260710_0

B03_FileInput/B03_FileInput_State.ts

@@ -0,0 +1,90 @@
+export type B03AnalysisStatus = "pending" | "in_progress" | "completed" | "failed";
+
+export interface B03StoredFileState {
+  slot: string;
+  fileName: string;
+  fileSize: number;
+  status: "completed" | "failed";
+}
+
+export interface B03ProjectState {
+  projectId: string;
+  uploadedAt: number;
+  files: B03StoredFileState[];
+  analysisStatus: B03AnalysisStatus;
+  analysisProgress: number;
+  lastCheckedAt: number;
+}
+
+function key(projectId: string): string {
+  return `b03_project_state_${projectId}`;
+}
+
+export function loadB03ProjectState(projectId: string): B03ProjectState | null {
+  const raw = localStorage.getItem(key(projectId));
+  if (!raw) return null;
+  try {
+    return JSON.parse(raw) as B03ProjectState;
+  } catch {
+    localStorage.removeItem(key(projectId));
+    return null;
+  }
+}
+
+export function saveB03UploadedFile(
+  projectId: string,
+  file: { slot: string; fileName: string; fileSize: number },
+): B03ProjectState {
+  const current = loadB03ProjectState(projectId);
+  const nextFiles = (current?.files ?? []).filter((item) => item.slot !== file.slot);
+  nextFiles.push({ ...file, status: "completed" });
+  const next: B03ProjectState = {
+    projectId,
+    uploadedAt: current?.uploadedAt ?? Date.now(),
+    files: nextFiles,
+    analysisStatus: "pending",
+    analysisProgress: 0,
+    lastCheckedAt: Date.now(),
+  };
+  localStorage.setItem(key(projectId), JSON.stringify(next));
+  return next;
+}
+
+export function updateB03AnalysisState(
+  projectId: string,
+  status: B03AnalysisStatus,
+  progress: number,
+): B03ProjectState {
+  const current = loadB03ProjectState(projectId);
+  const next: B03ProjectState = {
+    projectId,
+    uploadedAt: current?.uploadedAt ?? Date.now(),
+    files: current?.files ?? [],
+    analysisStatus: status,
+    analysisProgress: progress,
+    lastCheckedAt: Date.now(),
+  };
+  localStorage.setItem(key(projectId), JSON.stringify(next));
+  return next;
+}
+
+export function restoreB03ProjectState(options: {
+  projectId: string;
+  label: string;
+  container: HTMLElement;
+  poll: (projectId: string) => Promise<boolean>;
+  onComplete: () => void;
+}): void {
+  const state = loadB03ProjectState(options.projectId);
+  if (!state) return;
+  options.container.replaceChildren();
+  const message = document.createElement("span");
+  message.textContent = `${options.label}: ${state.analysisProgress}%`;
+  options.container.append(message);
+  options.container.classList.add("is-visible");
+  if (state.analysisStatus === "in_progress" || state.analysisStatus === "pending") {
+    void options.poll(options.projectId).then((completed) => {
+      if (completed) options.onComplete();
+    });
+  }
+}