<?php

/**
 * @file
 * Admin pages for defining the room layouts
 */

/**
 * Function for listing the room locations links to view each one and assign people to rooms
 */
function booking_room_view_summary() {

	global $event;
	$output = "";
	$header = array('Location', 'Assign Attendees', 'View Rooms For Location');
	$attributes = array('style' => 'max-width:60%');
	$rows = array();
	
	//get study groups
	$query = db_select('booking_room_locations', 'l')
		->fields('l')
		->condition('l.booking_roomlocation_active', 'Y', '=');
	$result = $query->execute();	

	foreach ($result as $room) {
		$rows[] = array(
			$room->booking_roomlocation_descrip,		
			l(t('Allocate Rooms'),  t('admin/booking/rooms/!id/assign', array('!id' => $room->lid))),
			l(t('View Rooms'),  t('admin/booking/rooms/!id/view', array('!id' => $room->lid))),
		);
		//$i++;
	}	

	//output everything
	$output .= t("<h3>!event Room Locations</h3>", array('!event' => $event->booking_eventname));
	$output .= t("<p>Use the link above to view room mate preferences and room allocations.</p>");
	$output .= theme('table', array('header' => $header, 'rows' => $rows, 'attributes' => $attributes));

	return $output;
	
}

/**
 * Form to view or add a studygroup definition
 */
function booking_roomlocation_define_form($node, &$form_state, $create, $editid = 0)
{
	$form = array();
	$prefix = "<p>Add a new room location definition</p>";
	
	if ($create == true)
	{
		drupal_set_title('Add Room Location');				
		$data = $node;
		watchdog('booking', 'Creating new room location: @info', array ('@info' => var_export($node, TRUE)));
	}
	else
	{	
		drupal_set_title('Edit Room Location');				
		//verify that $editid is a number
		if (! preg_match('/^[0-9]+$/', $editid)) {
			drupal_set_message("Error: Invalid room location ID supplied. Unable to edit room location definition.", 'error', FALSE);
			drupal_goto('admin/config/booking/rooms');
			return "";
		}

		$data = db_query("SELECT * FROM {booking_room_locations} WHERE lid = :id",
							array(':id' => $editid))
				->fetchObject();				
		$prefix = t("<p>Update the &quot;!event &quot; room location definition.</p>", array('!event' => $data->booking_roomlocation_descrip));
		//add this to the form in a hidden field so we can update the right price
		$form['booking_lid'] = array (
			'#type' => 'hidden',
			'#value' => $editid,
		);
		watchdog('booking', 'Editing room location definition: @info', 
			array ('@info' => var_export($data, TRUE)));								
	}	
	
	
	if(!isset($form_state['storage']['confirm']))
	{
		$form['booking_roomlocation_descrip'] = array (
			'#type' => 'textfield',
			'#title' => t('Description of this room location (eg Ramoth)'),
			'#size' => 60,	
			'#maxlength' => 150,
			'#required' => TRUE,
			'#default_value' => !empty($data->booking_roomlocation_descrip) ? $data->booking_roomlocation_descrip : '',
		);	
	
		$form['booking_roomlocation_active'] = array (
			'#type' => 'radios',
			'#title' => t('Location active?'),
			'#description' => t('Select whether this room location definition is active'),
			'#options' => array (0 => t('No'), t('Yes')),
			'#default_value' => !empty($data->booking_roomlocation_active) ? ($data->booking_roomlocation_active == 'Y' ? 1 : 0) : 0,  
		);		

		if ($create == true)
		{
			$form['submit'] = array
			(
				'#type' => 'submit',
				'#value' => t('Create'),
			);	
		} else {
			$form['Update'] = array
			(
				'#type' => 'submit',
				'#value' => t('Update'),
			);
			$form['Delete'] = array
			(
				'#type' => 'submit',
				'#value' => t("Delete"),
			);		
		}
	
		return array (
			'first_para' => array (
				'#type' => 'markup',
				'#markup' => $prefix,
			),
			'form' => $form,
		);		
	}
	//confirm delete
	else 
	{
	    return confirm_form($form, "Are you sure you wish to delete room location definition with id " . $editid . "?", 
			current_path(), NULL, "Delete");		
	}	
	
}


function booking_roomlocation_define_form_submit($form, &$form_state) {

 	global $event;
	$values = $form_state['input'];
	$redirect_path = array('admin/config/booking/rooms');
	$new_count = 0;

	//watchdog('booking', 'Checkboxes when setting buttons: @info', array ('@info' => var_export($checkboxes, TRUE)));		
	if ($form_state['values']['op'] == 'Create')
	{						
		db_insert('booking_room_locations')
		  ->fields(array(		
				'booking_roomlocation_descrip' => $values['booking_roomlocation_descrip'],
				'booking_roomlocation_active' => $values['booking_roomlocation_active'] == 1 ? 'Y' : 'N',
		  ))
		  ->execute();
		  
		  //$new_count = $count->num + 1;
	} 	
	//if we're deleting, add the confirmation to the form if it hasn't been defined yet
    elseif($form_state['values']['op'] == "Delete" && (!isset($form_state['storage']['confirm']))) 
	{
		watchdog('booking', "<pre>Room location definition deletion confirmation being set:\n@info</pre>", array('@info' => print_r( $form_state, true)));
		$form_state['storage']['confirm'] = TRUE;
		$form_state['rebuild'] = TRUE;
		
		//$new_count = $count->num;
    }
	elseif ($form_state['values']['op'] == 'Delete')
	{
		//verify that booking_lid is a number
		if (! preg_match('/^[0-9]+$/', $values['booking_lid'])) {
			drupal_set_message("Error: Invalid room location ID supplied. Unable to delete entry.", 'error', FALSE);
			return "";
		}		

		$num_deleted = db_delete('booking_room_locations')
		  ->condition('lid', $values['booking_lid'])
		  ->execute();
		
		//$new_count = $count->num - 1;	
	}
	elseif ($form_state['values']['op'] == 'Update')
	{
	
		//verify that booking_lid is a number
		if (! preg_match('/^[0-9]+$/', $values['booking_lid'])) {
			drupal_set_message("Error: Invalid room location ID supplied. Unable to update room location definition.", 'error', FALSE);
			return "";
		}
	
		//update the study group
		db_update('booking_room_locations')
		->fields(array (
			'booking_roomlocation_descrip' => $values['booking_roomlocation_descrip'],
			'booking_roomlocation_active' => $values['booking_roomlocation_active'] == 1 ? 'Y' : 'N',
		))
		->condition('lid', $values['booking_lid'])
		->execute();
			
		//$new_count = $count->num;			
	}	
		
	//update the number of study groups now defined
	//variable_set('booking_studygroup_count', $new_count);
			
	$form_state['redirect'] = $redirect_path;
}


/**
 * Function to display existing room definitions
 */
function booking_rooms_view_definitions() {
	global $event;
	$location_rows = array();
	$definition_rows = array();
	$attributes = array('style' => 'max-width:60%');	
	$location_prefix = "<h2>Room Locations</h2>";
	$definition_prefix = "<h2>Room Definitions</h2>";
	
	//get a list of all the room locations
	$locations_query = db_select('booking_room_locations', 'l')
		->fields('l');	
	$location_result = $locations_query->execute();	
	
	//get a list of all the room definitions at those locations
	$definition_query = db_select('booking_room_definition', 'r');	
	$definition_query->join('booking_room_locations', 'l', 'l.lid = r.booking_room_location_id');
	$definition_query->condition('l.booking_roomlocation_active', 'Y', '=')
		->fields('r')
		->fields('l')
		->orderBy('lid')->orderBy('booking_room_number');	
	$definition_result = $definition_query->execute();
	
	$location_header = array (
	  'booking_roomlocation_descrip' => t('Location Description'),
	  'booking_roomlocation_active' => t('Location Active?'),
		'booking_location_edit' => t('Edit Location'),		
	);	
	
	$definition_header = array (
	  'booking_room_location_description' => t('Room Location'),
	  'booking_room_number' => t('Room Number'),
		'booking_room_description' => t('Room Description'),
		'booking_room_singlebeds' => t('Number Single Beds'),
		'booking_room_doublebeds' => t('Number Double Beds'),
		'booking_room_queenbeds' => t('Number Queen Beds'),
		'booking_room_ensuite'	=> t('Ensuite?'),
		'booking_room_edit' => t('Edit Room'),
	);	
	
	foreach($location_result as $data) {
		$location_rows[] = array (
			$data->booking_roomlocation_descrip,
			$data->booking_roomlocation_active == 'Y' ? 'Yes' : 'No',		
			l(t('Edit'),  t('admin/config/booking/rooms/locations/!id/edit', array('!id' => $data->lid))),
		);
	}	

	foreach($definition_result as $data) {
		$definition_rows[] = array (
		  //_booking_room_location_lookup($data->booking_room_location_id),
			$data->booking_roomlocation_descrip,
		  $data->booking_room_number,
			$data->booking_room_description,
			$data->booking_room_singlebeds,
			$data->booking_room_doublebeds,
			$data->booking_room_queenbeds,
			$data->booking_room_ensuite == 'Y' ? 'Yes' : 'No',		
			l(t('Edit'),  t('admin/config/booking/rooms/!id/edit', array('!id' => $data->rid))),
		);
	}	
	
	$result = array (
		'locations_heading' => array (
			'#type' => 'markup',
			'#markup' => $location_prefix,
		),
		'table_locations' => array (
		  '#theme' => 'table',
		  '#header' => $location_header,
		  '#rows' => $location_rows,
		  '#empty' => t('No room location definitions found.'),
		  '#attributes' => $attributes,
		),	
		'definitions_heading' => array (
			'#type' => 'markup',
			'#markup' => $definition_prefix,
		),			
		'table_definitions' => array (
		  '#theme' => 'table',
		  '#header' => $definition_header,
		  '#rows' => $definition_rows,
		  '#empty' => t('No room definitions found.'),
		  //'#attributes' => array('id' => 'sort-table'),
		),
	);
	
	return $result;	
}
	 
/**
 * Function to define the form for configuring room definitions and also display existing room definitions
 */
function booking_rooms_definition_form($node, &$form_state, $create, $room_id = 0) {
	global $event;	
	$prefix = "";
	$form = array();
	$location_options = array();
	$bedcount_options = array();
	
	//TODO: update to be like booking_price_form()
	
	$query = db_query("SELECT * FROM {booking_room_locations} where booking_roomlocation_active='Y'");

	foreach($query as $row) {
		$location_options[$row->lid] = $row->booking_roomlocation_descrip;
	}	
	
	if ($create == true) {
		$data = $node;
		$prefix = t("<p>Create new room defintion.</p>");
		//watchdog('booking', 'Creating new room definition: @info', array ('@info' => var_export($node, TRUE)));
	}
	else {	
		//verify that $editid is a number
		if (! preg_match('/^[0-9]+$/', $room_id)) {
			drupal_set_message("Error: Invalid room ID supplied. Unable to update room definition.", 'error', FALSE);
			drupal_goto('admin/config/booking/rooms');
			return "";
		}
		$prefix = t("<p>Update the room defintions.</p>");

		//$data = $form_state['input'];
		$data = db_query("SELECT * FROM {booking_room_definition} WHERE rid = :id", array(':id' => $room_id))
				->fetchObject();				

		//add this to the form in a hidden field so we can update the right price
		$form['booking_rid'] = array(
			'#type' => 'hidden',
			'#value' => $room_id,
		);
		//watchdog('booking', 'Editing existing room definition: @info', array ('@info' => var_export($data, TRUE)));								
	}		
	
	//create the options array for bed counts
	for ($i = 0; $i <= 15; $i++) {
		$bedcount_options[$i] = $i;	
	}

	//define the form for adding to the room definitions
	if(!isset($form_state['storage']['confirm'])) {
		$form[] = array (
			'first_heading' => array(
				'#type' => 'markup',
				'#markup' => $prefix,
			),
		);
	
		$form['booking_room_location_id'] = array(
			'#type' => 'select',
			'#title' => t('Choose room location'),
			'#options' => $location_options,
			'#default_value' => !empty($data->booking_room_location_id) ? $data->booking_room_location_id : ''
		);	
		$form['booking_room_number'] = array(
			'#type' => 'textfield',
			'#title' => t('Specify room number'),
			'#size' => 5,	
			'#maxlength' => 10,
			'#default_value' => !empty($data->booking_room_number) ? $data->booking_room_number : '',
		);	
		$form['booking_room_description'] = array(
			'#type' => 'textfield',
			'#title' => t('Specify room label (not mandatory)'),
			'#size' => 50,	
			'#maxlength' => 100,
			'#default_value' => !empty($data->booking_room_description) ? $data->booking_room_description : '',
		);			
		$form['booking_room_singlebeds'] = array(
			'#type' => 'select',
			'#title' => t('Specify number of single beds'),
			'#options' => $bedcount_options,
			'#default_value' => !empty($data->booking_room_singlebeds) ? $data->booking_room_singlebeds : '',
		);			
		$form['booking_room_doublebeds'] = array(
			'#type' => 'select',
			'#title' => t('Specify number of double beds'),
			'#options' => $bedcount_options,
			'#default_value' => !empty($data->booking_room_doublebeds) ? $data->booking_room_doublebeds : '',
		);	
		$form['booking_room_queenbeds'] = array(
			'#type' => 'select',
			'#title' => t('Specify number of queen beds'),
			'#options' => $bedcount_options,
			'#default_value' => !empty($data->booking_room_queenbeds) ? $data->booking_room_queenbeds : '',
		);		
		$form['booking_room_ensuite'] = array(
			'#type' => 'checkbox',
			'#title' => t('Tick if this room has an ensuite'),
			'#default_value' => (!empty($data->booking_room_ensuite) && $data->booking_room_ensuite == 'Y') ? 1 : 0,
		);	
	
		if ($create == true) {
			$form['submit'] = array(
				'#type' => 'submit',
				'#value' => t('Add Room'),
			);	
		} 
		else {
			$form['Update'] = array(
				'#type' => 'submit',
				'#value' => t('Update Room'),
			);
			$form['Delete'] = array(
				'#type' => 'submit',
				'#value' => t('Delete Room'),
			);		
		}
		
		return array (
			'form' => $form,
		);			
	}
	else {
	    return confirm_form($form, "Are you sure you wish to delete room definition with id " . $room_id . "?", 
			current_path(), NULL, "Delete Room");		
	}
}

/**
 * Validate the form for adding room definitions
 */
function booking_rooms_definition_form_validate($form, $form_state) {
	//make sure room number is numerical
	$values = $form_state['input'];

	if ($form_state['values']['op'] != 'Delete Room') {
		if (isset($values['booking_room_number']) && (! is_numeric($values['booking_room_number']))) {
			form_set_error('booking_room_number', t('Room number must be numeric. If you need to use a more descriptive label, please use the room label field.'));
			watchdog('booking_debug', "<pre>Room definition submission:\n@info</pre>", array('@info' => print_r( $form_state, true)));
		}
	}

}

/**
 * Process the form for adding room definitions
 */
function booking_rooms_definition_form_submit($form, &$form_state) {
 	global $event;
	$values = $form_state['input'];
	$redirect_path = "admin/config/booking/rooms";
	
	//watchdog('booking', "<pre>Room definition submission:\n@info</pre>", array('@info' => print_r( $form_state, true)));
	
	//if we're deleting, add the confirmation to the form if it hasn't been defined yet
  if($form_state['values']['op'] == 'Delete Room' && (!isset($form_state['storage']['confirm']))) {
		//watchdog('booking', "<pre>Room deletion confirmation being set:\n@info</pre>", array('@info' => print_r( $form_state, true)));
		$form_state['storage']['confirm'] = TRUE;
		$form_state['rebuild'] = TRUE;
  }
	elseif ($form_state['values']['op'] == 'Delete Room') {
		//delete the room
		watchdog('booking', "Deleting room ID !rid", array('!rid' => $values['booking_rid']));

		db_delete('booking_room_definition')
			->condition('rid', $values['booking_rid'])
		 	->execute();

		drupal_set_message('Deleted room id ' . $values['booking_rid'] );
		$form_state['redirect'] = $redirect_path;
	}
	elseif ($form_state['values']['op'] == 'Update Room') {
		$result = db_update('booking_room_definition')
			->fields(array(
			  'booking_room_location_id' => $values['booking_room_location_id'],
			  'booking_room_number' => $values['booking_room_number'],
				'booking_room_description' => $values['booking_room_description'],
				'booking_room_singlebeds' => $values['booking_room_singlebeds'],
				'booking_room_doublebeds' => $values['booking_room_doublebeds'],
				'booking_room_queenbeds' => $values['booking_room_queenbeds'],
				'booking_room_ensuite' => $values['booking_room_ensuite'] == 1 ? 'Y' : 'N',
			))
			->condition('rid', $values['booking_rid'] )
			->execute();
		drupal_set_message('Updated room id ' . $values['booking_rid'] );
		$form_state['redirect'] = $redirect_path;
	}
	elseif ($form_state['values']['op'] == 'Add Room')
	{							
		db_insert('booking_room_definition')
			->fields(array(	
			  'booking_room_location_id' => $values['booking_room_location_id'],
			  'booking_room_number' => $values['booking_room_number'],
				'booking_room_description' => $values['booking_room_description'],
				'booking_room_singlebeds' => $values['booking_room_singlebeds'],
				'booking_room_doublebeds' => $values['booking_room_doublebeds'],
				'booking_room_queenbeds' => $values['booking_room_queenbeds'],
				'booking_room_ensuite' => $values['booking_room_ensuite'] == 1 ? 'Y' : 'N',
		  ))
		  ->execute();
		  drupal_set_message('Created new room definition');
		  $form_state['redirect'] = $redirect_path;	
	}
}