import { describe, it, expect } from 'vitest'
import { readFileSync } from 'node:fs'
import { resolve } from 'node:path'

const updatesDir = resolve(import.meta.dirname, '../../../server/api/updates')

describe('Updates API auth guards', () => {
  describe('index.post.js (create)', () => {
    const source = readFileSync(resolve(updatesDir, 'index.post.js'), 'utf-8')

    it('requires auth via requireAuth(event)', () => {
      expect(source).toContain('requireAuth(event)')
    })

    it('does not wrap requireAuth in a try/catch (auth is mandatory)', () => {
      // The public GET routes wrap requireAuth in try/catch to make it optional.
      // The create route must NOT do that — auth failure should halt the request.
      const lines = source.split('\n')
      const authLine = lines.findIndex(l => l.includes('requireAuth(event)'))
      expect(authLine).toBeGreaterThan(-1)
      // Check the line before requireAuth is not a try {
      const preceding = lines.slice(Math.max(0, authLine - 2), authLine).join(' ')
      expect(preceding).not.toMatch(/try\s*\{/)
    })
  })

  describe('[id].patch.js (edit)', () => {
    const source = readFileSync(resolve(updatesDir, '[id].patch.js'), 'utf-8')

    it('requires auth via requireAuth(event)', () => {
      expect(source).toContain('requireAuth(event)')
    })

    it('does not wrap requireAuth in a try/catch (auth is mandatory)', () => {
      const lines = source.split('\n')
      const authLine = lines.findIndex(l => l.includes('requireAuth(event)'))
      expect(authLine).toBeGreaterThan(-1)
      const preceding = lines.slice(Math.max(0, authLine - 2), authLine).join(' ')
      expect(preceding).not.toMatch(/try\s*\{/)
    })

    it('verifies ownership by comparing update.author with authenticated member ID', () => {
      expect(source).toContain('update.author.toString() !== memberId')
    })

    it('throws 403 when user is not the author', () => {
      expect(source).toContain('statusCode: 403')
    })
  })

  describe('[id].delete.js (delete)', () => {
    const source = readFileSync(resolve(updatesDir, '[id].delete.js'), 'utf-8')

    it('requires auth via requireAuth(event)', () => {
      expect(source).toContain('requireAuth(event)')
    })

    it('does not wrap requireAuth in a try/catch (auth is mandatory)', () => {
      const lines = source.split('\n')
      const authLine = lines.findIndex(l => l.includes('requireAuth(event)'))
      expect(authLine).toBeGreaterThan(-1)
      const preceding = lines.slice(Math.max(0, authLine - 2), authLine).join(' ')
      expect(preceding).not.toMatch(/try\s*\{/)
    })

    it('verifies ownership by comparing update.author with authenticated member ID', () => {
      expect(source).toContain('update.author.toString() !== memberId')
    })

    it('throws 403 when user is not the author', () => {
      expect(source).toContain('statusCode: 403')
    })
  })

  describe('index.get.js (list — public)', () => {
    const source = readFileSync(resolve(updatesDir, 'index.get.js'), 'utf-8')

    it('does NOT enforce requireAuth (public access allowed)', () => {
      // The route uses requireAuth inside a try/catch so unauthenticated
      // users can still access it — auth failure is caught and ignored.
      const lines = source.split('\n')
      const authLine = lines.findIndex(l => l.includes('requireAuth(event)'))
      // If requireAuth is present, it must be wrapped in try/catch
      if (authLine > -1) {
        const preceding = lines.slice(Math.max(0, authLine - 2), authLine).join(' ')
        expect(preceding).toMatch(/try\s*\{/)
      }
      // Either way, the route must not throw on unauthenticated access
    })

    it('does not call requireAdmin', () => {
      expect(source).not.toContain('requireAdmin')
    })
  })

  describe('[id].get.js (get — public)', () => {
    const source = readFileSync(resolve(updatesDir, '[id].get.js'), 'utf-8')

    it('does NOT enforce requireAuth (public access allowed)', () => {
      const lines = source.split('\n')
      const authLine = lines.findIndex(l => l.includes('requireAuth(event)'))
      if (authLine > -1) {
        const preceding = lines.slice(Math.max(0, authLine - 2), authLine).join(' ')
        expect(preceding).toMatch(/try\s*\{/)
      }
    })

    it('does not call requireAdmin', () => {
      expect(source).not.toContain('requireAdmin')
    })
  })
})