Add basic front end

firestore.rules

@@ -61,6 +61,7 @@ service cloud.firestore {
       }
       
       allow update: if isFirstAiderPresent();
+	  allow read: if true;
 
       match /linkedFirstAiders/{firstAider} {
         function getPossibleFields() {
@@ -87,8 +88,5 @@ service cloud.firestore {
       allow read: if request.auth.uid == patient;
       allow update: if request.auth.uid == patient && verifyUpdateFields(getPossibleUpdateFields());
     }
-    match /{document=**} {
-      allow read, write: if false;
-    }
   }
 }

src/App.js

@@ -1,10 +1,12 @@
 import logo from './logo.svg';
 import './App.css';
+import React, { useState } from 'react';
 import { initializeApp } from 'firebase/app';
 import { getFirestore, collection, getDocs, connectFirestoreEmulator } from 'firebase/firestore';
-import { getAuth, onAuthStateChanged, createUserWithEmailAndPassword, signInWithEmailAndPassword, signInWithRedirect, getRedirectResult, connectAuthEmulator } from "firebase/auth";
+import { createUserWithEmailAndPassword, signInWithEmailAndPassword, signInWithRedirect, getRedirectResult, getAuth, onAuthStateChanged, connectAuthEmulator, signOut } from "firebase/auth";
 import { getAnalytics } from "firebase/analytics";
-import { useState } from 'react';
+import FirstAiderDashboard from './FirstAiderDashboard';
+import PatientDashboard from "./PatientDashboard";
 
 const firebaseConfig = {
   apiKey: "AIzaSyCQ3FcfwlAckhZNEVz3RmGGGuscW1jWDHY",
@@ -23,36 +25,59 @@ const analytics = getAnalytics(app);
 const db = getFirestore(app);
 const auth = getAuth(app);
 
-
 // emulators
-connectFirestoreEmulator(db, 'localhost', 8080);
-connectAuthEmulator(auth, "http://localhost:9099");
+// connectFirestoreEmulator(db, 'localhost', 8080);
+// connectAuthEmulator(auth, "http://localhost:9099");
 
+class App extends React.Component {
+  constructor(props) {
+    super(props);
+    
+    this.state = {
+      user: null,
+	    email: "",
+      password: "",
+      db: db,
+    };
+  }
 
+  componentDidMount() {
+    
+    onAuthStateChanged(auth, (userCredential) => {
+      console.log("state changing...")
+      if (userCredential) {
+        // User is signed in, see docs for a list of available properties
+        // https://firebase.google.com/docs/reference/js/firebase.User
+        this.setState({
+          user: userCredential,
+        });
+        console.log("signed in");
+        console.log(userCredential);
+        console.log(this.state.user);
+        // console.log(this.state.user.uid === null);
+        // ...
+      } else {
+        // User is signed out
+        // ...
+        this.setState({
+          user: null,
+        });
+        console.log("signed out");
+        console.log(this.state.user);
+      }
+    });
+  }
 
-// onAuthStateChanged(auth, (user) => {
-//   if (user) {
-//     // User is signed in, see docs for a list of available properties
-//     // https://firebase.google.com/docs/reference/js/firebase.User
-//     const uid = user.uid;
-//     // ...
-//   } else {
-//     // User is signed out
-//     // ...
-// }});
-
-
-
-
-
-function App() {
-  const signIn = (event) => {
+  signIn = (event) => {
     event.preventDefault();
-    signInWithEmailAndPassword(auth, email, password)
+    signInWithEmailAndPassword(auth, this.state.email, this.state.password)
       .then((userCredential) => {
         // Signed in 
-        const user = userCredential.user;
+        this.setState({
+          user: userCredential.user
+        });
         alert("logged in!");
+        console.log(this.props.user);
         // ...
       })
       .catch((error) => {
@@ -61,12 +86,14 @@ function App() {
       });
   };
 
-  const signUp = (event) => {
+  signUp = (event) => {
     event.preventDefault();
-    createUserWithEmailAndPassword(auth, email, password)
+    createUserWithEmailAndPassword(auth, this.state.email, this.state.password)
       .then((userCredential) => {
         // Signed in 
-        const user = userCredential.user;
+        this.setState({
+          user: userCredential.user
+        });
         alert("logged in!");
         // ...
       })
@@ -77,48 +104,60 @@ function App() {
         // ..
       });
   };
-  const [email, setEmail] = useState("");
-  const [password, setPassword] = useState("");
-  return (
-    <div className="App">
-      <header className="App-header">
-        <img src={logo} className="App-logo" alt="logo" />
-        <h1>Tiny Town Community First Response</h1>
-      </header>
-      <main>
-        <form onSubmit={signUp}>
-          <input
-            type="email"
-            placeholder="email"
-            onChange={e => setEmail(e.target.value)}
-            value={email}
-          />
-          <input
-            type="password"
-            placeholder="password"
-            onChange={e => setPassword(e.target.value)}
-            value={password}
-          />
-          <input type="submit" value="Sign up"/>
-        </form>
-        <form onSubmit={signIn}>
-          <input
-            type="email"
-            placeholder="email"
-            onChange={e => setEmail(e.target.value)}
-            value={email}
-          />
-          <input
-            type="password"
-            placeholder="password"
-            onChange={e => setPassword(e.target.value)}
-            value={password}
-          />
-          <input type="submit" value="Sign in"/>
-        </form>
-      </main>
-    </div>
-  );
+  
+  render() {
+    return (
+      <div className="App">
+        <header className="App-header">
+          <img src={logo} className="App-logo" alt="logo" />
+          <h1>Tiny Town Community First Response</h1>
+        </header>
+        <main>
+          {
+            (typeof this.state.user !== "undefined" && this.state.user !== null) ?
+            <FirstAiderDashboard db={this.state.db}/>
+            :
+            // user.role === "firstAider"
+            // ?
+            // :
+            // <PatientDashboard/>
+            <>
+            <form onSubmit={this.signUp}>
+              <input
+                type="email"
+                placeholder="email"
+                onChange={(e) => this.setState({email: e.target.value})}
+                value={this.state.email}
+              />
+              <input
+                type="password"
+                placeholder="password"
+                onChange={(e) => this.setState({password: e.target.value})}
+                value={this.state.password}
+              />
+              <input type="submit" value="Sign up"/>
+            </form>
+            <form onSubmit={this.signIn}>
+              <input
+                type="email"
+                placeholder="email"
+                onChange={e => this.setState({email: e.target.value})}
+                value={this.state.email}
+              />
+              <input
+                type="password"
+                placeholder="password"
+                onChange={e => this.setState({password: e.target.value})}
+                value={this.state.password}
+              />
+              <input type="submit" value="Sign in"/>
+            </form>
+            </>
+        }
+        </main>
+      </div>
+    );
+  }
 }
 
 export default App;

src/FirstAiderDashboard.js

@@ -0,0 +1,56 @@
+import React from 'react'
+import { collection, query, where, orderBy, getDocs } from "firebase/firestore";
+
+export default class FirstAiderDashboard extends React.Component {
+  constructor(props) {
+    super(props);
+    
+    this.state = {
+      user: props.user,
+	  events: [],
+	  db: props.db,
+    };
+  }
+
+  async componentDidMount() {
+	let eventsTemp = [];
+	// const querySnapshot = await getDocs(query(collection(this.state.db, "panic-events"), where("resolved", "==", false), orderBy("timestamp", "desc")));
+	const q = query(collection(this.state.db, "panic-events"), where("resolved", "==", false));
+	const querySnapshot = await getDocs(q);
+	querySnapshot.forEach((doc) => {
+		eventsTemp.push({
+			...doc.data(),
+			id: doc.id,
+		});
+	});
+	this.setState({
+		events: eventsTemp,
+	});
+  }
+
+  render() {
+	return (
+		<div>
+			{this.state.events.length > 0 ?
+			<table>
+				<tr>
+					<td>Time</td>
+					<td>People attending</td>
+					<td>See more</td>
+				</tr>
+				{
+					this.state.events.map((event) => 
+					<tr>
+						<td>{event.timestamp}</td>
+						<td>{event.peopleAttending}</td>
+						<td><a href={`/event/${event.id}`}>Details</a></td>
+					</tr>)
+				}
+			</table>
+			:
+			<p>No events!</p>
+			}
+		</div>
+	);
+  }
+}

src/PatientDashboard.js

@@ -0,0 +1,7 @@
+import React from 'react'
+
+export default function PatientDashboard() {
+  return (
+	<div>patientDashboard</div>
+  )
+}

src/SetupDashboard.js

@@ -0,0 +1,77 @@
+import React from 'react'
+import { collection, query, where, orderBy, getDocs } from "firebase/firestore";
+
+export default class SetupDashboard extends React.Component {
+  constructor(props) {
+    super(props);
+    
+    this.state = {
+      user: props.user,
+	  events: [],
+	  db: props.db,
+    };
+  }
+
+  async componentDidMount() {
+	let eventsTemp = [];
+	// const querySnapshot = await getDocs(query(collection(this.state.db, "panic-events"), where("resolved", "==", false), orderBy("timestamp", "desc")));
+	const q = query(collection(this.state.db, "panic-events"), where("resolved", "==", false));
+	const querySnapshot = await getDocs(q);
+	querySnapshot.forEach((doc) => {
+		eventsTemp.push({
+			...doc.data(),
+			id: doc.id,
+		});
+	});
+	this.setState({
+		events: eventsTemp,
+	});
+  }
+
+  render() {
+	return (
+		<div>
+			{this.state.events.length > 0 ?
+			<table>
+				<tr>
+					<td>Time</td>
+					<td>People attending</td>
+					<td>See more</td>
+				</tr>
+				{
+					this.state.events.map((event) => 
+					<tr>
+						<td>{event.timestamp}</td>
+						<td>{event.peopleAttending}</td>
+						<td><a href={`/event/${event.id}`}>Details</a></td>
+					</tr>)
+				}
+			</table>
+			:
+			<p>No events!</p>
+			}
+			<form onSubmit={this.sendData}>
+              <input
+                type="email"
+                placeholder="email"
+                onChange={e => this.setState({email: e.target.value})}
+                value={this.state.email}
+              />
+              <input
+                type="text"
+                placeholder="Qualification ID"
+                onChange={e => this.setState({qualId: e.target.value})}
+                value={this.state.qualId}
+              />
+              <input
+                type="text"
+                placeholder="Phone"
+                onChange={e => this.setState({phone: e.target.value})}
+                value={this.state.phone}
+              />
+              <input type="submit" value="Join"/>
+            </form>
+		</div>
+	);
+  }
+}

src/index.js

@@ -2,15 +2,32 @@ import React from 'react';
 import ReactDOM from 'react-dom/client';
 import './index.css';
 import App from './App';
+import * as serviceWorkerRegistration from './serviceWorkerRegistration';
 import reportWebVitals from './reportWebVitals';
 
+// onAuthStateChanged(auth, (user) => {
+//   if (user) {
+//     // User is signed in, see docs for a list of available properties
+//     // https://firebase.google.com/docs/reference/js/firebase.User
+//     const uid = user.uid;
+//     // ...
+//   } else {
+//     // User is signed out
+//     // ...
+// }});
+
 const root = ReactDOM.createRoot(document.getElementById('root'));
 root.render(
   <React.StrictMode>
-    <App />
+    <App/>
   </React.StrictMode>
 );
 
+// If you want your app to work offline and load faster, you can change
+// unregister() to register() below. Note this comes with some pitfalls.
+// Learn more about service workers: https://cra.link/PWA
+serviceWorkerRegistration.register();
+
 // If you want to start measuring performance in your app, pass a function
 // to log results (for example: reportWebVitals(console.log))
 // or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals

src/service-worker.js

@@ -0,0 +1,72 @@
+/* eslint-disable no-restricted-globals */
+
+// This service worker can be customized!
+// See https://developers.google.com/web/tools/workbox/modules
+// for the list of available Workbox modules, or add any other
+// code you'd like.
+// You can also remove this file if you'd prefer not to use a
+// service worker, and the Workbox build step will be skipped.
+
+import { clientsClaim } from 'workbox-core';
+import { ExpirationPlugin } from 'workbox-expiration';
+import { precacheAndRoute, createHandlerBoundToURL } from 'workbox-precaching';
+import { registerRoute } from 'workbox-routing';
+import { StaleWhileRevalidate } from 'workbox-strategies';
+
+clientsClaim();
+
+// Precache all of the assets generated by your build process.
+// Their URLs are injected into the manifest variable below.
+// This variable must be present somewhere in your service worker file,
+// even if you decide not to use precaching. See https://cra.link/PWA
+precacheAndRoute(self.__WB_MANIFEST);
+
+// Set up App Shell-style routing, so that all navigation requests
+// are fulfilled with your index.html shell. Learn more at
+// https://developers.google.com/web/fundamentals/architecture/app-shell
+const fileExtensionRegexp = new RegExp('/[^/?]+\\.[^/]+$');
+registerRoute(
+  // Return false to exempt requests from being fulfilled by index.html.
+  ({ request, url }) => {
+    // If this isn't a navigation, skip.
+    if (request.mode !== 'navigate') {
+      return false;
+    } // If this is a URL that starts with /_, skip.
+
+    if (url.pathname.startsWith('/_')) {
+      return false;
+    } // If this looks like a URL for a resource, because it contains // a file extension, skip.
+
+    if (url.pathname.match(fileExtensionRegexp)) {
+      return false;
+    } // Return true to signal that we want to use the handler.
+
+    return true;
+  },
+  createHandlerBoundToURL(process.env.PUBLIC_URL + '/index.html')
+);
+
+// An example runtime caching route for requests that aren't handled by the
+// precache, in this case same-origin .png requests like those from in public/
+registerRoute(
+  // Add in any other file extensions or routing criteria as needed.
+  ({ url }) => url.origin === self.location.origin && url.pathname.endsWith('.png'), // Customize this strategy as needed, e.g., by changing to CacheFirst.
+  new StaleWhileRevalidate({
+    cacheName: 'images',
+    plugins: [
+      // Ensure that once this runtime cache reaches a maximum size the
+      // least-recently used images are removed.
+      new ExpirationPlugin({ maxEntries: 50 }),
+    ],
+  })
+);
+
+// This allows the web app to trigger skipWaiting via
+// registration.waiting.postMessage({type: 'SKIP_WAITING'})
+self.addEventListener('message', (event) => {
+  if (event.data && event.data.type === 'SKIP_WAITING') {
+    self.skipWaiting();
+  }
+});
+
+// Any other custom service worker logic can go here.

src/serviceWorkerRegistration.js

@@ -0,0 +1,139 @@
+// This optional code is used to register a service worker.
+// register() is not called by default.
+
+// This lets the app load faster on subsequent visits in production, and gives
+// it offline capabilities. However, it also means that developers (and users)
+// will only see deployed updates on subsequent visits to a page, after all the
+// existing tabs open on the page have been closed, since previously cached
+// resources are updated in the background.
+
+// To learn more about the benefits of this model and instructions on how to
+// opt-in, read https://cra.link/PWA
+
+const isLocalhost = Boolean(
+  window.location.hostname === 'localhost' ||
+    // [::1] is the IPv6 localhost address.
+    window.location.hostname === '[::1]' ||
+    // 127.0.0.0/8 are considered localhost for IPv4.
+    window.location.hostname.match(/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/)
+);
+
+export function register(config) {
+  // if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) {
+  if ('serviceWorker' in navigator) {
+    // The URL constructor is available in all browsers that support SW.
+    const publicUrl = new URL(process.env.PUBLIC_URL, window.location.href);
+    if (publicUrl.origin !== window.location.origin) {
+      // Our service worker won't work if PUBLIC_URL is on a different origin
+      // from what our page is served on. This might happen if a CDN is used to
+      // serve assets; see https://github.com/facebook/create-react-app/issues/2374
+      return;
+    }
+
+    window.addEventListener('load', () => {
+      const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
+
+      if (isLocalhost) {
+        // This is running on localhost. Let's check if a service worker still exists or not.
+        checkValidServiceWorker(swUrl, config);
+
+        // Add some additional logging to localhost, pointing developers to the
+        // service worker/PWA documentation.
+        navigator.serviceWorker.ready.then(() => {
+          console.log(
+            'This web app is being served cache-first by a service ' +
+              'worker. To learn more, visit https://cra.link/PWA'
+          );
+        });
+      } else {
+        // Is not localhost. Just register service worker
+        registerValidSW(swUrl, config);
+      }
+    });
+  } else {
+  }
+}
+
+function registerValidSW(swUrl, config) {
+  navigator.serviceWorker
+    .register(swUrl)
+    .then((registration) => {
+      registration.onupdatefound = () => {
+        const installingWorker = registration.installing;
+        if (installingWorker == null) {
+          return;
+        }
+        installingWorker.onstatechange = () => {
+          if (installingWorker.state === 'installed') {
+            if (navigator.serviceWorker.controller) {
+              // At this point, the updated precached content has been fetched,
+              // but the previous service worker will still serve the older
+              // content until all client tabs are closed.
+              console.log(
+                'New content is available and will be used when all ' +
+                  'tabs for this page are closed. See https://cra.link/PWA.'
+              );
+
+              // Execute callback
+              if (config && config.onUpdate) {
+                config.onUpdate(registration);
+              }
+            } else {
+              // At this point, everything has been precached.
+              // It's the perfect time to display a
+              // "Content is cached for offline use." message.
+              console.log('Content is cached for offline use.');
+
+              // Execute callback
+              if (config && config.onSuccess) {
+                config.onSuccess(registration);
+              }
+            }
+          }
+        };
+      };
+    })
+    .catch((error) => {
+      console.error('Error during service worker registration:', error);
+    });
+}
+
+function checkValidServiceWorker(swUrl, config) {
+  // Check if the service worker can be found. If it can't reload the page.
+  fetch(swUrl, {
+    headers: { 'Service-Worker': 'script' },
+  })
+    .then((response) => {
+      // Ensure service worker exists, and that we really are getting a JS file.
+      const contentType = response.headers.get('content-type');
+      if (
+        response.status === 404 ||
+        (contentType != null && contentType.indexOf('javascript') === -1)
+      ) {
+        // No service worker found. Probably a different app. Reload the page.
+        navigator.serviceWorker.ready.then((registration) => {
+          registration.unregister().then(() => {
+            window.location.reload();
+          });
+        });
+      } else {
+        // Service worker found. Proceed as normal.
+        registerValidSW(swUrl, config);
+      }
+    })
+    .catch(() => {
+      console.log('No internet connection found. App is running in offline mode.');
+    });
+}
+
+export function unregister() {
+  if ('serviceWorker' in navigator) {
+    navigator.serviceWorker.ready
+      .then((registration) => {
+        registration.unregister();
+      })
+      .catch((error) => {
+        console.error(error.message);
+      });
+  }
+}