add validation for username and email on signup

play-node-go/src/components/Signup/Signup.js

@@ -8,30 +8,73 @@ const Signup = (props) => {
   const [ email, setEmail ] = useState('');
   const [ password, setPassword ] = useState('');
   const [ confirmPassword, setConfirmPassword ] = useState('');
+  const minimumPasswordLength = 8;
+  const errorDispatchAction = {
+    type: 'ERR',
+    message: 'AUTH_ERROR'
+  }
 
-  const handleSubmit = async e => {
-    e.preventDefault();
+  const validateSignupForm = (next) => {
     if (password !== confirmPassword) {
       return props.dispatch({
-        type: 'ERR',
-        message: 'AUTH_ERROR',
+        ...errorDispatchAction,
         body: { authError: 'Password fields must be the same'}
       })
     }
 
+    if (password.length < 8) {
+      return props.dispatch({
+        ...errorDispatchAction,
+        body: { authError: 'Password must be at least 8 characters'}
+      })
+    }
+
+    if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(email)) {
+      return props.dispatch({
+        ...errorDispatchAction,
+        body: { authError: 'Please enter a valid email'}
+      })
+    }
+    
+    if (!/^[\w\d_.-]+$/.test(username)) {
+      return props.dispatch({
+        ...errorDispatchAction,
+        body: { authError: "Username can only contain letters, numbers, '_', '.', or '-'"}
+      })
+    }
+
+    return next();
+  }
+
+  const postSignupForm = async () => {
     const signupResponse = await authServices.signupService({
       username,
       email,
       password,
       confirmPassword
     })
+    const parsedResponse = JSON.parse(signupResponse)
+    
+    if (parsedResponse.errors) {
+      const authError = parsedResponse.errors[0].auth
+      return props.dispatch({
+        ...errorDispatchAction,
+        body: { authError }
+      })
+    }
+
     return props.dispatch({
       type: 'AUTH',
       message: 'SIGNUP',
-      body: signupResponse
+      body: parsedResponse
     })
   }
 
+  const handleSubmit = async e => {
+    e.preventDefault();
+    validateSignupForm(postSignupForm);
+  }
+
   const formError = errors => {
     if(!errors) return <></>;
 

play-node-go/src/reducers/auth/stateReducer.auth.js

@@ -25,25 +25,6 @@ function loginReducer(state: state, action: action): state {
 }
 
 function signupReducer(state: state, action: action): state {
-  const signupResponse = action.body;
-  let error;
-  
-  if (signupResponse.response) {
-    error = signupResponse.response.data.errors;
-  }
-  let responseUser;
-  if (signupResponse.data) {
-    responseUser = {...signupResponse.data}
-  }
-
-  if (error) {
-    const errors = error.reduce((errorObject, error) => errorObject[Object.keys(error)[0] = error])
-    return {...state, errors };
-  }
-
-  if (responseUser) {
-    return {...state, user: responseUser };
-  }
-  
-  return {...state, errors: {requestError: 'something went wrong'}};
+  const newUser = action.body;
+  return {...state, user: newUser };  
 }

play-node-go/src/services/authServices.js

@@ -21,7 +21,7 @@ const signupService = async (formData) => {
     headers: headers
   })
     .then(res => {
-    return res;
+    return res.text();
   }).catch(err => {
     return err;
   });