3 files changed, 54 insertions, 3 deletions

diff --git a/src/constants/api.ts b/src/constants/api.ts
index 45b6e8ae..53392fb5 100644
--- a/src/constants/api.ts
+++ b/src/constants/api.ts
@@ -12,6 +12,7 @@ const API_URL: string = BASE_URL + 'api/';
 export const LOGIN_ENDPOINT: string = API_URL + 'login/';
 export const VERSION_ENDPOINT: string = API_URL + 'version/v2/';
 export const REGISTER_ENDPOINT: string = API_URL + 'register/';
+export const REGISTER_VALIDATE_ENDPOINT: string = API_URL + 'register/validate/';
 export const EDIT_PROFILE_ENDPOINT: string = API_URL + 'edit-profile/';
 export const SEND_OTP_ENDPOINT: string = API_URL + 'send-otp/';
 export const VERIFY_OTP_ENDPOINT: string = API_URL + 'verify-otp/';
diff --git a/src/screens/onboarding/BasicInfoOnboarding.tsx b/src/screens/onboarding/BasicInfoOnboarding.tsx
index 8ddb74e1..2bfe449c 100644
--- a/src/screens/onboarding/BasicInfoOnboarding.tsx
+++ b/src/screens/onboarding/BasicInfoOnboarding.tsx
@@ -2,6 +2,7 @@ import AsyncStorage from '@react-native-community/async-storage';
 import {useNavigation} from '@react-navigation/core';
 import {RouteProp} from '@react-navigation/native';
 import {StackNavigationProp} from '@react-navigation/stack';
+import { invalid } from 'moment';
 import React, {useEffect, useState} from 'react';
 import {
   Alert,
@@ -38,7 +39,7 @@ import {
   ERROR_T_AND_C_NOT_ACCEPTED,
 } from '../../constants/strings';
 import {OnboardingStackParams} from '../../routes';
-import {sendOtpStatusCode, sendRegister} from '../../services';
+import {sendOtpStatusCode, sendRegister, verifyExistingInformation} from '../../services';
 import {BackgroundGradientType} from '../../types';
 import {HeaderHeight, SCREEN_HEIGHT, SCREEN_WIDTH} from '../../utils';
 
@@ -63,12 +64,18 @@ const BasicInfoOnboarding: React.FC<BasicInfoOnboardingProps> = ({route}) => {
   const [currentStep, setCurrentStep] = useState(0);
   const [tcAccepted, setTCAccepted] = useState(false);
   const [passVisibility, setPassVisibility] = useState(false);
+  const [invalidWithError, setInvalidWithError] = useState("Please enter a valid ")
   const [autoCapitalize, setAutoCap] = useState<
     'none' | 'sentences' | 'words' | 'characters' | undefined
   >('none');
   const [fadeValue, setFadeValue] = useState<Animated.Value<number>>(
     new Animated.Value(0),
   );
+  useEffect(() => {
+    console.log(invalidWithError)
+    setValid(false);
+  }, [invalidWithError])
+
   const fadeButtonValue = useValue<number>(0);
   const [form, setForm] = useState({
     fname: '',
@@ -91,6 +98,7 @@ const BasicInfoOnboarding: React.FC<BasicInfoOnboardingProps> = ({route}) => {
     }).start();
   };
 
+
   useEffect(() => {
     const fade = async () => {
       Animated.timing(fadeValue, {
@@ -284,9 +292,24 @@ const BasicInfoOnboarding: React.FC<BasicInfoOnboardingProps> = ({route}) => {
     }
   };
   const step = formSteps[currentStep];
-  const advance = () => {
+  useEffect(() => {
+    if(step.placeholder!== 'School Email') {
+      setInvalidWithError("Please enter a valid " + step.placeholder.toLowerCase())
+    }
+  }, [step])
+  const advance = async() => {
     setAttemptedSubmit(true);
     if (valid) {
+      if (step.placeholder === 'School Email') {
+        const verifiedInfo = await verifyExistingInformation(form.email, undefined);
+        if(!verifiedInfo) {
+          console.log("here");
+          setInvalidWithError("Email is taken") 
+          return;
+        }
+      }
+      console.log('shouldnt happen')
+      console.log("stepL: " + step.placeholder)
       setCurrentStep(currentStep + 1);
       setAttemptedSubmit(false);
       setValid(false);
@@ -436,7 +459,7 @@ const BasicInfoOnboarding: React.FC<BasicInfoOnboardingProps> = ({route}) => {
                       warning: styles.passWarning,
                     }}
                     valid={valid}
-                    invalidWarning={`Please enter a valid ${step.placeholder.toLowerCase()}`}
+                    invalidWarning={invalidWithError}
                     attemptedSubmit={attemptedSubmit}
                   />
                   <Animated.View style={{opacity: fadeButtonValue}}>
diff --git a/src/services/UserProfileService.ts b/src/services/UserProfileService.ts
index c11d874f..8b7b78e1 100644
--- a/src/services/UserProfileService.ts
+++ b/src/services/UserProfileService.ts
@@ -11,6 +11,7 @@ import {
   PROFILE_INFO_ENDPOINT,
   PROFILE_PHOTO_ENDPOINT,
   REGISTER_ENDPOINT,
+  REGISTER_VALIDATE_ENDPOINT,
   SEND_OTP_ENDPOINT,
   TAGG_CUSTOMER_SUPPORT,
   USER_PROFILE_ENDPOINT,
@@ -432,3 +433,29 @@ export const visitedUserProfile = async (userId: string) => {
     return undefined;
   }
 };
+
+export const verifyExistingInformation = async (
+  email: string | undefined,
+  username: string | undefined,
+) => {
+  try {
+    const form = new FormData();
+    if (email) {
+      form.append('email', email);
+    } 
+    if (username) {
+      form.append('username', username);
+    }
+    const response = await fetch(REGISTER_VALIDATE_ENDPOINT, {
+      method: 'POST',
+      headers: {
+        'Content-Type': 'multipart/form-data',
+      },
+      body: form,
+    });
+    return response.status===200;
+  } catch (error) {
+    console.log(error);
+    return false;
+  }
+};