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  1. import React from 'react';
  2.  
  3. const UsuarioContext = React.createContext({
  4.     usuarioLogado: {},
  5.     doLogin: () => { },
  6.     doLogoff: () => { },
  7.     PersistLogin: () => { },
  8.     RestoreUsuario: () => { }
  9. });
  10.  
  11. var cookieName = "HidroUltraApp_";
  12. var headers = new Headers();
  13. headers.append('Content-Type', 'application/json');
  14.  
  15. var fInit = {
  16.     method: 'POST',
  17.     headers: headers,
  18.     cache: 'default',
  19.     mode: 'same-origin',
  20.     body: {}
  21. }
  22. export class UsuarioProvider extends React.Component {
  23.  
  24.     constructor(props) {
  25.         super(props);
  26.         this.state = {
  27.             usuarioLogado: {},
  28.             doLogin: this.doLogin,
  29.             doLogoff: this.doLogoff,
  30.             PersistLogin: this.PersistLogin,
  31.             RestoreUsuario: this.RestoreUsuario
  32.         };
  33.     }
  34.     doLogin = (usuario, senha, path) => {        
  35.         fInit.body = JSON.stringify({ usuario: usuario, senha: senha });
  36.         fetch("/v1/user/login", fInit)
  37.             .then(rest => {
  38.                 return rest.json();
  39.             })
  40.             .then(d => {                
  41.                 this.setState({ usuarioLogado: d });
  42.                 console.log(d, "userdata");
  43.                 console.log("usuario logado com sucesso!!!");
  44.             })
  45.             .catch(console.log);
  46.     }
  47.  
  48.     PersistLogin = (user) => { this.localStorage.setItem(cookieName, JSON.stringify(user)); };
  49.  
  50.     RestoreUsuario = () => {                
  51.         this.setState({ usuarioLogado: JSON.parse(localStorage.getItem(cookieName)) });
  52.     }
  53.  
  54.     doLogoff = () => { this.localStorage.removeItem(cookieName); }
  55.  
  56.     render() {
  57.         return (
  58.             <UsuarioContext.Provider value={this.state}>
  59.                 {this.props.children}
  60.             </UsuarioContext.Provider>
  61.         )
  62.     }
  63. }
  64.  
  65. export const UsuarioConsumer = UsuarioContext.Consumer;
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