initial commit

redux/actions/userAct.js

@@ -0,0 +1,74 @@
+import fetch from 'isomorphic-unfetch'; 
+import store from '../store'; 
+import getUrl from '../../util/getUrl'; 
+
+// define action types
+export const SET_USER = 'SET_USER'; 
+export const LOGIN_PENDING = 'LOGIN_PENDING'; 
+export const LOGIN_FAILED = 'LOGIN_FAILED'; 
+export const LOGOUT = 'LOGOUT'; 
+
+export const setUser = user => {
+  store.dispatch({
+    type: SET_USER,
+    data: user
+  }); 
+}; // setUser
+
+export const doLogout = () => {
+  if(typeof window !== 'undefined') {
+    window.localStorage.removeItem('jwt'); 
+    document.cookie = 'jwt=; expires=Thu, 01 Jan 1970 00:00:01 GMT;path=/;'; 
+  }
+  store.dispatch({ type: LOGOUT }); 
+}; // doLogout
+
+export async function doLogin (creds, jwt, noPend) {
+  !noPend && store.dispatch({ type: LOGIN_PENDING });
+  const authReqOpts = { method: 'POST', credentials: 'include' }; 
+  const authReqHead = { headers: jwt ? { Authorization: jwt } : { 
+    'Content-Type': 'application/json' } 
+  }; 
+  const authReqBody = jwt ? null : { 
+    body: JSON.stringify({...creds, strategy: 'local'}) 
+  }; 
+  const authReq = new Request(getUrl('auth'), {
+    ...authReqOpts, ...authReqHead, ...authReqBody
+  }); 
+  const authRes = await fetch(authReq).catch(err => {
+    store.dispatch({ type: LOGIN_FAILED, data: err.message });
+  }); 
+  if(!authRes.ok) {
+    let error; 
+    try {
+      error = await authRes.json();
+      error = error.message;  
+    }
+    catch (err) {
+      error = authRes.status === 429 
+        ? 'Max login attempts reached'
+        : 'An error occurred during login';
+    }
+    return store.dispatch({
+      type: LOGIN_FAILED, 
+      data: error
+    }); 
+  }
+  const { accessToken } = await authRes.json(); 
+  const payload = accessToken.split('.')[1]; 
+  const { userId } = JSON.parse(atob(payload)); 
+  const userReq = new Request(getUrl(`/users/${userId}`), {
+    headers: {
+      Authorization: accessToken
+    }
+  });
+  const userRes = await fetch(userReq); 
+  if(!userRes.ok) {
+    return store.dispatch({
+      type: LOGIN_FAILED,
+      data: 'failed to get user'
+    }); 
+  }
+  window.localStorage.setItem('jwt', accessToken); 
+  setUser(await userRes.json()); 
+} // doLogin