In notification bar accept or deny

website/public/API/edit_friendship.php

@@ -28,4 +28,4 @@ if(!empty($_POST["request"]) AND $friendship_status == 0) {
 
 $username = getUsername($_POST["userID"]);
 
-header("Location: profile.php?username=$username");
+header("Location: ../profile.php?username=$username");

website/public/js/notifications.js

@@ -1,9 +1,19 @@
 function showFriendNotifications(notifications) {
     $("#friendrequestslist").html("");
     for (i in notifications) {
+        var outgoing = "";
+        if (notifications[i].friend_state == "3") {
+            outgoing = "<button\
+                            name='accept' \
+                            class='accept-notification' \
+                            value='"+ notifications[i].userID +"'> \
+                        <i class='fa fa-check'></i> \
+                        </button>";
+        }
+
         $("#friendrequestslist").append(" \
             <li class='friend-item'> \
-                <form action='profile.php' method='post'> \
+                <form action='profile.php' method='get'> \
                     <button type='submit' \
                             name='username' \
                             value='"+ notifications[i].username +"'> \
@@ -15,18 +25,14 @@ function showFriendNotifications(notifications) {
                 </form> \
                 <div class='notification-options'>\
                     <form action='API/edit_friendship.php' method='post'> \
+                        <input type='hidden' name='userID' value='"+ notifications[i].userID +"' /> \
+                        "+ outgoing +" \
                         <button type='submit' \
-                                name='accept' \
-                                class='accept-notification' \
-                                value='"+ notifications[i].userID +"'> \
-                            <i class='fa fa-check'></i> \
-                        </button>\
-                        <button\
                                 name='delete' \
                                 class='deny-notification' \
                                 value='"+ notifications[i].userID +"'> \
                             <i class='fa fa-times'></i> \
-                        </button> \
+                        </button>\
                     <form>\
                 </div> \
             </li> \

website/queries/friendship.php

@@ -39,6 +39,21 @@ function selectAllFriendRequests() {
         SELECT
             `userID`,
             `username`,
+            CASE `status` IS NULL
+              WHEN TRUE THEN 0
+              WHEN FALSE THEN
+                CASE `status` = 'confirmed'
+                WHEN TRUE THEN
+                  1
+                WHEN FALSE THEN
+                  CASE `user1ID` = :userID
+                  WHEN TRUE THEN
+                    2
+                  WHEN FALSE THEN
+                    3
+                  END
+                END
+            END AS `friend_state`,
             LEFT(CONCAT(`user`.`fname`, ' ', `user`.`lname`), 15) as `name`,
             IFNULL(
                 `profilepicture`,