implementing firebase etc

Author: redbackspider77

.firebaserc

@@ -0,0 +1,5 @@
+{
+  "projects": {
+    "default": "sbhs-year-8-chess-tournament"
+  }
+}

.gitignore

@@ -0,0 +1,69 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+firebase-debug.log*
+firebase-debug.*.log*
+
+# Firebase cache
+.firebase/
+
+# Firebase config
+
+# Uncomment this if you'd like others to create their own Firebase project.
+# For a team working on the same Firebase project(s), it is recommended to leave
+# it commented so all members can deploy to the same project(s) in .firebaserc.
+# .firebaserc
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+
+# dataconnect generated files
+.dataconnect

app.js

@@ -8,42 +8,58 @@ const firebaseConfig = {
     storageBucket: "sbhs-year-8-chess-tournament.firebasestorage.app",
     messagingSenderId: "632119283742",
     appId: "1:632119283742:web:ea2e5b59f5d80df1cede0f",
-  };
-  
-  firebase.initializeApp(firebaseConfig);
-  const auth = firebase.auth();
-  const db = firebase.database();
-  
-  const signInBtn = document.getElementById("googleSignInBtn");
-  const userInfo = document.getElementById("user-info");
-  
-  signInBtn.addEventListener("click", () => {
-    const provider = new firebase.auth.GoogleAuthProvider();
-    auth.signInWithPopup(provider)
-      .then((result) => {
-        const user = result.user;
-        const email = user.email;
-        console.log(email);
-        if (!email.endsWith("@student.sbhs.nsw.edu.au")) {
-          alert("Please use your school Google account.");
-          auth.signOut();
-          return;
-        }
-  
-        // Add user to database
-        const uid = user.uid;
-        db.ref("users/" + uid).set({
-          name: user.displayName,
-          email: user.email,
-          score: 0
-        });
+};
+
+firebase.initializeApp(firebaseConfig);
+const auth = firebase.auth();
+const db = firebase.database();
+
+const signInBtn = document.getElementById("googleSignInBtn");
+const userInfo = document.getElementById("user-info");
+
+signInBtn.addEventListener("click", () => {
+const provider = new firebase.auth.GoogleAuthProvider();
+auth.signInWithPopup(provider)
+    .then((result) => {
+    const user = result.user;
+    const email = user.email;
+    console.log(email);
+    if (!email.endsWith("@student.sbhs.nsw.edu.au")) {
+        alert("Please use your school Google account.");
+        auth.signOut();
+        return;
+    }
+
+    // Add user to database
+    const uid = user.uid;
+    db.ref("users/" + uid).set({
+        name: user.displayName,
+        email: user.email,
+        score: 0
+    });
+
+    userInfo.innerText = `Signed in as ${user.displayName}`;
+    signInBtn.style.display = "none";
+    })
+    .catch((error) => {
+    console.error("Sign-in error:", error);
+    alert("Sign-in failed.");
+    });
+});
+
+auth.onAuthStateChanged(async (user) => {
+    if (user) {
+      const uid = user.uid;
+      const snapshot = await db.ref("users/" + uid).once("value");
+      const userData = snapshot.val();
 
-        userInfo.innerText = `Signed in as ${user.displayName}`;
-        signInBtn.style.display = "none";
-      })
-      .catch((error) => {
-        console.error("Sign-in error:", error);
-        alert("Sign-in failed.");
-      });
-  });
+      if (userData && userData.currentGameUrl) {
+        const link = document.createElement('a');
+        link.href = userData.currentGameUrl;
+        link.textContent = `Join your match as ${userData.lichessColor}`;
+        link.target = "_blank";
+        document.body.appendChild(link);
+      }
+    }
+});