feat: GPS and web compatible

lib/data/geo/model.dart

@@ -99,11 +99,13 @@ class FeatureType with _$FeatureType {
   // multiple feature types like lecture hall, toliet, ...
   const factory FeatureType.building() = Building;
   const factory FeatureType.lectureHall() = LectureHall;
-  const factory FeatureType.room() = Room;
+  const factory FeatureType.room(String roomNumber) = Room;
   const factory FeatureType.door(List<String> connects) = Door;
   const factory FeatureType.toilet(String toilet_type) = Toilet;
   const factory FeatureType.stairs(List<int> connects_levels) = Stairs;
   const factory FeatureType.lift(List<int> connects_levels) = Lift;
+  const factory FeatureType.foodDrink() = FoodDrink;
   const factory FeatureType.publicTransport(
       List<String> bus_lines, List<String> tram_lines) = PublicTransport;
+  const factory FeatureType.pcPool(String roomNumber) = PcPool;
 }

lib/data/geo/parser.dart

@@ -20,17 +20,20 @@ Result<Feature> parseFeature(
 
   // try parse yaml
   if (description_yaml == null) {
-    print("warn: Description key is missing for feature $name");
+    print(
+        "warn: Description key is missing for feature $name\n\n$geometry\n\n$properties");
   }
 
   if (layer == null) {
-    return bail("Layer key \'layer\' is missing for feature $name");
+    return bail(
+        "Layer key \'layer\' is missing for feature $name\n\n$geometry\n\n$properties");
   }
   dynamic yaml;
   try {
     yaml = loadYaml(description_yaml);
   } on YamlException catch (e) {
-    return bail("Couldn't parse YAML in description for feature $name: $e");
+    return bail(
+        "Couldn't parse YAML in description for feature $name\n\n$description_yaml\n\nError: $e");
   }
 
   yaml = yaml as YamlMap? ?? {};
@@ -70,8 +73,16 @@ Result<Feature> parseFeature(
       case 'lecture_hall':
         type = FeatureType.lectureHall();
         break;
-      case 'room':
-        type = FeatureType.room();
+      case 'seminar_room':
+        type = FeatureType.room(getYamlKeyStringify(yaml, 'number')
+            .expect("Couldn't parse 'number' for seminar_room feature $name"));
+        break;
+      case 'pc_pool':
+        type = FeatureType.pcPool(getYamlKeyStringify(yaml, 'number')
+            .expect("Couldn't parse 'number' for PcPool feature $name"));
+        break;
+      case 'food_drink':
+        type = FeatureType.foodDrink();
         break;
       case 'door':
         final list = getYamlList<String>(yaml, 'connects')
@@ -84,10 +95,8 @@ Result<Feature> parseFeature(
         type = FeatureType.toilet(toiletType);
         break;
       case 'public_transport':
-        final busLines = getYamlList<dynamic>(yaml, 'bus_lines')
-            .expect("Couldn't parse 'bus_lines' for feature $name");
-        final tramLines = getYamlList<dynamic>(yaml, 'tram_lines')
-            .expect("Couldn't parse 'tram_lines' for feature $name");
+        final busLines = getYamlList<dynamic>(yaml, 'bus_lines').unwrapOr([]);
+        final tramLines = getYamlList<dynamic>(yaml, 'tram_lines').unwrapOr([]);
 
         type = FeatureType.publicTransport(
           stringifyList(busLines)
@@ -146,3 +155,15 @@ Result<T> getYamlKey<T>(YamlMap yaml, String key) {
     return bail("Failed to parse yaml key $key as ${T.toString()}: $e");
   }
 }
+
+Result<String> getYamlKeyStringify<T>(YamlMap yaml, String key) {
+  try {
+    final val = yaml[key] as T?;
+    if (val == null) {
+      return bail("Key $key is missing in yaml");
+    }
+    return Ok(val.toString());
+  } catch (e) {
+    return bail("Failed to parse yaml key $key as ${T.toString()}: $e");
+  }
+}