Proses Update Data Nilai

public function update_data_nilai()
    {
        $propose_id   = $this->uri->segment(4);
        $username     = $this->session->userdata('username');
        $namaReviewer = $this->session->userdata('nama');

        // Update ID Point
        $point_id = $this->input->post('id', 'true');
        $jml_data = count($point_id); // Jumlah Data
        $update   = date('Y-m-d H:i:s');
        $score    = $this->input->post('score', 'true');
        $total    = $this->input->post('total', 'true');

        for ($i = 1; $i <= $jml_data; $i++) {
            $q = "UPDATE lemlit_point_proposal SET point_score = '" . $score[$i] . "', point_total = '" . $total[$i] . "' WHERE point_id= " . $point_id[$i];
            $this->db->query($q);
        }

        // Update Total Point Proposal
        $QReviewer    = $this->db->query("SELECT * FROM lemlit_reviewer WHERE propose_id='$propose_id'");
        $HReview      = $QReviewer->result();
        $Jml_reviewer = count($HReview); // Jumlah Reviewer
        // Hitung Total Point Proposal dibagi Jumlah Reviewer
        $QNilai = $this->db->query("SELECT SUM(point_total) as total FROM lemlit_point_proposal WHERE propose_id='$propose_id'");
        $HNilai = $QNilai->row();
        // Point Proposal
        $Point = ($HNilai->total / $Jml_reviewer);

        $data = array(
            'propose_point'  => $Point,
            'propose_update' => date('Y-m-d H:i:s'),
        );

        $this->db->where('propose_id', $propose_id);
        $this->db->update('lemlit_propose', $data);
    }