added the postgresql logic

functions/databases/postgres/verify.js

@@ -1,15 +1,50 @@
-module.exports = function(userID, phone) {
+module.exports = function(userID, code) {
+  const { pgConnect } = this;
   return new Promise((resolve, reject) => {
-    this.pgConnect()
+    pgConnect()
       .then(({ database, done }) => {
-        // pgClient.query... blah blah logic
-        //invoke done before your resolve this promise
-        done();
+        //Query to just check if the user was created
+        const query = "SELECT * FROM twoauthusers WHERE userid=$1";
+        const values = [String(userID)];
+
+        database
+          .query(query, values)
+          .then(res => {
+            const { sid, phone } = res.rows[0];
+
+            if (!sid)
+              reject(new Error("SID Error: No SID exists for this user."));
+            if (!phone)
+              reject(
+                new Error(
+                  "Phone Number Error: No phone number exists for this user."
+                )
+              );
+
+            return this.client.verify
+              .services(sid)
+              .verificationChecks.create({
+                to: phone,
+                code
+              })
+              .then(verification => {
+                if (verification.status === "approved") resolve(true);
+                resolve(false);
+              })
+              .catch(err => {
+                done();
+                resolve(false);
+              });
+          })
+          .catch(err => {
+            done();
+            reject(new Error("Could not find Database at Connection URI."));
+          });
       })
-      .catch((err, done) => {
-        //invoke done before you reject
+      .catch(err => {
         done();
-        reject(err);
+        reject(new Error("Could not find Database at Connection URI."));
       });
   });
+  //invoke done before you reject
 };