber = Math.round(angle / 10) % 36; // Convert heading to runway number
+
+        // Move the number along the extended centerline
+        const xOffset = x + extension * Math.cos(radian);
+        const yOffset = y + extension * Math.sin(radian);
+
+        ctx.font = "18px Arial";
+        ctx.fillStyle = "black";
+        ctx.textAlign = "center";
+        ctx.textBaseline = "middle";
+        ctx.fillText(runwayNumber.toString().padStart(2, "0"), xOffset, yOffset);
+    }
+
+    function drawArrow(angle) {
+        const arrowLength = 80; // Extended to pass through center
+        const radian = (angle + 90) * (Math.PI / 180); // Adjusted for correct direction
+        
+        // Compute start and end points for the arrow
+        const xStart = centerX - arrowLength * Math.cos(radian);
+        const yStart = centerY - arrowLength * Math.sin(radian);
+        const xEnd = centerX + arrowLength * Math.cos(radian);
+        const yEnd = centerY + arrowLength * Math.sin(radian);
+
+        // Draw main arrow line
+        ctx.strokeStyle = "red";
+        ctx.lineWidth = 3;
+        ctx.beginPath();
+        ctx.moveTo(xStart, yStart);
+        ctx.lineTo(xEnd, yEnd);
+        ctx.stroke();
+
+        // Draw arrowhead at the end
+        ctx.fillStyle = "red";
+        ctx.beginPath();
+        ctx.moveTo(xEnd, yEnd);
+        ctx.lineTo(
+            xEnd - 12 * Math.cos(radian - Math.PI / 6),
+            yEnd - 12 * Math.sin(radian - Math.PI / 6)
+        );
+        ctx.lineTo(
+            xEnd - 12 * Math.cos(radian + Math.PI / 6),
+            yEnd - 12 * Math.sin(radian + Math.PI / 6)
+        );
+        ctx.closePath();
+        ctx.fill();
+    }
+
+    function updateWindDirection(degrees) {
+        windDirection = degrees % 360;
+        drawCompass();
+    }
+
+    </script>
+
+  </head>
+  <body>
+
+<h2><center>Swansea EGFH - Live Conditions</center></h2>
+
+<div class="flex-container">
+	<div id="QNH" class="data">XXXX</div>
+	<div id="QFE" class="data">XXXX</div>
+</div>
+
+<div class="flex-container">
+	<div>Sfc Wind<div id="avgWindSpeed">1</div></div>
+	<div>Inst Wind<div id="windSpeed">1</div></div>
+</div>
+
+<div class="flex-container"><canvas id="compass" width="300" height="300"></canvas></div>
+
+<div class="flex-container">
+	<div>2min Gust<div id="avgWindGust">1</div></div>
+	<div>OAT<div id="OAT">1</div></div>
+</div>
+
+ <div class="flex-container">
+	<div id="status"></div>
+ </div>
+
+ <center>Do not rely on this information for flight safety</center>
+
+<script>
+var connected_flag=0	
+var mqtt;
+var reconnectTimeout = 2000;
+var reloadDelay = 5000;
+var host="wss://wx.swansea-airport.wales/mqtt";
+var qCorrection = 0; // Offset for QFE / QNH
+var row=0;
+var mcount=0;
+var topic = "weather/#";
+var windValid = 0;
+var avgWindValid = 0;
+var pressureValid = 0;
+let lastWind = Date.now();
+let lastAvgWind = Date.now();
+let lastPressure = Date.now();
+
+const canvas = document.getElementById("compass");
+const ctx = canvas.getContext("2d");
+const centerX = canvas.width / 2;
+const centerY = canvas.height / 2;
+let windDirection = 0; // Initial wind direction in degrees
+
+invalidateDisplay();
+MQTTconnect();
+getPressure();
+getInitialArchive();
+
+drawCompass();
+
+
+</script>
+</body>
+</html>
