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<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class User_model extends CI_Model {
    function __construct() {
        $this->tableName = 'users';
        $this->primaryKey = 'user_id';
    }
    
    /*
     * Insert / Update facebook profile data into the database
     * @param array the data for inserting into the table
     */
    public function checkUser($userData = array()){
        if(!empty($userData)){
            //check whether user data already exists in database with same oauth info
            $this->db->select($this->primaryKey);
            $this->db->from($this->tableName);
            /* $this->db->where(array('oauth_provider'=>$userData['oauth_provider'], 'oauth_uid'=>$userData['oauth_uid'])); */
            $this->db->where(array('email'=>$userData['email']));
            $prevQuery = $this->db->get();
            $prevCheck = $prevQuery->num_rows();
            
            if($prevCheck > 0){
                $prevResult = $prevQuery->row_array();
                //update user data
                $userDataToUpdate['lastlogin'] = time();                
                $userDataToUpdate['last_activity'] = time();                
                $userDataToUpdate['oauth_provider'] = $userData['oauth_provider'];
                $userDataToUpdate['oauth_uid']		= $userData['oauth_uid'];
                $update = $this->db->update($this->tableName, $userDataToUpdate, array('user_id' => $prevResult['user_id']));                
                //get user ID
                $userID = $prevResult['user_id'];
            }else{
                //insert user data
                $userData['signedup_on']  = date('Y-m-d H:i:s');
				$userData['verified']  = 1;
				$userData['lastlogin']  = time();
				$userData['last_activity']  = time();
                $insert = $this->db->insert($this->tableName, $userData);
                
                //get user ID
                $userID = $this->db->insert_id();
            }
        }
        
        //return user ID
        return $userID?$userID:FALSE;
		
    }
}