import { describe, it, expect, beforeEach, afterEach } from 'vitest'
import { getDb, setDbPathForTest } from '../../server/utils/db.js'
import {
  getDeviceById,
  getAllDevices,
  createDevice,
  updateDevice,
  getUserById,
  getUserByIdentifier,
  createUser,
  updateUser,
  getPoiById,
  getAllPois,
  createPoi,
  updatePoi,
  getSessionById,
  createDbSession,
  deleteSession,
} from '../../server/utils/queries.js'

describe('queries', () => {
  let db

  beforeEach(async () => {
    setDbPathForTest(':memory:')
    db = await getDb()
  })

  afterEach(() => {
    setDbPathForTest(null)
  })

  describe('device queries', () => {
    it('getDeviceById returns null for non-existent device', async () => {
      const device = await getDeviceById(db, 'non-existent')
      expect(device).toBeNull()
    })

    it('createDevice and getDeviceById work together', async () => {
      const deviceData = {
        name: 'Test Device',
        device_type: 'traffic',
        vendor: 'Test Vendor',
        lat: 40.7128,
        lng: -74.0060,
        stream_url: 'https://example.com/stream',
        source_type: 'mjpeg',
        config: null,
      }
      const created = await createDevice(db, deviceData)
      expect(created).toBeDefined()
      expect(created.name).toBe('Test Device')

      const retrieved = await getDeviceById(db, created.id)
      expect(retrieved).toBeDefined()
      expect(retrieved.name).toBe('Test Device')
    })

    it('createDevice handles vendor null', async () => {
      const deviceData = {
        name: 'Test',
        device_type: 'feed',
        vendor: null,
        lat: 40.7128,
        lng: -74.0060,
        stream_url: '',
        source_type: 'mjpeg',
        config: null,
      }
      const created = await createDevice(db, deviceData)
      expect(created.vendor).toBeNull()
    })

    it('createDevice handles all optional fields', async () => {
      const deviceData = {
        name: 'Full Device',
        device_type: 'traffic',
        vendor: 'Vendor Name',
        lat: 40.7128,
        lng: -74.0060,
        stream_url: 'https://example.com/stream',
        source_type: 'hls',
        config: '{"key":"value"}',
      }
      const created = await createDevice(db, deviceData)
      expect(created.name).toBe('Full Device')
      expect(created.vendor).toBe('Vendor Name')
      expect(created.stream_url).toBe('https://example.com/stream')
      expect(created.source_type).toBe('hls')
      expect(created.config).toBe('{"key":"value"}')
    })

    it('getAllDevices returns all devices', async () => {
      await createDevice(db, {
        name: 'Device 1',
        device_type: 'feed',
        lat: 40.7128,
        lng: -74.0060,
        stream_url: '',
        source_type: 'mjpeg',
        config: null,
      })
      await createDevice(db, {
        name: 'Device 2',
        device_type: 'traffic',
        lat: 41.7128,
        lng: -75.0060,
        stream_url: '',
        source_type: 'hls',
        config: null,
      })

      const devices = await getAllDevices(db)
      expect(devices).toHaveLength(2)
    })

    it('updateDevice updates device fields', async () => {
      const created = await createDevice(db, {
        name: 'Original',
        device_type: 'feed',
        lat: 40.7128,
        lng: -74.0060,
        stream_url: '',
        source_type: 'mjpeg',
        config: null,
      })

      const updated = await updateDevice(db, created.id, {
        name: 'Updated',
        lat: 41.7128,
      })

      expect(updated.name).toBe('Updated')
      expect(updated.lat).toBe(41.7128)
    })

    it('updateDevice returns existing device when no updates', async () => {
      const created = await createDevice(db, {
        name: 'Test',
        device_type: 'feed',
        lat: 40.7128,
        lng: -74.0060,
        stream_url: '',
        source_type: 'mjpeg',
        config: null,
      })

      const result = await updateDevice(db, created.id, {})
      expect(result.id).toBe(created.id)
    })
  })

  describe('user queries', () => {
    it('getUserById returns null for non-existent user', async () => {
      const user = await getUserById(db, 'non-existent')
      expect(user).toBeNull()
    })

    it('createUser and getUserById work together', async () => {
      const userData = {
        identifier: 'testuser',
        password_hash: 'hash123',
        role: 'admin',
        created_at: new Date().toISOString(),
        auth_provider: 'local',
      }
      const created = await createUser(db, userData)
      expect(created).toBeDefined()
      expect(created.identifier).toBe('testuser')

      const retrieved = await getUserById(db, created.id)
      expect(retrieved).toBeDefined()
      expect(retrieved.identifier).toBe('testuser')
    })

    it('createUser defaults auth_provider to local', async () => {
      const userData = {
        identifier: 'testuser2',
        password_hash: 'hash',
        role: 'member',
        created_at: new Date().toISOString(),
      }
      const created = await createUser(db, userData)
      expect(created.auth_provider).toBe('local')
    })

    it('createUser handles oidc fields', async () => {
      const userData = {
        identifier: 'oidcuser',
        password_hash: null,
        role: 'member',
        created_at: new Date().toISOString(),
        auth_provider: 'oidc',
        oidc_issuer: 'https://example.com',
        oidc_sub: 'sub123',
      }
      const created = await createUser(db, userData)
      expect(created.auth_provider).toBe('oidc')
    })

    it('getUserByIdentifier finds user by identifier', async () => {
      await createUser(db, {
        identifier: 'findme',
        password_hash: 'hash',
        role: 'member',
        created_at: new Date().toISOString(),
        auth_provider: 'local',
      })

      const user = await getUserByIdentifier(db, 'findme')
      expect(user).toBeDefined()
      expect(user.identifier).toBe('findme')
    })

    it('updateUser updates user fields', async () => {
      const created = await createUser(db, {
        identifier: 'original',
        password_hash: 'hash',
        role: 'member',
        created_at: new Date().toISOString(),
        auth_provider: 'local',
      })

      const updated = await updateUser(db, created.id, {
        role: 'admin',
      })

      expect(updated.role).toBe('admin')
    })

    it('updateUser returns existing user when no updates', async () => {
      const created = await createUser(db, {
        identifier: 'test',
        password_hash: 'hash',
        role: 'member',
        created_at: new Date().toISOString(),
        auth_provider: 'local',
      })

      const result = await updateUser(db, created.id, {})
      expect(result.id).toBe(created.id)
    })
  })

  describe('POI queries', () => {
    it('getPoiById returns null for non-existent POI', async () => {
      const poi = await getPoiById(db, 'non-existent')
      expect(poi).toBeNull()
    })

    it('createPoi and getPoiById work together', async () => {
      const poiData = {
        lat: 40.7128,
        lng: -74.0060,
        label: 'Test POI',
        icon_type: 'flag',
      }
      const created = await createPoi(db, poiData)
      expect(created).toBeDefined()
      expect(created.label).toBe('Test POI')

      const retrieved = await getPoiById(db, created.id)
      expect(retrieved).toBeDefined()
      expect(retrieved.label).toBe('Test POI')
    })

    it('createPoi defaults label and icon_type', async () => {
      const poiData = {
        lat: 40.7128,
        lng: -74.0060,
      }
      const created = await createPoi(db, poiData)
      expect(created.label).toBe('')
      expect(created.icon_type).toBe('pin')
    })

    it('getAllPois returns all POIs', async () => {
      await createPoi(db, { lat: 40.7128, lng: -74.0060, label: 'POI 1' })
      await createPoi(db, { lat: 41.7128, lng: -75.0060, label: 'POI 2' })

      const pois = await getAllPois(db)
      expect(pois).toHaveLength(2)
    })

    it('updatePoi updates POI fields', async () => {
      const created = await createPoi(db, {
        lat: 40.7128,
        lng: -74.0060,
        label: 'Original',
      })

      const updated = await updatePoi(db, created.id, {
        label: 'Updated',
        lat: 41.7128,
      })

      expect(updated.label).toBe('Updated')
      expect(updated.lat).toBe(41.7128)
    })

    it('updatePoi returns existing POI when no updates', async () => {
      const created = await createPoi(db, {
        lat: 40.7128,
        lng: -74.0060,
        label: 'Test',
      })

      const result = await updatePoi(db, created.id, {})
      expect(result.id).toBe(created.id)
    })
  })

  describe('session queries', () => {
    it('getSessionById returns null for non-existent session', async () => {
      const session = await getSessionById(db, 'non-existent')
      expect(session).toBeNull()
    })

    it('createDbSession and getSessionById work together', async () => {
      const sessionData = {
        id: 'session-1',
        user_id: 'user-1',
        created_at: new Date().toISOString(),
        expires_at: new Date(Date.now() + 86400000).toISOString(),
      }
      await createDbSession(db, sessionData)

      const retrieved = await getSessionById(db, 'session-1')
      expect(retrieved).toBeDefined()
      expect(retrieved.user_id).toBe('user-1')
    })

    it('deleteSession removes session', async () => {
      await createDbSession(db, {
        id: 'session-1',
        user_id: 'user-1',
        created_at: new Date().toISOString(),
        expires_at: new Date(Date.now() + 86400000).toISOString(),
      })

      await deleteSession(db, 'session-1')

      const retrieved = await getSessionById(db, 'session-1')
      expect(retrieved).toBeNull()
    })
  })
})