easyappointments/application/models/Blocked_periods_model.php

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<?php defined('BASEPATH') or exit('No direct script access allowed');
/* ----------------------------------------------------------------------------
* Easy!Appointments - Online Appointment Scheduler
*
* @package EasyAppointments
* @author A.Tselegidis <alextselegidis@gmail.com>
* @copyright Copyright (c) Alex Tselegidis
* @license https://opensource.org/licenses/GPL-3.0 - GPLv3
* @link https://easyappointments.org
* @since v1.0.0
* ---------------------------------------------------------------------------- */
/**
* Blocked-Periods model.
*
* Handles all the database operations of the blocked-period resource.
*
* @package Models
*/
class Blocked_periods_model extends EA_Model {
/**
* @var array
*/
protected array $casts = [
'id' => 'integer',
];
/**
* @var array
*/
protected array $api_resource = [
'id' => 'id',
'name' => 'name',
'start' => 'start_datetime',
'end' => 'end_datetime',
'notes' => 'notes',
];
/**
* Save (insert or update) a blocked-period.
*
* @param array $blocked_period Associative array with the blocked-period data.
*
* @return int Returns the blocked-period ID.
*
* @throws InvalidArgumentException
*/
public function save(array $blocked_period): int
{
$this->validate($blocked_period);
if (empty($blocked_period['id']))
{
return $this->insert($blocked_period);
}
else
{
return $this->update($blocked_period);
}
}
/**
* Validate the blocked-period data.
*
* @param array $blocked_period Associative array with the blocked-period data.
*
* @throws InvalidArgumentException
*/
public function validate(array $blocked_period)
{
// If a blocked-period ID is provided then check whether the record really exists in the database.
if ( ! empty($blocked_period['id']))
{
$count = $this->db->get_where('blocked_periods', ['id' => $blocked_period['id']])->num_rows();
if ( ! $count)
{
throw new InvalidArgumentException('The provided blocked-period ID does not exist in the database: ' . $blocked_period['id']);
}
}
// Make sure all required fields are provided.
if (
empty($blocked_period['name'])
|| empty($blocked_period['start_datetime'])
|| empty($blocked_period['end_datetime'])
)
{
throw new InvalidArgumentException('Not all required fields are provided: ' . print_r($blocked_period, TRUE));
}
// Make sure that the start date time is before the end.
$start_date_time_object = new DateTime($blocked_period['start_datetime']);
$end_date_time_object = new DateTime($blocked_period['end_datetime']);
if ($start_date_time_object >= $end_date_time_object)
{
throw new InvalidArgumentException('The start must be before the end date time value.');
}
}
/**
* Insert a new blocked-period into the database.
*
* @param array $blocked_period Associative array with the blocked-period data.
*
* @return int Returns the blocked-period ID.
*
* @throws RuntimeException
*/
protected function insert(array $blocked_period): int
{
$blocked_period['create_datetime'] = date('Y-m-d H:i:s');
$blocked_period['update_datetime'] = date('Y-m-d H:i:s');
if ( ! $this->db->insert('blocked_periods', $blocked_period))
{
throw new RuntimeException('Could not insert blocked-period.');
}
return $this->db->insert_id();
}
/**
* Update an existing blocked-period.
*
* @param array $blocked_period Associative array with the blocked-period data.
*
* @return int Returns the blocked-period ID.
*
* @throws RuntimeException
*/
protected function update(array $blocked_period): int
{
$blocked_period['update_datetime'] = date('Y-m-d H:i:s');
if ( ! $this->db->update('blocked_periods', $blocked_period, ['id' => $blocked_period['id']]))
{
throw new RuntimeException('Could not update blocked periods.');
}
return $blocked_period['id'];
}
/**
* Remove an existing blocked-period from the database.
*
* @param int $blocked_period_id Blocked period ID.
*
* @throws RuntimeException
*/
public function delete(int $blocked_period_id): void
{
$this->db->delete('blocked_periods', ['id' => $blocked_period_id]);
}
/**
* Get a specific blocked-period from the database.
*
* @param int $blocked_period_id The ID of the record to be returned.
*
* @return array Returns an array with the blocked-period data.
*
* @throws InvalidArgumentException
*/
public function find(int $blocked_period_id): array
{
$blocked_period = $this->db->get_where('blocked_periods', ['id' => $blocked_period_id])->row_array();
if ( ! $blocked_period)
{
throw new InvalidArgumentException('The provided blocked-period ID was not found in the database: ' . $blocked_period_id);
}
$this->cast($blocked_period);
return $blocked_period;
}
/**
* Get a specific field value from the database.
*
* @param int $blocked_period_id Blocked period ID.
* @param string $field Name of the value to be returned.
*
* @return mixed Returns the selected blocked-period value from the database.
*
* @throws InvalidArgumentException
*/
public function value(int $blocked_period_id, string $field): mixed
{
if (empty($field))
{
throw new InvalidArgumentException('The field argument is cannot be empty.');
}
if (empty($blocked_period_id))
{
throw new InvalidArgumentException('The blocked-period ID argument cannot be empty.');
}
// Check whether the service exists.
$query = $this->db->get_where('blocked_periods', ['id' => $blocked_period_id]);
if ( ! $query->num_rows())
{
throw new InvalidArgumentException('The provided blocked-period ID was not found in the database: ' . $blocked_period_id);
}
// Check if the required field is part of the blocked-period data.
$blocked_period = $query->row_array();
$this->cast($blocked_period);
if ( ! array_key_exists($field, $blocked_period))
{
throw new InvalidArgumentException('The requested field was not found in the blocked-period data: ' . $field);
}
return $blocked_period[$field];
}
/**
* Get all services that match the provided criteria.
*
* @param array|string|null $where Where conditions
* @param int|null $limit Record limit.
* @param int|null $offset Record offset.
* @param string|null $order_by Order by.
*
* @return array Returns an array of blocked periods.
*/
public function get(array|string $where = NULL, int $limit = NULL, int $offset = NULL, string $order_by = NULL): array
{
if ($where !== NULL)
{
$this->db->where($where);
}
if ($order_by !== NULL)
{
$this->db->order_by($order_by);
}
$blocked_periods = $this->db->get('blocked_periods', $limit, $offset)->result_array();
foreach ($blocked_periods as &$blocked_period)
{
$this->cast($blocked_period);
}
return $blocked_periods;
}
/**
* Get the query builder interface, configured for use with the blocked periods table.
*
* @return CI_DB_query_builder
*/
public function query(): CI_DB_query_builder
{
return $this->db->from('blocked_periods');
}
/**
* Search blocked periods by the provided keyword.
*
* @param string $keyword Search keyword.
* @param int|null $limit Record limit.
* @param int|null $offset Record offset.
* @param string|null $order_by Order by.
*
* @return array Returns an array of blocked periods.
*/
public function search(string $keyword, int $limit = NULL, int $offset = NULL, string $order_by = NULL): array
{
$blocked_periods = $this
->db
->select()
->from('blocked_periods')
->group_start()
->like('name', $keyword)
->or_like('notes', $keyword)
->group_end()
->limit($limit)
->offset($offset)
->order_by($order_by)
->get()
->result_array();
foreach ($blocked_periods as &$blocked_period)
{
$this->cast($blocked_period);
}
return $blocked_periods;
}
/**
* Load related resources to a blocked-period.
*
* @param array $blocked_period Associative array with the blocked-period data.
* @param array $resources Resource names to be attached.
*
* @throws InvalidArgumentException
*/
public function load(array &$blocked_period, array $resources)
{
// Blocked periods do not currently have any related resources.
}
/**
* Convert the database blocked-period record to the equivalent API resource.
*
* @param array $blocked_period Blocked period data.
*/
public function api_encode(array &$blocked_period)
{
$encoded_resource = [
'id' => array_key_exists('id', $blocked_period) ? (int)$blocked_period['id'] : NULL,
'name' => $blocked_period['name'],
'start' => array_key_exists('start_datetime', $blocked_period) ? $blocked_period['start_datetime'] : NULL,
'end' => array_key_exists('end_datetime', $blocked_period) ? $blocked_period['end_datetime'] : NULL,
'notes' => array_key_exists('notes', $blocked_period) ? $blocked_period['notes'] : NULL
];
$blocked_period = $encoded_resource;
}
/**
* Convert the API resource to the equivalent database blocked-period record.
*
* @param array $blocked_period API resource.
* @param array|null $base Base blocked-period data to be overwritten with the provided values (useful for updates).
*/
public function api_decode(array &$blocked_period, array $base = NULL)
{
$decoded_resource = $base ?: [];
if (array_key_exists('id', $blocked_period))
{
$decoded_resource['id'] = $blocked_period['id'];
}
if (array_key_exists('name', $blocked_period))
{
$decoded_resource['name'] = $blocked_period['name'];
}
if (array_key_exists('start', $blocked_period))
{
$decoded_resource['start_datetime'] = $blocked_period['start'];
}
if (array_key_exists('end', $blocked_period))
{
$decoded_resource['end_datetime'] = $blocked_period['end'];
}
if (array_key_exists('notes', $blocked_period))
{
$decoded_resource['notes'] = $blocked_period['notes'];
}
$blocked_period = $decoded_resource;
}
/**
* Get all the blocked periods that are within the provided period.
*
* @param string $start_date
* @param string $end_date
*
* @return array
*/
public function get_for_period(string $start_date, string $end_date): array
{
return $this
->query()
//
->group_start()
->where('DATE(start_datetime) <=', $start_date)
->where('DATE(end_datetime) >=', $end_date)
->group_end()
//
->or_group_start()
->where('DATE(start_datetime) >=', $start_date)
->where('DATE(end_datetime) <=', $end_date)
->group_end()
//
->or_group_start()
->where('DATE(end_datetime) >', $start_date)
->where('DATE(end_datetime) <', $end_date)
->group_end()
//
->or_group_start()
->where('DATE(start_datetime) >', $start_date)
->where('DATE(start_datetime) <', $end_date)
->group_end()
//
->get()
->result_array();
}
/**
* Check if a date is blocked by a blocked period.
*
* @param string $date
*
* @return bool
*/
public function is_entire_date_blocked(string $date): bool
{
return $this
->query()
->where('DATE(start_datetime) <=', $date)
->where('DATE(end_datetime) >=', $date)
->get()
->num_rows() > 1;
}
}