forked from mirrors/easyappointments
The availabilities API controller must use the Availability library (this change will also fix the PHP error, when processing a service with multiple attendants) (#990)
This commit is contained in:
Alex Tselegidis
parent
af350fc617
commit
0b5938471e
1 changed files with 12 additions and 486 deletions
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@ -14,8 +14,6 @@
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require_once __DIR__ . '/API_V1_Controller.php';
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require_once __DIR__ . '/../../Appointments.php';
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use EA\Engine\Types\UnsignedInteger;
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/**
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* Availabilities Controller
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*
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@ -32,6 +30,7 @@ class Availabilities extends API_V1_Controller {
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$this->load->model('providers_model');
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$this->load->model('services_model');
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$this->load->model('settings_model');
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$this->load->library('availability');
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}
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/**
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@ -44,53 +43,22 @@ class Availabilities extends API_V1_Controller {
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{
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try
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{
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$provider_id = new UnsignedInteger($this->input->get('providerId'));
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$service_id = new UnsignedInteger($this->input->get('serviceId'));
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$provider_id = $this->input->get('providerId');
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if ($this->input->get('date'))
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$service_id = $this->input->get('serviceId');
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$date = $this->input->get('date');
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if ( ! $date)
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{
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$date = new DateTime($this->input->get('date'));
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}
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else
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{
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$date = new DateTime();
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$date = date('Y-m-d');
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}
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$provider = $this->providers_model->get_row($provider_id->get());
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$service = $this->services_model->get_row($service_id->get());
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$provider = $this->providers_model->get_row($provider_id);
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$empty_periods = $this->get_provider_available_time_periods($provider_id->get(),
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$date->format('Y-m-d'), []);
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$service = $this->services_model->get_row($service_id);
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$available_hours = $this->calculate_available_hours($empty_periods,
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$date->format('Y-m-d'), $service['duration'], FALSE, $service['availabilities_type']);
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if ($service['attendants_number'] > 1)
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{
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$available_hours = $this->get_multiple_attendants_hours($date->format('Y-m-d'), $service, $provider);
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}
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// If the selected date is today, remove past hours. It is important include the timeout before booking
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// that is set in the back-office the system. Normally we might want the customer to book an appointment
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// that is at least half or one hour from now. The setting is stored in minutes.
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if ($date->format('Y-m-d') === date('Y-m-d'))
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{
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$book_advance_timeout = $this->settings_model->get_setting('book_advance_timeout');
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foreach ($available_hours as $index => $value)
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{
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$available_hour = strtotime($value);
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$currentHour = strtotime('+' . $book_advance_timeout . ' minutes', strtotime('now'));
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if ($available_hour <= $currentHour)
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{
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unset($available_hours[$index]);
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}
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}
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}
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$available_hours = array_values($available_hours);
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sort($available_hours, SORT_STRING);
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$available_hours = array_values($available_hours);
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$available_hours = $this->availability->get_available_hours($date, $service, $provider);
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$this->output
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->set_content_type('application/json')
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@ -98,449 +66,7 @@ class Availabilities extends API_V1_Controller {
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}
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catch (Exception $exception)
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{
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exit($this->handle_exception($exception));
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$this->handle_exception($exception);
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}
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}
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/**
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* Get an array containing the free time periods (start - end) of a selected date.
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*
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* This method is very important because there are many cases where the system needs to
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* know when a provider is available for an appointment. This method will return an array
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* that belongs to the selected date and contains values that have the start and the end
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* time of an available time period.
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*
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* @param int $provider_id The provider's record id.
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* @param string $selected_date The date to be checked (MySQL formatted string).
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* @param array $exclude_appointments This array contains the ids of the appointments that
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* will not be taken into consideration when the available time periods are calculated.
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*
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* @return array Returns an array with the available time periods of the provider.
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*/
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protected function get_provider_available_time_periods(
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$provider_id,
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$selected_date,
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$exclude_appointments = []
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)
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{
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$this->load->model('appointments_model');
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$this->load->model('providers_model');
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// Get the provider's working plan and reserved appointments.
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$working_plan = json_decode($this->providers_model->get_setting('working_plan', $provider_id), TRUE);
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// Get the provider's working plan exceptions.
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$working_plan_exceptions = json_decode($this->providers_model->get_setting('working_plan_exceptions', $provider_id), TRUE);
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$where_clause = [
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'id_users_provider' => $provider_id
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];
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$reserved_appointments = $this->appointments_model->get_batch($where_clause);
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// Sometimes it might be necessary to not take into account some appointment records
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// in order to display what the providers' available time periods would be without them.
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foreach ($exclude_appointments as $excluded_id)
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{
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foreach ($reserved_appointments as $index => $reserved)
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{
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if ($reserved['id'] == $excluded_id)
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{
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unset($reserved_appointments[$index]);
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}
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}
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}
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// Find the empty spaces on the plan. The first split between the plan is due to a break (if exist). After that
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// every reserved appointment is considered to be a taken space in the plan.
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$selected_date_working_plan = $working_plan[strtolower(date('l', strtotime($selected_date)))];
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if (isset($working_plan_exceptions[$selected_date]))
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{
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$selected_date_working_plan = $working_plan_exceptions[$selected_date];
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}
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$available_periods_with_breaks = [];
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if (isset($selected_date_working_plan['breaks']))
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{
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$start = new DateTime($selected_date_working_plan['start']);
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$end = new DateTime($selected_date_working_plan['end']);
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$available_periods_with_breaks[] = [
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'start' => $selected_date_working_plan['start'],
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'end' => $selected_date_working_plan['end']
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];
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// Split the working plan to available time periods that do not contain the breaks in them.
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foreach ($selected_date_working_plan['breaks'] as $index => $break)
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{
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$break_start = new DateTime($break['start']);
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$break_end = new DateTime($break['end']);
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if ($break_start < $start)
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{
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$break_start = $start;
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}
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if ($break_end > $end)
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{
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$break_end = $end;
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}
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if ($break_start >= $break_end)
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{
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continue;
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}
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foreach ($available_periods_with_breaks as $key => $open_period)
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{
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$s = new DateTime($open_period['start']);
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$e = new DateTime($open_period['end']);
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if ($s < $break_end && $break_start < $e)
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{ // check for overlap
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$changed = FALSE;
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if ($s < $break_start)
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{
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$open_start = $s;
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$open_end = $break_start;
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$available_periods_with_breaks[] = [
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'start' => $open_start->format('H:i'),
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'end' => $open_end->format('H:i')
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];
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$changed = TRUE;
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}
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if ($break_end < $e)
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{
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$open_start = $break_end;
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$open_end = $e;
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$available_periods_with_breaks[] = [
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'start' => $open_start->format('H:i'),
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'end' => $open_end->format('H:i')
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];
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$changed = TRUE;
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}
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if ($changed)
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{
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unset($available_periods_with_breaks[$key]);
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}
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}
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}
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}
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}
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// Break the empty periods with the reserved appointments.
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$available_periods_with_appointments = $available_periods_with_breaks;
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foreach ($reserved_appointments as $appointment)
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{
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foreach ($available_periods_with_appointments as $index => &$period)
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{
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$a_start = strtotime($appointment['start_datetime']);
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$a_end = strtotime($appointment['end_datetime']);
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$p_start = strtotime($selected_date . ' ' . $period['start']);
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$p_end = strtotime($selected_date . ' ' . $period['end']);
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if ($a_start <= $p_start && $a_end <= $p_end && $a_end <= $p_start)
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{
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// The appointment does not belong in this time period, so we
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// will not change anything.
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}
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else
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{
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if ($a_start <= $p_start && $a_end <= $p_end && $a_end >= $p_start)
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{
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// The appointment starts before the period and finishes somewhere inside.
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// We will need to break this period and leave the available part.
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$period['start'] = date('H:i', $a_end);
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}
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else
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{
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if ($a_start >= $p_start && $a_end <= $p_end)
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{
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// The appointment is inside the time period, so we will split the period
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// into two new others.
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unset($available_periods_with_appointments[$index]);
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$available_periods_with_appointments[] = [
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'start' => date('H:i', $p_start),
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'end' => date('H:i', $a_start)
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];
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$available_periods_with_appointments[] = [
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'start' => date('H:i', $a_end),
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'end' => date('H:i', $p_end)
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];
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}
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else
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{
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if ($a_start >= $p_start && $a_end >= $p_start && $a_start <= $p_end)
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{
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// The appointment starts in the period and finishes out of it. We will
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// need to remove the time that is taken from the appointment.
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$period['end'] = date('H:i', $a_start);
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}
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else
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{
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if ($a_start >= $p_start && $a_end >= $p_end && $a_start >= $p_end)
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{
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// The appointment does not belong in the period so do not change anything.
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}
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else
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{
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if ($a_start <= $p_start && $a_end >= $p_end && $a_start <= $p_end)
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{
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// The appointment is bigger than the period, so this period needs to be removed.
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unset($available_periods_with_appointments[$index]);
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}
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}
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}
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}
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}
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}
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}
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}
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return array_values($available_periods_with_appointments);
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}
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/**
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* Calculate the available appointment hours.
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*
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* Calculate the available appointment hours for the given date. The empty spaces
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* are broken down to 15 min and if the service fit in each quarter then a new
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* available hour is added to the "$available_hours" array.
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*
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* @param array $empty_periods Contains the empty periods as generated by the
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* "_getProviderAvailableTimePeriods" method.
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* @param string $selected_date The selected date to be search (format )
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* @param int $service_duration The service duration is required for the hour calculation.
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* @param bool $manage_mode (optional) Whether we are currently on manage mode (editing an existing appointment).
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* @param string $availabilities_type Optional ('flexible'), the service availabilities type.
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*
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* @return array Returns an array with the available hours for the appointment.
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*/
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protected function calculate_available_hours(
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array $empty_periods,
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$selected_date,
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$service_duration,
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$manage_mode = FALSE,
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$availabilities_type = 'flexible'
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)
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{
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$this->load->model('settings_model');
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$available_hours = [];
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foreach ($empty_periods as $period)
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{
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$start_hour = new DateTime($selected_date . ' ' . $period['start']);
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$end_hour = new DateTime($selected_date . ' ' . $period['end']);
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$interval = $availabilities_type === AVAILABILITIES_TYPE_FIXED ? (int)$service_duration : 15;
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$current_hour = $start_hour;
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$diff = $current_hour->diff($end_hour);
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while (($diff->h * 60 + $diff->i) >= intval($service_duration))
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{
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$available_hours[] = $current_hour->format('H:i');
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$current_hour->add(new DateInterval('PT' . $interval . 'M'));
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$diff = $current_hour->diff($end_hour);
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}
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}
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return $available_hours;
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}
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/**
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* Get multiple attendants hours.
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*
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* This method will add the additional appointment hours whenever a service accepts multiple attendants.
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*
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* @param string $selected_date The selected appointment date.
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* @param array $service Selected service data.
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* @param array $provider Selected provider data.
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*
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* @return array Returns the available hours array.
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*/
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protected function get_multiple_attendants_hours(
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$selected_date,
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$service,
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$provider
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)
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{
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$this->load->model('appointments_model');
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$this->load->model('services_model');
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$this->load->model('providers_model');
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$unavailabilities = $this->appointments_model->get_batch([
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'is_unavailable' => TRUE,
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'DATE(start_datetime)' => $selected_date,
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'id_users_provider' => $provider['id']
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]);
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$working_plan = json_decode($provider['settings']['working_plan'], TRUE);
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$working_day = strtolower(date('l', strtotime($selected_date)));
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$working_hours = $working_plan[$working_day];
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$periods = [
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[
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'start' => new DateTime($selected_date . ' ' . $working_hours['start']),
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'end' => new DateTime($selected_date . ' ' . $working_hours['end'])
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]
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];
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$periods = $this->remove_breaks($selected_date, $periods, $working_hours['breaks']);
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$periods = $this->remove_unavailabilities($periods, $unavailabilities);
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$hours = [];
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$interval_value = $service['availabilities_type'] == AVAILABILITIES_TYPE_FIXED ? $service['duration'] : '15';
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$interval = new DateInterval('PT' . (int)$interval_value . 'M');
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$duration = new DateInterval('PT' . (int)$service['duration'] . 'M');
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foreach ($periods as $period)
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{
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$slot_start = clone $period['start'];
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$slot_end = clone $slot_start;
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$slot_end->add($duration);
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while ($slot_end <= $period['end'])
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{
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// Check reserved attendants for this time slot and see if current attendants fit.
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$appointment_attendants_number = $this->appointments_model->get_attendants_number_for_period($slot_start,
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$slot_end, $service['id']);
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if ($appointment_attendants_number < $service['attendants_number'])
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{
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$hours[] = $slot_start->format('H:i');
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}
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$slot_start->add($interval);
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$slot_end->add($interval);
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}
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}
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return $hours;
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}
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/**
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* Remove breaks from available time periods.
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*
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* @param string $selected_date Selected data (Y-m-d format).
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* @param array $periods Time periods of the current date.
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* @param array $breaks Breaks array for the current date.
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*
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* @return array Returns the available time periods without the breaks.
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*/
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public function remove_breaks($selected_date, $periods, $breaks)
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{
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if ( ! $breaks)
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{
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return $periods;
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}
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foreach ($breaks as $break)
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{
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$break_start = new DateTime($selected_date . ' ' . $break['start']);
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$break_end = new DateTime($selected_date . ' ' . $break['end']);
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foreach ($periods as &$period)
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{
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$period_start = $period['start'];
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$period_end = $period['end'];
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if ($break_start <= $period_start && $break_end >= $period_start && $break_end <= $period_end)
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{
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// left
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$period['start'] = $break_end;
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continue;
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}
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if ($break_start >= $period_start && $break_start <= $period_end && $break_end >= $period_start && $break_end <= $period_end)
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{
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// middle
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$period['end'] = $break_start;
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$periods[] = [
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'start' => $break_end,
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'end' => $period_end
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];
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continue;
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}
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if ($break_start >= $period_start && $break_start <= $period_end && $break_end >= $period_end)
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{
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// right
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$period['end'] = $break_start;
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continue;
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}
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if ($break_start <= $period_start && $break_end >= $period_end)
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{
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// break contains period
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$period['start'] = $break_end;
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continue;
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}
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}
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}
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return $periods;
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}
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/**
|
||||
* Remove the unavailabilities from the available time periods of the selected date.
|
||||
*
|
||||
* @param array $periods Available time periods.
|
||||
* @param array $unavailabilities Unavailabilities of the current date.
|
||||
*
|
||||
* @return array Returns the available time periods without the unavailabilities.
|
||||
*/
|
||||
public function remove_unavailabilities($periods, $unavailabilities)
|
||||
{
|
||||
foreach ($unavailabilities as $unavailability)
|
||||
{
|
||||
$unavailability_start = new DateTime($unavailability['start_datetime']);
|
||||
$unavailability_end = new DateTime($unavailability['end_datetime']);
|
||||
|
||||
foreach ($periods as &$period)
|
||||
{
|
||||
$period_start = $period['start'];
|
||||
$period_end = $period['end'];
|
||||
|
||||
if ($unavailability_start <= $period_start && $unavailability_end >= $period_start && $unavailability_end <= $period_end)
|
||||
{
|
||||
// left
|
||||
$period['start'] = $unavailability_end;
|
||||
continue;
|
||||
}
|
||||
|
||||
if ($unavailability_start >= $period_start && $unavailability_start <= $period_end && $unavailability_end >= $period_start && $unavailability_end <= $period_end)
|
||||
{
|
||||
// middle
|
||||
$period['end'] = $unavailability_start;
|
||||
$periods[] = [
|
||||
'start' => $unavailability_end,
|
||||
'end' => $period_end
|
||||
];
|
||||
continue;
|
||||
}
|
||||
|
||||
if ($unavailability_start >= $period_start && $unavailability_start <= $period_end && $unavailability_end >= $period_end)
|
||||
{
|
||||
// right
|
||||
$period['end'] = $unavailability_start;
|
||||
continue;
|
||||
}
|
||||
|
||||
if ($unavailability_start <= $period_start && $unavailability_end >= $period_end)
|
||||
{
|
||||
// Unavaibility contains period
|
||||
$period['start'] = $unavailability_end;
|
||||
continue;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return $periods;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue