accounts-frontend/src/services/authFlow/AuthFlow.js

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import { routeActions } from 'react-router-redux';
import RegisterState from './RegisterState';
import LoginState from './LoginState';
import OAuthState from './OAuthState';
import ForgotPasswordState from './ForgotPasswordState';
import RecoverPasswordState from './RecoverPasswordState';
import ResendActivationState from './ResendActivationState';
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// TODO: a way to unload service (when we are on account page)
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export default class AuthFlow {
constructor(actions) {
if (typeof actions !== 'object') {
throw new Error('AuthFlow requires an actions object');
}
this.actions = actions;
if (Object.freeze) {
Object.freeze(this.actions);
}
}
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setStore(store) {
this.navigate = (route) => {
const {routing} = this.getState();
if (routing.location.pathname !== route) {
if (this.replace) {
this.replace(route);
}
store.dispatch(routeActions.push(route));
}
this.replace = null;
};
this.getState = store.getState.bind(store);
this.dispatch = store.dispatch.bind(store);
}
resolve(payload = {}) {
this.state.resolve(this, payload);
}
reject(payload = {}) {
this.state.reject(this, payload);
}
goBack() {
this.state.goBack(this);
}
run(actionId, payload) {
if (!this.actions[actionId]) {
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throw new Error(`Action ${actionId} does not exists`);
}
return this.dispatch(this.actions[actionId](payload));
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}
setState(state) {
if (!state) {
throw new Error('State is required');
}
// if (this.state instanceof state.constructor) {
// // already in this state
// return;
// }
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this.state && this.state.leave(this);
this.state = state;
this.state.enter(this);
}
handleRequest(path, replace) {
this.replace = replace;
if (path === '/') {
// reset oauth data if user tried to navigate to index route
this.run('setOAuthRequest', {});
}
switch (path.replace(/(.)\/.+/, '$1')) { // use only first part of an url
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case '/oauth':
this.setState(new OAuthState());
break;
case '/register':
this.setState(new RegisterState());
break;
case '/recover-password':
this.setState(new RecoverPasswordState());
break;
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case '/forgot-password':
this.setState(new ForgotPasswordState());
break;
case '/resend-activation':
this.setState(new ResendActivationState());
break;
case '/':
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case '/login':
case '/password':
case '/activation':
case '/change-password':
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case '/oauth/permissions':
case '/oauth/finish':
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this.setState(new LoginState());
break;
default:
throw new Error(`Unsupported request: ${path}`);
}
}
}