<?php
include 'NoDirectPhpAcess.php';
?>

<?php
$page = 'Courses+';
include 'Header.php';
$student_id = $_SESSION["user_student_id"];
$group_id = $_SESSION["user_group_id"];
$c_date = date("Y-m-d H:i");

if (!empty($_GET["url"])) {
    $course_url = $_GET["url"];
    $result = mysqli_query($con, "SELECT `Course_ID`, `Course_Name`, `Academic_Year`, `Faculty`,"
        . " `Lecturer_User_ID`, `TA_User_ID`, `Course_Code`, `URL`, `Verify_New_Members`  "
        . " , users_table.Full_Name  FROM `courses_table` INNER JOIN users_table"
        . " ON users_table.User_ID=courses_table.Lecturer_User_ID where URL='$course_url' ");

    if (mysqli_num_rows($result) == 0) {

        echo "No course matching the given course URL: " . $course_url;
    } else {
        while ($row = mysqli_fetch_assoc($result)) {
            $name = $row['Course_Name'];
            $code = $row['Course_Code'];
            $faculty = $row['Faculty'];
            $lecturer = $row['Full_Name'];
            $academic = $row['Academic_Year'];
            $url = $row['URL'];
            $course_id = $row['Course_ID'];
            // also get teaching assistant names(if any)
            $ta_result = mysqli_query($con, "SELECT Full_Name FROM users_table where User_ID in (select TA from course_ta where Course_ID='$course_id');");
            if (mysqli_num_rows($ta_result) == 0) {
                echo    "  <div class='alert' style='margin-left:20px;border-bottom:2px solid #1D91EF;'> <a href='~\..\Courses.php?course=$url'>
  Courses > $name ($code) > Lab Reports <br> <span style='font-size:8pt'>Faculty: $faculty  | Year: $academic | Lecturer: $lecturer  </span>
       </a></div> ";
            } else {
                $ta_name = "";
                while ($row = mysqli_fetch_assoc($ta_result)) {
                    $ta_name = $ta_name . $row['Full_Name'] . " ";
                }
                $ta_name = trim($ta_name);
                echo    "  <div class='alert' style='margin-left:20px;border-bottom:2px solid #1D91EF;'> <a href='~\..\Courses.php?course=$url'>
  Courses > $name ($code) > Lab Reports <br> <span style='font-size:8pt'>Faculty: $faculty  | Year: $academic | Lecturer: $lecturer | Teaching Assistant: $ta_name </span>
       </a></div> ";
            }
        }
    }
}
?>

<div class="row" style='margin-left:20px;float:left'>

    <?php

    if (isset($_SESSION['info_ReMarking'])) {
        echo '<hr><div class="alert alert-info" role="alert" style="float:left;">' . $_SESSION['info_ReMarking'] . '</div>';
        $_SESSION['info_ReMarking'] = null;
    }

    if (isset($_SESSION['info_courses'])) {
        echo '<hr><div class="alert alert-info" role="alert" style="float:left;">' . $_SESSION['info_courses'] . '</div>';
        $_SESSION['info_courses'] = null;
    }
    ?>

</div>

<?php

if ($_SESSION['user_type'] == "Student") {

?>
    <hr>

    <div class="row" style="width:95%;margin:auto; text-align:left;">

        <div class="col-md-9">

            <!-- Nav tabs -->

            <ul class="nav nav-tabs" role="tablist">
                <li class="nav-item">
                    <a class="nav-link active" data-toggle="tab" href="#menu1">New</a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-toggle="tab" href="#menu2">Missed</a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-toggle="tab" href="#menu3">Submitted</a>
                </li>
                <li class="nav-item">
                    <a class="nav-link" data-toggle="tab" href="#menu4" id="marked_tab">Marked</a>
                </li>

                <!----------Delete Course Button----------->
                <li>
                    <html>

                    <body>

                        <div class="modal fade" id="delcourse">
                            <div class="modal-dialog">
                                <div class="modal-content">
                                    <div class="modal-header">
                                        <h2 class="modal-title">Please confirm!</h2>
                                        <button type="button" class="close red" data-dismiss="modal">
                                            <span>&times;</span>
                                        </button>
                                    </div>
                                    <div class="modal-body">
                                        <p>Are you sure about deleting this course? This action can not be reversed!</p>
                                    </div>
                                    <div class="modal-footer">
                                        <form method="POST" action="">
                                            <button type="button" class="btn action-button blue" data-dismiss="modal">Cancel</button>
                                            <input type="submit" name="submit" class="btn action-button red" value="Delete" />
                                        </form>

                                    </div>
                                </div>
                            </div>
                        </div>
        </div>
        <div class="row">
            <div class="col">
                <button type="button" class="btn action-button red" data-toggle="modal" data-target="#delcourse">Delete Course</button>
            </div>
        </div>
    </div>
    </div>

    <?php

    // Connect to MySQL database
    $con = mysqli_connect("localhost",  $mysql_username, $mysql_password, "lrr");

    // Check connection
    if (mysqli_connect_errno()) {
        echo "Failed to connect to MySQL: " . mysqli_connect_error();
    }
    if (isset($_POST['submit'])) {
        header("Location: Courses.php");
        $result = mysqli_query($con, "DELETE FROM course_students_table WHERE Course_ID='$course_id'");
    }
    ?>

    <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
    <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
    <style>
        /*--------------------[ Delete Course Button ]*/
        .action-button {
            font-family: 'Pacifico', cursive;
            font-size: 18px;
            color: #FFF;
            text-decoration: none;
        }

        .red {
            background-color: #E74C3C;
            border-bottom: 5px solid #BD3E31;
            text-shadow: 0px -2px #BD3E31;
        }

        .blue {
            background-color: #4d4dff;
            border-bottom: 5px solid #4d4dff;
            text-shadow: 0px -2px #4d4dff;
        }
    </style>
    </body>

    </html>
    </li>
    </ul>

    <div class="tab-content">
        <div id="menu1" class="container tab-pane active"><br>

            <?php

            // Get groups of this students
            $sql = "SELECT course_group_members_table.Course_Group_id FROM course_group_members_table INNER JOIN course_groups_table ON course_group_members_table.Course_Group_id = course_groups_table.Course_Group_id WHERE course_group_members_table.Student_ID=$student_id and course_groups_table.Course_id=$course_id";

            $resultx1 = mysqli_query($con, $sql);
            while ($row = mysqli_fetch_assoc($resultx1)) {
                $_SESSION['group_id'] = $row['Course_Group_id'];
            }

            $group_id = $_SESSION['group_id'];

            if ($group_id == "") {
                $group_id = 0; // no group.  If the student has a group, the group number should be greater than 0.
            }

            // Show the assignment iff the following conditions are met: (1)
            // Before the deadline (2) Before the students' extended deadline (if any)
            // (3) none of the student's group members have already submitted
            // the assignment.

            $var = "SELECT Type, Lab_Report_ID, Marks, `Course_ID`, `Posted_Date`, `Deadline`, `Instructions`, lab_reports_table.Title, `Attachment_link_1`, `Attachment_link_2`, `Attachment_link_3`, `Attachment_link_4`" .
                " FROM `lab_reports_table`" .
                " WHERE Course_ID=$course_id" .
                " AND (Deadline > '$c_date' OR Lab_Report_ID IN (SELECT `Lab_Report_ID` FROM `extended_deadlines_table` WHERE Student_ID=$student_id AND Extended_Deadline_Date > '$c_date' AND Lab_Report_ID IN (SELECT Lab_Report_ID FROM lab_reports_table WHERE Course_ID=$course_id)))" .
                " AND Lab_Report_ID NOT IN (SELECT Lab_Report_ID FROM lab_report_submissions WHERE Course_Group_id IN (SELECT Course_Group_id FROM course_group_members_table WHERE Student_ID=$student_id))" .
                " ORDER BY Lab_Report_ID DESC";

            $result1 = mysqli_query($con, $var);

            if (mysqli_num_rows($result1) == 0) {
                echo "No active assignments for this course so far.";
            } else {

                while ($row = mysqli_fetch_assoc($result1)) {
                    $title = $row['Title'];
                    $type = $row['Type'];
                    $Marks = $row['Marks'];
                    $ins = $row['Instructions'];
                    $posted = $row['Posted_Date'];
                    $deadline = $row['Deadline'];
                    $att1 = $row['Attachment_link_1'];
                    $att2 = $row['Attachment_link_2'];
                    $att3 = $row['Attachment_link_3'];
                    $att4 = $row['Attachment_link_4'];
                    $labid = $row['Lab_Report_ID'];

                    $full_link = "<a href='~\..\Lab_Report_Assignments\\$att1'>$att1</a>";

                    if ($att2 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att2'>$att2</a>";
                    }
                    if ($att3 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att3'>$att3</a>";
                    }

                    if ($att4 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";
                    }
                    echo "   <k href='#'>   <div class='btn btn-default break-word' style='dislay:block; word-wrap: break-word; border: 1px solid #F0F0F0;border-left: 4px solid #03407B;'>
  $title ($type) <br> <span style='font-size:8pt'> $ins</span> 
   <br> <span style='font-size:8pt'>Posted : $posted &nbsp;&nbsp;&nbsp;&nbsp; Deadline :   $deadline   &nbsp;&nbsp;&nbsp;&nbsp;($Marks Marks)  &nbsp; &nbsp;&nbsp;&nbsp; &nbsp;<a href='~\..\SubmitLab.php?id=$labid&url=$url' class='btn-sm btn-info' style='margin-left:50px;' id='submit_lab_report_btn'> Submit Lab Report</a><br> Attachments : $full_link </span>  
</div></k>";
                }
            }
            echo "";
            ?>

        </div>

        <div id="menu2" class="container tab-pane"><br>

            <?php
            $group_id = $_SESSION['group_id'];
            if ($group_id == "") {
                $group_id = -1;
            } // Individual assignment does not require the student to have a group id.  Therefore, the group is an empty string. To make the following SQL statement work properly, initialize the group id to -1.
            $result  = mysqli_query($con, "SELECT Lab_Report_ID,Marks, `Course_ID`, `Posted_Date`, `Deadline`, `Instructions`, lab_reports_table.Title, `Attachment_link_1`, `Attachment_link_2`, `Attachment_link_3`, `Attachment_link_4`
          FROM `lab_reports_table`
          WHERE 
Lab_Report_ID not in (select Lab_Report_ID from lab_report_submissions where (Student_id=$student_id or Course_Group_id=$group_id)) and Course_ID=$course_id and Deadline < '$c_date'"
                . ""
                . ""
                . ""
                . ""
                . ""
                . ""
                . "ORDER by Lab_Report_ID DESC");

            if (mysqli_num_rows($result) == 0) {
                echo "You missed no lab reports in this course.";
            } else {
                while ($row = mysqli_fetch_assoc($result)) {
                    $title = $row['Title'];
                    $marks = $row['Marks'];
                    $ins = $row['Instructions'];
                    $posted = $row['Posted_Date'];
                    $deadline = $row['Deadline'];
                    $att1 = $row['Attachment_link_1'];
                    $att2 = $row['Attachment_link_2'];
                    $att3 = $row['Attachment_link_3'];
                    $att4 = $row['Attachment_link_4'];
                    $id = $row['Lab_Report_ID'];

                    $full_link = "<a href='~\..\Lab_Report_Assignments\\$att1'>$att1</a>";

                    if ($att2 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att2'>$att2</a>";
                    }
                    if ($att3 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att3'>$att3</a>";
                    }

                    if ($att4 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";
                    };

                    echo "<div class='btn btn-default break-word' style='dislay:block; word-wrap: break-word; border: 1px solid #F0F0F0;border-left: 4px solid #03407B;'><span class='btn-sm btn-warning' style='margin-left:0px;'>MISSED</span> $title ($marks Marks) <br> <span style='font-size:8pt'> $ins</span> 
   <br> <span style='font-size:8pt'>Posted: $posted<br> Deadline: $deadline  &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;<br> Attachments : $full_link </span>
</div>";
                }
            }
            echo "";
            ?>

        </div>

        <div id="menu3" class="container tab-pane"><br>
            <?php

            $group_id = $_SESSION['group_id'];
            if ($group_id == "") {
                $group_id = -1;
            }  // This fixes "Submitted report not shown" http://118.25.96.118/bugzilla/show_bug.cgi?id=176

            $sql_stmt = "SELECT Lab_Report_ID, Marks, `Course_ID`, `Posted_Date`, `Deadline`, `Instructions`, lab_reports_table.Title, `Attachment_link_1`, `Attachment_link_2`, `Attachment_link_3`, `Attachment_link_4`
         FROM `lab_reports_table`
         WHERE Lab_Report_ID in (select Lab_Report_ID from lab_report_submissions"
                . " where Status='Pending' and (Student_id=$student_id or Course_Group_id=$group_id)  and Course_ID=$course_id) ORDER by Lab_Report_ID DESC";

            $resultx  = mysqli_query($con, $sql_stmt);

            if (mysqli_num_rows($resultx) == 0) {
                echo "You have no lab report submissions in this course.";
            } else {
                while ($row = mysqli_fetch_assoc($resultx)) {
                    $lab_repo_id = $row['Lab_Report_ID'];
                    $title = $row['Title'];
                    $marks = $row['Marks'];
                    $ins = $row['Instructions'];
                    $posted = $row['Posted_Date'];
                    $deadline = $row['Deadline'];
                    $att1 = $row['Attachment_link_1'];
                    $att2 = $row['Attachment_link_2'];
                    $att3 = $row['Attachment_link_3'];
                    $att4 = $row['Attachment_link_4'];
                    $id = $row['Lab_Report_ID'];
                    if ($c_date < $deadline) {
                        $submittedx = "<a  href='~\..\SubmitLab.php?id=$id&url=$url' class='btn-sm btn-default'><i class='fa fa-check-circle'></i> Re-Submit </a>";
                    }

                    $full_link = "<a href='~\..\Lab_Report_Assignments\\$att1'>$att1</a>";

                    if ($att2 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att2'>$att2</a>";
                    }
                    if ($att3 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att3'>$att3</a>";
                    }

                    if ($att4 != "") {
                        $full_link = $full_link . "| <a href='~\..\Lab_Report_Assignments\\$att4'>$att4</a>";
                    }

                    echo "   <k href='#'>   <div class='btn btn-default break-word' style='dislay:block; word-wrap: break-word; border: 1px solid #F0F0F0;border-left: 4px solid #03407B;'>
  $title <br> <span style='font-size:8pt'> $ins</span> 
   <br> <span style='font-size:8pt'>Posted : $posted  Deadline :   $deadline  ($marks Marks) &nbsp; &nbsp;  $submittedx&nbsp; <span class='btn-sm btn-success' style='margin-left:50px;'><i class='fa fa-Edit-circle'></i>  Submitted </span>
<br> Submitted files: ";

                    $Sub_result = mysqli_query($con, "SELECT `Submission_ID`, `Submission_Date`, lab_report_submissions.Lab_Report_ID,
lab_report_submissions.Student_id sub_std, lab_report_submissions.Course_Group_id, `Attachment1`,
`Notes`, `Attachment2`, `Attachment3`, `Attachment4`, `Marks`, lab_report_submissions.Status, 
`Title`,users_table.Full_Name,course_group_members_table.Student_ID
FROM `lab_report_submissions`
Left JOIN users_table  on users_table.Student_ID=lab_report_submissions.Student_id
left JOIN course_group_members_table on course_group_members_table.Course_Group_id=lab_report_submissions.Course_Group_id
where Lab_Report_ID=$lab_repo_id and (lab_report_submissions.Student_id='$student_id')");

                    if (mysqli_num_rows($Sub_result) == 0) {
                        echo "No Attachments found.";
                    } else {
                        while ($row = mysqli_fetch_assoc($Sub_result)) {
                            $at1 = $row['Attachment1'];
                            $at2 = $row['Attachment2'];
                            $at3 = $row['Attachment3'];
                            $at4 = $row['Attachment4'];

                            $base_at1 = basename($at1);
                            $base_at2 = basename($at2);
                            $base_at3 = basename($at3);
                            $base_at4 = basename($at4);

                            $full_link = "<a href='~\..\Download.php?file=$at1&attachment=1'>$base_at1</a>";  // prevent students from directly accessing their classmates' submissions

                            if ($at2 != "") {
                                $full_link = $full_link . " | <a href='~\..\Download.php?file=$at2&attachment=2'>$base_at2</a>";
                            }
                            if ($at3 != "") {
                                $full_link = $full_link . " | <a href='~\..\Download.php?file=$at3&attachment=3'>$base_at3</a>";
                            }

                            if ($at4 != "") {
                                $full_link = $full_link . " | <a href='~\..\Download.php?file=$at4&attachment=4'>$base_at4</a>";
                            }

                            echo $full_link;
                        }
                    }

                    echo "</span></div></k>";
                }
            }
            echo "";
            ?>

        </div>

        <?php
        $sqli = mysqli_query($con, "SELECT * from course_groups_table WHERE Course_Group_id=$group_id and Course_id=$course_id");
        while ($row = mysqli_fetch_assoc($sqli)) {
            $Group_Leader = $row['Group_Leader'];
            $Group_Member = $row['Group_Member'];
            $Group_Member2 = $row['Group_Member2'];
            $Group_Member3 = $row['Group_Member3'];
            $Group_Member4 = $row['Group_Member4'];
        }
        ?>

        <div id="menu4" class="container tab-pane"><br>
            <?php
            $resultx  = mysqli_query($con, "SELECT `Submission_ID`, `Submission_Date`, lab_reports_table.`Lab_Report_ID`, `Student_id`, "
                . "`Course_Group_id`, `Notes`, lab_report_submissions.`Marks`,
        lab_report_submissions.Remarking_Reason,
        `Status`, lab_reports_table.Title Lab_Title,lab_reports_table.Marks Original_marks FROM `lab_report_submissions` "
                . "INNER JOIN lab_reports_table on lab_reports_table.Lab_Report_ID=lab_report_submissions.Lab_Report_ID "
                . "WHERE (lab_report_submissions.Student_id='$student_id' 
        or (lab_report_submissions.Student_id='$Group_Leader' and lab_report_submissions.Course_Group_id='$group_id')
        or (lab_report_submissions.Student_id='$Group_Member' and lab_report_submissions.Course_Group_id='$group_id')
        or (lab_report_submissions.Student_id='$Group_Member2' and lab_report_submissions.Course_Group_id='$group_id')
        or (lab_report_submissions.Student_id='$Group_Member3' and lab_report_submissions.Course_Group_id='$group_id')
        or (lab_report_submissions.Student_id='$Group_Member4' and lab_report_submissions.Course_Group_id='$group_id')
        )and"
                . ""
                . ""
                . ""
                . " lab_reports_table.Lab_Report_ID  in (select Lab_Report_ID from lab_report_submissions"
                . " where  (Status='Marked' or Status='Remarking') and (Student_id=$student_id or Course_Group_id=$group_id)  and Course_ID=$course_id) ORDER by Submission_ID DESC");

            if (mysqli_num_rows($resultx) == 0) {
                echo "You have no marked submissions in this course";
            } else {
                while ($row = mysqli_fetch_assoc($resultx)) {
                    $title = $row['Lab_Title'];
                    $marks = $row['Marks'];
                    $Originalmarks = $row['Original_marks'];
                    $ins = $row['Instructions'];
                    $posted = $row['Posted_Date'];
                    $deadline = $row['Deadline'];
                    $att1 = $row['Attachment_link_1'];
                    $att2 = $row['Attachment_link_2'];
                    $att3 = $row['Attachment_link_3'];
                    $att4 = $row['Attachment_link_4'];
                    $id = $row['Lab_Report_ID'];
                    $Submission_ID = $row['Submission_ID'];
                    $notes = $row['Notes'];
                    $status = $row['Status'];
                    $remarking_reason = $row['Remarking_Reason'];
                    if ($status == 'Marked') {
                        $rm_data = "\Script.php?remarking=yes&id=$Submission_ID&url=$url&status=Remarking";
                        $remarking = "<button  onclick='remarking(\"$rm_data\")' class='btn-sm btn-success' id='request_remarking_btn'>  Request Remarking </button>";
                    }
                    if ($status == 'Remarking') {
                        $remarking = "<span  style='color:orange'><i class='fa fa-info-circle'></i> Remarking Request sent </span> <br> Remarking Reason:<i>$remarking_reason </i> <br>";
                    }

                    echo "   <k href='#'>   <div class='btn btn-default break-word' style='dislay:block; word-wrap: break-word; border: 1px solid #F0F0F0;border-left: 4px solid #03407B;'>
  $title  <b> ($marks Marks out of $Originalmarks)</b><br><small> Lecturer Feedback : $notes </small> &nbsp; $remarking   <br> Submission files :";

                    $Sub_result = mysqli_query($con, "SELECT `Submission_ID`, `Submission_Date`, lab_report_submissions.Lab_Report_ID,
  lab_report_submissions.Student_id sub_std, lab_report_submissions.Course_Group_id, `Attachment1`,
  `Notes`, `Attachment2`, `Attachment3`, `Attachment4`, `Marks`, lab_report_submissions.Status, 
  `Title`,users_table.Full_Name,course_group_members_table.Student_ID
  FROM `lab_report_submissions`
  Left JOIN users_table  on users_table.Student_ID=lab_report_submissions.Student_id
  left JOIN course_group_members_table on course_group_members_table.Course_Group_id=lab_report_submissions.Course_Group_id
  where Lab_Report_ID=$id and lab_report_submissions.Student_id='$student_id'");

                    if (mysqli_num_rows($Sub_result) == 0) {
                        echo "No Attachments found.";
                    } else {
                        while ($row = mysqli_fetch_assoc($Sub_result)) {
                            $at1 = $row['Attachment1'];
                            $at2 = $row['Attachment2'];
                            $at3 = $row['Attachment3'];
                            $at4 = $row['Attachment4'];

                            $full_link = "<a href='~\..\Lab_Report_Submisions\\$at1'>$at1</a>";

                            if ($at2 != "") {
                                $full_link = $full_link . "| <a href='~\..\Lab_Report_Submisions\\$at2'>$at2</a>";
                            }
                            if ($at3 != "") {
                                $full_link = $full_link . "| <a href='~\..\Lab_Report_Submisions\\$at3'>$at3</a>";
                            }

                            if ($at4 != "") {
                                $full_link = $full_link . "| <a href='~\..\Lab_Report_Submisions\\$at4'>$at4</a>";
                            }

                            echo $full_link;
                        }
                    }
                }
            }
            echo "</div></k>";
            ?>

        </div>

    </div>

    </div>

    <div class="col-md-3">
        <h3>Class Groups</h3>

        <?php
        $resultx1 = mysqli_query($con, "SELECT `Course_Group_id`  FROM `course_groups_table` WHERE  Course_id=$course_id");
        while ($row = mysqli_fetch_assoc($resultx1)) {
            $count_groups = $row['Course_Group_id'];
        }

        echo " <button onclick='CreateGroup()' class='btn btn-primary' id='create_group_btn'> Create Group</button>";

        ?>

        <hr>
        <?php

        $result = mysqli_query($con, "  SELECT `ID`, course_group_members_table.Course_Group_id, `Student_ID`,
         `Status`,course_groups_table.Group_Name,course_groups_table.Course_id
FROM `course_group_members_table`  INNER JOIN course_groups_table on 
course_groups_table.Course_Group_id=course_group_members_table.Course_Group_id WHERE Student_id=$student_id and course_groups_table.Course_id=$course_id");

        if (mysqli_num_rows($result) == 0) {
            echo "You have no Group in this Course";
        } else {
            while ($row = mysqli_fetch_assoc($result)) {
                $name = $row['Group_Name'];
                $id = $row['Course_Group_id'];
                $status = $row['Status'];

                $extra = " -  <a href='#' class='' onclick='invite($id)'> Invite Others</a></small>";

                if ($status == "Invited") {
                    $extra2 = "   <a href='#' class='' onclick='accept($id,1)'>Accept</a></small>";
                    $extra3 = "   <a href='#' class='' onclick='accept($id,0)'>Decline</a></small>";
                }
                echo "<div  class='btn-default'><small> $name ($status)  $extra  $extra2  $extra3</small></div>";

                $rs2 = mysqli_query($con, "SELECT `ID`, `Course_Group_id`, course_group_members_table.Student_ID, 
                            course_group_members_table.`Status`,users_table.Full_Name FROM `course_group_members_table` 
INNER JOIN users_table on users_table.Student_ID=course_group_members_table.Student_ID
where course_group_members_table.Course_Group_id=$id");

                while ($row = mysqli_fetch_assoc($rs2)) {
                    $name = $row['Full_Name'];
                    $id = $row['Course_Group_id'];
                    $status = $row['Status'];
                    $Student_ID = $row['Student_ID'];

                    echo "<li><small> $name-$Student_ID ($status)</small></li>";
                }
            }
        }
        ?>

    </div>

    </div>

<?php
}
include 'Footer.php';
?>

<script src="./css/jquery-1.11.1.min.js"></script>
<script src="./css/jquery-ui.min.js"></script>
<link rel="stylesheet" href="./css/jquery-ui.css" />

<script>
    function CreateGroup() {

        try {

            $('<form id="frm" method="get" action="Script.php"><input type="hidden" name="creategroup" value="true">\n\
 <input type="hidden" name="student_id" value="<?php echo $student_id; ?>" > Group Name  <input type="text" name="name" id="group_name">\n\
<input type="hidden" name="url" value="<?php echo $url; ?>">  <input type="hidden" name="id" value="<?php echo $course_id; ?>">    </form>').dialog({
                modal: true,
                title: 'Create Group',
                buttons: {
                    'Create Group': function() {
                        $('#frm').submit();

                        $(this).dialog('close');
                    },
                    'X': function() {

                        $(this).dialog('close');
                    }

                }
            });

        } catch (e) {
            alert(e);
        }
    }

    function invite(id) {

        try {

            $('<form id="frm" method="get" action="Script.php"><input type="hidden" name="groupinvite" value="true">\n\
 <input type="hidden" name="groupid" value="' + id + '" > Enter Student_ID to Invite  <input type="text" name="student_id">\n\
<input type="hidden" name="url" value="<?php echo $url; ?>">  <input type="hidden" name="courseid" value="<?php echo $course_id; ?>">    </form>').dialog({
                modal: true,
                title: 'Invite Students to Group',
                buttons: {
                    'Invite': function() {
                        $('#frm').submit();

                        $(this).dialog('close');
                    },
                    'X': function() {

                        $(this).dialog('close');
                    }

                }
            });

        } catch (e) {
            alert(e);
        }
    }

    function accept(id, val) {

        try {

            $('<form id="frm" method="get" action="Script.php"><input type="hidden" name="acceptinvite" value="true">\n\
 <input type="hidden" name="groupid" value="' + id + '" > \n\  <input type="hidden" name="action" value="' + val + '" > \n\
\n\
 <input type="hidden" name="student_id" value="<?php echo $student_id; ?>" > \n\
<input type="hidden" name="url" value="<?php echo $url; ?>">  <input type="hidden" name="courseid" value="<?php echo $course_id; ?>">    </form>').dialog({
                modal: true,
                title: 'Respond to Group Invite',
                buttons: {
                    'Confirm': function() {
                        $('#frm').submit();

                        $(this).dialog('close');
                    },
                    'X': function() {

                        $(this).dialog('close');
                    }

                }
            });

        } catch (e) {
            alert(e);
        }
    }

    function remarking(data) {

        var details = prompt("Please enter your remarking reasons", "");

        window.location.href = data + "&details=" + details;
    }
</script>