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The 'any-provider' option will select the provider with the most free time instead of the first available one.

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Alex Tselegidis 2015-12-30 11:44:42 +01:00
parent 1a5cfa6191
commit 18a4603072
1 changed files with 131 additions and 104 deletions
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235
src/application/controllers/appointments.php
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@ -17,7 +17,6 @@
* @package Controllers
*/
class Appointments extends CI_Controller {
/**
* Class Constructor
*/
@ -43,8 +42,7 @@ class Appointments extends CI_Controller {
* is provided then it means that the customer followed the appointment
* manage link that was send with the book success email.
*
* @param string $appointment_hash The db appointment hash of an existing
* record.
* @param string $appointment_hash The db appointment hash of an existing record.
*/
public function index($appointment_hash = '') {
if (!is_ea_installed()) {
@ -112,7 +110,6 @@ class Appointments extends CI_Controller {
'customer_data' => $customer,
'google_analytics_code' => $google_analytics_code
);
} catch(Exception $exc) {
$view['exceptions'][] = $exc;
}
@ -166,8 +163,7 @@ class Appointments extends CI_Controller {
// :: SYNC APPOINTMENT REMOVAL WITH GOOGLE CALENDAR
if ($appointment['id_google_calendar'] != NULL) {
try {
$google_sync = $this->providers_model->get_setting('google_sync',
$appointment['id_users_provider']);
$google_sync = $this->providers_model->get_setting('google_sync',$appointment['id_users_provider']);
if ($google_sync == TRUE) {
$google_token = json_decode($this->providers_model
@ -264,13 +260,11 @@ class Appointments extends CI_Controller {
* for thegiven service, provider and date.
*
* @param numeric $_POST['service_id'] The selected service's record id.
* @param numeric $_POST['provider_id'] The selected provider's record id.
* @param string $_POST['selected_date'] The selected date of which the
* available hours we want to see.
* @param numeric $_POST['service_duration'] The selected service duration in
* minutes.
* @param string $$_POST['manage_mode'] Contains either 'true' or 'false' and determines
* the if current user is managing an already booked appointment or not.
* @param numeric|string $_POST['provider_id'] The selected provider's record id, can also be 'any-provider'.
* @param string $_POST['selected_date'] The selected date of which the available hours we want to see.
* @param numeric $_POST['service_duration'] The selected service duration in minutes.
* @param string $_POST['manage_mode'] Contains either 'true' or 'false' and determines the if current user
* is managing an already booked appointment or not.
* @return Returns a json object with the available hours.
*/
public function ajax_get_available_hours() {
@ -279,7 +273,7 @@ class Appointments extends CI_Controller {
$this->load->model('settings_model');
try {
// Do not continue if there was no provider selected.
// Do not continue if there was no provider selected (more likely there is no provider in the system).
if (empty($_POST['provider_id'])) {
echo json_encode(array());
return;
@ -292,7 +286,7 @@ class Appointments extends CI_Controller {
: array();
// If the user has selected the "any-provider" option then we will need to search
// for an available provider that provides the requested service.
// for an available provider that will provide the requested service.
if ($_POST['provider_id'] === ANY_PROVIDER) {
$_POST['provider_id'] = $this->search_any_provider($_POST['service_id'], $_POST['selected_date']);
if ($_POST['provider_id'] === NULL) {
@ -301,69 +295,12 @@ class Appointments extends CI_Controller {
}
}
$empty_periods = $this->get_provider_available_time_periods($_POST['provider_id'],
$_POST['selected_date'], $exclude_appointments);
$empty_periods = $this->get_provider_available_time_periods($_POST['provider_id'],
$_POST['selected_date'], $exclude_appointments);
// Calculate the available appointment hours for the given date. The empty spaces
// are broken down to 15 min and if the service fit in each quarter then a new
// available hour is added to the "$available_hours" array.
$available_hours = $this->calculate_available_hours($empty_periods, $_POST['selected_date'],
$_POST['service_duration'], (bool)$_POST['manage_mode']);
$available_hours = array();
foreach ($empty_periods as $period) {
$start_hour = new DateTime($_POST['selected_date'] . ' ' . $period['start']);
$end_hour = new DateTime($_POST['selected_date'] . ' ' . $period['end']);
$minutes = $start_hour->format('i');
if ($minutes % 15 != 0) {
// Change the start hour of the current space in order to be
// on of the following: 00, 15, 30, 45.
if ($minutes < 15) {
$start_hour->setTime($start_hour->format('H'), 15);
} else if ($minutes < 30) {
$start_hour->setTime($start_hour->format('H'), 30);
} else if ($minutes < 45) {
$start_hour->setTime($start_hour->format('H'), 45);
} else {
$start_hour->setTime($start_hour->format('H') + 1, 00);
}
}
$current_hour = $start_hour;
$diff = $current_hour->diff($end_hour);
while (($diff->h * 60 + $diff->i) >= intval($_POST['service_duration'])) {
$available_hours[] = $current_hour->format('H:i');
$current_hour->add(new DateInterval("PT15M"));
$diff = $current_hour->diff($end_hour);
}
}
// If the selected date is today, remove past hours. It is important
// include the timeout before booking that is set in the backoffice
// the system. Normally we might want the customer to book an appointment
// that is at least half or one hour from now. The setting is stored in
// minutes.
if (date('m/d/Y', strtotime($_POST['selected_date'])) == date('m/d/Y')) {
if ($_POST['manage_mode'] === 'true') {
$book_advance_timeout = 0;
} else {
$book_advance_timeout = $this->settings_model->get_setting('book_advance_timeout');
}
foreach($available_hours as $index => $value) {
$available_hour = strtotime($value);
$current_hour = strtotime('+' . $book_advance_timeout . ' minutes', strtotime('now'));
if ($available_hour <= $current_hour) {
unset($available_hours[$index]);
}
}
}
$available_hours = array_values($available_hours);
sort($available_hours, SORT_STRING );
$available_hours = array_values($available_hours);
echo json_encode($available_hours);
} catch(Exception $exc) {
@ -375,10 +312,11 @@ class Appointments extends CI_Controller {
/**
* [AJAX] Register the appointment to the database.
*
* @return string Returns a JSON string with the appointment database ID.
*/
public function ajax_register_appointment() {
try {
$post_data = $_POST['post_data']; // alias
// Validate the CAPTCHA string.
@ -400,8 +338,9 @@ class Appointments extends CI_Controller {
$this->load->model('customers_model');
$this->load->model('settings_model');
if ($this->customers_model->exists($customer))
if ($this->customers_model->exists($customer)) {
$customer['id'] = $this->customers_model->find_record_id($customer);
}
$customer_id = $this->customers_model->add($customer);
$appointment['id_users_customer'] = $customer_id;
@ -534,6 +473,7 @@ class Appointments extends CI_Controller {
$appointment['id_users_provider'] = $this->search_any_provider($appointment['id_services'],
date('Y-m-d', strtotime($appointment['start_datetime'])));
$_POST['post_data']['appointment']['id_users_provider'] = $appointment['id_users_provider'];
return TRUE; // The selected provider is always available.
}
$available_periods = $this->get_provider_available_time_periods(
@ -574,6 +514,7 @@ class Appointments extends CI_Controller {
* @param string $selected_date The date to be checked (MySQL formatted string).
* @param array $exclude_appointments This array contains the ids of the appointments that
* will not be taken into consideration when the available time periods are calculated.
*
* @return array Returns an array with the available time periods of the provider.
*/
private function get_provider_available_time_periods($provider_id, $selected_date,
@ -585,7 +526,6 @@ class Appointments extends CI_Controller {
$working_plan = json_decode($this->providers_model->get_setting('working_plan', $provider_id), true);
$where_clause = array(
//'DATE(start_datetime)' => date('Y-m-d', strtotime($selected_date)),
'id_users_provider' => $provider_id
);
@ -614,26 +554,31 @@ class Appointments extends CI_Controller {
'start' => $selected_date_working_plan['start'],
'end' => $selected_date_working_plan['end']
);
// Split the working plan to available time periods that do not
// contain the breaks in them.
foreach($selected_date_working_plan['breaks'] as $index=>$break) {
// Split the working plan to available time periods that do not contain the breaks in them.
foreach ($selected_date_working_plan['breaks'] as $index => $break) {
$break_start = new DateTime($break['start']);
$break_end = new DateTime($break['end']);
if ($break_start < $start)
$break_end = new DateTime($break['end']);
if ($break_start < $start) {
$break_start = $start;
if ($break_end > $end)
}
if ($break_end > $end) {
$break_end = $end;
if ($break_start >= $break_end)
continue;
foreach ($available_periods_with_breaks as $key => $open_period)
{
}
if ($break_start >= $break_end) {
continue;
}
foreach ($available_periods_with_breaks as $key => $open_period) {
$s = new DateTime($open_period['start']);
$e = new DateTime($open_period['end']);
if ($s < $break_end && $break_start < $e) // check for overlap
{
if ($s < $break_end && $break_start < $e) { // check for overlap
$changed = FALSE;
if ($s < $break_start)
{
if ($s < $break_start) {
$open_start = $s;
$open_end = $break_start;
$available_periods_with_breaks[] = array(
@ -642,8 +587,8 @@ class Appointments extends CI_Controller {
);
$changed = TRUE;
}
if ($break_end < $e)
{
if ($break_end < $e) {
$open_start = $break_end;
$open_end = $e;
$available_periods_with_breaks[] = array(
@ -652,8 +597,8 @@ class Appointments extends CI_Controller {
);
$changed = TRUE;
}
if ($changed)
{
if ($changed) {
unset($available_periods_with_breaks[$key]);
}
}
@ -666,12 +611,12 @@ class Appointments extends CI_Controller {
foreach($reserved_appointments as $appointment) {
foreach($available_periods_with_appointments as $index => &$period) {
$a_start = strtotime($appointment['start_datetime']);
$a_end = strtotime($appointment['end_datetime']);
$p_start = strtotime($selected_date . ' ' . $period['start']);
$p_end = strtotime($selected_date . ' ' .$period['end']);
if ($a_start <= $p_start && $a_end <= $p_end && $a_end <= $p_start) {
if ($a_start <= $p_start && $a_end <= $p_end && $a_end <= $p_start) {
// The appointment does not belong in this time period, so we
// will not change anything.
} else if ($a_start <= $p_start && $a_end <= $p_end && $a_end >= $p_start) {
@ -697,8 +642,7 @@ class Appointments extends CI_Controller {
} else if ($a_start >= $p_start && $a_end >= $p_end && $a_start >= $p_end) {
// The appointment does not belong in the period so do not change anything.
} else if ($a_start <= $p_start && $a_end >= $p_end && $a_start <= $p_end) {
// The appointment is bigger than the period, so this period needs to be
// removed.
// The appointment is bigger than the period, so this period needs to be removed.
unset($available_periods_with_appointments[$index]);
}
}
@ -710,6 +654,8 @@ class Appointments extends CI_Controller {
/**
* Search for any provider that can handle the requested service.
*
* This method will return the database ID of the provider with the most available periods.
*
* @param numeric $service_id The requested service ID.
* @param string $selected_date The date to be searched.
*
@ -717,16 +663,20 @@ class Appointments extends CI_Controller {
*/
private function search_any_provider($service_id, $selected_date) {
$this->load->model('providers_model');
$this->load->model('services_model');
$available_providers = $this->providers_model->get_available_providers();
$service = $this->services_model->get_row($service_id);
$provider_id = NULL;
$max_hours_count = 0;
foreach($available_providers as $provider) {
foreach($provider['services'] as $provider_service_id) {
if ($provider_service_id == $service_id) { // Check if the provider is available for the requested date.
$available_periods = $this->get_provider_available_time_periods($provider['id'], $selected_date);
if (count($available_periods) > 0) {
$empty_periods = $this->get_provider_available_time_periods($provider['id'], $selected_date);
$available_hours = $this->calculate_available_hours($empty_periods, $selected_date, $service['duration']);
if (count($available_hours) > $max_hours_count) {
$provider_id = $provider['id'];
break 2;
$max_hours_count = count($available_hours);
}
}
}
@ -734,6 +684,83 @@ class Appointments extends CI_Controller {
return $provider_id;
}
/**
* Calculate the avaialble appointment hours.
*
* Calculate the available appointment hours for the given date. The empty spaces
* are broken down to 15 min and if the service fit in each quarter then a new
* available hour is added to the "$available_hours" array.
*
* @param array $empty_periods Contains the empty periods as generated by the
* "get_provider_available_time_periods" method.
* @param string $selected_date The selected date to be search (format )
* @param numeric $service_duration The service duration is required for the hour calculation.
* @param bool $manage_mode (optional) Whether we are currently on manage mode (editing an existing appointment).
*
* @return array Returns an array with the available hours for the appointment.
*/
private function calculate_available_hours(array $empty_periods, $selected_date, $service_duration,
$manage_mode = FALSE) {
$this->load->model('settings_model');
$available_hours = array();
foreach ($empty_periods as $period) {
$start_hour = new DateTime($selected_date . ' ' . $period['start']);
$end_hour = new DateTime($selected_date . ' ' . $period['end']);
$minutes = $start_hour->format('i');
if ($minutes % 15 != 0) {
// Change the start hour of the current space in order to be
// on of the following: 00, 15, 30, 45.
if ($minutes < 15) {
$start_hour->setTime($start_hour->format('H'), 15);
} else if ($minutes < 30) {
$start_hour->setTime($start_hour->format('H'), 30);
} else if ($minutes < 45) {
$start_hour->setTime($start_hour->format('H'), 45);
} else {
$start_hour->setTime($start_hour->format('H') + 1, 00);
}
}
$current_hour = $start_hour;
$diff = $current_hour->diff($end_hour);
while (($diff->h * 60 + $diff->i) >= intval($service_duration)) {
$available_hours[] = $current_hour->format('H:i');
$current_hour->add(new DateInterval("PT15M"));
$diff = $current_hour->diff($end_hour);
}
}
// If the selected date is today, remove past hours. It is important include the timeout before
// booking that is set in the backoffice the system. Normally we might want the customer to book
// an appointment that is at least half or one hour from now. The setting is stored in minutes.
if (date('m/d/Y', strtotime($selected_date)) === date('m/d/Y')) {
if ($manage_mode) {
$book_advance_timeout = 0;
} else {
$book_advance_timeout = $this->settings_model->get_setting('book_advance_timeout');
}
foreach($available_hours as $index => $value) {
$available_hour = strtotime($value);
$current_hour = strtotime('+' . $book_advance_timeout . ' minutes', strtotime('now'));
if ($available_hour <= $current_hour) {
unset($available_hours[$index]);
}
}
}
$available_hours = array_values($available_hours);
sort($available_hours, SORT_STRING );
$available_hours = array_values($available_hours);
return $available_hours;
}
}
/* End of file appointments.php */