client/src/app/core/auth/auth-user.model.ts

   1 // Do not use the barrel (dependency loop)
   2 import { UserRole } from '../../../../../shared/models/user.model'
   3 import { User } from '../../shared/users/user.model'
   4
   5 export type TokenOptions = {
   6   accessToken: string
   7   refreshToken: string
   8   tokenType: string
   9 }
  10
  11 // Private class only used by User
  12 class Tokens {
  13   private static KEYS = {
  14     ACCESS_TOKEN: 'access_token',
  15     REFRESH_TOKEN: 'refresh_token',
  16     TOKEN_TYPE: 'token_type'
  17   }
  18
  19   accessToken: string
  20   refreshToken: string
  21   tokenType: string
  22
  23   static load () {
  24     const accessTokenLocalStorage = localStorage.getItem(this.KEYS.ACCESS_TOKEN)
  25     const refreshTokenLocalStorage = localStorage.getItem(this.KEYS.REFRESH_TOKEN)
  26     const tokenTypeLocalStorage = localStorage.getItem(this.KEYS.TOKEN_TYPE)
  27
  28     if (accessTokenLocalStorage && refreshTokenLocalStorage && tokenTypeLocalStorage) {
  29       return new Tokens({
  30         accessToken: accessTokenLocalStorage,
  31         refreshToken: refreshTokenLocalStorage,
  32         tokenType: tokenTypeLocalStorage
  33       })
  34     }
  35
  36     return null
  37   }
  38
  39   static flush () {
  40     localStorage.removeItem(this.KEYS.ACCESS_TOKEN)
  41     localStorage.removeItem(this.KEYS.REFRESH_TOKEN)
  42     localStorage.removeItem(this.KEYS.TOKEN_TYPE)
  43   }
  44
  45   constructor (hash?: TokenOptions) {
  46     if (hash) {
  47       this.accessToken = hash.accessToken
  48       this.refreshToken = hash.refreshToken
  49
  50       if (hash.tokenType === 'bearer') {
  51         this.tokenType = 'Bearer'
  52       } else {
  53         this.tokenType = hash.tokenType
  54       }
  55     }
  56   }
  57
  58   save () {
  59     localStorage.setItem(Tokens.KEYS.ACCESS_TOKEN, this.accessToken)
  60     localStorage.setItem(Tokens.KEYS.REFRESH_TOKEN, this.refreshToken)
  61     localStorage.setItem(Tokens.KEYS.TOKEN_TYPE, this.tokenType)
  62   }
  63 }
  64
  65 export class AuthUser extends User {
  66   private static KEYS = {
  67     ID: 'id',
  68     ROLE: 'role',
  69     EMAIL: 'email',
  70     USERNAME: 'username',
  71     DISPLAY_NSFW: 'display_nsfw'
  72   }
  73
  74   tokens: Tokens
  75
  76   static load () {
  77     const usernameLocalStorage = localStorage.getItem(this.KEYS.USERNAME)
  78     if (usernameLocalStorage) {
  79       return new AuthUser(
  80         {
  81           id: parseInt(localStorage.getItem(this.KEYS.ID), 10),
  82           username: localStorage.getItem(this.KEYS.USERNAME),
  83           email: localStorage.getItem(this.KEYS.EMAIL),
  84           role: localStorage.getItem(this.KEYS.ROLE) as UserRole,
  85           displayNSFW: localStorage.getItem(this.KEYS.DISPLAY_NSFW) === 'true'
  86         },
  87         Tokens.load()
  88       )
  89     }
  90
  91     return null
  92   }
  93
  94   static flush () {
  95     localStorage.removeItem(this.KEYS.USERNAME)
  96     localStorage.removeItem(this.KEYS.ID)
  97     localStorage.removeItem(this.KEYS.ROLE)
  98     localStorage.removeItem(this.KEYS.DISPLAY_NSFW)
  99     Tokens.flush()
 100   }
 101
 102   constructor (userHash: {
 103     id: number,
 104     username: string,
 105     role: UserRole,
 106     email: string,
 107     displayNSFW: boolean
 108   }, hashTokens: TokenOptions) {
 109     super(userHash)
 110     this.tokens = new Tokens(hashTokens)
 111   }
 112
 113   getAccessToken () {
 114     return this.tokens.accessToken
 115   }
 116
 117   getRefreshToken () {
 118     return this.tokens.refreshToken
 119   }
 120
 121   getTokenType () {
 122     return this.tokens.tokenType
 123   }
 124
 125   refreshTokens (accessToken: string, refreshToken: string) {
 126     this.tokens.accessToken = accessToken
 127     this.tokens.refreshToken = refreshToken
 128   }
 129
 130   save () {
 131     localStorage.setItem(AuthUser.KEYS.ID, this.id.toString())
 132     localStorage.setItem(AuthUser.KEYS.USERNAME, this.username)
 133     localStorage.setItem(AuthUser.KEYS.ROLE, this.role)
 134     localStorage.setItem(AuthUser.KEYS.DISPLAY_NSFW, JSON.stringify(this.displayNSFW))
 135     this.tokens.save()
 136   }
 137 }