/**
 * docs-* registry inclusion — a scoped `--modules` run must NEVER drop a
 * `docs-<kebab>Registry.ts` emitted by /documentation (scaffold-doc).
 *
 * ba-develop re-runs the aggregator with `--modules <business modules>`; before
 * this guard that run silently removed the doc registries' imports from
 * componentRegistry.generated.ts → the doc pages lost their route + i18n
 * namespace with zero signal.
 */
import { describe, it, expect, beforeEach, afterEach } from 'vitest'
import fs from 'node:fs'
import os from 'node:os'
import path from 'node:path'
import { generate } from '../generate.js'

let web: string

beforeEach(() => {
  web = fs.mkdtempSync(path.join(os.tmpdir(), 'agg-docs-'))
})

afterEach(() => {
  fs.rmSync(web, { recursive: true, force: true })
})

function write(rel: string, content: string): void {
  const abs = path.join(web, rel)
  fs.mkdirSync(path.dirname(abs), { recursive: true })
  fs.writeFileSync(abs, content)
}

function registry(key: string, importPath: string, ident: string): string {
  return `import { PageRegistry, lazyWithRetry } from '@atlashub/smartstack';\nconst ${ident} = lazyWithRetry(() => import('${importPath}'));\nPageRegistry.register('${key}', ${ident});\n`
}

beforeEach(() => {
  // A business module registry + a doc registry, both with resolvable pages.
  write('src/extensions/crmRegistry.ts', registry('app.crm.clients', '@/pages/crm/ClientsListPage', 'ClientsListPage'))
  write('src/pages/crm/ClientsListPage.tsx', 'export default () => null\n')
  write(
    'src/extensions/docs-gaf-affairesRegistry.ts',
    registry('docs.gaf.affaires', '@/pages/docs/business/gaf/affaires', 'GafAffairesDocPage'),
  )
  write('src/pages/docs/business/gaf/affaires/index.tsx', 'export default () => null\n')
})

describe('aggregate-component-registry — docs-* inclusion', () => {
  it('a --modules run scoped to business modules still includes docs-* registries', () => {
    const res = generate({ projectPath: web, modules: ['crm'], exclude: [] })
    expect(res.errors).toEqual([])
    const content = res.files.find((f) => f.path.endsWith('componentRegistry.generated.ts'))?.content
    expect(content).toContain(`import './crmRegistry';`)
    expect(content).toContain(`import './docs-gaf-affairesRegistry';`)
    expect(res.warnings.join('\n')).toContain('always aggregated')
  })

  it('docs-* files are never reported as orphans; real orphans still are', () => {
    write('src/extensions/legacyRegistry.ts', registry('app.legacy.x', '@/pages/crm/ClientsListPage', 'LegacyPage'))
    const res = generate({ projectPath: web, modules: ['crm'], exclude: [] })
    const warnings = res.warnings.join('\n')
    expect(warnings).toContain('legacyRegistry.ts')
    expect(warnings).toContain('likely orphan')
    expect(warnings).not.toMatch(/docs-gaf-affairesRegistry\.ts.*likely orphan/)
  })

  it('an unscoped run keeps aggregating everything (unchanged)', () => {
    const res = generate({ projectPath: web, exclude: [] })
    const content = res.files.find((f) => f.path.endsWith('componentRegistry.generated.ts'))?.content
    expect(content).toContain(`import './crmRegistry';`)
    expect(content).toContain(`import './docs-gaf-affairesRegistry';`)
  })
})