diff --git a/Apollo/api/application/models/Fees_status_model.php b/Apollo/api/application/models/Fees_status_model.php
index 2131dd0b..2363df2f 100755
--- a/Apollo/api/application/models/Fees_status_model.php
+++ b/Apollo/api/application/models/Fees_status_model.php
@@ -16,8 +16,260 @@ class Fees_status_model extends CI_Model
      * */
     public function getStudentList($search=null)
     {
-        echo "hai";
+        if($search['MobileNumber']!='' OR $search['Firstname']!=''){
+            $this->db->select('ST.StudentID,ST.MobileNumber,ST.Firstname,ST.Fathername,ST.EmailID,STC.ID,US.UniversityID,US.UniversityName,CU.CourseID,CU.CourseName,BA.BatchCode,BA.BatchName');
+            $this->db->from(STUDENTS.' as ST');
+            $this->db->join(STUDENTCOURSE.' as STC', 'STC.StudentID = ST.StudentID');
+            $this->db->join(COURSE.' as CU', 'CU.CourseID = STC.CourseID');
+            $this->db->join(BATCH.' as BA', 'BA.BatchCode = STC.BatchCode');
+            $this->db->join(UNIVERSITY.' as US', 'US.UniversityID = CU.UniversityID');
+            $this->db->where('ST.IsActive','1');
+            $this->db->where('STC.IsActive','1');
+            if($search['MobileNumber']!='' AND $search['Firstname']==''){
+                $this->db->where('ST.MobileNumber',$search['MobileNumber']);
+            }
+            else if($search['MobileNumber']=='' AND $search['Firstname']!=''){
+                $this->db->where('ST.Firstname',$search['Firstname']);
+            }
+            else if($search['MobileNumber']!='' AND $search['Firstname']!=''){
+                $this->db->where('ST.MobileNumber',$search['MobileNumber']);
+                $this->db->where('ST.Firstname',$search['Firstname']);
+            }
+            $searchDetails = $this->db->get();
+
+            if($searchDetails->result()) {
+                $result_array['studentStatus'] = true;
+                $result_array['details'] = $searchDetails->result();
+
+
+            }
+            else{
+                $result_array['studentStatus'] = false;
+                $result_array['details'] = "No records found!";
+            }
+        }
+        else{
+            $result_array['studentStatus'] = false;
+            $result_array['details'] = "No records found!";
+        }
+
+    return $result_array;
+
+    }
+
+    /*
+     * get student fees structure for fees update
+     * @params student ID
+     * created by kms
+     * */
+    public function getStudentFeesStructure($student=null){
+        $this->db->select('ID,CourseID,ProgramType,FeesAmount,Sem_Year');
+        $this->db->where('CourseID',$student['CourseID']);
+        $feesDetails = $this->db->get(COURSE_FEES);
+        if($feesDetails->result()){
+
+            $result_array['feesStatus']=true;
+            foreach ($feesDetails->result() as $row){
+
+
+                $this->db->select('ifnull(SUM(CourseFees),0) as CourseFees,ifnull(SUM(STFOrWR),0) as STFOrWR,ifnull(SUM(Waiver),0) as Waiver,ifnull(SUM(Others),0) as Others,ifnull(SUM(CourseFees+STFOrWR+Others-Waiver),0) as PayableFees');
+                $this->db->where('StudentID',$student['StudentID']);
+                $this->db->where('CourseID',$student['CourseID']);
+                $this->db->where('FeesType',$row->ID);
+                $existFeesDetails = $this->db->get(STUDENTS_FEES_STATUS);
+                if($existData=$existFeesDetails->result()){
+                    $fetchData['ID']=$row->ID;
+                    $fetchData['CourseID']=$row->CourseID;
+                    $fetchData['Sem_Year']=$row->Sem_Year;
+                    $fetchData['ActualFees']=$row->FeesAmount;
+                    $fetchData['PayableFees']=$existData[0]->PayableFees;
+                    $fetchData['PendingFees']=$row->FeesAmount;
+                    $fetchData['STFOrWR']=$existData[0]->STFOrWR;
+                    $fetchData['Waiver']=$existData[0]->Waiver;
+                    $fetchData['Others']=$existData[0]->Others;
+
+                    $CourseFeesArray[]=$fetchData;
+
+                }
+                else{
+                    $fetchData['ID']=$row->ID;
+                    $fetchData['CourseID']=$row->CourseID;
+                    $fetchData['Sem_Year']=$row->Sem_Year;
+                    $fetchData['ActualFees']=$row->FeesAmount;
+                    $fetchData['PayableFees']=0;
+
+                    $fetchData['PendingFees']=$row->FeesAmount;
+                    $fetchData['STFOrWR']=0;
+                    $fetchData['Waiver']=0;
+                    $fetchData['Others']=0;
+
+                    $CourseFeesArray[]=$fetchData;
+
+                }
+
+            }
+            $result_array['feesDetails']=$CourseFeesArray;
+         $result_array['getExistStudentFeesDetails']=$this->existStudentFeesDetails($student);
+
+      }
+
+      else{
+          $result_array['feesStatus']=false;
+      }
+
+      return $result_array;
+    }
+
+    /*
+     * get exist student fees details
+     * created by kms
+     * */
+
+    public function existStudentFeesDetails($student=null){
+        $this->db->select('SFS.FeesID,SFS.FeesType,ifnull(SFS.CourseFees,0) as CourseFees,ifnull(SFS.STFOrWR,0) as STFOrWR,ifnull(SFS.Waiver,0) as Waiver,ifnull(SFS.Others,0) as Others,ST.Firstname,CU.CourseName,CU.CourseID,CF.Sem_Year');
+        $this->db->from(STUDENTS_FEES_STATUS.' as SFS');
+        $this->db->join(STUDENTS.' as ST', 'ST.StudentID = SFS.StudentID');
+        $this->db->join(COURSE.' as CU', 'CU.CourseID = SFS.CourseID');
+        $this->db->join(COURSE_FEES.' as CF', 'CF.ID = SFS.FeesType');
+        $this->db->where('SFS.CourseID', $student['CourseID']);
+        $this->db->where('SFS.StudentID', $student['StudentID']);
+        $getFeeDetails = $this->db->get();
+        if($getFeeDetails->result()){
+            foreach ($getFeeDetails->result() as $feeRow){
+               $storePaidDetails['FeesID'] = $feeRow->FeesID;
+               $storePaidDetails['FeesName'] = $feeRow->Sem_Year;
+                $storePaidDetails['CourseFees'] = $feeRow->CourseFees;
+                $storePaidDetails['STFOrWR'] = $feeRow->STFOrWR;
+                $storePaidDetails['Waiver'] = $feeRow->Waiver;
+                $storePaidDetails['Others'] = $feeRow->Others;
+                $storePaidDetails['PayableAmount'] = $feeRow->CourseFees+$feeRow->STFOrWR+$feeRow->Others-$feeRow->Waiver;
+                $storePaidDetails['Firstname'] = $feeRow->Firstname;
+                $storePaidDetails['CourseName'] = $feeRow->CourseName;
+                $this->db->select('ifnull(SUM((BillAmount)),0) as PaidBillAmount');
+                $this->db->where('FeesId',$feeRow->FeesID);
+                $paidBillAmount = $this->db->get(STUDENTS_FEES_PAID)->result();
+                $storePaidDetails['PaidBillAmount']=$paidBillAmount[0]->PaidBillAmount;
+                // for get paid bill details
+                $this->db->select('ifnull(SUM((BillAmount)),0) as BillAmount,BillNO');
+                $this->db->where('FeesId',$feeRow->FeesID);
+                $this->db->group_by('BillNO');
+                $storePaidDetails['paidDetails']=$this->db->get(STUDENTS_FEES_PAID)->result();
+                $mergeResult[]=$storePaidDetails;
+
+            }
+
+
+            return $mergeResult;
+        }
+        else {
+            return false;
+        }
+
+    }
+
+    /*
+     * update fees details
+     * created by kms
+     * */
+
+    public function updateFees($feesDetails=null,$feesPaidDetails=null)
+    {
+        $this->db->select('BillNO');
+        $this->db->where('BillNO', $feesPaidDetails['BillNO']);
+        if($this->db->get(STUDENTS_FEES_PAID)->first_row()){
+            $result['paidStatus'] = false;
+            $result['message'] = "This bill number is already exist!";
+        } else {
+            $this->db->select('FeesID');
+            $this->db->where('CourseID', $feesDetails['CourseID']);
+            $this->db->where('StudentID', $feesDetails['StudentID']);
+            $this->db->where('FeesType', $feesDetails['FeesType']);
+
+            if($this->db->get(STUDENTS_FEES_STATUS)->first_row()){
+                $feesDetails['UpdatedOn'] = $feesDetails['CreatedOn'];
+                $feesDetails['UpdatedBy'] = $feesDetails['CreatedBy'];
+                $this->db->where('CourseID', $feesDetails['CourseID']);
+                $this->db->where('StudentID', $feesDetails['StudentID']);
+                $this->db->where('FeesType', $feesDetails['FeesType']);
+                $this->db->update(STUDENTS_FEES_STATUS, $feesDetails);
+            }
+            else{
+                $this->db->insert(STUDENTS_FEES_STATUS, $feesDetails);
+            }
+            if ($this->db->affected_rows() == '1') {
+                $last = $this->db->where('StudentID',$feesPaidDetails['StudentID'])->order_by('FeesID',"desc")->limit(1)->get(STUDENTS_FEES_STATUS)->last_row();
+                $feesPaidDetails['FeesId']=$last->FeesID;
+                $this->db->insert(STUDENTS_FEES_PAID, $feesPaidDetails);
+                if ($this->db->affected_rows() == '1') {
+                    $result['paidStatus'] = true;
+                    $result['message'] = "Successfully course details added";
+                }
+                else{
+                    $this -> db -> where('FeesId', $feesPaidDetails['FeesId']);
+                    $this -> db -> delete('STUDENTS_FEES_STATUS');
+                    $result['paidStatus'] = false;
+                    $result['message'] = "Something went wrong.please try again";
+                }
+
+
+            } else {
+                $result['paidStatus'] = false;
+                $result['message'] = "Something went wrong.please try again";
+            }
+        }
+        return $result;
 
 
     }
+
+    /*
+    * get university details
+    * created by kms
+    * */
+    public function getUniversityDetails()
+    {
+        $this->db->select('UniversityID,UniversityName');
+        $this->db->where('IsActive','1');
+        $this->db->order_by('UniversityID','ASC');
+        $unviversityDetails = $this->db->get(UNIVERSITY);
+
+        if($unviversityDetails->result()){
+            $result_university = array();
+            foreach ($unviversityDetails->result() as $row)
+            {
+                $university_array['universityStatus'] = true;
+                $university_array['universityID'] = $row->UniversityID;
+                $university_array['universityName'] = $row->UniversityName;
+                $university_array['courseDetails']= $this->getCourseDetails($row->UniversityID);
+                $result_university[]=$university_array;
+            }
+        }
+        else {
+            $university_array['universityStatus'] = false;
+            $university_array['message'] = "No records found!";
+            $university_array['universityID'] = "";
+            $university_array['universityName'] = "";
+            $university_array['courseDetails']= "";
+            $result_university[]=$university_array;
+        }
+
+
+        return $result_university;
+
+    }
+    /*
+     * get course details
+     * @params university id
+     * created by kms
+     * */
+    public function getCourseDetails($universityID=null)
+    {
+        $this->db->select('CourseID,CourseName');
+        $this->db->where('UniversityID',$universityID);
+        $this->db->where('IsActive','1');
+        $this->db->order_by('CourseID','ASC');
+        $courseDetails = $this->db->get(COURSE);
+        return $courseDetails->result();
+    }
+
 }
\ No newline at end of file