#!/usr/bin/env node
import fs from "node:fs";
import path from "node:path";

const root = process.cwd();
const read = (file) => fs.readFileSync(path.join(root, file), "utf8");
const exists = (file) => fs.existsSync(path.join(root, file));
const failures = [];
const requireFile = (file, reason) => {
  if (!exists(file)) failures.push(`${file}: ${reason}`);
};
const requireIncludes = (file, needle, reason) => {
  if (!exists(file) || !read(file).includes(needle)) failures.push(`${file}: ${reason}`);
};
const requireExcludes = (file, needle, reason) => {
  if (exists(file) && read(file).includes(needle)) failures.push(`${file}: ${reason}`);
};
const requireBefore = (file, firstNeedle, secondNeedle, reason) => {
  if (!exists(file)) {
    failures.push(`${file}: ${reason}`);
    return;
  }
  const content = read(file);
  const firstIndex = content.indexOf(firstNeedle);
  const secondIndex = content.indexOf(secondNeedle);
  if (firstIndex < 0 || secondIndex < 0 || firstIndex > secondIndex) failures.push(`${file}: ${reason}`);
};

requireFile("src/features/start/pages/GuidedStart.tsx", "Guided Start page must exist.");
requireFile("src/shared/lib/guidedStart.ts", "Guided Start deterministic idea helper must exist.");
requireFile("src/shared/lib/projectStartFlow.ts", "Unified project start flow helper must exist.");
requireIncludes("src/app/routes.tsx", 'path="/start"', "Guided Start route must be registered.");
requireIncludes("src/app/routes.tsx", 'path="/projects/new"', "Project setup compatibility route must stay registered.");
requireIncludes("src/app/routes.tsx", '<GuidedStart />', "Root route should land on Guided Start.");
requireIncludes("src/app/routes.tsx", "ProjectSetupFlow", "Project setup compatibility route should use the shared setup component.");
requireIncludes("src/shared/lib/navigation.tsx", 'label: "Nieuw project"', "Navigation should expose the unified Start flow.");
requireBefore("src/shared/lib/navigation.tsx", 'label: "Projecten"', 'label: "Nieuw project"', "Navigation should list Projects before Start for returning users.");
requireIncludes("src/features/projects/pages/FirstRunProjectWizard.tsx", 'searchParams.get("projectType")', "Wizard should accept guided-start projectType prefill.");
requireIncludes("src/features/projects/pages/FirstRunProjectWizard.tsx", 'searchParams.get("firstSlice")', "Wizard should accept first-slice prefill.");
requireIncludes("src/features/projects/pages/FirstRunProjectWizard.tsx", "Project maken", "Project setup page should identify itself as part of the unified start flow.");
requireIncludes("src/features/projects/pages/FirstRunProjectWizard.tsx", "recommendation.recommendedSkills.length", "Project setup should derive execution profiles automatically.");
requireIncludes("src/shared/lib/guidedStart.ts", ".replace(/[-_/]+/g", "Guided Start should split hyphenated/slashed terms such as self-hosted and repo-builder.");
requireIncludes("src/features/start/pages/GuidedStart.tsx", 'navigate(`/projects/new?', "All new project paths should use the shared setup route.");
requireIncludes("src/features/start/pages/GuidedStart.tsx", "projectEntryPath(continuationProject.id)", "Existing project continuation should use the canonical project entry route.");
requireIncludes("src/app/routes.tsx", "resolveProjectResume", "Canonical project entry should resolve to the live overview or next required project step.");
requireIncludes("src/shared/lib/projectWizard.ts", "recommendSkillIdsForProjectProfile", "Project creation should use the Codex skill catalog for recommendations.");
requireIncludes("src/shared/lib/model.ts", "recommendedSkills?: string[]", "First-run state should persist recommended Codex skills.");
requireIncludes("src/features/projects/components/FirstRunLaunchpad.tsx", "firstImplementationTaskReady", "The guided launchpad should show status-aware first execution guidance.");
requireIncludes("src/features/projects/components/FirstRunLaunchpad.tsx", "Eerste implementatietaak maken", "Launchpad should create the first implementation task.");
requireIncludes("src/features/projects/components/FirstRunLaunchpad.tsx", "Eerste taak beoordelen", "Launchpad should become status-aware after the first task exists.");
requireIncludes("src/features/projects/components/FirstRunLaunchpad.tsx", "firstImplementationTaskReady", "The launchpad should derive first-task status from project review data.");
requireIncludes("src/shared/lib/projectFirstRunGenerationCommands.ts", "first-implementation-task-${projectId}", "First implementation task id should be stable per project.");
requireIncludes("src/shared/contexts/ProjectContext.tsx", "decideStarterReviewItem", "Starter review decisions should persist back to project data.");
requireIncludes("src/features/operations/pages/ReviewQueue.tsx", "item.attribution?.approvalState", "Review Queue should derive starter review status from project approval state.");
requireIncludes("src/features/operations/pages/ReviewQueue.tsx", "decideStarterReviewItem", "Review Queue should persist starter item actions to ProjectContext.");
requireIncludes("src/features/operations/pages/ReviewQueue.tsx", "Bij acceptatie kan dit:", "Review Queue should show an impact preview before accepting an item.");
requireIncludes("src/features/projects/pages/Projects.tsx", "Projectcatalogus", "Projects page should present existing projects as the primary returning-user catalog.");
requireIncludes("src/features/projects/pages/Projects.tsx", "Ga verder waar je stopte", "Projects page should surface the current project continuation path.");
requireIncludes("src/features/projects/pages/Projects.tsx", "Nieuw project", "Projects page should send new projects to the unified Start flow.");
requireIncludes("src/features/projects/pages/Projects.tsx", "sortedProjects", "Projects page should sort project memories by current relevance.");
requireIncludes("src/features/projects/pages/Projects.tsx", "getProjectOperatingStep", "Projects page should use shared next-action logic.");
requireIncludes("src/shared/lib/projectStartFlow.ts", "source-material", "Start flow must support source material.");
requireIncludes("src/shared/lib/projectStartFlow.ts", "existing-repo", "Start flow must support existing repositories.");
requireIncludes("src/shared/lib/projectStartFlow.ts", "direct-project", "Start flow must support direct project creation.");
requireIncludes("src/shared/lib/projectStartFlow.ts", "newProjectStartFlowEntries", "New-project entries should be separated from existing-project continuation.");
requireIncludes("src/shared/lib/projectStartFlow.ts", "Vaardigheden", "Start flow must include the Skills step.");
requireIncludes("src/shared/lib/projectStartFlow.ts", "import-repository-state", "Existing repository projects should next-action into repository intake.");
requireIncludes("src/shared/lib/projectStartFlow.ts", "Momentopname van repository maken", "Existing repository projects should progress from intake to repo state snapshot.");
requireIncludes("src/shared/lib/projectWizard.ts", "Import repository state in Repo Builder", "Project setup should mention repository intake when an existing repo is provided.");
requireIncludes("src/features/projects/pages/Workspace.tsx", "resolveProjectWorkState", "Workspace should derive continuation from canonical delivery and Auto state.");
requireIncludes("src/features/projects/pages/Workspace.tsx", "onClick={() => navigate(workState.primaryRoute)}", "Workspace should route its primary continuation through the shared operating step.");
requireIncludes("src/components/layout/Sidebar.tsx", "staticProjectStep", "Sidebar should prioritize explicit attention and defer live status to overview.");
requireIncludes("src/app/routes.tsx", "/projects/:projectId/skills", "Unified project flow should include Skill Library route.");
requireIncludes("src/shared/components/ProjectFlowRail.tsx", 'id: "skills"', "Unified project flow rail should include Codex Skills.");
requireExcludes("src/features/projects/pages/Projects.tsx", "New Project Wizard", "Projects page should not keep the old competing wizard CTA.");
requireExcludes("src/features/projects/pages/Projects.tsx", "Open Wizard", "Projects page should not keep a separate wizard CTA.");
requireExcludes("src/features/start/pages/GuidedStart.tsx", "Skip to wizard", "Guided Start should not present a separate wizard escape hatch.");
requireExcludes("src/features/brainstorm/pages/BrainstormLab.tsx", "Open wizard", "Brainstorm project conversion should open project setup, not a separate wizard concept.");
requireExcludes("src/features/brainstorm/pages/BrainstormLab.tsx", "first-run wizard", "Brainstorm copy should use unified Start/project setup language.");
requireIncludes("src/features/brainstorm/pages/BrainstormLab.tsx", "Open Review Queue", "Brainstorm review action should state that it opens Review Queue.");
requireExcludes("src/features/projects/components/FirstRunLaunchpad.tsx", "The wizard created", "Launchpad should describe project setup output instead of a separate wizard.");
requireExcludes("src/features/projects/pages/FirstRunProjectWizard.tsx", "The wizard will", "Project setup page should not reintroduce old wizard language.");

if (failures.length) {
  console.error("ProjectBrain guided start readiness: FAIL");
  failures.forEach((failure) => console.error(`- ${failure}`));
  process.exit(1);
}

console.log("ProjectBrain guided start readiness: PASS");