Builder Creeps and Extension Blueprints

src/Actions/buildConstructionSite.ts

@@ -0,0 +1,23 @@
+import { createAction, Fail, InProgress, Success } from "./Action";
+import { moveTo } from "./moveTo";
+
+export const buildConstructionSite = () => createAction('buildConstructionSite', (creep: Creep) => {
+    const cs = creep.pos.findClosestByRange(FIND_CONSTRUCTION_SITES);
+    if (!cs) {
+        return Fail;
+    }
+    switch (creep.build(cs)) {
+        case OK: {
+            return InProgress;
+        }
+        case ERR_NOT_ENOUGH_RESOURCES: {
+            return Success;
+        }
+        case ERR_NOT_IN_RANGE: {
+            return moveTo(cs);
+        }
+        default: {
+            return Fail;
+        }
+    }
+})