merging

src/nodeClass.js

@@ -114,8 +114,8 @@ class nodeClass {
     try {
           const mode = m.currentMode;
           const state = m.state.getCurrentState();
-          const flow = Math.round(m.measurements.type("flow").variant("predicted").position('downstream').getCurrentValue());
+          const flow = Math.round(m.measurements.type("flow").variant("predicted").position('downstream').getCurrentValue('m3/h'));
-          const power = Math.round(m.measurements.type("power").variant("predicted").position('atEquipment').getCurrentValue());
+          const power = Math.round(m.measurements.type("power").variant("predicted").position('atequipment').getCurrentValue('kW'));
           let symbolState;
           switch(state){
             case "off":
@@ -145,6 +145,9 @@ class nodeClass {
             case "decelerating":
               symbolState = "⏪";
               break;
+            case "maintenance":
+              symbolState = "🔧";
+              break;
           }
           const position = m.state.getCurrentPosition();
           const roundedPosition = Math.round(position * 100) / 100;

src/specificClass.js

@@ -48,7 +48,17 @@ class Machine {
     this.errorMetrics = new nrmse(errorMetricsConfig, this.logger);
 
     // Initialize measurements
-    this.measurements = new MeasurementContainer();
+    this.measurements = new MeasurementContainer({
+      autoConvert: true,
+      windowSize: 50,
+      defaultUnits: {
+        pressure: 'mbar',
+        flow: this.config.general.unit,
+        power: 'kW',
+        temperature: 'C'
+      }
+    });
+
     this.interpolation = new interpolation();
 
     this.flowDrift = null;
@@ -68,6 +78,12 @@ class Machine {
       this.updatePosition();
     });
 
+    //When state changes look if we need to do other updates
+    this.state.emitter.on("stateChange", (newState) => {
+      this.logger.debug(`State change detected: ${newState}`);
+      this._updateState();
+    });
+
     this.child = {}; // object to hold child information so we know on what to subscribe
     this.childRegistrationUtils = new childRegistrationUtils(this); // Child registration utility
 
@@ -102,6 +118,53 @@ class Machine {
     });
 
 
+        // --- KPI tracking ---
+    this.kpi = {
+      failures: 0,
+      totalRuntimeHours: 0,
+      totalDowntimeHours: 0,
+      lastFailureTime: null,
+      lastRepairTime: null,
+      MTBF: 0,
+      MTTR: 0,
+      availability: 0
+    };
+
+    this.assetHealth = {
+      index: 0  // 0 = optimal, 5 = failure
+    };
+
+    this.state.emitter.on('stateChange', (payload) => {
+
+      const stateStr = typeof payload === 'string'
+        ? payload
+        : (payload?.state ?? payload?.newState ?? payload);
+
+      if (typeof stateStr !== 'string') {
+        this.logger.warn(`stateChange event without parsable state: ${JSON.stringify(payload)}`);
+        return;
+      }
+
+      this._handleStateChangeForKPI(stateStr);
+    });
+
+
+  }
+
+  _updateState(){
+    const isOperational = this._isOperationalState();
+    if(!isOperational){
+      //overrule the last prediction this should be 0 now
+      this.measurements.type("flow").variant("predicted").position("downstream").value(0);
+    }
+  }
+
+  _updateState(){
+    const isOperational = this._isOperationalState();
+    if(!isOperational){
+      //overrule the last prediction this should be 0 now
+      this.measurements.type("flow").variant("predicted").position("downstream").value(0);
+    }
   }
 
   /*-------------------               Register child events               -------------------*/
@@ -192,43 +255,68 @@ _callMeasurementHandler(measurementType, value, position, context) {
   // -------- Mode and Input Management -------- //
   isValidSourceForMode(source, mode) {
     const allowedSourcesSet = this.config.mode.allowedSources[mode] || [];
-    return allowedSourcesSet.has(source);
+    const allowed = allowedSourcesSet.has(source);
+    allowed? 
+    this.logger.debug(`source is allowed proceeding with ${source} for mode ${mode}`) : 
+    this.logger.warn(`${source} is not allowed in mode ${mode}`);
+
+    return allowed;
   }
 
   isValidActionForMode(action, mode) {
     const allowedActionsSet = this.config.mode.allowedActions[mode] || [];
-    return allowedActionsSet.has(action);
+    const allowed = allowedActionsSet.has(action);
+    allowed ? 
+    this.logger.debug(`Action is allowed proceeding with ${action} for mode ${mode}`) : 
+    this.logger.warn(`${action} is not allowed in mode ${mode}`);
+
+    return allowed;
   }
 
   async handleInput(source, action, parameter) {
 
-    if (!this.isValidSourceForMode(source, this.currentMode)) {
+    this.logger.debug("hello"); 
-      let warningTxt = `Source '${source}' is not valid for mode '${this.currentMode}'.`;
+    //sanitize input
-      this.logger.warn(warningTxt);
+    if( typeof action !== 'string'){this.logger.error(`Action must be string`); return;}
-      return {status : false , feedback: warningTxt};
+    //convert to lower case to avoid to many mistakes in commands
-    }
+    action = action.toLowerCase();
+
+    // check for validity of the request
+    if(!this.isValidActionForMode(action,this.currentMode)){return ;}
+    if (!this.isValidSourceForMode(source, this.currentMode)) {return ;}
+
+    this.logger.debug("hello2"); 
     
     this.logger.info(`Handling input from source '${source}' with action '${action}' in mode '${this.currentMode}'.`);
     
     try {
       switch (action) {
-        case "execSequence":
+
+        case "execsequence":
           return await this.executeSequence(parameter);
 
-        case "execMovement":
+        case "execmovement":
           return await this.setpoint(parameter);
 
-        case "flowMovement":
+        case "entermaintenance":
+           
+          return await this.executeSequence(parameter);
+
+        
+        case "exitmaintenance":
+          return await this.executeSequence(parameter);
+
+        case "flowmovement":
           // Calculate the control value for a desired flow
           const pos = this.calcCtrl(parameter);
           // Move to the desired setpoint
           return await this.setpoint(pos);
 
-        case "emergencyStop":
+        case "emergencystop":
           this.logger.warn(`Emergency stop activated by '${source}'.`);
           return await this.executeSequence("emergencyStop");
 
-        case "statusCheck":
+        case "statuscheck":
           this.logger.info(`Status Check: Mode = '${this.currentMode}', Source = '${source}'.`);
           break;
 
@@ -528,13 +616,14 @@ _callMeasurementHandler(measurementType, value, position, context) {
     
     // Update predicted flow if you have prediction capability
     if (this.predictFlow) {
-      this.measurements.type("flow").variant("predicted").position("atEquipment").value(this.predictFlow.outputY || 0);
+      this.measurements.type("flow").variant("predicted").position("downstream").value(this.predictFlow.outputY || 0);
     }
   }
 
   // Helper method for operational state check
   _isOperationalState() {
     const state = this.state.getCurrentState();
+    this.logger.debug(`Checking operational state ${this.state.getCurrentState()} ? ${["operational", "accelerating", "decelerating"].includes(state)}`);
     return ["operational", "accelerating", "decelerating"].includes(state);
   }
 
@@ -718,7 +807,6 @@ _handleStateChangeForKPI(newState) {
     };
   }
 
-
    // Calculate the center of gravity for current pressure
   calcCog() {
 
@@ -834,23 +922,12 @@ _handleStateChangeForKPI(newState) {
 
     // Improved output object generation
     const output = {};
-    //build the output object
-    this.measurements.getTypes().forEach(type => {
-      this.measurements.getVariants(type).forEach(variant => {
 
-        const downstreamVal = this.measurements.type(type).variant(variant).position("downstream").getCurrentValue();
+    Object.entries(this.measurements.measurements).forEach(([type, variants]) => {
-        const upstreamVal = this.measurements.type(type).variant(variant).position("upstream").getCurrentValue();
+      Object.entries(variants).forEach(([variant, positions]) => {
-
+        Object.entries(positions).forEach(([position, measurement]) => {
-        if (downstreamVal != null) {
+          output[`${type}.${variant}.${position}`] = measurement.getCurrentValue();
-          output[`downstream_${variant}_${type}`] = downstreamVal;
+        });
-        }
-        if (upstreamVal != null) {
-          output[`upstream_${variant}_${type}`] = upstreamVal;
-        }
-        if (downstreamVal != null && upstreamVal != null) {
-          const diffVal = this.measurements.type(type).variant(variant).difference().value;
-          output[`differential_${variant}_${type}`] = diffVal;
-        }
       });
     });
 
@@ -870,6 +947,7 @@ _handleStateChangeForKPI(newState) {
     output["asset_tag_number"] = 'L001';
 
     // output["asset_tag_number"] = this.assetTagNumber;
+    output["maintenanceTime"] = this.state.getMaintenanceTimeHours();
 
     if(this.flowDrift != null){
       const flowDrift = this.flowDrift;