/* istanbul ignore file */
const expect = require('chai').expect

const {
  createBareToken,
  createAppTokenFactory,
  validateTokenFactory
} = require(`@/modules/core/services/tokens`)
const { beforeEachContext } = require(`@/test/hooks`)

const { Scopes } = require('@/modules/core/helpers/mainConstants')
const knex = require('@/db/knex')
const cryptoRandomString = require('crypto-random-string')
const {
  getAppFactory,
  updateDefaultAppFactory,
  getAllPublicAppsFactory,
  createAppFactory,
  updateAppFactory,
  deleteAppFactory,
  revokeExistingAppCredentialsForUserFactory,
  createAuthorizationCodeFactory,
  getAuthorizationCodeFactory,
  deleteAuthorizationCodeFactory,
  createRefreshTokenFactory,
  getRefreshTokenFactory,
  revokeRefreshTokenFactory,
  getTokenAppInfoFactory
} = require('@/modules/auth/repositories/apps')
const {
  createAppTokenFromAccessCodeFactory,
  refreshAppTokenFactory
} = require('@/modules/auth/services/serverApps')
const {
  findEmailFactory,
  createUserEmailFactory,
  ensureNoPrimaryEmailForUserFactory
} = require('@/modules/core/repositories/userEmails')
const {
  requestNewEmailVerificationFactory
} = require('@/modules/emails/services/verification/request')
const {
  getUserFactory,
  storeUserFactory,
  countAdminUsersFactory,
  storeUserAclFactory,
  getUserRoleFactory
} = require('@/modules/core/repositories/users')
const {
  deleteOldAndInsertNewVerificationFactory
} = require('@/modules/emails/repositories')
const { renderEmail } = require('@/modules/emails/services/emailRendering')
const { sendEmail } = require('@/modules/emails/services/sending')
const { createUserFactory } = require('@/modules/core/services/users/management')
const {
  validateAndCreateUserEmailFactory
} = require('@/modules/core/services/userEmails')
const {
  finalizeInvitedServerRegistrationFactory
} = require('@/modules/serverinvites/services/processing')
const {
  deleteServerOnlyInvitesFactory,
  updateAllInviteTargetsFactory
} = require('@/modules/serverinvites/repositories/serverInvites')
const { UsersEmitter } = require('@/modules/core/events/usersEmitter')
const {
  storeApiTokenFactory,
  storeTokenScopesFactory,
  storeTokenResourceAccessDefinitionsFactory,
  storeUserServerAppTokenFactory,
  revokeUserTokenByIdFactory,
  getApiTokenByIdFactory,
  getTokenScopesByIdFactory,
  getTokenResourceAccessDefinitionsByIdFactory,
  updateApiTokenFactory
} = require('@/modules/core/repositories/tokens')
const { getServerInfoFactory } = require('@/modules/core/repositories/server')

const db = knex
const getApp = getAppFactory({ db: knex })
const updateDefaultApp = updateDefaultAppFactory({ db: knex })
const getAllPublicApps = getAllPublicAppsFactory({ db: knex })
const createApp = createAppFactory({ db: knex })
const updateApp = updateAppFactory({ db: knex })
const deleteApp = deleteAppFactory({ db: knex })
const revokeExistingAppCredentialsForUser = revokeExistingAppCredentialsForUserFactory({
  db: knex
})
const createAuthorizationCode = createAuthorizationCodeFactory({ db: knex })

const createAppToken = createAppTokenFactory({
  storeApiToken: storeApiTokenFactory({ db }),
  storeTokenScopes: storeTokenScopesFactory({ db }),
  storeTokenResourceAccessDefinitions: storeTokenResourceAccessDefinitionsFactory({
    db
  }),
  storeUserServerAppToken: storeUserServerAppTokenFactory({ db })
})
const createRefreshToken = createRefreshTokenFactory({ db: knex })
const createAppTokenFromAccessCode = createAppTokenFromAccessCodeFactory({
  getAuthorizationCode: getAuthorizationCodeFactory({ db: knex }),
  deleteAuthorizationCode: deleteAuthorizationCodeFactory({ db: knex }),
  getApp,
  createRefreshToken,
  createAppToken,
  createBareToken
})

const refreshAppToken = refreshAppTokenFactory({
  getRefreshToken: getRefreshTokenFactory({ db: knex }),
  revokeRefreshToken: revokeRefreshTokenFactory({ db: knex }),
  createRefreshToken,
  getApp,
  createAppToken,
  createBareToken
})

const getServerInfo = getServerInfoFactory({ db })
const findEmail = findEmailFactory({ db })
const requestNewEmailVerification = requestNewEmailVerificationFactory({
  findEmail,
  getUser: getUserFactory({ db }),
  getServerInfo,
  deleteOldAndInsertNewVerification: deleteOldAndInsertNewVerificationFactory({ db }),
  renderEmail,
  sendEmail
})
const createUser = createUserFactory({
  getServerInfo,
  findEmail,
  storeUser: storeUserFactory({ db }),
  countAdminUsers: countAdminUsersFactory({ db }),
  storeUserAcl: storeUserAclFactory({ db }),
  validateAndCreateUserEmail: validateAndCreateUserEmailFactory({
    createUserEmail: createUserEmailFactory({ db }),
    ensureNoPrimaryEmailForUser: ensureNoPrimaryEmailForUserFactory({ db }),
    findEmail,
    updateEmailInvites: finalizeInvitedServerRegistrationFactory({
      deleteServerOnlyInvites: deleteServerOnlyInvitesFactory({ db }),
      updateAllInviteTargets: updateAllInviteTargetsFactory({ db })
    }),
    requestNewEmailVerification
  }),
  usersEventsEmitter: UsersEmitter.emit
})
const validateToken = validateTokenFactory({
  revokeUserTokenById: revokeUserTokenByIdFactory({ db }),
  getApiTokenById: getApiTokenByIdFactory({ db }),
  getTokenAppInfo: getTokenAppInfoFactory({ db }),
  getTokenScopesById: getTokenScopesByIdFactory({ db }),
  getUserRole: getUserRoleFactory({ db }),
  getTokenResourceAccessDefinitionsById: getTokenResourceAccessDefinitionsByIdFactory({
    db
  }),
  updateApiToken: updateApiTokenFactory({ db })
})

describe('Services @apps-services', () => {
  const actor = {
    name: 'Dimitrie Stefanescu',
    email: 'didimitrie@gmail.com',
    password: 'wtfwtfwtf'
  }

  before(async () => {
    await beforeEachContext()
    actor.id = await createUser(actor)
  })

  it('Should register an app', async () => {
    const testAppName = cryptoRandomString({ length: 10 })
    const res = await createApp({
      name: testAppName,
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })

    expect(res).to.have.property('id')
    expect(res).to.have.property('secret')

    expect(res.id).to.be.a('string')
    expect(res.secret).to.be.a('string')

    const app = await getApp({ id: res.id })
    expect(app.id).to.equal(res.id)
  })

  it('Should get all the public apps on this server', async () => {
    const apps = await getAllPublicApps()
    expect(apps).to.be.an('array')
    expect(apps.length).to.equal(8)
  })

  it('Should fail to register an app with no scopes', async () => {
    await createApp({ name: 'test application2', redirectUrl: 'http://127.0.0.1:1335' })
      .then(() => {
        throw new Error('this should have been rejected')
      })
      .catch((err) =>
        expect(err.message).to.equal('Cannot create an app with no scopes.')
      )
  })

  it('Should update an app', async () => {
    const myTestApp = await createApp({
      name: cryptoRandomString({ length: 10 }),
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })
    const res = await updateApp({
      app: {
        name: 'updated test application',
        id: myTestApp.id,
        scopes: [Scopes.Streams.Read, Scopes.Users.Read]
      }
    })
    expect(res).to.be.a('string')

    const app = await getApp({ id: myTestApp.id })
    expect(app.name).to.equal('updated test application')
    expect(app.scopes).to.be.an('array')
    expect(app.scopes.map((s) => s.name)).to.include(Scopes.Users.Read)
    expect(app.scopes.map((s) => s.name)).to.include(Scopes.Streams.Read)
  })

  const challenge = 'random'

  it('Should get an authorization code for the app', async () => {
    const myTestApp = await createApp({
      name: cryptoRandomString({ length: 10 }),
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })
    const authorizationCode = await createAuthorizationCode({
      appId: myTestApp.id,
      userId: actor.id,
      challenge
    })
    expect(authorizationCode).to.be.a('string')
  })

  it('Should get an api token in exchange for the authorization code ', async () => {
    const myTestApp = await createApp({
      name: cryptoRandomString({ length: 10 }),
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })
    const authorizationCode = await createAuthorizationCode({
      appId: myTestApp.id,
      userId: actor.id,
      challenge
    })
    expect(authorizationCode).to.be.a('string')

    const response = await createAppTokenFromAccessCode({
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      accessCode: authorizationCode,
      challenge
    })
    expect(response).to.have.property('token')
    expect(response.token).to.be.a('string')
    expect(response).to.have.property('refreshToken')
    expect(response.refreshToken).to.be.a('string')

    const validation = await validateToken(response.token)
    expect(validation.valid).to.equal(true)
    expect(validation.userId).to.equal(actor.id)
    expect(validation.scopes[0]).to.equal(Scopes.Streams.Read)
  })

  it('Should refresh the token using the refresh token, and get a fresh refresh token and token', async () => {
    const myTestApp = await createApp({
      name: cryptoRandomString({ length: 10 }),
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })
    const authorizationCode = await createAuthorizationCode({
      appId: myTestApp.id,
      userId: actor.id,
      challenge
    })
    expect(authorizationCode).to.be.a('string')

    const tokenCreateResponse = await createAppTokenFromAccessCode({
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      accessCode: authorizationCode,
      challenge
    })
    expect(tokenCreateResponse).to.have.property('token')
    expect(tokenCreateResponse.token).to.be.a('string')
    expect(tokenCreateResponse).to.have.property('refreshToken')
    expect(tokenCreateResponse.refreshToken).to.be.a('string')

    const res = await refreshAppToken({
      refreshToken: tokenCreateResponse.refreshToken,
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      userId: actor.id
    })

    expect(res.token).to.be.a('string')
    expect(res.refreshToken).to.be.a('string')

    const validation = await validateToken(res.token)
    expect(validation.valid).to.equal(true)
    expect(validation.userId).to.equal(actor.id)
  })

  it('Should invalidate all tokens, refresh tokens and access codes for an app if it is updated', async () => {
    const myTestApp = await createApp({
      name: cryptoRandomString({ length: 10 }),
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })
    const unusedAccessCode = await createAuthorizationCode({
      appId: myTestApp.id,
      userId: actor.id,
      challenge
    })
    const usedAccessCode = await createAuthorizationCode({
      appId: myTestApp.id,
      userId: actor.id,
      challenge
    })
    const apiTokenResponse = await createAppTokenFromAccessCode({
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      accessCode: usedAccessCode,
      challenge
    })

    // We now have one unused access code, an api token and a refresh token.
    // Proceed to update the app:
    await updateApp({
      app: {
        name: 'updated test application',
        id: myTestApp.id,
        scopes: [Scopes.Streams.Write, Scopes.Users.Read]
      }
    })

    const validationResponse = await validateToken(apiTokenResponse.token)
    expect(validationResponse.valid).to.equal(false)

    await refreshAppToken({
      refreshToken: apiTokenResponse.refreshToken,
      appId: myTestApp.id,
      appSecret: myTestApp.secret
    })
      .then(() => {
        throw new Error('this should have been rejected')
      })
      .catch((err) => expect(err.message).to.equal('Invalid request'))

    await createAppTokenFromAccessCode({
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      accessCode: unusedAccessCode,
      challenge: 'random'
    })
      .then(() => {
        throw new Error('this should have been rejected')
      })
      .catch((err) => expect(err.message).to.equal('Access code not found.'))
  })

  const defaultApps = [
    'spklwebapp',
    'explorer',
    'sdm',
    'sca',
    'spklexcel',
    'spklpwerbi',
    'spklautoma'
  ]
  defaultApps.forEach((speckleAppId) => {
    it(`Should get the default app: ${speckleAppId}`, async () => {
      const app = await getApp({ id: speckleAppId })
      expect(app).to.be.an('object')
      expect(app.redirectUrl).to.be.a('string')
      expect(app.scopes).to.be.a('array')
    })
    it(`Should not invalidate tokens, refresh tokens and access codes for default app: ${speckleAppId}, if updated`, async () => {
      const [unusedAccessCode, usedAccessCode] = await Promise.all([
        createAuthorizationCode({
          appId: speckleAppId,
          userId: actor.id,
          challenge
        }),
        createAuthorizationCode({
          appId: speckleAppId,
          userId: actor.id,
          challenge
        })
      ])

      const apiTokenResponse = await createAppTokenFromAccessCode({
        appId: speckleAppId,
        appSecret: speckleAppId,
        accessCode: usedAccessCode,
        challenge
      })

      // We now have one unused access code, an api token and a refresh token.
      // Proceed to update the app:
      const existingApp = await getApp({ id: speckleAppId })

      const newScopes = [Scopes.Streams.Write, Scopes.Users.Read]

      await updateDefaultApp(
        {
          name: 'updated test application',
          id: speckleAppId,
          scopes: newScopes
        },
        existingApp
      )
      const updatedApp = await getApp({ id: speckleAppId })

      expect(updatedApp.scopes.map((s) => s.name)).to.equalInAnyOrder(newScopes)

      const validationResponse = await validateToken(apiTokenResponse.token)
      expect(validationResponse.valid).to.equal(true)

      const refreshedToken = await refreshAppToken({
        refreshToken: apiTokenResponse.refreshToken,
        appId: speckleAppId,
        appSecret: speckleAppId
      })
      expect(refreshedToken.refreshToken).to.exist
      expect(refreshedToken.token).to.exist

      const appToken = await createAppTokenFromAccessCode({
        appId: speckleAppId,
        appSecret: speckleAppId,
        accessCode: unusedAccessCode,
        challenge: 'random'
      })
      expect(appToken.token).to.exist
      expect(appToken.refreshToken).to.exist

      const apiTokens = await knex('user_server_app_tokens')
        .join(
          'token_scopes',
          'user_server_app_tokens.tokenId',
          '=',
          'token_scopes.tokenId'
        )
        .where({
          appId: speckleAppId
        })

      expect(newScopes).to.include.members(apiTokens.map((t) => t.scopeName))
    })
  })

  it('Updating a default app with bad data should leave the app in an untouched state', async () => {
    const speckleAppId = 'explorer'
    const existingApp = await getApp({ id: speckleAppId })
    try {
      await updateDefaultApp(
        {
          name: 'updated test application',
          id: speckleAppId,
          scopes: ['aWeird:Scope']
        },
        existingApp
      )
      throw new Error('This should have failed')
    } catch (err) {
      // check that the weird:Scope violates a foreign key constraint...
      // leaky abstractions i know, but no better way to test this for now
      expect(err.message).to.contain('server_apps_scopes_scopename_foreign')
    }
    const notUpdatedApp = await getApp({ id: speckleAppId })
    // check that no harm was done
    expect(notUpdatedApp.name).to.equal(existingApp.name)
    expect(notUpdatedApp.scopes).to.equalInAnyOrder(existingApp.scopes)
  })

  it('Should revoke access for a given user', async () => {
    const myTestApp = await createApp({
      name: cryptoRandomString({ length: 10 }),
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })
    const secondUser = {
      name: 'Dimitrie Stefanescu',
      email: 'didimitrie.wow@gmail.com',
      password: 'wtfwtfwtf'
    }

    secondUser.id = await createUser(secondUser)
    const accessCode = await createAuthorizationCode({
      appId: myTestApp.id,
      userId: secondUser.id,
      challenge
    })
    const apiTokenResponse = await createAppTokenFromAccessCode({
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      accessCode,
      challenge
    })

    await revokeExistingAppCredentialsForUser({
      appId: myTestApp.id,
      userId: secondUser.id
    })

    await refreshAppToken({
      refreshToken: apiTokenResponse.refreshToken,
      appId: myTestApp.id,
      appSecret: myTestApp.secret
    })
      .then(() => {
        throw new Error('this should have been rejected')
      })
      .catch((err) => expect(err.message).to.equal('Invalid request'))

    const unusedAccessCode = await createAuthorizationCode({
      appId: myTestApp.id,
      userId: actor.id,
      challenge
    })

    await createAppTokenFromAccessCode({
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      accessCode: unusedAccessCode,
      challenge: 'random'
    })

    await createAppTokenFromAccessCode({
      appId: myTestApp.id,
      appSecret: myTestApp.secret,
      accessCode: unusedAccessCode,
      challenge: 'random'
    })
      .then(() => {
        throw new Error('this should have been rejected')
      })
      .catch((err) => expect(err.message).to.equal('Access code not found.'))
  })

  it('Should delete an app', async () => {
    const myTestApp = await createApp({
      name: cryptoRandomString({ length: 10 }),
      public: true,
      scopes: [Scopes.Streams.Read],
      redirectUrl: 'http://127.0.0.1:1335'
    })
    const res = await deleteApp({ id: myTestApp.id })
    expect(res).to.equal(1)
  })
})