mirror of
https://github.com/alextselegidis/easyappointments.git
synced 2024-11-10 10:02:33 +03:00
Updated the customers model class.
This commit is contained in:
Alex Tselegidis
parent
07925c58ef
commit
024479e5c6
1 changed files with 234 additions and 228 deletions
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@ -12,104 +12,86 @@
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* ---------------------------------------------------------------------------- */
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/**
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* Customers Model
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* Customers model
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*
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* Handles all the database operations of the customer resource.
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*
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* @package Models
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*/
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class Customers_model extends EA_Model {
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/**
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* Customers_Model constructor.
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* Save (insert or update) a customer.
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*
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* @param array $customer Associative array with the customer data.
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*
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* @return int Returns the customer ID.
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*
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* @throws InvalidArgumentException
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*/
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public function __construct()
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public function save(array $customer): int
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{
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parent::__construct();
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$this->load->helper('data_validation');
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}
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/**
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* Add a customer record to the database.
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*
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* This method adds a customer to the database. If the customer doesn't exists it is going to be inserted, otherwise
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* the record is going to be updated.
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*
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* @param array $customer Associative array with the customer's data. Each key has the same name with the database
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* fields.
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*
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* @return int Returns the customer id.
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* @throws Exception
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*/
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public function add($customer)
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{
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// Validate the customer data before doing anything.
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$this->validate($customer);
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// Check if a customer already exists (by email).
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if ($this->exists($customer) && ! isset($customer['id']))
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if ($this->exists($customer) && empty($customer['id']))
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{
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// Find the customer id from the database.
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$customer['id'] = $this->find_record_id($customer);
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}
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// Insert or update the customer record.
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if ( ! isset($customer['id']))
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if (empty($customer['id']))
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{
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$customer['id'] = $this->insert($customer);
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return $this->insert($customer);
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}
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else
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{
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$this->update($customer);
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return $this->update($customer);
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}
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return $customer['id'];
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}
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/**
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* Validate customer data before the insert or update operation is executed.
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* Validate the customer data.
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*
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* @param array $customer Contains the customer data.
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* @param array $customer Associative array with the customer data.
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*
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* @return bool Returns the validation result.
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*
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* @throws Exception If customer validation fails.
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* @throws InvalidArgumentException
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*/
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public function validate($customer)
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public function validate(array $customer): void
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{
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// If a customer id is provided, check whether the record exist in the database.
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if (isset($customer['id']))
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// If a customer ID is provided then check whether the record really exists in the database.
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if ( ! empty($customer['id']))
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{
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$num_rows = $this->db->get_where('users', ['id' => $customer['id']])->num_rows();
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$count = $this->db->get_where('users', ['id' => $customer['id']])->num_rows();
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if ($num_rows === 0)
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if ( ! $count)
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{
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throw new Exception('Provided customer id does not '
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. 'exist in the database.');
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throw new InvalidArgumentException('The provided customer ID does not exist in the database: ' . $customer['id']);
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}
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}
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$phone_number_required = $this->db->get_where('settings', ['name' => 'require_phone_number'])->row()->value === '1';
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// Make sure all required fields are provided.
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$phone_number_required = filter_var(setting('require_phone_number'), FILTER_VALIDATE_BOOLEAN);
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// Validate required fields
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if ( ! isset(
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$customer['first_name'],
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$customer['last_name'],
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$customer['email']
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)
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|| ( ! isset($customer['phone_number']) && $phone_number_required))
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if (
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empty($customer['first_name'])
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|| empty($customer['last_name'])
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|| empty($customer['email'])
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|| (empty($customer['phone_number']) && $phone_number_required)
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)
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{
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throw new Exception('Not all required fields are provided: ' . print_r($customer, TRUE));
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throw new InvalidArgumentException('Not all required fields are provided: ' . print_r($customer, TRUE));
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}
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// Validate email address
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// Validate the email address.
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if ( ! filter_var($customer['email'], FILTER_VALIDATE_EMAIL))
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{
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throw new Exception('Invalid email address provided: ' . $customer['email']);
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throw new InvalidArgumentException('Invalid email address provided: ' . $customer['email']);
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}
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// When inserting a record the email address must be unique.
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$customer_id = isset($customer['id']) ? $customer['id'] : '';
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// Make sure the email address is unique.
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$customer_id = $customer['id'] ?? NULL;
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$num_rows = $this->db
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->select('*')
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$count = $this
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->db
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->select()
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->from('users')
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->join('roles', 'roles.id = users.id_roles', 'inner')
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->where('roles.slug', DB_SLUG_CUSTOMER)
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@ -118,247 +100,140 @@ class Customers_model extends EA_Model {
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->get()
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->num_rows();
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if ($num_rows > 0)
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if ($count > 0)
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{
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throw new Exception('Given email address belongs to another customer record. '
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. 'Please use a different email.');
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throw new InvalidArgumentException('The provided email address is already in use, please use a different one.');
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}
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return TRUE;
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}
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/**
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* Check if a particular customer record already exists.
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* Insert a new customer into the database.
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*
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* This method checks whether the given customer already exists in the database. It doesn't search with the id, but
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* with the following fields: "email"
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* @param array $customer Associative array with the customer data.
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*
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* @param array $customer Associative array with the customer's data. Each key has the same name with the database
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* fields.
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* @return int Returns the customer ID.
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*
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* @return bool Returns whether the record exists or not.
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*
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* @throws Exception If customer email property is missing.
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* @throws RuntimeException
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*/
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public function exists($customer)
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protected function insert(array $customer): int
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{
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if (empty($customer['email']))
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{
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throw new Exception('Customer\'s email is not provided.');
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}
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// This method shouldn't depend on another method of this class.
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$num_rows = $this->db
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->select('*')
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->from('users')
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->join('roles', 'roles.id = users.id_roles', 'inner')
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->where('users.email', $customer['email'])
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->where('roles.slug', DB_SLUG_CUSTOMER)
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->get()->num_rows();
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return $num_rows > 0;
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}
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/**
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* Find the database id of a customer record.
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*
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* The customer data should include the following fields in order to get the unique id from the database: "email"
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*
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* IMPORTANT: The record must already exists in the database, otherwise an exception is raised.
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*
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* @param array $customer Array with the customer data. The keys of the array should have the same names as the
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* database fields.
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*
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* @return int Returns the ID.
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*
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* @throws Exception If customer record does not exist.
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*/
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public function find_record_id($customer)
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{
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if (empty($customer['email']))
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{
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throw new Exception('Customer\'s email was not provided: '
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. print_r($customer, TRUE));
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}
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// Get customer's role id
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$result = $this->db
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->select('users.id')
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->from('users')
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->join('roles', 'roles.id = users.id_roles', 'inner')
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->where('users.email', $customer['email'])
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->where('roles.slug', DB_SLUG_CUSTOMER)
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->get();
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if ($result->num_rows() == 0)
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{
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throw new Exception('Could not find customer record id.');
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}
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return $result->row()->id;
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}
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/**
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* Insert a new customer record to the database.
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*
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* @param array $customer Associative array with the customer's data. Each key has the same name with the database
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* fields.
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*
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* @return int Returns the id of the new record.
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*
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* @throws Exception If customer record could not be inserted.
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*/
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protected function insert($customer)
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{
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// Before inserting the customer we need to get the customer's role id
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// from the database and assign it to the new record as a foreign key.
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$customer_role_id = $this->db
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->select('id')
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->from('roles')
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->where('slug', DB_SLUG_CUSTOMER)
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->get()->row()->id;
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$customer['id_roles'] = $customer_role_id;
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$customer['id_roles'] = $this->get_customer_role_id();
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if ( ! $this->db->insert('users', $customer))
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{
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throw new Exception('Could not insert customer to the database.');
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throw new RuntimeException('Could not insert customer.');
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}
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return (int)$this->db->insert_id();
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return $this->db->insert_id();
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}
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/**
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* Update an existing customer record in the database.
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* Update an existing customer.
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*
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* The customer data argument should already include the record ID in order to process the update operation.
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* @param array $customer Associative array with the customer data.
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*
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* @param array $customer Associative array with the customer's data. Each key has the same name with the database
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* fields.
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* @return int Returns the customer ID.
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*
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* @return int Returns the updated record ID.
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*
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* @throws Exception If customer record could not be updated.
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* @throws RuntimeException
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*/
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protected function update($customer)
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protected function update(array $customer): int
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{
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$this->db->where('id', $customer['id']);
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if ( ! $this->db->update('users', $customer))
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if ( ! $this->db->update('users', $customer, ['id' => $customer['id']]))
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{
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throw new Exception('Could not update customer to the database.');
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throw new RuntimeException('Could not update customer.');
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}
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return (int)$customer['id'];
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return $customer['id'];
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}
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/**
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* Delete an existing customer record from the database.
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* Remove an existing customer from the database.
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*
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* @param int $customer_id The record id to be deleted.
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* @param int $customer_id Customer ID.
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*
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* @return bool Returns the delete operation result.
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*
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* @throws Exception If $customer_id argument is invalid.
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* @throws RuntimeException
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*/
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public function delete($customer_id)
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public function delete(int $customer_id): void
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{
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if ( ! is_numeric($customer_id))
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if ( ! $this->db->delete('users', ['id' => $customer_id]))
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{
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throw new Exception('Invalid argument type $customer_id: ' . $customer_id);
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throw new RuntimeException('Could not delete customer.');
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}
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$num_rows = $this->db->get_where('users', ['id' => $customer_id])->num_rows();
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if ($num_rows == 0)
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{
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return FALSE;
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}
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return $this->db->delete('users', ['id' => $customer_id]);
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}
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/**
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* Get a specific row from the appointments table.
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* Get a specific customer from the database.
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*
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* @param int $customer_id The record's id to be returned.
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* @param int $customer_id The ID of the record to be returned.
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*
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* @return array Returns an associative array with the selected record's data. Each key has the same name as the
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* database field names.
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* @return array Returns an array with the customer data.
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*
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* @throws Exception If $customer_id argumnet is invalid.
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* @throws InvalidArgumentException
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*/
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public function get_row($customer_id)
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public function find(int $customer_id): array
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{
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if ( ! is_numeric($customer_id))
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if ( ! $this->db->get_where('users', ['id' => $customer_id])->num_rows())
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{
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throw new Exception('Invalid argument provided as $customer_id : ' . $customer_id);
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throw new InvalidArgumentException('The provided customer ID was not found in the database: ' . $customer_id);
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}
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return $this->db->get_where('users', ['id' => $customer_id])->row_array();
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}
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/**
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* Get a specific field value from the database.
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*
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* @param string $field_name The field name of the value to be returned.
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* @param int $customer_id The selected record's id.
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* @param int $customer_id Customer ID.
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* @param string $field Name of the value to be returned.
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*
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* @return string Returns the records value from the database.
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* @return string Returns the selected customer value from the database.
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*
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* @throws Exception If $customer_id argument is invalid.
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* @throws Exception If $field_name argument is invalid.
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* @throws Exception If requested customer record does not exist in the database.
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* @throws Exception If requested field name does not exist in the database.
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* @throws InvalidArgumentException
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*/
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public function get_value($field_name, $customer_id)
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public function value(int $customer_id, string $field): string
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{
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if ( ! is_numeric($customer_id))
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if (empty($field))
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{
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throw new Exception('Invalid argument provided as $customer_id: '
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. $customer_id);
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throw new InvalidArgumentException('The field argument is cannot be empty.');
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}
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if ( ! is_string($field_name))
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if (empty($customer_id))
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{
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throw new Exception('$field_name argument is not a string: '
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. $field_name);
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throw new InvalidArgumentException('The customer ID argument cannot be empty.');
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}
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if ($this->db->get_where('users', ['id' => $customer_id])->num_rows() == 0)
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// Check whether the customer exists.
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$query = $this->db->get_where('users', ['id' => $customer_id]);
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if ( ! $query->num_rows())
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{
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throw new Exception('The record with the $customer_id argument '
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. 'does not exist in the database: ' . $customer_id);
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throw new InvalidArgumentException('The provided customer ID was not found in the database: ' . $customer_id);
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}
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$row_data = $this->db->get_where('users', ['id' => $customer_id])->row_array();
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// Check if the required field is part of the customer data.
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$customer = $query->row_array();
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if ( ! array_key_exists($field_name, $row_data))
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if ( ! array_key_exists($field, $customer))
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{
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throw new Exception('The given $field_name argument does not exist in the database: '
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. $field_name);
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throw new InvalidArgumentException('The requested field was not found in the customer data: ' . $field);
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}
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$customer = $this->db->get_where('users', ['id' => $customer_id])->row_array();
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return $customer[$field_name];
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return $customer[$field];
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}
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/**
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* Get all, or specific records from appointment's table.
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* Get all customers that match the provided criteria.
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*
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* Example:
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* @param array|string $where Where conditions.
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* @param int|null $limit Record limit.
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* @param int|null $offset Record offset.
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* @param string|null $order_by Order by.
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*
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* $this->appointments_model->get_batch([$id => $record_id]);
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*
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* @param mixed|null $where
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* @param int|null $limit
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* @param int|null $offset
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* @param mixed|null $order_by
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*
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* @return array Returns the rows from the database.
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* @return array Returns an array of customers.
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*/
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public function get_batch($where = NULL, $limit = NULL, $offset = NULL, $order_by = NULL)
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public function get($where = NULL, int $limit = NULL, int $offset = NULL, string $order_by = NULL): array
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{
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$role_id = $this->get_customers_role_id();
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$role_id = $this->get_customer_role_id();
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if ($where !== NULL)
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{
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@ -374,12 +249,143 @@ class Customers_model extends EA_Model {
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}
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/**
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* Get the customers role id from the database.
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* Get the customer role ID.
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*
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* @return int Returns the role id for the customer records.
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* @return int Returns the role ID.
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*/
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public function get_customers_role_id()
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public function get_customer_role_id(): int
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{
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return $this->db->get_where('roles', ['slug' => DB_SLUG_CUSTOMER])->row()->id;
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$role = $this->db->get_where('roles', ['slug' => DB_SLUG_ADMIN])->row_array();
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if (empty($role))
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{
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throw new RuntimeException('The admin role was not found in the database.');
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}
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return $role['id'];
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}
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/**
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* Check if a particular customer record already exists in the database.
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*
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* @param array $customer Associative array with the customer data.
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*
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* @return bool Returns whether there is a record matching the provided one or not.
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*
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* @throws InvalidArgumentException
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*/
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public function exists(array $customer): bool
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{
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if (empty($customer['email']))
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{
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||||
throw new InvalidArgumentException('The customer email was not provided: ' . print_r($customer, TRUE));
|
||||
}
|
||||
|
||||
$count = $this
|
||||
->db
|
||||
->select()
|
||||
->from('users')
|
||||
->join('roles', 'roles.id = users.id_roles', 'inner')
|
||||
->where('users.email', $customer['email'])
|
||||
->where('roles.slug', DB_SLUG_CUSTOMER)
|
||||
->get()
|
||||
->num_rows();
|
||||
|
||||
return $count > 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* Find the record ID of a customer.
|
||||
*
|
||||
* @param array $customer Associative array with the customer data.
|
||||
*
|
||||
* @return int Returns the ID of the record that matches the provided argument.
|
||||
*
|
||||
* @throws InvalidArgumentException
|
||||
*/
|
||||
public function find_record_id(array $customer): int
|
||||
{
|
||||
if (empty($customer['email']))
|
||||
{
|
||||
throw new InvalidArgumentException('The customer email was not provided: ' . print_r($customer, TRUE));
|
||||
}
|
||||
|
||||
$customer = $this
|
||||
->db
|
||||
->select('users.id')
|
||||
->from('users')
|
||||
->join('roles', 'roles.id = users.id_roles', 'inner')
|
||||
->where('users.email', $customer['email'])
|
||||
->where('roles.slug', DB_SLUG_CUSTOMER)
|
||||
->get()
|
||||
->row_array();
|
||||
|
||||
if (empty($customer))
|
||||
{
|
||||
throw new InvalidArgumentException('Could not find customer record id.');
|
||||
}
|
||||
|
||||
return $customer['id'];
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the query builder interface, configured for use with the users (customer-filtered) table.
|
||||
*
|
||||
* @return CI_DB_query_builder
|
||||
*/
|
||||
public function query(): CI_DB_query_builder
|
||||
{
|
||||
$role_id = $this->get_customer_role_id();
|
||||
|
||||
return $this->db->from('users')->where('id_roles', $role_id);
|
||||
}
|
||||
|
||||
/**
|
||||
* Search customers 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 customers.
|
||||
*/
|
||||
public function search(string $keyword, int $limit = NULL, int $offset = NULL, string $order_by = NULL): array
|
||||
{
|
||||
$role_id = $this->get_customer_role_id();
|
||||
|
||||
return $this
|
||||
->db
|
||||
->select()
|
||||
->from('users')
|
||||
->where('id_roles', $role_id)
|
||||
->like('first_name', $keyword)
|
||||
->or_like('last_name', $keyword)
|
||||
->or_like('email', $keyword)
|
||||
->or_like('phone_number', $keyword)
|
||||
->or_like('mobile_number', $keyword)
|
||||
->or_like('address', $keyword)
|
||||
->or_like('city', $keyword)
|
||||
->or_like('state', $keyword)
|
||||
->or_like('zip_code', $keyword)
|
||||
->or_like('notes', $keyword)
|
||||
->limit($limit)
|
||||
->offset($offset)
|
||||
->order_by($order_by)
|
||||
->get()
|
||||
->result_array();
|
||||
}
|
||||
|
||||
/**
|
||||
* Attach related resources to a customer.
|
||||
*
|
||||
* @param array $customer Associative array with the customer data.
|
||||
* @param array $resources Resource names to be attached.
|
||||
*
|
||||
* @throws InvalidArgumentException
|
||||
*/
|
||||
public function attach(array &$customer, array $resources): void
|
||||
{
|
||||
// Customers do not currently have any related resources.
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue