Iniciando collections

src/ORM/Collection.php

@@ -0,0 +1,131 @@
+<?php
+
+namespace ORM;
+
+// https://stitcher.io/blog/typed-properties-in-php-74
+// https://dev.to/chemaclass/typed-arrays-in-php-hoo
+class Collection implements \Countable, \IteratorAggregate, \ArrayAccess
+{
+
+    private Array $items;
+
+    function __construct(array $items = array())
+    {
+        $this->items = $items;
+    }
+
+    public function addItem(Entity $item)
+    {
+        $this->items[] = $item;
+    }
+
+    // https://www.php.net/manual/en/class.countable.php
+    public function count()
+    {
+        return count($this->items);
+    }
+
+    // https://www.php.net/manual/en/class.iteratoraggregate.php
+    public function getIterator()
+    {
+        return (function () {
+            while (list($key, $val) = each($this->items)) {
+                yield $key => $val;
+            }
+        })();
+    }
+
+    // https://www.php.net/manual/en/class.arrayaccess.php
+    public function offsetSet($offset, $value)
+    {
+        if (is_null($offset)) {
+            $this->items[] = $value;
+        } else {
+            $this->items[$offset] = $value;
+        }
+    }
+
+    public function offsetExists($offset)
+    {
+        return isset($this->items[$offset]);
+    }
+
+    public function offsetUnset($offset)
+    {
+        unset($this->items[$offset]);
+    }
+
+    public function offsetGet($offset)
+    {
+        return isset($this->items[$offset]) ? $this->items[$offset] : null;
+    }
+
+    //
+    // -----------------------------------
+    // Magic methods
+    //
+
+    public function __call($name, $arguments)
+    {
+        if (sizeof($this->items) == 1) {
+            return $this->items[0]->$name();
+        } else {
+            throw new \Exception('Undefined method or Multiple values on set');
+        }
+    }
+
+    //
+    // -----------------------------------
+    // Collection specific methods
+    //
+
+
+    function get($forceCollection = false)
+    {
+        if (sizeof($this->items) == 1 && !$forceCollection) {
+            return $this->items[0];
+        } else {
+            return $this->items;
+        }
+    }
+
+    function with(array $connections = array())
+    {
+
+        $searchs = array();
+
+        foreach ($this->items as $key => $item) {
+            foreach ($connections as $connection) {
+                $relation = $item->$connection();
+
+                switch (get_class($relation)) {
+                    case 'ORM\HasMany':
+                        break;
+                    case 'ORM\HasOne':
+                        break;
+                    case 'ORM\BelongsTo':
+                        $searchs['belongsTo'][] = [];
+                        break;
+                    case 'ORM\BelongsToMany':
+                        $this->items[$key]->$connection = $this->items[$key]->$connection()->get();
+                        break;
+                    case 'ORM\BelongsToManyExtended':
+                        $this->items[$key]->$connection = $this->items[$key]->$connection()->get();
+                        break;
+                    default:
+                        $this->items[$key]->$connection = $this->items[$key]->$connection()->get();
+                        break;
+                }
+            }
+        }
+
+        return $this->items;
+    }
+
+    function first()
+    {
+        if (isset($this->items[0])) {
+            return $this->items[0];
+        }
+    }
+}

src/ORM/Entity.php

@@ -40,14 +40,14 @@ abstract class Entity {
         }
         $this->$property = $value;
     }
-    
-    public function __get($key){
-        if(!isset($this->$key)){
+
+    public function __get($key) {
+        if (!isset($this->$key)) {
             return 0;
         }
         return $this->toArray()[$key];
     }
-    
+
     public function __toString() {
         if (isset($this->name)) {
             return $this->name;
@@ -58,6 +58,13 @@ abstract class Entity {
         return static::class;
     }
 
+    public function charge($payload) {
+        foreach (static::_properties as $key => $property) {
+            $this->$property = $payload[$property];
+        }
+        return [];
+    }
+
     public static function get_properties() {
         $properties = Array();
         foreach (static::_properties as $propertie) {
@@ -110,13 +117,13 @@ abstract class Entity {
             //Get the actual max value of the key
             $maxVal = DBInstance::queryOne("SELECT max(id) as id FROM {" . static::_tableName . "}");
             $maxVal = ($maxVal) ? $maxVal : 0;
-            
+
             // If the next val is smaller than the minumum value
             if (isset(static::_idPolice['min']) && static::_idPolice['min'] > $maxVal->id+1) {
                 // The id value shpuld assume the min value
                 $this->id = static::_idPolice['min'];
             } else {
-                // The id is bigger than the min or min is not set 
+                // The id is bigger than the min or min is not set
                 if (isset(static::_idPolice['step'])) {
                     //If sted is defined, increment by step multiples
                     $this->id = $maxVal->id + static::_idPolice['step'];
@@ -130,10 +137,10 @@ abstract class Entity {
                 return false;
             }
         }
-        
+
         $columns = array_diff(array_keys(get_object_vars($this)), static::_ignore);
         $obj = (array) $this;
-        
+
         $first_argument = '';
         $second_argument = '';
         $insert_data = Array();
@@ -149,10 +156,10 @@ abstract class Entity {
         $second_argument = rtrim($second_argument, ', ');
 
         $sql = "INSERT INTO {" . static::_tableName . "} ($first_argument) VALUES ($second_argument)";
-        
+
         DBInstance::execute($sql, $insert_data, static::_connectionName);
         // If there is a id pollice applied, do not get the inserted id
-        if ( empty(static::_idPolice) ){
+        if (empty(static::_idPolice)) {
             $this->id = DBInstance::lastInsert();
         }
     }
@@ -191,10 +198,10 @@ abstract class Entity {
 
     /**
      * Find All
-     * 
+     *
      * This method will load all instances from the class.
      * Limits are avaliable for paginations.
-     * 
+     *
      * @param Array $select Columns to select. Array('id', 'name')
      * @param Array $limits Array( 'offset'=> 10, 'limit' => 10 )
      * @param boolean $trashed Bring trashed elements?
@@ -233,13 +240,13 @@ abstract class Entity {
 
     /**
      * Count
-     * 
+     *
      * Count how many records there is on the database
      * in relation with this class with the parameters filter
-     * 
+     *
      * @param Array $criterias Criteras for WHERE Array('id' => Array('=', 10) )
      * @param boolean $trashed Bring trashed registers?
-     * 
+     *
      */
     public static function count($criterias = Array(), $trashed = false) {
         $criteria_sql = "";
@@ -275,7 +282,7 @@ abstract class Entity {
 
     /**
      * Find One
-     * 
+     *
      * @param Array/Int $criterias Array('id' => Array('in', Array(10, 20, 30)))
      * @param Array $select Array(id, fullname)
      * @param Boolan $trashed true, false
@@ -346,12 +353,12 @@ abstract class Entity {
 
     /**
      * Find Many
-     * 
+     *
      * @param Array   $criterias Description
      * @param Array   $select    Description
      * @param Array   $limits    Description
      * @param boolean $trashed   Description
-     * 
+     *
      */
     public static function findMany($criterias = Array(), $select = Array('*'), $limits = Array(), $trashed = false) {
         $select_sql = "";
@@ -405,23 +412,23 @@ abstract class Entity {
 
     /**
      * Has One Local
-     * 
+     *
      * Defines that, this object has a child an only one,
      * object in other class.
-     * 
+     *
      * Table user  = (id, name)
      * Table phone = (id, number, userid)
-     * 
+     *
      * This relation will be created on the User class
      * making reference to the Phone class
-     * 
+     *
      * @ctag $this->hasOne('foreign_object', 'field_in_remote');
      *
      * @param Object $foreign_object Class instance from the remote object
      * @param (int, string) $field_in_remote Field in local object matchin the remote id
-     * 
+     *
      * @return Object Instance of the remote class
-     * 
+     *
      */
     protected function hasOne($foreign_object, $field_in_remote) {
         $obj = new $foreign_object;
@@ -430,20 +437,20 @@ abstract class Entity {
 
     /**
      * Has Many
-     * 
+     *
      * Defines that, this object has many instances of other Object
-     * 
+     *
      * Table Post    = (id, name, content)
      * Table Comment = (id, name, content, postid)
-     * 
+     *
      * This relation will be created on the Post class
      * Making reference to the Comment class
-     * 
+     *
      * @ctag $this->hasMany('foreign_object', 'field_in_foreign');
      *
      * @param type $foreign_object Instance of a remote class
      * @param (int, string) $field_in_foreign The field to match the local id
-     * 
+     *
      */
     protected function hasMany($foreign_object, $field_in_foreign) {
         $obj = new $foreign_object;
@@ -452,22 +459,22 @@ abstract class Entity {
 
     /**
      * Belongs To
-     * 
+     *
      * Defines that, this object is part of an other class.
      * The local field must match the id of an other class.
-     * 
+     *
      * Table Post    = (id, name, content)
-     * Table Comment = (id, name, content, postid) 
-     * 
+     * Table Comment = (id, name, content, postid)
+     *
      * This relation will be created on the comment class
      * Making reference to the post class
      *
      * @ctag $this->belongsTo('foreign_object', 'local_field');
      * @ctag $this->belongsTo('foreign_object', 'local_field', 'id');
-     * 
+     *
      * @param Object $foreign_object Instance of a remote class
      * @param (int, String) $local_field Remote field relate to local Object
-     * @param string $remote_field 
+     * @param string $remote_field
      */
     protected function belongsTo($foreign_object, $local_field, $remote_field = 'id') {
         $obj = new $foreign_object;
@@ -476,20 +483,20 @@ abstract class Entity {
 
     /**
      * Belongs to Many
-     * 
+     *
      * Defines that this object is related to many other instances
      * of other classes throw a pivot table.
-     * 
+     *
      * Table Post    = (id, name, content)
      * Table Tag     = (id, name)
-     * Table Post_Tag = (id, postid, tagid) 
-     * 
+     * Table Post_Tag = (id, postid, tagid)
+     *
      * This relation will be created in both classes
-     * 
-     * @ctag $this->belongsToMany('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot'); 
+     *
+     * @ctag $this->belongsToMany('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot');
      * @ctag $this->belongsToMany('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot', $remote_filter = Array());
      * @ctag $this->belongsToMany('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot', $remote_filter = Array(), $remote_limit = Array());
-     * 
+     *
      * @param Object $foreign_object Instance of the remote class
      * @param string $pivot_table Name of the pivot table
      * @param int $local_in_pivot Name of field on the pivot in relation of the local class
@@ -519,21 +526,21 @@ abstract class Entity {
 
     /**
      * Belongs to Many Extended
-     * 
+     *
      * Defines that this object is related to many other instances
      * of other classes throw a pivot table.
      * This relation will bring the pivot table with the elements inside
-     * 
+     *
      * Table Post    = (id, name, content)
      * Table Tag     = (id, name)
-     * Table Post_Tag = (id, postid, tagid) 
-     * 
-     * @ctag $this->belongsToManyExtended('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot'); 
+     * Table Post_Tag = (id, postid, tagid)
+     *
+     * @ctag $this->belongsToManyExtended('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot');
      * @ctag $this->belongsToManyExtended('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot', $remote_filter = Array());
      * @ctag $this->belongsToManyExtended('foreign_object', 'pivot_table', 'local_in_pivot', 'remote_in_pivot', $remote_filter = Array(), $pivot_limits = Array());
      *
      * This relation will be created in both classes
-     * 
+     *
      * @param Object $foreign_object Instance of the remote class
      * @param string $pivot_table Name of the pivot table
      * @param int $local_in_pivot Name of field on the pivot in relation of the local class