feat: redirect to register page if no users exist

fixes #130

frontend/src/App/Routes.tsx

@@ -32,7 +32,6 @@ type ValidateTokenResponse = {
 const UserRequiredRoute: React.FC<any> = ({ children }) => {
   const { user } = useCurrentUser();
   const location = useLocation();
-  console.log('user required', user);
   if (user) {
     return children;
   }

frontend/src/Confirm/index.tsx

@@ -1,4 +1,4 @@
-import React from 'react';
+import React, { useEffect, useState } from 'react';
 import Confirm from 'shared/components/Confirm';
 import { useHistory, useLocation } from 'react-router';
 import * as QueryString from 'query-string';
@@ -9,20 +9,16 @@ const UsersConfirm = () => {
   const history = useHistory();
   const location = useLocation();
   const params = QueryString.parse(location.search);
+  const [hasFailed, setFailed] = useState(false);
   const { setUser } = useCurrentUser();
-  return (
-    <Container>
-      <LoginWrapper>
-        <Confirm
-          hasConfirmToken={params.confirmToken !== undefined}
-          onConfirmUser={setFailed => {
+  useEffect(() => {
     fetch('/auth/confirm', {
       method: 'POST',
       body: JSON.stringify({
         confirmToken: params.confirmToken,
       }),
     })
-              .then(async x => {
+      .then(async (x) => {
         const { status } = x;
         if (status === 200) {
           const response = await x.json();
@@ -30,14 +26,17 @@ const UsersConfirm = () => {
           setUser(userID);
           history.push('/');
         } else {
-                  setFailed();
+          setFailed(true);
         }
       })
       .catch(() => {
-                setFailed();
+        setFailed(false);
       });
-          }}
-        />
+  }, []);
+  return (
+    <Container>
+      <LoginWrapper>
+        <Confirm hasConfirmToken={params.confirmToken !== undefined} hasFailed={hasFailed} />
       </LoginWrapper>
     </Container>
   );

frontend/src/Register/index.tsx

@@ -17,6 +17,7 @@ const UsersRegister = () => {
         <Register
           registered={registered}
           onSubmit={(data, setComplete, setError) => {
+            let isRedirected = false;
             if (data.password !== data.password_confirm) {
               setError('password', { type: 'error', message: 'Passwords must match' });
               setError('password_confirm', { type: 'error', message: 'Passwords must match' });
@@ -41,17 +42,21 @@ const UsersRegister = () => {
                   console.log(response);
                   if (setup) {
                     history.replace(`/confirm?confirmToken=xxxx`);
+                    isRedirected = true;
                   } else if (params.confirmToken) {
                     history.replace(`/confirm?confirmToken=${params.confirmToken}`);
+                    isRedirected = true;
                   } else {
                     setRegistered(true);
                   }
                 })
-                .catch(() => {
+                .catch((e) => {
                   toast('There was an issue trying to register');
                 });
             }
+            if (!isRedirected) {
               setComplete(true);
+            }
           }}
         />
       </LoginWrapper>

frontend/src/shared/components/Confirm/index.tsx

@@ -21,14 +21,7 @@ import {
   SubTitle,
 } from './Styles';
 
-const Confirm = ({ onConfirmUser, hasConfirmToken }: ConfirmProps) => {
-  const [hasFailed, setFailed] = useState(false);
-  const setHasFailed = () => {
-    setFailed(true);
-  };
-  useEffect(() => {
-    onConfirmUser(setHasFailed);
-  });
+const Confirm = ({ hasFailed, hasConfirmToken }: ConfirmProps) => {
   return (
     <Wrapper>
       <Column>

frontend/src/shared/components/Login/index.tsx

@@ -1,8 +1,8 @@
-import React, { useState } from 'react';
+import React, { useEffect, useState } from 'react';
 import AccessAccount from 'shared/undraw/AccessAccount';
 import { User, Lock, Taskcafe } from 'shared/icons';
 import { useForm } from 'react-hook-form';
-
+import { useHistory } from 'react-router';
 import LoadingSpinner from 'shared/components/LoadingSpinner';
 import {
   Form,
@@ -25,6 +25,7 @@ import {
 
 const Login = ({ onSubmit }: LoginProps) => {
   const [isComplete, setComplete] = useState(true);
+  const [showRegistration, setShowRegistration] = useState(false);
   const {
     register,
     handleSubmit,
@@ -35,6 +36,17 @@ const Login = ({ onSubmit }: LoginProps) => {
     setComplete(false);
     onSubmit(data, setComplete, setError);
   };
+  const history = useHistory();
+  useEffect(() => {
+    fetch('/settings').then(async (x) => {
+      const { isConfigured, allowPublicRegistration } = await x.json();
+      if (!isConfigured) {
+        history.push('/register');
+      } else if (allowPublicRegistration) {
+        setShowRegistration(true);
+      }
+    });
+  }, []);
   return (
     <Wrapper>
       <Column>
@@ -68,7 +80,7 @@ const Login = ({ onSubmit }: LoginProps) => {
               {errors.password && <FormError>{errors.password.message}</FormError>}
 
               <ActionButtons>
-                <RegisterButton variant="outline">Register</RegisterButton>
+                {showRegistration ? <RegisterButton variant="outline">Register</RegisterButton> : <div />}
                 {!isComplete && <LoadingSpinner size="32px" thickness="2px" borderSize="48px" />}
                 <LoginButton type="submit" disabled={!isComplete}>
                   Login

frontend/src/taskcafe.d.ts

@@ -89,7 +89,7 @@ type ErrorOption =
 type SetFailedFn = () => void;
 type ConfirmProps = {
   hasConfirmToken: boolean;
-  onConfirmUser: (setFailed: SetFailedFn) => void;
+  hasFailed: boolean;
 };
 
 type RegisterProps = {

internal/route/route.go

@@ -102,6 +102,7 @@ func NewRouter(dbConnection *sqlx.DB, emailConfig utils.EmailConfig, securityCon
 		mux.Mount("/uploads/", http.StripPrefix("/uploads/", imgServer))
 		mux.Post("/auth/confirm", taskcafeHandler.ConfirmUser)
 		mux.Post("/auth/register", taskcafeHandler.RegisterUser)
+		mux.Get("/settings", taskcafeHandler.PublicSettings)
 	})
 	auth := AuthenticationMiddleware{*repository}
 	r.Group(func(mux chi.Router) {

internal/route/settings.go

@@ -0,0 +1,23 @@
+package route
+
+import (
+	"encoding/json"
+	"net/http"
+
+	log "github.com/sirupsen/logrus"
+)
+
+type PublicSettingsResponse struct {
+	IsConfigured            bool `json:"isConfigured"`
+	AllowPublicRegistration bool `json:"allowPublicRegistration"`
+}
+
+func (h *TaskcafeHandler) PublicSettings(w http.ResponseWriter, r *http.Request) {
+	userExists, err := h.repo.HasAnyUser(r.Context())
+	if err != nil {
+		log.WithError(err).Error("issue checking if user accounts exist")
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	json.NewEncoder(w).Encode(PublicSettingsResponse{IsConfigured: userExists, AllowPublicRegistration: false})
+}