import { describe, expect, it } from 'vitest'
import {
  currentItemIdFromLocation,
  currentPagePath,
  normalizeNavPath,
  pageIdFromPath,
  pluginNavItemToPageSelectorItem,
} from '../../components/AppTopBar.navigation'

describe('AppTopBar navigation helpers', () => {
  it('normalizes blank, relative, and trailing-slash paths', () => {
    expect(normalizeNavPath()).toBe('/')
    expect(normalizeNavPath('results')).toBe('/results')
    expect(normalizeNavPath('/results/')).toBe('/results')
    expect(normalizeNavPath(' /analysis/run/ ')).toBe('/analysis/run')
  })

  it('derives stable page ids from paths', () => {
    expect(pageIdFromPath('/', 'fallback')).toBe('dashboard')
    expect(pageIdFromPath('/analysis/run', 'fallback')).toBe('analysis-run')
    expect(pageIdFromPath('', 'fallback')).toBe('dashboard')
  })

  it('maps plugin nav items to page selector items with plugin fallbacks', () => {
    expect(
      pluginNavItemToPageSelectorItem(
        { label: 'Results', path: 'results' },
        1,
        { pluginIcon: 'flask' },
      ),
    ).toEqual({
      id: 'results',
      label: 'Results',
      to: '/results',
      icon: 'flask',
    })
  })

  it('prefers explicit nav item id and icon without exposing descriptions as hints', () => {
    expect(
      pluginNavItemToPageSelectorItem(
        {
          id: 'custom',
          label: 'Custom',
          path: '/custom',
          icon: 'sparkles',
          description: 'Custom page',
        },
        0,
        { pluginIcon: 'flask' },
      ),
    ).toMatchObject({
      id: 'custom',
      icon: 'sparkles',
    })
  })

  it('matches current route-relative page ids for integrated plugins', () => {
    const pages = [
      { id: 'overview', to: '/' },
      { id: 'results', to: '/results' },
    ]

    expect(currentPagePath('/plugins/assay', '/plugins/assay')).toBe('/')
    expect(currentPagePath('/plugins/assay/results', '/plugins/assay')).toBe('/results')
    expect(currentItemIdFromLocation(pages, '/plugins/assay/results', '/plugins/assay')).toBe('results')
  })
})