Implement M7 train images, fixes #122

build.gradle

@@ -8,8 +8,8 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:8.2.0'
-        classpath 'com.google.gms:google-services:4.3.15'
-        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.9.2'
+        classpath 'com.google.gms:google-services:4.4.0'
+        classpath 'com.google.firebase:firebase-crashlytics-gradle:2.9.9'
     }
 }
 

opentransport_be/src/main/java/be/hyperrail/opentransportdata/be/irail/NmbsToMlgDessinsAdapter.java

@@ -62,9 +62,29 @@ private static NmbsTrainType convertCarriage(String parentType, String subType,
                 }
                 break;
             case "M7":
-                // Fallback on M6 icons
-                newParentType = "M6";
-                // Continue into M6 subtype handling
+                switch (subType) {
+                    // Just handle all known M6 variants
+                    case "BYU":
+                        // BU + Y // With a little conductor room?
+                    case "BU":
+                        // 140/133 2nd class
+                        newSubType = "B";
+                        break;
+                    case "BUH":
+                        // BU + H
+                    case "BAU":
+                        // Mixed 1st/2nd class
+                    case "AU":
+                    case "ABUH":
+                        // 124/133 1st class
+                        newSubType = "AB";
+                        break;
+                    case "BDXH":
+                    case "BMX":
+                        newSubType = "BDX";
+                        break;
+                }
+                break;
             case "M6":
                 switch (subType) {
                     case "BXAA":