refactor: clean map gameplay architecture

src/data/gameplay/repairMissionState.ts

@@ -0,0 +1,69 @@
+import type {
+  MissionStep,
+  RepairMissionId,
+} from "@/types/gameplay/repairMission";
+
+const REPAIR_MISSION_IDS = ["ebike", "pylon", "farm"] as const;
+const REPAIR_MISSION_ID_VALUES: ReadonlySet<string> = new Set(
+  REPAIR_MISSION_IDS,
+);
+
+export const MISSION_STEPS = [
+  "locked",
+  "waiting",
+  "inspected",
+  "fragmented",
+  "scanning",
+  "repairing",
+  "reassembling",
+  "done",
+] as const satisfies readonly MissionStep[];
+const MISSION_STEP_VALUES: ReadonlySet<string> = new Set(MISSION_STEPS);
+
+export function isRepairMissionId(value: string): value is RepairMissionId {
+  return REPAIR_MISSION_ID_VALUES.has(value);
+}
+
+export function isMissionStep(value: string): value is MissionStep {
+  return MISSION_STEP_VALUES.has(value);
+}
+
+export function getNextMissionStep(step: MissionStep): MissionStep {
+  switch (step) {
+    case "locked":
+      return "waiting";
+    case "waiting":
+      return "inspected";
+    case "inspected":
+      return "fragmented";
+    case "fragmented":
+      return "scanning";
+    case "scanning":
+      return "repairing";
+    case "repairing":
+      return "reassembling";
+    case "reassembling":
+    case "done":
+      return "done";
+  }
+}
+
+export function getPreviousMissionStep(step: MissionStep): MissionStep {
+  switch (step) {
+    case "locked":
+    case "waiting":
+      return "locked";
+    case "inspected":
+      return "waiting";
+    case "fragmented":
+      return "inspected";
+    case "scanning":
+      return "fragmented";
+    case "repairing":
+      return "scanning";
+    case "reassembling":
+      return "repairing";
+    case "done":
+      return "reassembling";
+  }
+}