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

use Nilambar\NepaliDate\NepaliDate;

require_once '../vendor/autoload.php';

class LmsAdmin extends CI_Controller
{
	/*############################################ START Of Coding By Nandini ############################################*/
	public function __construct()
	{
		parent::__construct();

		//Load the required models here
		$this->load->model('LmsAdmin_Model');

		//Load the required helpers here
		$this->load->helper('common_helper');

		date_default_timezone_set('Asia/Kathmandu');

		$this->nepaliDateObject = new NepaliDate();
		$this->nepali_current_date = cuurentNepaliDate($this->nepaliDateObject);

		//echo $this->nepali_current_date."<br>";		
		//exit;		
	}

	public function is_valid_admin_emailid($eid)
	{
		$this->form_validation->set_message('is_valid_admin_emailid', 'This Email Id does not exist. Please check again.');

		if ($this->LmsAdmin_Model->check_is_emailid_valid($eid))
			return true;
		else
			return false;
	}

	public function is_valid_admin_credentials()
	{
		$eid = $_POST['email'];
		$encrypt_password = md5($_POST['password']);
		$this->form_validation->set_message('is_valid_admin_credentials', 'Invalid password. Please check again.');

		if ($this->LmsAdmin_Model->check_login_credentials($eid, $encrypt_password))
			return true;
		else
			return false;
	}

	public function login()
	{
		$data['title'] = 'Admin Login';

		$this->form_validation->set_rules('email', 'Email', 'required|valid_email|callback_is_valid_admin_emailid');
		$this->form_validation->set_rules('password', 'Password', 'required');
		if (isset($_POST['password']) && $_POST['password'] != '')
			$this->form_validation->set_rules('password', 'Password', 'callback_is_valid_admin_credentials');

		if ($this->form_validation->run() === FALSE) {
			$this->load->view('lms-admin/login', $data);
		} else {
			$encrypt_password = md5($this->input->post('password'));
			$where = 'email="' . $this->input->post('email') . '" AND password="' . $encrypt_password . '"';

			$loginData = $this->LmsAdmin_Model->get_admin_details($where);
			if (isset($loginData[0]) && !empty($loginData[0])) {
				if ($loginData[0]['status'] == 'Active') {
					if (isset($_POST['remember_me']) && $_POST['remember_me'] == 'on') {
						//set 0 instead of time to remove the cookie once the browser is closed
						setcookie("username", $_POST["email"], time() + 86400); 	//86400 seconds in a day
						setcookie("password", $_POST["password"], time() + 86400);
						setcookie("rem_me", 'On', time() + 86400);
					} else {
						if (isset($_COOKIE['username'])) {
							unset($_COOKIE['username']);
							setcookie('username', '');
						}
						if (isset($_COOKIE['password'])) {
							unset($_COOKIE['password']);
							setcookie('password', '');
						}
						if (isset($_COOKIE['rem_me'])) {
							unset($_COOKIE['rem_me']);
							setcookie('rem_me', '');
						}
					}

					$lnData = array(
						'lms_lin_id' => $loginData[0]['id'],
						'lms_lin_name' => $loginData[0]['admin_name'],
						'lms_lin_login' => true,
					);
					$this->session->set_userdata('lmsAULoginData', $lnData);

					//Set Message
					$this->session->set_flashdata('success', 'Welcome To Admin Users Dashboard.');

					$redirectToHere = 'dashboard';

					$detailsHere = $this->LmsAdmin_Model->get_admin_details('', "SELECT admin_role_ids FROM lms_admin WHERE id = " . $loginData[0]['id']);
					if (isset($detailsHere[0]['admin_role_ids']) && $detailsHere[0]['admin_role_ids'] != '') {
						$permissionDetailsHere = $this->LmsAdmin_Model->get_lms_admin_role_permissions('', "SELECT menu_ids FROM lms_admin_role_permissions WHERE admin_role_ids IN(" . $detailsHere[0]['admin_role_ids'] . ")");
						$menuIdsHere = explode(',', $permissionDetailsHere[0]['menu_ids']);

						if (!empty($menuIdsHere)) {
							$menuDetailsHere = $this->LmsAdmin_Model->get_admin_menu_details('', "SELECT page_link FROM lms_admin_menu WHERE id =" . $menuIdsHere[0]);
							if (isset($menuDetailsHere[0]['page_link']) && $menuDetailsHere[0]['page_link'] != '')
								$redirectToHere = $menuDetailsHere[0]['page_link'];
						}
					}

					redirect(base_url() . $redirectToHere);
				} else {
					$this->session->set_flashdata('danger', 'Your account is inactive. Please contact the administrator.');
					$this->load->view('lms-admin/login', $data);
				}
			} else {
				$this->session->set_flashdata('danger', 'Login Credential in invalid!');
				$this->load->view('lms-admin/login', $data);
			}
		}
	}

	/*----------------------------------- SATRT Of Logout --------------------------------------------------------*/
	public function logout()
	{
		$this->common_logout();

		//Set Message
		$this->session->set_flashdata('success', 'You are logged out successfully.');
		redirect(base_url() . 'admin');
	}

	public function common_logout()
	{
		$lnEuIdId = 0;
		// unset the loggout admin user data
		$this->session->unset_userdata('lmsAULoginData');
	}

	public function ajaxLogout()
	{
		$this->common_logout();
		echo 'Success';
		exit;
	}
	/*----------------------------------- ENDDD Of Logout --------------------------------------------------------*/

	/*----------------------------- START of Admin User Password Functionality -----------------------------*/
	public function fp_check_is_emailid_valid($eid)
	{
		$this->form_validation->set_message('fp_check_is_emailid_valid', 'This Email Id does not exist. Please check again.');

		if ($this->LmsAdmin_Model->check_is_emailid_valid($eid))
			return true;
		else {
			return false;
		}
	}

	public function forgot_password()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/forgot-password.php'))
			show_404();

		$data['title'] = 'Forgot Password';

		$this->form_validation->set_rules('email', 'email', 'required|valid_email|callback_fp_check_is_emailid_valid');

		if ($this->form_validation->run() === FALSE) {
			$this->load->view('lms-admin/forgot-password', $data);
		} else {
			$where = 'email="' . $this->input->post('email') . '" ';
			$detailsHere = $this->LmsAdmin_Model->get_admin_details($where);
			$rpData['nameHere'] = '';
			if (isset($detailsHere[0]['admin_name']))
				$rpData['nameHere'] = $detailsHere[0]['admin_name'];

			$rpData['emailId'] = urlsafe_b64encode($this->input->post('email'));
			$emailContent = $this->load->view('lms-admin/emails/admin-user-forgot-password.php', $rpData, TRUE);

			$emailData['to'] = $this->input->post('email');
			$emailData['subject'] = ' LMS - Admin User Password Recovery Mail';
			$emailData['message'] = $emailContent;
			//echo $emailContent;exit;

			$result = ciSendEmail($emailData);

			$this->session->set_userdata('isForgotPasswordSuccess', 'Yes');
			$this->load->view('lms-admin/forgot-password', $data);
		}
	}

	function reset_password($encodedEmailId)
	{
		if (isset($encodedEmailId) && $encodedEmailId != '') {
			$decodedEmailId = urlsafe_b64decode($encodedEmailId);

			$data['encodedEmailId'] = $encodedEmailId;
			$data['title'] = 'Reset Password';

			$this->form_validation->set_rules('password', 'Enter New Password', 'trim|required');
			$this->form_validation->set_rules('conf_password', 'Retype New Password', 'required|matches[password]');
			if ($this->form_validation->run() === FALSE) {
				$this->load->view('lms-admin/reset-password', $data);
			} else {
				$where = 'email ="' . $decodedEmailId . '"';
				$isValidUser = $this->LmsAdmin_Model->get_admin_details($where);

				if (!empty($isValidUser) && count($isValidUser) == 1) {
					$this->LmsAdmin_Model->reset_admin_password($isValidUser[0]['id'], $this->input->post('password'));

					//Set Message
					$this->session->set_userdata('isResetPasswordSuccess', 'Yes');
					redirect('reset-password/' . $encodedEmailId);
				} else {
					$this->session->set_flashdata('danger', 'OOps. Something went wrong.');
					redirect('reset-password/' . $encodedEmailId);
				}
			}
		} else {
			redirect(base_url() . "admin");
		}
	}
	/*----------------------------- ENDDD of Admin User Password Functionality -----------------------------*/


	public function dashboard()
	{
		$data['title'] = 'Dashboard';
		$nepCurDate = $this->nepali_current_date;

		$sql = "SELECT * FROM ((SELECT count(*) AS ttl_books FROM lms_books) AS ttl_books, (SELECT count(*) AS ttl_issed_book FROM lms_book_transactions WHERE returned_on_date IS NULL) AS ttl_ibooks, (SELECT count(*) AS ttl_late_fee FROM lms_book_transactions WHERE total_late_fee!='0') AS ttl_lfee, (SELECT count(*) AS ttl_damaged_book FROM lms_book_transactions WHERE is_damaged='Yes') AS ttl_damaged)";
		$data['ttlData'] = $this->LmsAdmin_Model->get_lms_dashboard_records('', $sql);

		//$where = "date(issued_date) >= ( CURDATE() - INTERVAL 7 DAY ) AND returned_on_date";
		$todayDateObj = new DateTime($nepCurDate);
		$todayIs = $todayDateObj->format('Y-m-d');

		$intDay = date('Y-m-d', strtotime('-7 day', strtotime(date('Y-m-d'))));
		$fromDayIs = convert_ADdate_to_BSdate($this->nepaliDateObject, $intDay, $character = '-');

		$where = "issued_date>='" . $fromDayIs . "' AND issued_date<='" . $todayIs . "' AND returned_on_date IS NULL ";
		$data['recentlyIssuedBook'] = $this->LmsAdmin_Model->getData('lms_book_transactions', $where);
		$data['npCurrDate'] = $nepCurDate;

		$this->load->view('lms-admin/common/left-menu', $data);
		$this->load->view('lms-admin/common/header', $data);
		$this->load->view('lms-admin/dashboard', $data);
	}

	/*----------------------------------- START Of Admin Roles --------------------------------------------------------*/
	public function roles()
	{
		$data['title'] = 'Roles';

		$sqlRole = 'SELECT r.*, rp.menu_ids FROM lms_admin_roles AS r, lms_admin_role_permissions AS rp WHERE r.id = rp.admin_role_ids';
		$rolesList = $this->LmsAdmin_Model->get_lms_admin_roles('', $sqlRole);
		if (!empty($rolesList)) {
			foreach ($rolesList as $key => $role) {
				$rPs = '';
				$sqlRolePermissions = 'SELECT menu_name FROM lms_admin_menu WHERE id IN(' . $role['menu_ids'] . ')';
				$rolePermissions = $this->LmsAdmin_Model->get_lms_admin_roles('', $sqlRolePermissions);
				if (!empty($rolePermissions)) {
					foreach ($rolePermissions as $p) {
						if ($rPs == '')
							$rPs = $p['menu_name'];
						else
							$rPs .= ',' . $p['menu_name'];
					}
				}
				$rolesList[$key]['permissions'] = $rPs;
			}
		}
		$data['roleList'] = $rolesList;
		//echo '<pre>'; print_r($data['roleList']);exit;

		$this->load->view('lms-admin/common/left-menu', $data);
		$this->load->view('lms-admin/common/header', $data);
		$this->load->view('lms-admin/roles', $data);
	}

	public function ajaxCheckIsRoleAlreadyExists()
	{
		$result = 'Insufficient Data';
		if (isset($_POST['role_name']) && $_POST['role_name'] != '' && isset($_POST['id']) && $_POST['id'] != '') {
			if ($this->LmsAdmin_Model->check_role_exists($_POST['id'], $_POST['role_name']))
				$result = 'Unique Role';
			else
				$result = 'Duplicate Role';
		}
		echo $result;
		exit;
	}

	public function add_edit_role($idVal)
	{
		$sql = "SELECT * FROM lms_admin_roles WHERE id = $idVal";
		$details = $this->LmsAdmin_Model->get_lms_admin_roles("id = $idVal");
		if (empty($details) && $idVal != 0)
			redirect(base_url() . 'roles');

		if ($idVal == 0) {
			$data['title'] = 'Add New Role';
			$data['button'] = 'Save';
		} else if ($idVal > 0) {
			$data['title'] = 'Update Role';
			$data['button'] = 'Update';
		}

		$data['details'] = $details;
		$data['idVal'] = $idVal;
		$data['menus'] = $this->LmsAdmin_Model->get_admin_menu_details('', 'SELECT id,menu_name FROM lms_admin_menu WHERE status="Active" AND parent_id=0');
		$data['role_permissions'] = $this->LmsAdmin_Model->get_lms_admin_role_permissions('', "SELECT menu_ids FROM lms_admin_role_permissions WHERE admin_role_ids = $idVal");

		if (count($_POST) > 0) {
			$permissions = '';
			if (isset($_POST['role_permissions']) && !empty($_POST['role_permissions'])) {
				$permissions = implode(',', $_POST['role_permissions']);
				unset($_POST['role_permissions']);
			}

			if ($idVal == 0)
				$_POST['created'] = $this->nepali_current_date;
			else
				$_POST['modified'] = $this->nepali_current_date;
			//echo '<pre>'; print_r($_POST);exit;

			$res = $this->LmsAdmin_Model->add_edit_admin_role($idVal, $_POST);
			if ($res) {
				if ($permissions != '') {
					if ($idVal == 0) {
						$rpData['admin_role_ids'] = $res;
						$rpData['menu_ids'] = $permissions;
						$rpData['created'] = $this->nepali_current_date;
						$this->LmsAdmin_Model->add_edit_admin_role_permissions(0, $rpData);
					} else {
						$getRPrid = $this->LmsAdmin_Model->get_lms_admin_role_permissions('', "SELECT id FROM lms_admin_role_permissions WHERE admin_role_ids = $idVal");
						if (isset($getRPrid[0]['id'])) {
							$rpData['admin_role_ids'] = $idVal;
							$rpData['menu_ids'] = $permissions;
							$rpData['modified'] = $this->nepali_current_date;
							$this->LmsAdmin_Model->add_edit_admin_role_permissions($getRPrid[0]['id'], $rpData);
						}
					}
				}
				$this->session->set_flashdata('success', str_replace('%s', 'new role', THE_ADD_SUCCESS_MSG));
				if ($idVal > 0)
					$this->session->set_flashdata('success', str_replace('%s', 'role', THE_UPDATE_SUCCESS_MSG));
			}
			redirect(base_url() . 'roles');
		}

		$this->load->view('lms-admin/common/left-menu', $data);
		$this->load->view('lms-admin/common/header', $data);
		$this->load->view('lms-admin/add-edit-role', $data);
	}

	public function deleteRoleData()
	{
		$roleId = $_POST['id'];
		$where = " admin_role_ids=" . $roleId;
		$existsUser = $this->LmsAdmin_Model->getData('lms_admin', $where);
		if ($existsUser) {
			echo 0;
		} else {
			$dwhere = " id=" . $roleId;
			$delete = $this->LmsAdmin_Model->deleteData('lms_admin_roles', $dwhere);
			if ($delete) {
				echo 1;
			}
		}
	}
	/*----------------------------------- ENDDD Of Admin Roles --------------------------------------------------------*/

	/*----------------------------------- START Of Admin Users --------------------------------------------------------*/
	public function users()
	{
		$data['title'] = 'Users';

		$sql = 'SELECT a.*, ar.role_name FROM lms_admin AS a, lms_admin_roles AS ar WHERE a.admin_role_ids = ar.id';
		$data['userList'] = $this->LmsAdmin_Model->get_admin_details('', $sql);

		$this->load->view('lms-admin/common/left-menu', $data);
		$this->load->view('lms-admin/common/header', $data);
		$this->load->view('lms-admin/users', $data);
	}

	public function ajaxCheckIsUserEmailAlreadyExists()
	{
		$result = 'Insufficient Data';
		if (isset($_POST['email']) && $_POST['email'] != '' && isset($_POST['id']) && $_POST['id'] != '') {
			if ($this->LmsAdmin_Model->check_emailid_exists($_POST['id'], $_POST['email']))
				$result = 'Unique Email';
			else
				$result = 'Duplicate Email';
		}
		echo $result;
		exit;
	}

	public function add_edit_user($idVal)
	{
		$sql = "SELECT * FROM lms_admin WHERE id = $idVal";
		$details = $this->LmsAdmin_Model->get_admin_details("id = $idVal");
		if (empty($details) && $idVal != 0)
			redirect(base_url() . 'users');

		if ($idVal == 0) {
			$data['title'] = 'Add New User';
			$data['button'] = 'Save';
		} else if ($idVal > 0) {
			$data['title'] = 'Update User';
			$data['button'] = 'Update';
		}

		$data['details'] = $details;
		$data['idVal'] = $idVal;
		$data['roles'] = $this->LmsAdmin_Model->get_lms_admin_roles('', 'SELECT id,role_name FROM lms_admin_roles WHERE status="Active"');

		if (count($_POST) > 0) {
			if (isset($_POST['password']))
				$_POST['password'] = md5($_POST['password']);
			if (isset($_POST['confirm_password']))
				unset($_POST['confirm_password']);

			if ($idVal == 0)
				$_POST['created'] = $this->nepali_current_date;
			else
				$_POST['modified'] = $this->nepali_current_date;

			$res = $this->LmsAdmin_Model->add_edit_admin_user($idVal, $_POST);

			$this->session->set_flashdata('success', str_replace('%s', 'new user', THE_ADD_SUCCESS_MSG));
			if ($idVal > 0)
				$this->session->set_flashdata('success', str_replace('%s', 'user', THE_UPDATE_SUCCESS_MSG));

			redirect(base_url() . 'users');
		}

		$this->load->view('lms-admin/common/left-menu', $data);
		$this->load->view('lms-admin/common/header', $data);
		$this->load->view('lms-admin/add-edit-user', $data);
	}

	public function deleteUserData()
	{
		$userId = $_POST['id'];
		$dwhere = " id=" . $userId;
		$delete = $this->LmsAdmin_Model->deleteData('lms_admin', $dwhere);
		if ($delete) {
			echo 1;
		}
	}
	/*----------------------------------- ENDDD Of Admin Users --------------------------------------------------------*/
	/*############################################ ENDDD Of Coding By Nandini ############################################*/

	/*############################################ START Of Coding By Keerthi ############################################*/
	//start book
	public function ajaxGetBookLists()
	{
		if (isset($_POST['categoryId']) && $_POST['categoryId'] != '') {
			$catArr['category_id'] = $_POST['categoryId'];

			$returnData = $this->fecthBookLists($catArr);

			echo $returnData;
			exit;
		}
	}

	public function books()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/books.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Books';
			$bookData = '';
			$data['bookDetail'] = $this->fecthBookLists($bookData);
			$where = " is_active='Y'";
			$data['categoryData'] = $this->LmsAdmin_Model->getData('lms_categories', $where);

			$this->load->view('lms-admin/common/left-menu', $data);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/books', $data);
			// $this->load->view('lms-admin/common/footer', $data);
		} else {
			LmsAdmin::logout();
		}
	}

	public function fecthBookLists($bookData = array())
	{
		if (isset($bookData['category_id']) && !empty($bookData['category_id'])) {
			$where = ' category_id=' . $bookData['category_id'];
		} else {
			$where = '';
		}
		$bookLists = $this->LmsAdmin_Model->getData('lms_books', $where);
		$liData['bookDetail'] = $bookLists;
		$returnPage = $this->load->view('lms-admin/books-reload', $liData, true);
		return $returnPage;
	}

	public function add_edit_book($idVal = 0)
	{
		$page = 'add-edit-book';
		if (!file_exists(APPPATH . 'views/lms-admin/' . $page . '.php')) {
			show_404();
		}

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['idVal'] = $idVal;
			$data['title'] = 'Add New Book';
			$data['button'] = 'Add Book';
			$cwhere = " is_active='Y'";
			$data['categoryData'] = $this->LmsAdmin_Model->getData('lms_categories', $cwhere);
			$data['gSData'] = $this->LmsAdmin_Model->getGeneralSettingData('lms_general_settings');

			if ($idVal > 0) {
				$data['title'] = 'Edit Book';
				$data['button'] = 'Update';
				$where = 'id = ' . $idVal;
				$data['details'] = $this->LmsAdmin_Model->getData('lms_books', $where);
			}

			if (count($_POST) > 0) {
				$isbn = $_POST['isbn'];

				$where = " isbn=" . "'$isbn'";
				$existsISBN = $this->LmsAdmin_Model->getData('lms_books', $where);
				if (isset($existsISBN) && ($idVal == 0)) {
					echo 0;
				} else {
					if ($idVal > 0) {
						$_POST['modified'] = $this->nepali_current_date;

						$where = ['book_id' => $idVal, 'returned_on_date =' => NULL];
						$ttlIssuedBook = $this->db->get_where('lms_book_transactions', $where)->result_array();
						$ttl_issued_qty = count($ttlIssuedBook);

						$existingBookQty = $this->db->get_where('lms_books', ['id' => $idVal])->row_array();
						$qty = $existingBookQty['total_quantity'];
						$remQty = $existingBookQty['remaining_quantity'];

						$ttl = ($ttl_issued_qty) + ($remQty);
						$ttl_qty = $_POST['total_quantity'];
						if ($ttl_qty < $ttl) {
							echo $ttl_issued_qty . '_' . $remQty;
						} else {
							if ($ttl_qty == $ttl) {
								$ttlRemQty = $remQty;
								$ttlBookQty = $qty;
							} else {
								$ttlBookQty = $ttl_qty;
								$ttlRemQty = (($ttl_qty) - ($qty)) + ($remQty);
							}
							$insertUpdate = $this->LmsAdmin_Model->addEditBook($idVal, $this->input->post(), $ttlRemQty, $ttlBookQty);
							if ($insertUpdate) {
								echo 1;
							}
						}
					} else {
						$_POST['created'] = $this->nepali_current_date;
						$insertUpdate = $this->LmsAdmin_Model->addEditBook($idVal, $this->input->post(), '', '');
						if ($insertUpdate) {
							echo 1;
						}
					}
				}
			} else {
				$this->load->view('lms-admin/common/left-menu', $data);
				$this->load->view('lms-admin/common/header', $data);
				$this->load->view('lms-admin/add-edit-book', $data);
			}
		} else {
			LmsAdmin::logout();
		}
	}

	public function importBooks()
	{
		if (isset($_FILES["upload_file"]["name"])) {
			$file = $_FILES["upload_file"]["tmp_name"];
			$handle = fopen($file, "r");
			$c = 0;
			$dataArray = array();

			while (($filesop = fgetcsv($handle, 1000, ",")) !== false) {
				$category_id = $filesop[0];
				$isbn = $filesop[1];
				$title = $filesop[2];
				$author = $filesop[3];
				$publisher = $filesop[4];
				$published_year = $filesop[5];
				$price = $filesop[6];
				$total_no_of_pages = $filesop[7];
				$total_quantity = $filesop[8];
				$remaining_quantity = $filesop[9];
				$rack_no = $filesop[10];
				$description = $filesop[11];
				$can_be_issued_for = 0;
				$fine_per_day = 0;

				if ($c <> 0) {

					$dataArray[] = array('category_id' => $category_id, 'isbn' => $isbn, 'title' => $title, 'author' => $author, 'publisher' => $publisher, 'published_year' => $published_year, 'price' => $price, 'total_no_of_pages' => $total_no_of_pages, 'total_quantity' => $total_quantity, 'remaining_quantity' => $remaining_quantity, 'rack_no' => $rack_no, 'description' => $description, 'can_be_issued_for' => $can_be_issued_for, 'fine_per_day' => $fine_per_day);
				}
				$c = $c + 1;
			}
			foreach ($dataArray as $data) {
				$isbn = $data['isbn'];
				$where = ' isbn=' . "'$isbn'";
				$duplicate = $this->LmsAdmin_Model->getData('lms_books', $where);
				if ($duplicate) {
					$idVal = $duplicate['id'];
					$_POST['modified'] = $this->nepali_current_date;
					$insertUpdate = $this->LmsAdmin_Model->addEditBook($idVal, $data);
				} else {
					$idVal = 0;
					$_POST['created'] = $this->nepali_current_date;
					$insertUpdate = $this->LmsAdmin_Model->addEditBook($idVal, $data);
				}
			}
			if ($insertUpdate) {
				$this->session->set_flashdata('success', 'Book detail imported successfully.');
				redirect(base_url() . 'books');
			}
		}
	}

	public function checkExistingBook()
	{
		$isbn = $_POST['isbn'];
		$where = ' isbn=' . "'$isbn'";
		$existingBook = $this->LmsAdmin_Model->getData('lms_books', $where);
		if ($existingBook) {
			$remQty = $existingBook['remaining_quantity'];
			if ($remQty == 0) {
				echo 0;
			} else {
				echo 1;
			}
		}
	}

	public function deleteBookData()
	{
		$book_id = $_POST['bookId'];
		$where = " book_id=" . $book_id;
		$checkExistsInIssued = $this->LmsAdmin_Model->getData('lms_book_transactions', $where);
		if ($checkExistsInIssued) {
			echo 0;
		} else {
			$dwhere = " id=" . $book_id;
			$delete = $this->LmsAdmin_Model->deleteData('lms_books', $dwhere);
			if ($delete) {
				echo 1;
			}
		}
	}
	//end book

	//start settings
	public function generalSettings()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/general-settings.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'General Settings';
			$data['gSData'] = $this->LmsAdmin_Model->getGeneralSettingData('lms_general_settings');

			if (count($_POST) > 0) {
				$idVal = $_POST['id'];

				if ($idVal == 0)
					$_POST['created'] = $this->nepali_current_date;
				else
					$_POST['modified'] = $this->nepali_current_date;

				$insertUpdate = $this->LmsAdmin_Model->addEditGeneralSettings($idVal, $this->input->post());
				if ($insertUpdate) {
					echo 1;
				}
			} else {
				$this->load->view('lms-admin/common/left-menu', $data);
				$this->load->view('lms-admin/common/header', $data);
				$this->load->view('lms-admin/general-settings', $data);
			}
		} else {
			LmsAdmin::logout();
		}
	}

	public function getCategoryData()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/category.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Categories';
			$data['categoryData'] = $this->LmsAdmin_Model->getData('lms_categories', '');

			if (count($_POST) > 0) {
				$idVal = $_POST['id'];
				$name = $_POST['name'];
				$where = " name=" . "'$name'";
				$exsistingCat = $this->LmsAdmin_Model->getData('lms_categories', $where);
				if (($exsistingCat) && ($idVal == 0)) {
					echo 0;
				} else {
					if ($idVal == 0)
						$_POST['created'] = $this->nepali_current_date;
					else
						$_POST['modified'] = $this->nepali_current_date;
					$insertUpdate = $this->LmsAdmin_Model->addEditCatgeoryData($idVal, $this->input->post());
					if ($insertUpdate) {
						echo 1;
					}
				}
			} else {
				$this->load->view('lms-admin/common/left-menu', $data);
				$this->load->view('lms-admin/common/header', $data);
				$this->load->view('lms-admin/category', $data);
			}
		} else {
			LmsAdmin::logout();
		}
	}

	public function deleteCategoryData()
	{
		$categoryId = $_POST['categoryId'];
		$tableName = $_POST['tableName'];
		$existingData = $this->db->get_where('lms_books', ['category_id' => $categoryId])->row();
		if ($existingData) {
			echo 0;
		} else {
			$where = ' id=' . $categoryId;
			$delete = $this->LmsAdmin_Model->deleteData($tableName, $where);
			if ($delete) {
				echo 1;
			}
		}
	}

	public function getCategoryById()
	{
		$categoryId = $_POST['categoryId'];
		$tableName = $_POST['tableName'];
		$where = ' id=' . $categoryId;
		$data = $this->LmsAdmin_Model->getData($tableName, $where);
		if ($data['is_active'] == 'Y') {
			$status = 'Active';
		} elseif ($data['is_active'] == 'N') {
			$status = 'Inactive';
		}
		$html = '<div class="form-group"> 
                        <label>Category Name</label>
                        <input type="text" class="form-control txtData" name="name" id="name" placeholder="Category Name" value="' . $data['name'] . '">
                        <p class="form_err" id="error-name"></p>
                    </div>
                    <div class="form-group"> 
                        <label>Status</label>
                        <select class="form-control txtData" name="is_active" id="is_active" style="padding:0;">
                            <option value="' . $data['is_active'] . '">' . $status . '</option>
                            <option value="Y">Active</option>
                            <option value="N">Inactive</option>
                        </select>
                        <p class="form_err" id="error-is_active"></p>
                    </div>';
		echo $html;
	}
	//end settings

	//start issued book
	public function ajaxIssuedBookDetail()
	{
		if (isset($_POST['startdate']) && $_POST['startdate'] != '')
			$reqArr['startdate'] = $_POST['startdate'];
		if (isset($_POST['enddate']) && $_POST['enddate'] != '')
			$reqArr['enddate'] = $_POST['enddate'];
		if (isset($_POST['option']) && $_POST['option'] != '') {
			$reqArr['option'] = $_POST['option'];
		} else {
			$reqArr['option'] = '';
		}

		$returnData = $this->fetchIssedBookData($reqArr);

		echo $returnData;
		exit;
	}

	public function issued_books()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/issued-books.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Issued Books';

			$options = '';
			$startDate = '';
			$endDate = '';
			if (count($_POST) > 0) {
				if (isset($_POST['startdate']) && $_POST['startdate'] != '') {
					$iBookData['startdate'] = $_POST['startdate'];
					$startDate = $_POST['startdate'];
				}

				if (isset($_POST['enddate']) && $_POST['enddate'] != '') {
					$iBookData['enddate'] = $_POST['enddate'];
					$endDate = $_POST['enddate'];
				}

				if (isset($_POST['option']) && $_POST['option'] != '') {
					$iBookData['option'] = $_POST['option'];
					$options = $_POST['option'];
				}
			}

			$iBookData = '';
			$data['issuedBookData'] = $this->fetchIssedBookData($iBookData);

			$this->load->view('lms-admin/common/left-menu', $data);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/issued-books', $data);
		} else {
			LmsAdmin::logout();
		}
	}

	public function fetchIssedBookData($iBookData = array())
	{
		$todayDateObj = new DateTime($this->nepali_current_date);
		$today = $todayDateObj->format('Y-m-d');

		if (isset($iBookData['startdate']) && !empty($iBookData['startdate']) && isset($iBookData['enddate']) && !empty($iBookData['option']) && isset($iBookData['option']) && !empty($iBookData['enddate'])) {
			$where = " DATE(issued_date) >= '" . $iBookData['startdate'] . "' AND DATE(issued_date) <= '" . $iBookData['enddate'] . "' AND DATE(return_date) < '" . $today . "'";
		} elseif (isset($iBookData['startdate']) && !empty($iBookData['startdate']) && isset($iBookData['enddate']) && !empty($iBookData['enddate'])) {
			$where = " DATE(issued_date) >= '" . $iBookData['startdate'] . "' AND DATE(issued_date) <= '" . $iBookData['enddate'] . "'";
		} elseif (isset($iBookData['enddate']) && !empty($iBookData['enddate'])) {
			$where = " DATE(issued_date) <= '" . $iBookData['enddate'] . "'";
		} elseif (isset($iBookData['enddate']) && !empty($iBookData['enddate'])) {
			$where = " DATE(issued_date) <= '" . $iBookData['enddate'] . "'";
		} elseif (isset($iBookData['option ']) && !empty($iBookData['option '])) {
			$where = " DATE(return_date) <= '" . $today . "'";
		} else {
			$where = "";
		}

		$issuedBookLists = $this->LmsAdmin_Model->get_issed_book_data('lms_book_transactions', $where);

		$liData['issuedBookData'] = $issuedBookLists;
		$liData['npCurrDate'] = $this->nepali_current_date;
		$returnPage = $this->load->view('lms-admin/issued-books-reload', $liData, true);
		return $returnPage;
	}

	public function add_edit_issue_book($idVal = 0)
	{
		$page = 'add-edit-issue-book';
		if (!file_exists(APPPATH . 'views/lms-admin/' . $page . '.php')) {
			show_404();
		}

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {
			$data['idVal'] = $idVal;
			$data['title'] = 'Issue Book';
			$data['button'] = 'Add Book';
			$data['gSData'] = $this->LmsAdmin_Model->getGeneralSettingData('lms_general_settings');

			if ($idVal > 0) {
				$data['title'] = 'Edit Issue Book';
				$data['button'] = 'Update Book';
			}

			if (count($_POST) > 0) {
				if (isset($_POST['eu_unique_id']) && !empty($_POST['eu_unique_id'])) {
					$ttl_rows = $_POST['ttlrows'];
					$eu_id = $_POST['eu_unique_id'];
					$idate = explode(',', $_POST['issueddate']);
					$rdate = explode(',', $_POST['returndate']);
					$bhealth = explode(',', $_POST['bookhealth']);
					$isbn = $_POST['isbn'];
					$title = $_POST['title'];

					for ($i = 0; $i < count($isbn); $i++) {
						$data = $this->db->get_where('lms_books', ['isbn' => $isbn[$i]])->row_array();
						$bisbn[] = $isbn[$i];
						$bid[] = $data['id'];
						$euid[] = $eu_id;
						$i_date[] = $idate[$i];
						$r_date[] = $rdate[$i];
						$b_health[] = $bhealth[$i];
					}
					$vals = array_count_values($bisbn);
					$book_isbn = array();
					foreach ($vals as $key => $val) {
						$b_isbn = $key;
						$b_ttlrows = $val;
						$data = $this->db->get_where('lms_books', ['isbn' => $b_isbn])->row_array();
						$ttlremqty = $data['remaining_quantity'];
						if ($b_ttlrows > $ttlremqty) {
							$book_isbn[] = 'The book ' . $b_isbn . ' is having remaining quantity ' . $ttlremqty . ' you can not issue more than that.';
						}
					}
					if (!empty($book_isbn)) {
						$message = implode(' , ', $book_isbn);
						$this->session->set_flashdata('failure', $message);
						redirect(base_url() . 'add-edit-issue-book/0');
					} else {
						$dataArray = array(
							'book_id' => $bid,
							'eu_unique_id' => $euid,
							'issued_date' => $i_date,
							'return_date' => $r_date,
							'book_health' => $b_health,
							'created_on' => $this->nepali_current_date,
							'modified_on' => $this->nepali_current_date,
						);
						$insertUpdate = $this->LmsAdmin_Model->addEditissuedBookData($idVal, $dataArray);
						if ($insertUpdate) {
							$this->session->set_flashdata('success', 'The book has been issued successfully.');
							redirect(base_url() . 'add-edit-issue-book/0');
						}
					}
				} else {
					$this->session->set_flashdata('failure', 'Please add book details to issue the book.');
					redirect(base_url() . 'add-edit-issue-book/0');
				}
			} else {
				$this->load->view('lms-admin/common/left-menu', $data);
				$this->load->view('lms-admin/common/header', $data);
				$this->load->view('lms-admin/' . $page, $data);
			}
		} else {
			LmsAdmin::logout();
		}
	}

	public function getDataById()
	{
		$id = $_POST['id'];
		$tableName = $_POST['tableName'];
		if ($tableName == 'lms_books') {
			$where = ' isbn=' . "'$id'";
		}
		$data = $this->LmsAdmin_Model->getData($tableName, $where);

		if ($tableName == 'lms_books') {
			$catData = $this->db->get_where('lms_categories', ['id' => $data['category_id']])->row_array();
			$cat_name = $catData['name'];

			$issueData = $this->db->get('lms_general_settings')->row_array();
			if ($data['can_be_issued_for'] == 0) {
				$data['lending_days'] = $issueData['can_be_issued_for'];
			} else {
				$data['lending_days'] = $data['can_be_issued_for'];
			}
			$data['category_name'] = $cat_name;
		}
		print_r(json_encode($data));
	}

	public function getStudentDataById()
	{
		$stdIs = $_POST['id'];
		$data = $this->LmsAdmin_Model->getStudentDataById($stdIs);
		$cnt = 0;
		$ttlBookCnt = 0;
		if ($data) {
			$eu_unique_id = $data['studentId'];
			$where = ['eu_unique_id' => $eu_unique_id, 'returned_on_date=' => NULL];
			$existingBookData = $this->db->get_where('lms_book_transactions', $where)->result_array();
			$bookPerUserData = $this->LmsAdmin_Model->getGeneralSettingData('lms_general_settings');
			$ttlBookCnt = $bookPerUserData['no_of_book_per_user'];
			$cnt = count($existingBookData);
			$data['ttl_issued_book_cnt'] = $ttlBookCnt;
			$data['eu_issued_book_cnt'] = $cnt;
		} else {
			$data['ttl_issued_book_cnt'] = $ttlBookCnt;
			$data['eu_issued_book_cnt'] = $cnt;
		}
		print_r(json_encode($data));
	}
	//end issued book

	//start returned book
	public function ajaxReturnedBookDetail()
	{
		if (isset($_POST['startdate']) && $_POST['startdate'] != '')
			$reqArr['startdate'] = $_POST['startdate'];
		if (isset($_POST['enddate']) && $_POST['enddate'] != '')
			$reqArr['enddate'] = $_POST['enddate'];
		if (isset($_POST['option']) && $_POST['option'] != '') {
			$reqArr['option'] = $_POST['option'];
		} else {
			$reqArr['option'] = '';
		}

		$returnData = $this->fetchReturnedBookData($reqArr);

		echo $returnData;
		exit;
	}

	public function returned_books()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/returned-books.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Returned Books';
			$options = '';
			$startDate = '';
			$endDate = '';
			if (count($_POST) > 0) {
				if (isset($_POST['startdate']) && $_POST['startdate'] != '') {
					$rBookData['startdate'] = $_POST['startdate'];
					$startDate = $_POST['startdate'];
				}

				if (isset($_POST['enddate']) && $_POST['enddate'] != '') {
					$rBookData['enddate'] = $_POST['enddate'];
					$endDate = $_POST['enddate'];
				}

				if (
					isset($_POST['option']) && $_POST['option'] != ''
				) {
					$rBookData['option'] = $_POST['option'];
					$options = $_POST['option'];
				}
			}

			$rBookData = '';
			$data['returnedBookData'] = $this->fetchReturnedBookData($rBookData);
			$this->load->view(
				'lms-admin/common/left-menu',
				$data
			);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/returned-books', $data);
		} else {
			LmsAdmin::logout();
		}
	}

	public function fetchReturnedBookData($rBookData = array())
	{
		$todayDateObj = new DateTime($this->nepali_current_date);
		$today = $todayDateObj->format('Y-m-d');

		if (isset($rBookData['startdate']) && !empty($rBookData['startdate']) && isset($rBookData['enddate']) && !empty($rBookData['option']) && isset($rBookData['option']) && !empty($rBookData['enddate'])) {
			$where = " DATE(returned_on_date) >= '" . $rBookData['startdate'] . "' AND DATE(returned_on_date) <= '" . $rBookData['enddate'] . "' AND DATE(return_date) < '" . $today . "'";
		} elseif (isset($rBookData['startdate']) && !empty($rBookData['startdate']) && isset($rBookData['enddate']) && !empty($rBookData['enddate'])) {
			$where = " DATE(returned_on_date) >= '" . $rBookData['startdate'] . "' AND DATE(returned_on_date) <= '" . $rBookData['enddate'] . "'";
		} elseif (isset($rBookData['enddate']) && !empty($rBookData['enddate'])) {
			$where = " DATE(returned_on_date) <= '" . $rBookData['enddate'] . "'";
		} elseif (isset($rBookData['enddate']) && !empty($rBookData['enddate'])) {
			$where = " DATE(returned_on_date) <= '" . $rBookData['enddate'] . "'";
		} elseif (isset($rBookData['option ']) && !empty($rBookData['option '])) {
			$where = " DATE(returned_on_date) <= '" . $today . "'";
		} else {
			$where = " returned_on_date!=''";
		}
		//echo $where;
		$returnedBookLists = $this->LmsAdmin_Model->get_returned_book_data('lms_book_transactions', $where);
		$liData['returnedBookData'] = $returnedBookLists;
		$returnPage = $this->load->view('lms-admin/returned-books-reload', $liData, true);
		return $returnPage;
	}

	public function receive_book()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/receive-book.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Receive Book';

			if (count($_POST) > 0) {
				$eu_id = $_POST['eu_unique_id'];
				$euId = $this->LmsAdmin_Model->getStudentDataById($eu_id);

				$where = " eu_unique_id=" . "'$eu_id'";
				$existsUser = $this->LmsAdmin_Model->getData('lms_book_transactions', $where);
				if (!$existsUser) {
					echo 0;
				} else {
					echo $euId['id'];
				}
			} else {
				$this->load->view('lms-admin/common/left-menu', $data);
				$this->load->view('lms-admin/common/header', $data);
				$this->load->view('lms-admin/receive-book', $data);
			}
		} else {
			LmsAdmin::logout();
		}
	}

	public function receive_book_detail($euId = '')
	{
		if (!file_exists(APPPATH . 'views/lms-admin/receive-book-detail.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Receive Book';

			$data['userData'] = $this->LmsAdmin_Model->getStudentInfo($euId);
			if ($data['userData']) {
				$eu_unique_id = $data['userData']['studentId'];
				$userWhere = " returned_on_date IS NULL AND eu_unique_id=" . "'$eu_unique_id'";
				$data['bookDetail'] = $this->LmsAdmin_Model->getData('lms_book_transactions', $userWhere);
			}
			$data['gSData'] = $this->LmsAdmin_Model->getGeneralSettingData('lms_general_settings');
			$data['npCurrDate'] = $this->nepali_current_date;
			$this->load->view('lms-admin/common/left-menu', $data);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/receive-book-detail', $data);
		} else {
			LmsAdmin::logout();
		}
	}

	public function addComment()
	{
		if (isset($_POST['id']) && !empty($_POST['id'])) {
			$idVal = $_POST['id'];
			if (isset($_POST['is_damaged'])) {
				$damaged = 'Yes';
			} else {
				$damaged = 'No';
			}
			$dam_comment = $_POST['damaged_comment'];

			$dataArray = array(
				'is_damaged' => $damaged,
				'damaged_comment' => $dam_comment
			);
			$insertComment = $this->LmsAdmin_Model->addCommentData($idVal, $dataArray);
			if ($insertComment) {
				echo 1;
			}
		}
	}

	public function returnedBookData()
	{
		if (isset($_POST['returnedBook']) && !empty($_POST['returnedBook'])) {
			$returnedId = $_POST['returnedBook'];

			$update = $this->LmsAdmin_Model->addReturnedBook($returnedId);
			echo $update;
			//echo '<pre>';print_r($update);


			/*if($update)
			{
				echo 1;
			}*/
		}
	}

	public function getCommentData()
	{
		$commentId = $_POST['CommentId'];
		$table = $_POST['tableName'];
		$where = ' id=' . $commentId;
		$data = $this->LmsAdmin_Model->getData($table, $where);
		$dataArray = array(
			'comment' => $data['damaged_comment'],
			'isDamaged' => $data['is_damaged']
		);
		print_r(json_encode($dataArray));
	}
	//end returned book

	//start student
	public function ajaxGetUserData()
	{
		if (isset($_POST['class']) && $_POST['class'] != '') {
			$catArr['class'] = $_POST['class'];

			$returnData = $this->fecthUserData($catArr);

			echo $returnData;
			exit;
		}
	}

	public function students()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/students.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Students';

			$userData = '';
			$data['studentData'] = $this->fecthUserData($userData);
			// $distinct = $this->db->distinct();
			// $data['classData'] = $this->LmsAdmin_Model->get_user_data('lms_end_users', '', $distinct);

			$this->load->view('lms-admin/common/left-menu', $data);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/students', $data);
		} else {
			LmsAdmin::logout();
		}
	}

	public function fecthUserData($userData = array())
	{
		// if(isset($userData['class']) && !empty($userData['class'])){
		// 	$class = $userData['class'];
		// 	$where = " unq_id LIKE '%ECS%' AND class_name="."'$class'";
		// }else{
		// 	$where = " unq_id LIKE '%ECS%'";
		// }
		$userLists = $this->LmsAdmin_Model->get_user_data('students');
		$liData['studentData'] = $userLists;
		$returnPage = $this->load->view('lms-admin/students-reload', $liData, true);
		return $returnPage;
	}

	public function students_info($stdId = '')
	{
		if (!file_exists(APPPATH . 'views/lms-admin/students-info.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Student Info';
			$where = " id=" . $stdId;
			$data['studentInfo'] = $this->LmsAdmin_Model->getStudentInfo($stdId);
			$this->load->view('lms-admin/common/left-menu', $data);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/students-info', $data);
		} else {
			LmsAdmin::logout();
		}
	}
	//end student

	//start damaged book
	public function damaged_books()
	{
		if (!file_exists(APPPATH . 'views/lms-admin/damaged-books.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {

			$data['title'] = 'Damaged Books';
			$where = " is_damaged=" . "'Yes'";
			$data['damagedBookData'] = $this->LmsAdmin_Model->getData('lms_book_transactions', $where);
			$this->load->view('lms-admin/common/left-menu', $data);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/damaged-books', $data);
		} else {
			LmsAdmin::logout();
		}
	}

	public function damaged_books_details($dBId = '')
	{
		if (!file_exists(APPPATH . 'views/lms-admin/damaged-books-details.php'))
			show_404();

		if ($_SESSION['lmsAULoginData']['lms_lin_login'] == 1) {
			$data['title'] = 'Damaged Books';
			$where = " book_id=" . $dBId;
			$data['damagedBookDetail'] = $this->LmsAdmin_Model->getData('lms_book_transactions', $where);
			$data['bookData'] = $this->db->get_where('lms_books', ['id' => $dBId])->row_array();
			$this->load->view('lms-admin/common/left-menu', $data);
			$this->load->view('lms-admin/common/header', $data);
			$this->load->view('lms-admin/damaged-books-details', $data);
		} else {
			LmsAdmin::logout();
		}
	}
	//end damaged book
	/*############################################ ENDDD Of Coding By Keerthi ############################################*/
}