ui/src/components/login.tsx

   1 import { Component, linkEvent } from 'inferno';
   2 import { Subscription } from "rxjs";
   3 import { retryWhen, delay, take } from 'rxjs/operators';
   4 import { LoginForm, RegisterForm, LoginResponse, UserOperation } from '../interfaces';
   5 import { WebSocketService, UserService } from '../services';
   6 import { msgOp } from '../utils';
   7
   8 interface State {
   9   loginForm: LoginForm;
  10   registerForm: RegisterForm;
  11   loginLoading: boolean;
  12   registerLoading: boolean;
  13   spamTimer: number;
  14 }
  15
  16
  17 export class Login extends Component<any, State> {
  18   private subscription: Subscription;
  19
  20   emptyState: State = {
  21     loginForm: {
  22       username_or_email: undefined,
  23       password: undefined
  24     },
  25     registerForm: {
  26       username: undefined,
  27       password: undefined,
  28       password_verify: undefined,
  29       admin: false,
  30     },
  31     loginLoading: false,
  32     registerLoading: false,
  33     spamTimer: new Date().getTime()
  34   }
  35
  36   constructor(props: any, context: any) {
  37     super(props, context);
  38
  39     this.state = this.emptyState;
  40
  41     this.subscription = WebSocketService.Instance.subject
  42     .pipe(retryWhen(errors => errors.pipe(delay(3000), take(10))))
  43     .subscribe(
  44       (msg) => this.parseMessage(msg),
  45         (err) => console.error(err),
  46         () => console.log("complete")
  47     );
  48   }
  49
  50   componentWillUnmount() {
  51     this.subscription.unsubscribe();
  52   }
  53
  54   componentDidMount() {
  55     document.title = "Login - Lemmy";
  56   }
  57
  58   render() {
  59     return (
  60       <div class="container">
  61         <div class="row">
  62           <div class="col-12 col-lg-6 mb-4">
  63             {this.loginForm()}
  64           </div>
  65           <div class="col-12 col-lg-6">
  66             {this.registerForm()}
  67           </div>
  68         </div>
  69       </div>
  70     )
  71   }
  72
  73   loginForm() {
  74     return (
  75       <div>
  76         <form onSubmit={linkEvent(this, this.handleLoginSubmit)}>
  77           <h5>Login</h5>
  78           <div class="form-group row">
  79             <label class="col-sm-2 col-form-label">Email or Username</label>
  80             <div class="col-sm-10">
  81               <input type="text" class="form-control" value={this.state.loginForm.username_or_email} onInput={linkEvent(this, this.handleLoginUsernameChange)} required minLength={3} />
  82             </div>
  83           </div>
  84           <div class="form-group row">
  85             <label class="col-sm-2 col-form-label">Password</label>
  86             <div class="col-sm-10">
  87               <input type="password" value={this.state.loginForm.password} onInput={linkEvent(this, this.handleLoginPasswordChange)} class="form-control" required />
  88             </div>
  89           </div>
  90           <div class="form-group row">
  91             <div class="col-sm-10">
  92               <button type="submit" class="btn btn-secondary">{this.state.loginLoading ?
  93               <svg class="icon icon-spinner spin"><use xlinkHref="#icon-spinner"></use></svg> : 'Login'}</button>
  94             </div>
  95           </div>
  96         </form>
  97         Forgot your password or deleted your account? Reset your password. TODO
  98       </div>
  99     );
 100   }
 101   registerForm() {
 102     return (
 103       <form onSubmit={linkEvent(this, this.handleRegisterSubmit)}>
 104         <h5>Sign Up</h5>
 105         <div class="form-group row">
 106           <label class="col-sm-2 col-form-label">Username</label>
 107           <div class="col-sm-10">
 108             <input type="text" class="form-control" value={this.state.registerForm.username} onInput={linkEvent(this, this.handleRegisterUsernameChange)} required minLength={3} maxLength={20} pattern="[a-zA-Z0-9_]+" />
 109           </div>
 110         </div>
 111         <div class="form-group row">
 112           <label class="col-sm-2 col-form-label">Email</label>
 113           <div class="col-sm-10">
 114             <input type="email" class="form-control" placeholder="Optional" value={this.state.registerForm.email} onInput={linkEvent(this, this.handleRegisterEmailChange)} minLength={3} />
 115           </div>
 116         </div>
 117         <div class="form-group row">
 118           <label class="col-sm-2 col-form-label">Password</label>
 119           <div class="col-sm-10">
 120             <input type="password" value={this.state.registerForm.password} onInput={linkEvent(this, this.handleRegisterPasswordChange)} class="form-control" required />
 121           </div>
 122         </div>
 123         <div class="form-group row">
 124           <label class="col-sm-2 col-form-label">Verify Password</label>
 125           <div class="col-sm-10">
 126             <input type="password" value={this.state.registerForm.password_verify} onInput={linkEvent(this, this.handleRegisterPasswordVerifyChange)} class="form-control" required />
 127           </div>
 128         </div>
 129         <input type="hidden" value={this.state.spamTimer} />
 130         <div class="form-group row">
 131           <div class="col-sm-10">
 132             <button type="submit" class="btn btn-secondary">{this.state.registerLoading ?
 133             <svg class="icon icon-spinner spin"><use xlinkHref="#icon-spinner"></use></svg> : 'Sign Up'}</button>
 134
 135           </div>
 136         </div>
 137       </form>
 138     );
 139   }
 140
 141   handleLoginSubmit(i: Login, event: any) {
 142     event.preventDefault();
 143     i.state.loginLoading = true;
 144     i.setState(i.state);
 145     WebSocketService.Instance.login(i.state.loginForm);
 146   }
 147
 148   handleLoginUsernameChange(i: Login, event: any) {
 149     i.state.loginForm.username_or_email = event.target.value;
 150     i.setState(i.state);
 151   }
 152
 153   handleLoginPasswordChange(i: Login, event: any) {
 154     i.state.loginForm.password = event.target.value;
 155     i.setState(i.state);
 156   }
 157
 158   handleRegisterSubmit(i: Login, event: any) {
 159     event.preventDefault();
 160     i.state.registerLoading = true;
 161     i.setState(i.state);
 162     event.preventDefault();
 163
 164     let endTimer = new Date().getTime();
 165     let elapsed = endTimer - i.state.spamTimer;
 166     if (elapsed > 4500) {
 167       WebSocketService.Instance.register(i.state.registerForm);
 168     } else {
 169       location.reload(true);
 170     }
 171   }
 172
 173   handleRegisterUsernameChange(i: Login, event: any) {
 174     i.state.registerForm.username = event.target.value;
 175     i.setState(i.state);
 176   }
 177
 178   handleRegisterEmailChange(i: Login, event: any) {
 179     i.state.registerForm.email = event.target.value;
 180     i.setState(i.state);
 181   }
 182
 183   handleRegisterPasswordChange(i: Login, event: any) {
 184     i.state.registerForm.password = event.target.value;
 185     i.setState(i.state);
 186   }
 187
 188   handleRegisterPasswordVerifyChange(i: Login, event: any) {
 189     i.state.registerForm.password_verify = event.target.value;
 190     i.setState(i.state);
 191   }
 192
 193   parseMessage(msg: any) {
 194     let op: UserOperation = msgOp(msg);
 195     if (msg.error) {
 196       alert(msg.error);
 197       this.state = this.emptyState;
 198       this.setState(this.state);
 199       return;
 200     } else {
 201       if (op == UserOperation.Login) {
 202         this.state.loginLoading = false;
 203         this.state.registerLoading = false;
 204         let res: LoginResponse = msg;
 205         UserService.Instance.login(res);
 206         this.props.history.push('/');
 207       } else if (op == UserOperation.Register) {
 208         this.state.loginLoading = false;
 209         this.state.registerLoading = false;
 210         let res: LoginResponse = msg;
 211         UserService.Instance.login(res);
 212         this.props.history.push('/communities');
 213       }
 214     }
 215   }
 216
 217 }