import { readFileSync, existsSync } from "node:fs";

const requiredFiles = [
  "src/features/history/pages/ProjectHistory.tsx",
  "src/app/routes.tsx",
  "src/shared/lib/navigation.tsx",
  "src/shared/contexts/ProjectContext.tsx",
  "src/shared/components/ProjectFlowRail.tsx",
  "src/features/projects/pages/Workspace.tsx",
];

const fail = (message) => {
  console.error(`ProjectBrain history center readiness: FAIL - ${message}`);
  process.exit(1);
};

for (const file of requiredFiles) {
  if (!existsSync(file)) fail(`missing ${file}`);
}

const read = (file) => readFileSync(file, "utf8");
const page = read("src/features/history/pages/ProjectHistory.tsx");
const routes = read("src/app/routes.tsx");
const nav = read("src/shared/lib/navigation.tsx");
const context = read("src/shared/contexts/ProjectContext.tsx");
const historyCommands = read("src/shared/lib/projectHistoryCommands.ts");
const rail = read("src/shared/components/ProjectFlowRail.tsx");
const workspace = read("src/features/projects/pages/Workspace.tsx");
const routeRegistry = read("src/shared/lib/routeRegistry.ts");
const pkg = read("package.json");

if (!routes.includes('/projects/:projectId/history')) fail("history route is not registered");
if (!routes.includes('ProjectHistory')) fail("ProjectHistory page is not imported in routes");
if (!nav.includes('getPrimaryPathNavigationItems') || !nav.includes('projectRoutePath(projectId, key)')) fail("Project activity/history is missing from primary navigation");
if (!routeRegistry.includes('key: "activity"') || !routeRegistry.includes('segment: "history"')) fail("Project activity/history is missing from the canonical route registry");
if (!nav.includes('/history')) fail("history navigation path is missing");
if (!context.includes('deleteProjectHistoryEntry')) fail("context lacks history entry removal action");
if (!historyCommands.includes('hiddenHistoryEntryIds')) fail("project hidden history ids are not persisted");
if (!page.includes('downloadText')) fail("history page lacks download support");
if (!page.includes('navigator.clipboard')) fail("history page lacks copy/export support");
if (!page.includes('Uit geschiedenis verwijderen')) fail("history page lacks remove action");
if (!page.includes('getSnapshotsForProject') || !page.includes('getBuildsForProject')) fail("history page does not include snapshots and builds");
if (!page.includes('project.sourceLibrary') || !page.includes('project.mediaAssets')) fail("history page does not include source/media history");
if (!page.includes('project.starterReviewItems') || !page.includes('project.brainstorms')) fail("history page does not include review/brainstorm history");
if (!rail.includes('id: "history"')) fail("project flow rail lacks history step");
if (!nav.includes('/history')) fail("workspace navigation lacks history access");
if (!pkg.includes('audit:history-center')) fail("package scripts lack audit:history-center");
if (!pkg.includes('audit:source-library') || !pkg.includes('audit:guided-start')) fail("audit chain lost previous ProjectBrain gates");

console.log("ProjectBrain history center readiness: PASS");