fix: encounter data assignment

src/samples/slay-the-spire-like/map/generator.ts

@@ -20,12 +20,12 @@ function buildEncounterIndex(): Map<string, EncounterDesert[]> {
 
 /** Map from MapNodeType to encounter type key */
 const NODE_TYPE_TO_ENCOUNTER: Partial<Record<MapNodeType, string>> = {
-    [MapNodeType.Minion]: 'enemy',
+    [MapNodeType.Minion]: 'minion',
     [MapNodeType.Elite]: 'elite',
     [MapNodeType.Event]: 'event',
-    [MapNodeType.Camp]: 'shelter',
-    [MapNodeType.Shop]: 'npc',
-    [MapNodeType.Curio]: 'shelter',
+    [MapNodeType.Camp]: 'camp',
+    [MapNodeType.Shop]: 'shop',
+    [MapNodeType.Curio]: 'curio',
 };
 
 /** Default map generation configuration */
@@ -125,9 +125,15 @@ export function generatePointCrawlMap(seed?: number): PointCrawlMap {
         const nodeIds: string[] = [];
         const layerNodes: MapNode[] = [];
 
+        // Pre-generate settlement types if this is a settlement layer
+        let settlementTypes: MapNodeType[] | undefined;
+        if (structure.layerType === MapLayerType.Settlement) {
+            settlementTypes = generateSettlementTypes(rng);
+        }
+
         for (let j = 0; j < structure.count; j++) {
             const id = `node-${i}-${j}`;
-            const type = resolveNodeType(structure.layerType, j, structure.count, rng, wildPairTypes.get(i), j);
+            const type = resolveNodeType(structure.layerType, j, structure.count, rng, wildPairTypes.get(i), j, settlementTypes, j);
             const encounter = pickEncounterForNode(type, rng);
             const node: MapNode = {
                 id,
@@ -175,7 +181,9 @@ function resolveNodeType(
     _layerCount: number,
     rng: RNG,
     preGeneratedTypes?: MapNodeType[],
-    nodeIndex?: number
+    nodeIndex?: number,
+    settlementTypes?: MapNodeType[],
+    settlementIndex?: number
 ): MapNodeType {
     switch (layerType) {
         case 'start':
@@ -189,8 +197,11 @@ function resolveNodeType(
             }
             return pickWildNodeType(rng);
         case MapLayerType.Settlement:
-            // This will be overridden by assignSettlementTypes
-            return MapNodeType.Camp; // placeholder
+            // Use pre-generated settlement types if available
+            if (settlementTypes && settlementIndex !== undefined) {
+                return settlementTypes[settlementIndex];
+            }
+            return MapNodeType.Camp; // fallback
         default:
             return MapNodeType.Minion;
     }
@@ -295,9 +306,22 @@ function generateOptimalWildPair(
     return [bestLayer1, bestLayer2];
 }
 
+/**
+ * Generates settlement node types ensuring at least 1 of each: camp, shop, curio.
+ * The 4th node is randomly chosen from the three.
+ * Returns shuffled array of 4 node types.
+ */
+function generateSettlementTypes(rng: RNG): MapNodeType[] {
+    const requiredTypes = [MapNodeType.Camp, MapNodeType.Shop, MapNodeType.Curio];
+    const randomType = requiredTypes[rng.nextInt(3)];
+    const types = [...requiredTypes, randomType];
+    return fisherYatesShuffle(types, rng);
+}
+
 /**
  * Assigns settlement node types ensuring at least 1 of each: camp, shop, curio.
  * The 4th node is randomly chosen from the three.
+ * @deprecated Use generateSettlementTypes() during node creation instead.
  */
 function assignSettlementTypes(nodeIds: string[], nodes: MapNode[], rng: RNG): void {
     // Shuffle node order to randomize which position gets which type
@@ -323,10 +347,8 @@ function generateLayerEdges(
     nodes: Map<string, MapNode>,
     rng: RNG
 ): void {
-    // Assign settlement types when creating settlement layer
-    if (targetLayer.layerType === MapLayerType.Settlement) {
-        assignSettlementTypes(targetLayer.nodeIds, targetLayer.nodes, rng);
-    }
+    // Settlement types are now pre-generated during node creation
+    // No need to assign them here anymore
 
     const sourceType = sourceLayer.layerType;
     const targetType = targetLayer.layerType;

tests/samples/slay-the-spire-like/map/generator.test.ts

@@ -287,19 +287,36 @@ describe('generatePointCrawlMap', () => {
         }
     });
 
-    it('should assign encounters to nodes', () => {
+    it('should assign encounters to all non-Start/End nodes', () => {
         const map = generatePointCrawlMap(456);
 
-        let nodesWithEncounter = 0;
         for (const node of map.nodes.values()) {
-            if (node.encounter) {
-                nodesWithEncounter++;
-                expect(node.encounter.name).toBeTruthy();
-                expect(node.encounter.description).toBeTruthy();
+            if (node.type === MapNodeType.Start || node.type === MapNodeType.End) {
+                // Start and End nodes should not have encounters
+                expect(node.encounter).toBeUndefined();
+            } else {
+                // All other nodes (minion/elite/event/camp/shop/curio) must have encounters
+                expect(node.encounter, `Node ${node.id} (${node.type}) should have encounter data`).toBeDefined();
+                expect(node.encounter!.name).toBeTruthy();
+                expect(node.encounter!.description).toBeTruthy();
             }
         }
+    });
 
-        expect(nodesWithEncounter).toBeGreaterThan(0);
+    it('should assign encounters to all nodes across multiple seeds', () => {
+        // Test multiple seeds to ensure no random failure
+        for (let seed = 0; seed < 20; seed++) {
+            const map = generatePointCrawlMap(seed);
+
+            for (const node of map.nodes.values()) {
+                if (node.type === MapNodeType.Start || node.type === MapNodeType.End) {
+                    continue;
+                }
+                expect(node.encounter, `Seed ${seed}: Node ${node.id} (${node.type}) missing encounter`).toBeDefined();
+                expect(node.encounter!.name).toBeTruthy();
+                expect(node.encounter!.description).toBeTruthy();
+            }
+        }
     });
 
     it('should minimize same-layer repetitions in wild layer pairs', () => {