Remove sign in with Google account

src/api/auth.ts

@@ -17,79 +17,17 @@
 
 import { json } from 'body-parser'
 import { Router } from 'express'
-import { OAuth2Client } from 'google-auth-library'
 import { BadRequest } from 'http-errors'
 import { Database } from '../database'
-import { createAuthTokenByMailAddress } from '../function/authentication'
 import { sendLoginCode, signInByMailCode } from '../function/authentication/login-by-mail'
 import {
   isSendMailLoginCodeRequest,
-  isSignInByMailCodeRequest,
-  isSignInWithGoogleRequest
+  isSignInByMailCodeRequest
 } from './validator'
 
-const CLIENT_ID = process.env.GOOGLE_SIGN_IN_CLIENT_ID || ''
-const client = new OAuth2Client(CLIENT_ID)
-
-const getMailByGoogleAuthToken = async (idToken: string) => {
-  const ticket = await client.verifyIdToken({
-    idToken,
-    audience: CLIENT_ID
-  })
-
-  if (!ticket) {
-    throw new BadRequest()
-  }
-
-  const payload = ticket.getPayload()
-
-  if (!payload) {
-    throw new BadRequest()
-  }
-
-  if (!payload.email_verified) {
-    throw new BadRequest()
-  }
-
-  const mail = payload.email
-
-  if (!mail) {
-    throw new BadRequest()
-  }
-
-  if (!(
-    mail.endsWith('@gmail.com') ||
-    mail.endsWith('@googlemail.com')
-  )) {
-    throw new BadRequest()
-  }
-
-  return mail
-}
-
 export const createAuthRouter = (database: Database) => {
   const router = Router()
 
-  router.post('/sign-in-with-google', json(), async (req, res, next) => {
-    try {
-      if (!isSignInWithGoogleRequest(req.body)) {
-        res.sendStatus(400)
-        return
-      }
-
-      const { googleAuthToken } = req.body
-
-      const mail = await getMailByGoogleAuthToken(googleAuthToken)
-      const mailAuthToken = await createAuthTokenByMailAddress({ mail, database })
-
-      res.json({
-        mailAuthToken
-      })
-    } catch (ex) {
-      next(ex)
-    }
-  })
-
   router.post('/send-mail-login-code', json(), async (req, res, next) => {
     try {
       if (!isSendMailLoginCodeRequest(req.body)) {