import { afterEach, describe, expect, it } from 'vitest'
import { resolveBrowserAppUrl, resolveServerAppUrl } from './appUrls'

function installWindow(hostname: string, protocol = 'https:') {
  Object.defineProperty(globalThis, 'window', {
    configurable: true,
    value: { location: { hostname, protocol } },
  })
}

afterEach(() => {
  Reflect.deleteProperty(globalThis, 'window')
})

describe('carplace app URL resolution', () => {
  it('leaves server-side browser fallback unchanged when window is unavailable', () => {
    expect(resolveBrowserAppUrl('http://localhost:3000')).toBe('http://localhost:3000')
  })

  it('preserves localhost fallbacks but removes trailing slash', () => {
    installWindow('localhost')
    expect(resolveBrowserAppUrl('http://localhost:3000/')).toBe('http://localhost:3000')
  })

  it('rewrites production browser fallbacks to the active host and protocol', () => {
    installWindow('www.rentaldrivego.ma', 'https:')
    expect(resolveBrowserAppUrl('http://localhost:3000')).toBe('https://www.rentaldrivego.ma')
  })

  it('keeps path prefixes while rewriting the browser origin', () => {
    installWindow('rental.example.com', 'https:')
    expect(resolveBrowserAppUrl('http://localhost:3000/carplace')).toBe('https://rental.example.com/carplace')
  })

  it('resolves server URLs from forwarded host/proto and handles invalid fallbacks safely', () => {
    expect(resolveServerAppUrl('http://localhost:3000', 'market.example.com', 'https')).toBe('https://market.example.com:3000')
    expect(resolveServerAppUrl('http://localhost:3000', null)).toBe('http://localhost:3000')
    expect(resolveServerAppUrl('/relative', 'market.example.com')).toBe('/relative')
  })
})