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<?php
require_once __DIR__ . '/../Classes/Database.php';
require_once __DIR__ . '/../Classes/Schedules.php';
class ScheduleService
{
private $db;
public function __construct()
{
$this->db = new Database();
}
public function addSchedule($schedule)
{
$this->db->query('INSERT INTO schedules (schedule_name,created_by, completed, created_at, updated_at) VALUES (:schedule_name, :created_by,:completed, :created_at, :updated_at)');
$this->db->bind(':schedule_name', $schedule->getScheduleName());
$this->db->bind(':created_by', $schedule->getCreatedBy());
$this->db->bind(':completed', $schedule->getCompleted());
$this->db->bind(':created_at', $schedule->getCreatedAt());
$this->db->bind(':updated_at', $schedule->getUpdatedAt());
return $this->db->execute();
}
public function getAllSchedules($filters = [])
{
$query = "SELECT schedules.*,
CONCAT(users_created.first_name, ' ', users_created.last_name) AS created_by
FROM schedules
LEFT JOIN users AS users_created ON schedules.created_by = users_created.id
WHERE 1=1";
$params = [];
if (isset($filters['completed']) && $filters['completed'] !== '') {
$query .= " AND schedules.completed = :completed";
$params[':completed'] = $filters['completed'];
}
if (!empty($filters['date_from'])) {
$query .= " AND schedules.created_at >= :date_from";
$params[':date_from'] = $filters['date_from'];
}
if (!empty($filters['date_to'])) {
$query .= " AND schedules.created_at <= :date_to";
$params[':date_to'] = $filters['date_to'];
}
$query .= " ORDER BY schedules.created_at DESC";
$this->db->query($query);
foreach ($params as $key => $value) {
$this->db->bind($key, $value);
}
return $this->db->resultSet();
}
public function getAllSchedulesByTaskProvider($taskproviderid, $filters = [])
{
$query = "SELECT schedules.*,
CONCAT(users_created.first_name, ' ', users_created.last_name) AS created_by
FROM schedules
LEFT JOIN users AS users_created ON schedules.created_by = users_created.id
WHERE 1=1 AND schedules.created_by = :created_by";
$params = [':created_by' => $taskproviderid];
if (isset($filters['completed']) && $filters['completed'] !== '') {
$query .= " AND schedules.completed = :completed";
$params[':completed'] = $filters['completed'];
}
if (!empty($filters['date_from'])) {
$query .= " AND schedules.created_at >= :date_from";
$params[':date_from'] = $filters['date_from'];
}
if (!empty($filters['date_to'])) {
$query .= " AND schedules.created_at <= :date_to";
$params[':date_to'] = $filters['date_to'];
}
$query .= " AND schedules.created_by = :created_by ORDER BY schedules.created_at DESC";
$this->db->query($query);
foreach ($params as $key => $value) {
$this->db->bind($key, $value);
}
return $this->db->resultSet();
}
public function hasAssignedTasks($scheduleId)
{
$this->db->query('SELECT COUNT(*) AS assigned_task_count FROM tasks WHERE schedule_id = :schedule_id AND is_assigned = 1');
$this->db->bind(':schedule_id', $scheduleId);
$result = $this->db->single();
return $result->assigned_task_count > 0;
}
//has assigned and accepted tasks
public function hasAssignedAcceptedTasks($scheduleId)
{
$this->db->query('SELECT COUNT(*) AS assigned_task_count FROM tasks WHERE schedule_id = :schedule_id AND is_assigned = 1 AND accepted = 1');
$this->db->bind(':schedule_id', $scheduleId);
$result = $this->db->single();
return $result->assigned_task_count > 0;
}
public function hasSubmittedSubTasks($scheduleId)
{
$this->db->query('SELECT COUNT(*) AS submitted_subtask_count FROM subtasks
JOIN tasks ON subtasks.task_id = tasks.id
WHERE tasks.schedule_id = :schedule_id AND subtasks.completed = 1');
$this->db->bind(':schedule_id', $scheduleId);
$result = $this->db->single();
return $result->submitted_subtask_count > 0;
}
//has assigned and accepted tasks and completed subtasks
public function hasAssignedAcceptedCompletedSubtasks($scheduleId)
{
$this->db->query('SELECT COUNT(*) AS assigned_task_count FROM tasks
JOIN subtasks ON tasks.id = subtasks.task_id
WHERE tasks.schedule_id = :schedule_id AND tasks.is_assigned = 1 AND tasks.accepted = 1 AND subtasks.completed = 1');
$this->db->bind(':schedule_id', $scheduleId);
$result = $this->db->single();
return $result->assigned_task_count > 0;
}
public function deleteScheduleWithTasks($scheduleId) {
try {
$this->db->beginTransaction();
// Delete subtasks
$this->db->query('DELETE subtasks FROM subtasks
JOIN tasks ON subtasks.task_id = tasks.id
WHERE tasks.schedule_id = :schedule_id');
$this->db->bind(':schedule_id', $scheduleId);
$this->db->execute();
// Delete tasks
$this->db->query('DELETE FROM tasks WHERE schedule_id = :schedule_id');
$this->db->bind(':schedule_id', $scheduleId);
$this->db->execute();
// Delete schedule
$this->db->query('DELETE FROM schedules WHERE id = :id');
$this->db->bind(':id', $scheduleId);
$result = $this->db->execute();
$this->db->commit();
return $result; // Return the result of the delete operation
} catch (PDOException $e) {
$this->db->rollBack();
error_log("Error deleting schedule with tasks. Schedule ID: $scheduleId. Error: " . $e->getMessage());
return $e->getMessage(); // Return false to indicate failure
}
}
public function deleteScheduleWithTasksByAdmin($scheduleId, $userId)
{
try {
// Begin a transaction
$this->db->beginTransaction();
// get user role
$this->db->query('SELECT role FROM users WHERE id = :id');
$this->db->bind(':id', $userId);
$result = $this->db->single();
$role = $result->role;
// Check if the user is an admin
if ($role != 'emera_admin') {
// Check if the user has assigned tasks
if ($this->hasAssignedTasks($scheduleId)) {
return "You cannot delete a schedule with assigned tasks";
}
} else {
// Delete form submissions related to subtasks
$this->db->query('DELETE FROM form_submissions
WHERE subtask_id IN (
SELECT id FROM subtasks
WHERE task_id IN (
SELECT id FROM tasks WHERE schedule_id = :schedule_id
)
)');
$this->db->bind(':schedule_id', $scheduleId);
$this->db->execute();
// Delete subtasks
$this->db->query('DELETE subtasks FROM subtasks
JOIN tasks ON subtasks.task_id = tasks.id
WHERE tasks.schedule_id = :schedule_id');
$this->db->bind(':schedule_id', $scheduleId);
$this->db->execute();
// Delete tasks
$this->db->query('DELETE FROM tasks WHERE schedule_id = :schedule_id');
$this->db->bind(':schedule_id', $scheduleId);
$this->db->execute();
// Delete the schedule
$this->db->query('DELETE FROM schedules WHERE id = :id');
$this->db->bind(':id', $scheduleId);
$result = $this->db->execute();
// Commit the transaction
$this->db->commit();
return $result; // Return the result of the delete operation
}
} catch (PDOException $e) {
// Rollback the transaction on error
$this->db->rollBack();
error_log("Error deleting schedule with tasks. Schedule ID: $scheduleId. Error: " . $e->getMessage());
return $e->getMessage(); // Return error message to indicate failure
}
}
public function addScheduleRetuenlastinsertedid($schedule)
{
$this->db->query('INSERT INTO schedules (schedule_name,created_by,completed, created_at, updated_at) VALUES (:schedule_name, :created_by, :completed, :created_at, :updated_at)');
$this->db->bind(':schedule_name', $schedule->getScheduleName());
$this->db->bind(':created_by', $schedule->getCreatedBy());
$this->db->bind(':completed', $schedule->getCompleted());
$this->db->bind(':created_at', $schedule->getCreatedAt());
$this->db->bind(':updated_at', $schedule->getUpdatedAt());
if ($this->db->execute()) {
return $this->db->lastInsertId();
} else {
return false;
}
}
}
?>