chore: added a display of the timetable max speed in the active train info & tooltip

src/mixins/trainInfoMixin.ts

@@ -1,45 +1,10 @@
 import { defineComponent } from 'vue';
 import { Train, TrainStop } from '../typings/common';
+import { useApiStore } from '../store/apiStore';
 
 export default defineComponent({
   data: () => ({
-    STATS: {
-      main: [
-        {
-          name: 'speed',
-          unit: 'km/h'
-        },
-        {
-          name: 'length',
-          unit: 'm'
-        },
-        {
-          name: 'mass',
-          unit: 't',
-          multiplier: 0.001
-        }
-      ],
-
-      position: [
-        {
-          name: 'scenery',
-          prop: 'currentStationName'
-        },
-        {
-          name: 'route',
-          prop: 'connectedTrack'
-        },
-        {
-          name: 'signal',
-          prop: 'signal'
-        },
-        {
-          name: 'distance',
-          prop: 'distance',
-          unit: 'm'
-        }
-      ]
-    }
+    apiStore: useApiStore()
   }),
 
   methods: {
@@ -150,6 +115,57 @@ export default defineComponent({
       if (distance < 1000) return `${distance}m`;
 
       return `${(distance / 1000).toPrecision(2)}km`;
+    },
+
+    getStockSpeedLimit(stockList: string[], trainMass: number) {
+      let isPassenger = true;
+
+      // Check the whole consist speed limit
+      const vehicleMaxSpeed = stockList.reduce((acc, stockName, i) => {
+        const [vehicleName, vehicleCargo] = stockName.split(':');
+
+        const vehicleData = this.apiStore.vehiclesData?.find((v) => v.name == vehicleName);
+
+        if (!vehicleData) return acc;
+
+        let vehicleSpeed = vehicleData.group.speed;
+
+        if (vehicleData.type == 'wagon-freight') {
+          isPassenger = false;
+
+          if (vehicleCargo !== undefined && vehicleData.group.speedLoaded) {
+            vehicleSpeed = vehicleData.group.speedLoaded;
+          }
+        }
+
+        return Math.min(vehicleSpeed, acc);
+      }, Infinity);
+
+      // Check the head vehicle speed limit
+      const headLocoName = stockList[0];
+      const headLocoVehicleData = this.apiStore.vehiclesData?.find((v) => v.name == headLocoName);
+
+      // Omit speed check for head vehicle if there's no data for it
+      if (!headLocoName || !headLocoVehicleData || !headLocoVehicleData.group.massSpeeds)
+        return vehicleMaxSpeed;
+
+      const massSpeeds =
+        headLocoVehicleData.group.massSpeeds[
+          stockList.length == 1 ? 'none' : isPassenger ? 'passenger' : 'cargo'
+        ];
+
+      // Omit speed check if there's no data on mass speeds
+      if (!massSpeeds) return vehicleMaxSpeed;
+
+      // Number type for locomotives alone
+      if (typeof massSpeeds === 'number') return massSpeeds;
+
+      // Record type for passenger or cargo, find the closest range
+      const massKey = Object.keys(massSpeeds).findLast((massKey) => trainMass >= Number(massKey));
+
+      const massMaxSpeed = massKey ? massSpeeds[massKey] : Infinity;
+
+      return Math.min(massMaxSpeed, vehicleMaxSpeed);
     }
   }
 });