latest version

src/nodeClass.js

@@ -88,10 +88,7 @@ class nodeClass {
     
   }
 
-  /**
-   * Register this node as a child upstream and downstream.
-   * Delayed to avoid Node-RED startup race conditions.
-   */
+  // init registration msg
   _registerChild() {
     setTimeout(() => {
       this.node.send([
@@ -102,12 +99,78 @@ class nodeClass {
     }, 100);
   }
 
-  /**
-   * Start the periodic tick loop to drive the Measurement class.
-   */
+  _updateNodeStatus() {
+    const ps = this.source;
+    try {
+      // --- Basin & measurements -------------------------------------------------
+      const maxVolBeforeOverflow = ps.basin?.maxVolOverflow ?? ps.basin?.maxVol ?? 0;
+      const volumeMeasurement = ps.measurements.type("volume").variant("measured").position("atEquipment");
+      const currentVolume = volumeMeasurement.getCurrentValue("m3") ?? 0;
+      const netFlowMeasurement = ps.measurements.type("netFlowRate").variant("predicted").position("atEquipment");
+      const netFlowM3s = netFlowMeasurement?.getCurrentValue("m3/s") ?? 0;
+      const netFlowM3h = netFlowM3s * 3600;
+      const percentFull = ps.measurements.type("volume").variant("procent").position("atEquipment").getCurrentValue() ?? 0;
+
+      // --- State information ----------------------------------------------------
+      const direction = ps.state?.direction || "unknown";
+      const secondsRemaining = ps.state?.seconds ?? null;
+
+      const timeRemaining = secondsRemaining ? `${Math.round(secondsRemaining / 60)}` : 0 + " min";
+
+      // --- Icon / colour selection ---------------------------------------------
+      let symbol = "❔";
+      let fill = "grey";
+
+      switch (direction) {
+        case "filling":
+          symbol = "⬆️";
+          fill = "blue";
+          break;
+        case "draining":
+          symbol = "⬇️";
+          fill = "orange";
+          break;
+        case "stable":
+          symbol = "⏸️";
+          fill = "green";
+          break;
+        default:
+          symbol = "❔";
+          fill = "grey";
+          break;
+      }
+
+      // --- Status text ----------------------------------------------------------
+      const textParts = [
+        `${symbol} ${percentFull.toFixed(1)}%`,
+        `V=${currentVolume.toFixed(2)} / ${maxVolBeforeOverflow.toFixed(2)} m³`,
+        `net=${netFlowM3h.toFixed(1)} m³/h`,
+        `t≈${timeRemaining}`
+      ];
+
+      return {
+        fill,
+        shape: "dot",
+        text: textParts.join(" | ")
+      };
+    } catch (error) {
+      this.node.error("Error in updateNodeStatus: " + error.message);
+      return { fill: "red", shape: "ring", text: "Status Error" };
+    }
+  }
+
+
+  // any time based functions here
   _startTickLoop() {
     setTimeout(() => {
       this._tickInterval = setInterval(() => this._tick(), 1000);
+
+      // Update node status on nodered screen every second ( this is not the best way to do this, but it works for now)
+      this._statusInterval = setInterval(() => {
+        const status = this._updateNodeStatus();
+        this.node.status(status);
+      }, 1000);
+
     }, 1000);
   }
 
@@ -156,7 +219,7 @@ class nodeClass {
   _attachCloseHandler() {
     this.node.on('close', (done) => {
       clearInterval(this._tickInterval);
-      //clearInterval(this._statusInterval);
+      clearInterval(this._statusInterval);
       done();
     });
   }