Apply ruled Grumman return and Cunning placement

game/grumman-collection-options.ts

@@ -19,39 +19,47 @@ export function grummanCollectionChoice(
   g: GameView,
   token: string,
   territory: string,
+  mode: 'add' | 'remove' = 'add',
+  useNexus = false,
 ): { blocked: string | null; action: Action | null } {
   const offer = g.grummanCollection;
   let blocked: string | null = null;
   if (!grummanCollectionCanAct(g))
     blocked = 'Wait for the current choice to finish.';
-  else if (offer!.blocked) blocked = offer!.blocked;
-  else if (!offer!.tokens.some((candidate) => candidate.id === token))
-    blocked = 'Choose a currently available Terror token.';
-  else if (!offer!.destinations.some((candidate) => candidate.id === territory))
-    blocked = 'Choose a current destination stronghold.';
+  else if (mode === 'remove') {
+    if (useNexus || territory) blocked = 'Returning a token does not use Cunning or select a destination.';
+    else if (offer!.removeBlocked) blocked = offer!.removeBlocked;
+    else if (!offer!.removable.some(candidate => candidate.id === token))
+      blocked = 'Choose one of your currently placed Terror tokens.';
+  } else {
+    if (useNexus && !offer!.cunning) blocked = 'You do not have a current Moritani Cunning addition.';
+    else if (useNexus ? offer!.cunning!.blocked : offer!.blocked)
+      blocked = useNexus ? offer!.cunning!.blocked : offer!.blocked;
+    else if (!offer!.tokens.some(candidate => candidate.id === token))
+      blocked = 'Choose a currently available Terror token.';
+    else if (!(useNexus ? offer!.cunning!.destinations : offer!.destinations).some(candidate => candidate.id === territory))
+      blocked = 'Choose a current permitted addition destination.';
+  }
   return {
     blocked,
-    action: blocked
-      ? null
-      : {
-          type: 'decision',
-          event: offer!.event,
-          mode: 'add',
-          token,
-          territory,
-        },
+    action: blocked ? null : mode === 'remove'
+      ? { type: 'decision', event: offer!.event, mode, token }
+      : { type: 'decision', event: offer!.event, mode, token, territory,
+          ...(useNexus ? { nexus: offer!.cunning!.event } : {}) },
   };
 }
 
 export function grummanCollectionActions(g: GameView): Action[] {
   if (!grummanCollectionCanAct(g)) return [];
   const offer = g.grummanCollection!;
-  const choice = grummanCollectionChoice(
-    g,
-    offer.tokens[0]?.id ?? '',
-    offer.destinations[0]?.id ?? '',
-  );
-  return [
-    choice.action ?? { type: 'decision', event: offer.event, decline: true },
-  ];
+  if (offer.cunning && !offer.cunning.blocked) {
+    const choice = grummanCollectionChoice(g, offer.tokens[0]?.id ?? '',
+      offer.cunning.destinations[0]?.id ?? '', 'add', true);
+    if (choice.action) return [choice.action];
+  }
+  const addition = grummanCollectionChoice(g, offer.tokens[0]?.id ?? '',
+    offer.destinations[0]?.id ?? '');
+  if (addition.action) return [addition.action];
+  const removal = grummanCollectionChoice(g, offer.removable[0]?.id ?? '', '', 'remove');
+  return [removal.action ?? { type: 'decision', event: offer.event, decline: true }];
 }