Reconciled my code with master

2025-12-13 01:18:46 +00:00 · 2019-09-30 23:04:37 -04:00 · 2019-09-30 23:04:37 -04:00 · 201f5d8949
commit 201f5d8949
parent b1cfcda948
5 changed files with 499 additions and 171 deletions
--- a/.firebaserc
+++ b/.firebaserc
@ -5,4 +5,4 @@
    "Twistter1": "twistter-6a42d",
    "SuperTiger69": "twistter-e4649"
  }
-}
+}
--- a/firebase.json
+++ b/firebase.json
@ -1,29 +1,30 @@
 {
-  "database": {
-    "rules": "database.rules.json"
-  },
-  "firestore": {
-    "rules": "firestore.rules",
-    "indexes": "firestore.indexes.json"
-  },
-  "functions": {
-    "predeploy": [
-      "npm --prefix \"$RESOURCE_DIR\" run lint"
-    ]
-  },
-  "hosting": {
-    "public": "public",
-    "ignore": [
-      "firebase.json",
-      "**/.*",
-      "**/node_modules/**"
-    ],
-    "rewrites": [{
-      "source": "/feed",
-      "destination": "/feed.html"
-    }]
-  },
-  "storage": {
-    "rules": "storage.rules"
+    "database": {
+      "rules": "database.rules.json"
+    },
+    "firestore": {
+      "rules": "firestore.rules",
+      "indexes": "firestore.indexes.json"
+    },
+    "functions": {
+      "predeploy": [
+        "npm --prefix \"$RESOURCE_DIR\" run lint"
+      ]
+    },
+    "hosting": {
+      "public": "public",
+      "ignore": [
+        "firebase.json",
+        "**/.*",
+        "**/node_modules/**"
+      ],
+      "rewrites": [{
+        "source": "/feed",
+        "destination": "/feed.html"
+      }]
+    },
+    "storage": {
+      "rules": "storage.rules"
+    }
  }
-}
+  
--- a/functions/index.js
+++ b/functions/index.js
@ -5,7 +5,7 @@ const app = require('express')();
 admin.initializeApp();
 const db = admin.firestore();

-const firebaseConfig = {
+var config = {
    apiKey: "AIzaSyCvsWetg4qFdsPGfJ3LCw_QaaYzoan7Q34",
    authDomain: "twistter-e4649.firebaseapp.com",
    databaseURL: "https://twistter-e4649.firebaseio.com",
@ -15,40 +15,221 @@ const firebaseConfig = {
    appId: "1:20131817365:web:633c95fb08b16d4526b89c"
 };

+
 const firebase = require('firebase');
-firebase.initializeApp(firebaseConfig);
+firebase.initializeApp(config);

 // Acts as a middleman between the client and any function that you use it with
 // The function will only execute if the user is logged in, or rather, they have
 // a valid token
-const FBAuth = (req, resp, next) => {
+const firebaseAuth = (req, res, next) => {
    let idToken;

    if (req.headers.authorization && req.headers.authorization.startsWith('Bearer ')) {
        idToken = req.headers.authorization.split('Bearer ')[1];
    } else {
        console.error('No token found');
-        return resp.status(403).json({ error: 'Unauthorized' });
+        return res.status(403).json({ error: 'Unauthorized' });
    }

    admin.auth().verifyIdToken(idToken)
-        .then(decodedToken => {
-            req.user = decodedToken;
-            console.log(decodedToken);
-            return db.collection('users')
-                .where('userId', '==', req.user.uid)
-                .limit(1)
-                .get();
-        })
-        .then(data => {
-            req.user.handle = data.docs[0].data().handle;
-            return next();
-        })
-        .catch(err => {
-            console.error('Error verifying token', err);
-            return res.status(403).json(err);
-        })
-}
+    .then(decodedToken => {
+        req.user = decodedToken;
+        console.log(decodedToken);
+        return db.collection('users')
+        .where('userId', '==', req.user.uid)
+        .limit(1)
+        .get();
+    })
+    .then(data => {
+        req.user.username = data.docs[0].data().username;
+        return next();
+    })
+    .catch(err => {
+        console.error("Token verfication failed.", err);
+        return res.status(403).json(err);
+    });
+};
+
+app.post('/scream', firebaseAuth, (req, res) => {
+    const newScream = {
+        username: req.user.username,
+        body: req.body.body,
+        numLikes: 0,
+        numComments: 0,
+        time: new Date().toISOString()
+    };
+
+    let invalidCred = {};
+
+    //Body check
+    if(req.body.body.trim() === '') {
+        invalidCred.body = 'Body must not be blank';
+    }
+
+    //Overall check
+    if(Object.keys(invalidCred).length > 0) {
+        return res.status(400).json(errors);
+    }
+
+    db
+    .collection('screams')
+    .add(newScream)
+    .then(doc => {
+        res.json({ message: `Document ${doc.id} created successfully!` });
+    })
+    .catch(err => {
+        console.error(err);
+        return res.status(500).json({ error: 'Someting went wrong.' });
+    });
+});
+
+app.get('/screams', (req, res) => {
+    db
+    .collection('screams')
+    .orderBy('time', 'desc')
+    .get()
+    .then(data => {
+        let screams = [];
+        data.forEach(doc => {
+            screams.push({
+                username: doc.data().username,
+                body: doc.data().body,
+                numLikes: doc.data().numLikes,
+                numComments: doc.data().numComments,
+                time: doc.data().time,
+                screamId: doc.id
+            });
+        });
+        return res.json(screams);
+    })
+    .catch(err => {
+        console.error(err);
+        return res.status(500).json({ error: err.code });
+    });
+});
+
+app.post('/signup', (req, res) => {
+    const newUser = {
+        email: req.body.email,
+        username: req.body.username,
+        password: req.body.password,
+        confirmPassword: req.body.confirmPassword,
+        time: new Date().toISOString()
+    };
+
+    let invalidCred = {};
+
+    const emailRegEx = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
+
+    //Email check
+    if(newUser.email.trim() === '') {
+        invalidCred.email = 'Email must not be blank.';
+    }
+    else if(!newUser.email.match(emailRegEx)) {
+        invalidCred.email = 'Email is invalid.';
+    }
+
+    //Username check
+    if(newUser.username.trim() === '') {
+        invalidCred.username = 'Username must not be blank.';
+    }
+    else if(newUser.username.length < 4 || newUser.username.length > 30) {
+        invalidCred.username = 'Username must be between 4-30 characters long.';
+    }
+
+    //Password check
+    if(newUser.password.trim() === '') {
+        invalidCred.password = 'Password must not be blank.';
+    }
+    else if(newUser.password.length < 8 || newUser.password.length > 20) {
+        invalidCred.password = 'Password must be between 8-20 characters long.';
+    }
+
+    //Confirm password check
+    if(newUser.confirmPassword !== newUser.password) {
+        invalidCred.confirmPassword = 'Passwords must match.';
+    }
+
+    //Overall check
+    if(Object.keys(invalidCred).length > 0) {
+        return res.status(400).json(errors);
+    }
+    
+    let idToken, userId;
+
+    db.doc(`/users/${newUser.username}`).get()
+    .then(doc => {
+        if(doc.exists) {
+            return res.status(400).json({ username: 'This username is already taken.' });
+        }
+        return firebase.auth().createUserWithEmailAndPassword(newUser.email, newUser.password);
+    })
+    .then(data => {
+        userId = data.user.uid;
+        return data.user.getIdToken();
+    })
+    .then(token => {
+        idToken = token;
+        const userCred = {
+            email: req.body.email,
+            username: newUser.username,
+            time: newUser.time,
+            userId
+        }
+        return db.doc(`/users/${newUser.username}`).set(userCred);
+    })
+    .then(() => {
+        return res.status(201).json({ idToken });
+    })
+    .catch(err => {
+        console.error(err);
+        if(err.code === 'auth/email-already-in-use') {
+            return res.status(500).json({ email: 'This email is already taken.' });
+        }
+        return res.status(500).json({ error: err.code });
+    });
+});
+
+app.post('/login', (req, res) => {
+    const user = {
+        email: req.body.email,
+        password: req.body.password
+    }
+
+    //Auth validation
+    let invalidCred = {};
+
+    //Email check
+    if(user.email.trim() === '') {
+        invalidCred.email = 'Email must not be blank.';
+    }
+
+    //Password check
+    if(user.password.trim() === '') {
+        invalidCred.password = 'Password must not be blank.';
+    }
+
+    //Overall check
+    if(Object.keys(invalidCred).length > 0) {
+        return res.status(400).json(errors);
+    }
+
+    firebase.auth().signInWithEmailAndPassword(user.email, user.password)
+    .then(data => {
+        return data.user.getIdToken();
+    })
+    .then(token => {
+        return res.json({token});
+    })
+    .catch(err => {
+        console.error(err);
+        if(err.code === 'auth/wrong-password') {
+            return res.status(403).json({ general: 'Invalid credentials. Please try again.' });
+        }
+        return res.status(500).json({ error: err.code });
+    });
+});

 app.get('/getUsers', (req, res) => {
    admin.firestore().collection('users').get().then(data => {
--- a/functions/package-lock.json
+++ b/functions/package-lock.json
@ -24,16 +24,31 @@
      }
    },
    "@firebase/app": {
-      "version": "0.4.16",
-      "resolved": "https://registry.npmjs.org/@firebase/app/-/app-0.4.16.tgz",
+      "version": "0.4.17",
+      "resolved": "https://registry.npmjs.org/@firebase/app/-/app-0.4.17.tgz",
      "integrity": "sha512-4aa6ixQlV6xQxj4HbwFKrfYZnnKk8AtB/vEEuIaBCGQYBvV287OVNCozXd4CC4Q4I4Vtkzrc+kggahYFl8nDWQ==",
      "requires": {
        "@firebase/app-types": "0.4.3",
-        "@firebase/logger": "0.1.24",
-        "@firebase/util": "0.2.27",
+        "@firebase/logger": "0.1.25",
+        "@firebase/util": "0.2.28",
        "dom-storage": "2.1.0",
        "tslib": "1.10.0",
        "xmlhttprequest": "1.8.0"
+      },
+      "dependencies": {
+        "@firebase/logger": {
+          "version": "0.1.25",
+          "resolved": "https://registry.npmjs.org/@firebase/logger/-/logger-0.1.25.tgz",
+          "integrity": "sha512-/lRhuepVcCCnQ2jcO5Hr08SYdmZDTQU9fdPdzg+qXJ9k/QnIrD2RbswXQcL6mmae3uPpX7fFXQAoScJ9pzp50w=="
+        },
+        "@firebase/util": {
+          "version": "0.2.28",
+          "resolved": "https://registry.npmjs.org/@firebase/util/-/util-0.2.28.tgz",
+          "integrity": "sha512-ZQMAWtXj8y5kvB6izs0aTM/jG+WO8HpqhXA/EwD6LckJ+1P5LnAhaLZt1zR4HpuCE+jeP5I32Id5RJ/aifFs6A==",
+          "requires": {
+            "tslib": "1.10.0"
+          }
+        }
      }
    },
    "@firebase/app-types": {
@ -55,8 +70,8 @@
      "integrity": "sha512-foQHhvyB0RR+mb/+wmHXd/VOU+D8fruFEW1k79Q9wzyTPpovMBa1Mcns5fwEWBhUfi8bmoEtaGB8RSAHnTFzTg=="
    },
    "@firebase/database": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/@firebase/database/-/database-0.5.2.tgz",
+      "version": "0.5.3",
+      "resolved": "https://registry.npmjs.org/@firebase/database/-/database-0.5.3.tgz",
      "integrity": "sha512-LnXKRE1AmjlS+iRF7j8vx+Ni8x85CmLP5u5Pw5rDKhKLn2eTR1tJKD937mUeeGEtDHwR1rrrkLYOqRR2cSG3hQ==",
      "requires": {
        "@firebase/database-types": "0.4.3",
@ -75,17 +90,32 @@
      }
    },
    "@firebase/firestore": {
-      "version": "1.5.2",
-      "resolved": "https://registry.npmjs.org/@firebase/firestore/-/firestore-1.5.2.tgz",
+      "version": "1.5.3",
+      "resolved": "https://registry.npmjs.org/@firebase/firestore/-/firestore-1.5.3.tgz",
      "integrity": "sha512-CPYLvkGZBKE47oQC9a0q13UMVRj3LvnSbB1nOerktE3CGRHKy44LxDumamN8Kj067hV/80mKK9FdbeUufwO/Rg==",
      "requires": {
        "@firebase/firestore-types": "1.5.0",
-        "@firebase/logger": "0.1.24",
-        "@firebase/util": "0.2.27",
+        "@firebase/logger": "0.1.25",
+        "@firebase/util": "0.2.28",
        "@firebase/webchannel-wrapper": "0.2.26",
        "@grpc/proto-loader": "^0.5.0",
        "grpc": "1.23.3",
        "tslib": "1.10.0"
+      },
+      "dependencies": {
+        "@firebase/logger": {
+          "version": "0.1.25",
+          "resolved": "https://registry.npmjs.org/@firebase/logger/-/logger-0.1.25.tgz",
+          "integrity": "sha512-/lRhuepVcCCnQ2jcO5Hr08SYdmZDTQU9fdPdzg+qXJ9k/QnIrD2RbswXQcL6mmae3uPpX7fFXQAoScJ9pzp50w=="
+        },
+        "@firebase/util": {
+          "version": "0.2.28",
+          "resolved": "https://registry.npmjs.org/@firebase/util/-/util-0.2.28.tgz",
+          "integrity": "sha512-ZQMAWtXj8y5kvB6izs0aTM/jG+WO8HpqhXA/EwD6LckJ+1P5LnAhaLZt1zR4HpuCE+jeP5I32Id5RJ/aifFs6A==",
+          "requires": {
+            "tslib": "1.10.0"
+          }
+        }
      }
    },
    "@firebase/firestore-types": {
@ -94,9 +124,9 @@
      "integrity": "sha512-VhRHNbEbak+R2iK8e1ir2Lec7eaHMZpGTRy6LMtzATYthlkwNHF9tO8JU8l6d1/kYkI4+DWzX++i3HhTziHEWA=="
    },
    "@firebase/functions": {
-      "version": "0.4.17",
-      "resolved": "https://registry.npmjs.org/@firebase/functions/-/functions-0.4.17.tgz",
-      "integrity": "sha512-heWMXrR3hgvQNe1JEZMUeY7a0QFLMVwVS+lzLq/lzk06bj22X9bJy7Yct+/P9P1ftnsCGLrhk3jAEuL78seoqg==",
+      "version": "0.4.18",
+      "resolved": "https://registry.npmjs.org/@firebase/functions/-/functions-0.4.18.tgz",
+      "integrity": "sha512-N/ijwpxJy26kOErYIi5QS8pQgMZEuEMF/zDaNmgqcoN3J8P52NhBnVQZnIl+U4W96nQfNiURhSwXEERHFyvSZQ==",
      "requires": {
        "@firebase/functions-types": "0.3.8",
        "@firebase/messaging-types": "0.3.2",
@ -110,14 +140,24 @@
      "integrity": "sha512-9hajHxA4UWVCGFmoL8PBYHpamE3JTNjObieMmnvZw3cMRTP2EwipMpzZi+GPbMlA/9swF9yHCY/XFAEkwbvdgQ=="
    },
    "@firebase/installations": {
-      "version": "0.2.6",
-      "resolved": "https://registry.npmjs.org/@firebase/installations/-/installations-0.2.6.tgz",
-      "integrity": "sha512-hkuKmBtnsmqIfWxt9KyaN+cP574pfTcB81IG5tnmVcgP1xQ4hyQ9LRP0M7jDTGWMw272TInBzUuaM05xw9GMnA==",
+      "version": "0.2.7",
+      "resolved": "https://registry.npmjs.org/@firebase/installations/-/installations-0.2.7.tgz",
+      "integrity": "sha512-67tzowHVwRBtEuB1HLMD+fCdoRyinOQlMKBes7UwrtZIVd0CPDUqAKxNqup5EypWZb7O2tqFtRzK7POajfSNMA==",
      "requires": {
        "@firebase/installations-types": "0.1.2",
-        "@firebase/util": "0.2.27",
+        "@firebase/util": "0.2.28",
        "idb": "3.0.2",
        "tslib": "1.10.0"
+      },
+      "dependencies": {
+        "@firebase/util": {
+          "version": "0.2.28",
+          "resolved": "https://registry.npmjs.org/@firebase/util/-/util-0.2.28.tgz",
+          "integrity": "sha512-ZQMAWtXj8y5kvB6izs0aTM/jG+WO8HpqhXA/EwD6LckJ+1P5LnAhaLZt1zR4HpuCE+jeP5I32Id5RJ/aifFs6A==",
+          "requires": {
+            "tslib": "1.10.0"
+          }
+        }
      }
    },
    "@firebase/installations-types": {
@ -131,13 +171,23 @@
      "integrity": "sha512-wPwhWCepEjWiTIqeC9U+7Hcw4XwezKPdXmyXbYSPiWNDcVekNgMPkntwSK+/2ufJO/1nMwAL2n6fL12oQG/PpQ=="
    },
    "@firebase/messaging": {
-      "version": "0.4.10",
-      "resolved": "https://registry.npmjs.org/@firebase/messaging/-/messaging-0.4.10.tgz",
-      "integrity": "sha512-WqtSqlulV2ix4MZ3r1HwGAEj0DiEWtpNCSPh5wOXZsj8Kd01Q2QPTLUtUWmwXSV9WCQWnowfE2x8wjq5388ixw==",
+      "version": "0.4.11",
+      "resolved": "https://registry.npmjs.org/@firebase/messaging/-/messaging-0.4.11.tgz",
+      "integrity": "sha512-KYt479yio6ThkV7Pb9LRB1KPIBio+OR4RozwyoLC1ZSVQdTIrd/sVEuDSzYY88Wh/6Kg6ejdu2z6mfWG9l1ZaQ==",
      "requires": {
        "@firebase/messaging-types": "0.3.2",
-        "@firebase/util": "0.2.27",
+        "@firebase/util": "0.2.28",
        "tslib": "1.10.0"
+      },
+      "dependencies": {
+        "@firebase/util": {
+          "version": "0.2.28",
+          "resolved": "https://registry.npmjs.org/@firebase/util/-/util-0.2.28.tgz",
+          "integrity": "sha512-ZQMAWtXj8y5kvB6izs0aTM/jG+WO8HpqhXA/EwD6LckJ+1P5LnAhaLZt1zR4HpuCE+jeP5I32Id5RJ/aifFs6A==",
+          "requires": {
+            "tslib": "1.10.0"
+          }
+        }
      }
    },
    "@firebase/messaging-types": {
@ -146,15 +196,30 @@
      "integrity": "sha512-2qa2qNKqpalmtwaUV3+wQqfCm5myP/dViIBv+pXF8HinemIfO1IPQtr9pCNfsSYyus78qEhtfldnPWXxUH5v0w=="
    },
    "@firebase/performance": {
-      "version": "0.2.18",
-      "resolved": "https://registry.npmjs.org/@firebase/performance/-/performance-0.2.18.tgz",
-      "integrity": "sha512-PcN+nTPaMGqODfwAXgwbaCvcxXH+YzvK6UpZzm0Bl9wmW28/oJipnUxF3cYbVGCiaLAaByIPVSIF22XhTOjUtA==",
+      "version": "0.2.19",
+      "resolved": "https://registry.npmjs.org/@firebase/performance/-/performance-0.2.19.tgz",
+      "integrity": "sha512-dINWwR/XcSiSnFNNX7QWfec8bymiXk1Zp6mPyPN+R9ONMrpDbygQUy06oT/6r/xx9nHG4Za6KMUJag3sWNKqnQ==",
      "requires": {
-        "@firebase/installations": "0.2.6",
-        "@firebase/logger": "0.1.24",
+        "@firebase/installations": "0.2.7",
+        "@firebase/logger": "0.1.25",
        "@firebase/performance-types": "0.0.3",
-        "@firebase/util": "0.2.27",
+        "@firebase/util": "0.2.28",
        "tslib": "1.10.0"
+      },
+      "dependencies": {
+        "@firebase/logger": {
+          "version": "0.1.25",
+          "resolved": "https://registry.npmjs.org/@firebase/logger/-/logger-0.1.25.tgz",
+          "integrity": "sha512-/lRhuepVcCCnQ2jcO5Hr08SYdmZDTQU9fdPdzg+qXJ9k/QnIrD2RbswXQcL6mmae3uPpX7fFXQAoScJ9pzp50w=="
+        },
+        "@firebase/util": {
+          "version": "0.2.28",
+          "resolved": "https://registry.npmjs.org/@firebase/util/-/util-0.2.28.tgz",
+          "integrity": "sha512-ZQMAWtXj8y5kvB6izs0aTM/jG+WO8HpqhXA/EwD6LckJ+1P5LnAhaLZt1zR4HpuCE+jeP5I32Id5RJ/aifFs6A==",
+          "requires": {
+            "tslib": "1.10.0"
+          }
+        }
      }
    },
    "@firebase/performance-types": {
@ -163,9 +228,9 @@
      "integrity": "sha512-RuC63nYJPJU65AsrNMc3fTRcRgHiyNcQLh9ufeKUT1mEsFgpxr167gMb+tpzNU4jsbvM6+c6nQAFdHpqcGkRlQ=="
    },
    "@firebase/polyfill": {
-      "version": "0.3.21",
-      "resolved": "https://registry.npmjs.org/@firebase/polyfill/-/polyfill-0.3.21.tgz",
-      "integrity": "sha512-2mqS3FQHMhCGyfMGRsaZEypHSBD8hVmp9ZBnZSkn8hq5sSOLiNTFSC0FsvNu5z99GNsPQJFTui8bxcZl5cHQbw==",
+      "version": "0.3.22",
+      "resolved": "https://registry.npmjs.org/@firebase/polyfill/-/polyfill-0.3.22.tgz",
+      "integrity": "sha512-PYbEqDHJhJJoF2Q5IB/oP0Tz6O2vSUPtODy9kUQibi+T0bK1gkTaySPwz8GAgHfIpFNENj1kK+7Xpf87R8bYbw==",
      "requires": {
        "core-js": "3.2.1",
        "promise-polyfill": "8.1.3",
@ -180,13 +245,23 @@
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-        "gcp-metadata": "^2.0.0",
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        "jws": "^3.1.5",
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@ -1626,6 +1737,7 @@
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@ -1633,7 +1745,8 @@
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@ -2076,6 +2189,7 @@
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      "resolved": "https://registry.npmjs.org/gtoken/-/gtoken-4.0.0.tgz",
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+      "optional": true,
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@ -2131,7 +2245,8 @@
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          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
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+          "optional": true
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@ -2209,6 +2324,7 @@
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      "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-2.2.2.tgz",
      "integrity": "sha512-c8Ndjc9Bkpfx/vCJueCPy0jlP4ccCCSNDp8xwCZzPjKJUm+B+u9WX2x98Qx4n1PiMNTWo3D7KK5ifNV/yJyRzg==",
+      "optional": true,
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@ -2246,7 +2362,8 @@
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      "resolved": "https://registry.npmjs.org/imurmurhash/-/imurmurhash-0.1.4.tgz",
-      "integrity": "sha1-khi5srkoojixPcT7a21XbyMUU+o="
+      "integrity": "sha1-khi5srkoojixPcT7a21XbyMUU+o=",
+      "optional": true
    },
    "inflight": {
      "version": "1.0.6",
@ -2261,7 +2378,8 @@
    "inherits": {
      "version": "2.0.4",
      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
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+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "optional": true
    },
    "inquirer": {
      "version": "6.5.2",
@ -2326,8 +2444,10 @@
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      "version": "2.0.0",
      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
-      "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
-      "dev": true
+      "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+      "requires": {
+        "number-is-nan": "^1.0.0"
+      }
    },
    "is-obj": {
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@ -2364,7 +2484,8 @@
    "is-typedarray": {
      "version": "1.0.0",
      "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
-      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo="
+      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=",
+      "optional": true
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    "isarray": {
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@ -2418,6 +2539,7 @@
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      "resolved": "https://registry.npmjs.org/json-bigint/-/json-bigint-0.3.0.tgz",
      "integrity": "sha1-DM2RLEuCcNBfBW+9E4FLU9OCWx4=",
+      "optional": true,
      "requires": {
        "bignumber.js": "^7.0.0"
      }
@ -2559,6 +2681,7 @@
      "version": "5.1.1",
      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",
      "integrity": "sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==",
+      "optional": true,
      "requires": {
        "yallist": "^3.0.2"
      }
@ -2590,7 +2713,8 @@
    "mime": {
      "version": "2.4.4",
      "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.4.tgz",
-      "integrity": "sha512-LRxmNwziLPT828z+4YkNzloCFC2YM4wrB99k+AV5ZbEyfGNWfG8SO1FUXLmLDBSo89NrJZ4DIWeLjy1CHGhMGA=="
+      "integrity": "sha512-LRxmNwziLPT828z+4YkNzloCFC2YM4wrB99k+AV5ZbEyfGNWfG8SO1FUXLmLDBSo89NrJZ4DIWeLjy1CHGhMGA==",
+      "optional": true
    },
    "mime-db": {
      "version": "1.41.0",
@ -2679,7 +2803,8 @@
    "node-fetch": {
      "version": "2.6.0",
      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.6.0.tgz",
-      "integrity": "sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA=="
+      "integrity": "sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA==",
+      "optional": true
    },
    "node-forge": {
      "version": "0.7.4",
@ -2705,7 +2830,8 @@
    "object-keys": {
      "version": "1.1.1",
      "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
-      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA=="
+      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
+      "optional": true
    },
    "on-finished": {
      "version": "2.3.0",
@ -2719,6 +2845,7 @@
      "version": "1.4.0",
      "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
      "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
+      "optional": true,
      "requires": {
        "wrappy": "1"
      }
@ -2826,7 +2953,8 @@
    "process-nextick-args": {
      "version": "2.0.1",
      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
-      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag=="
+      "integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==",
+      "optional": true
    },
    "progress": {
      "version": "2.0.3",
@ -2879,6 +3007,7 @@
      "version": "3.0.0",
      "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
      "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==",
+      "optional": true,
      "requires": {
        "end-of-stream": "^1.1.0",
        "once": "^1.3.1"
@ -2888,6 +3017,7 @@
      "version": "2.0.0",
      "resolved": "https://registry.npmjs.org/pumpify/-/pumpify-2.0.0.tgz",
      "integrity": "sha512-ieN9HmpFPt4J4U4qnjN4BxrnqpPPXJyp3qFErxfwBtFOec6ewpIHdS2eu3TkmGW6S+RzFGEOGpm5ih/X/onRPQ==",
+      "optional": true,
      "requires": {
        "duplexify": "^4.1.1",
        "inherits": "^2.0.3",
@ -2898,6 +3028,7 @@
          "version": "4.1.1",
          "resolved": "https://registry.npmjs.org/duplexify/-/duplexify-4.1.1.tgz",
          "integrity": "sha512-DY3xVEmVHTv1wSzKNbwoU6nVjzI369Y6sPoqfYr0/xlx3IdX2n94xIszTcjPO8W8ZIv0Wb0PXNcjuZyT4wiICA==",
+          "optional": true,
          "requires": {
            "end-of-stream": "^1.4.1",
            "inherits": "^2.0.3",
@ -2909,6 +3040,7 @@
          "version": "3.4.0",
          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.4.0.tgz",
          "integrity": "sha512-jItXPLmrSR8jmTRmRWJXCnGJsfy85mB3Wd/uINMXA65yrnFo0cPClFIUWzo2najVNSl+mx7/4W8ttlLWJe99pQ==",
+          "optional": true,
          "requires": {
            "inherits": "^2.0.3",
            "string_decoder": "^1.1.1",
@ -2919,6 +3051,7 @@
          "version": "1.3.0",
          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
          "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+          "optional": true,
          "requires": {
            "safe-buffer": "~5.2.0"
          }
@ -3073,7 +3206,8 @@
    "semver": {
      "version": "6.3.0",
      "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
-      "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
+      "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==",
+      "optional": true
    },
    "send": {
      "version": "0.17.1",
@ -3156,7 +3290,8 @@
    "signal-exit": {
      "version": "3.0.2",
      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
-      "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0="
+      "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0=",
+      "optional": true
    },
    "slice-ansi": {
      "version": "2.1.0",
@ -3190,6 +3325,7 @@
      "version": "1.0.5",
      "resolved": "https://registry.npmjs.org/stream-events/-/stream-events-1.0.5.tgz",
      "integrity": "sha512-E1GUzBSgvct8Jsb3v2X15pjzN1tYebtbLaMg+eBOUOAxgbLoSbT2NS91ckc5lJD1KfLjId+jXJRgo0qnV5Nerg==",
+      "optional": true,
      "requires": {
        "stubs": "^3.0.0"
      }
@ -3197,7 +3333,8 @@
    "stream-shift": {
      "version": "1.0.0",
      "resolved": "https://registry.npmjs.org/stream-shift/-/stream-shift-1.0.0.tgz",
-      "integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI="
+      "integrity": "sha1-1cdSgl5TZ+eG944Y5EXqIjoVWVI=",
+      "optional": true
    },
    "streamsearch": {
      "version": "0.1.2",
@ -3207,9 +3344,9 @@
    "string-width": {
      "version": "2.1.1",
      "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
-      "integrity": "sha512-nOqH59deCq9SRHlxq1Aw85Jnt4w6KvLKqWVik6oA9ZklXLNIOlqg4F2yrT1MVaTjAqvVwdfeZ7w7aCvJD7ugkw==",
-      "dev": true,
+      "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
      "requires": {
+        "code-point-at": "^1.0.0",
        "is-fullwidth-code-point": "^2.0.0",
        "strip-ansi": "^4.0.0"
      }
@ -3223,7 +3360,7 @@
    "strip-ansi": {
      "version": "4.0.0",
      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-4.0.0.tgz",
-      "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+      "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
      "dev": true,
      "requires": {
        "ansi-regex": "^3.0.0"
@ -3238,7 +3375,8 @@
    "stubs": {
      "version": "3.0.0",
      "resolved": "https://registry.npmjs.org/stubs/-/stubs-3.0.0.tgz",
-      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls="
+      "integrity": "sha1-6NK6H6nJBXAwPAMLaQD31fiavls=",
+      "optional": true
    },
    "supports-color": {
      "version": "5.5.0",
@ -3318,6 +3456,7 @@
      "version": "3.0.1",
      "resolved": "https://registry.npmjs.org/through2/-/through2-3.0.1.tgz",
      "integrity": "sha512-M96dvTalPT3YbYLaKaCuwu+j06D/8Jfib0o/PxbVt6Amhv3dUAtW6rTV1jPgJSBG83I/e04Y6xkVdVhSRhi0ww==",
+      "optional": true,
      "requires": {
        "readable-stream": "2 || 3"
      },
@ -3326,6 +3465,7 @@
          "version": "3.4.0",
          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.4.0.tgz",
          "integrity": "sha512-jItXPLmrSR8jmTRmRWJXCnGJsfy85mB3Wd/uINMXA65yrnFo0cPClFIUWzo2najVNSl+mx7/4W8ttlLWJe99pQ==",
+          "optional": true,
          "requires": {
            "inherits": "^2.0.3",
            "string_decoder": "^1.1.1",
@ -3336,6 +3476,7 @@
          "version": "1.3.0",
          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
          "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+          "optional": true,
          "requires": {
            "safe-buffer": "~5.2.0"
          }
@ -3420,7 +3561,8 @@
    "util-deprecate": {
      "version": "1.0.2",
      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "optional": true
    },
    "utils-merge": {
      "version": "1.0.1",
@ -3529,7 +3671,8 @@
    "wrappy": {
      "version": "1.0.2",
      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "optional": true
    },
    "write": {
      "version": "1.0.3",
@ -3555,7 +3698,8 @@
    "xdg-basedir": {
      "version": "4.0.0",
      "resolved": "https://registry.npmjs.org/xdg-basedir/-/xdg-basedir-4.0.0.tgz",
-      "integrity": "sha512-PSNhEJDejZYV7h50BohL09Er9VaIefr2LMAf3OEmpCkjOi34eYyQYAXUTjEQtZJTKcF0E2UKTh+osDLsgNim9Q=="
+      "integrity": "sha512-PSNhEJDejZYV7h50BohL09Er9VaIefr2LMAf3OEmpCkjOi34eYyQYAXUTjEQtZJTKcF0E2UKTh+osDLsgNim9Q==",
+      "optional": true
    },
    "xmlhttprequest": {
      "version": "1.8.0",
@ -3575,7 +3719,8 @@
    "yallist": {
      "version": "3.0.3",
      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
-      "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A=="
+      "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==",
+      "optional": true
    },
    "yargs": {
      "version": "3.32.0",
--- a/functions/package.json
+++ b/functions/package.json
@ -10,10 +10,11 @@
    "logs": "firebase functions:log"
  },
  "engines": {
-    "node": "8"
+    "node": "10"
  },
  "dependencies": {
-    "firebase": "^6.6.1",
+    "express": "^4.17.1",
+    "firebase": "^6.6.2",
    "firebase-admin": "^8.0.0",
    "firebase-functions": "^3.1.0"
  },