Condition에 Date 추가.

Condition에 logic 단축 명령 추가

twe/sammo/Event/Condition.php

@@ -10,7 +10,13 @@ abstract class Condition{
             return $conditionChain;
         }
 
-        $className = 'sammo\\Event\\Condition\\'.$conditionChain[0];
+        $key = $conditionChain[0];
+        if(\array_key_exists(strtolower($key), Condition\Logic::AVAILABLE_LOGIC_NAME)){
+            //logic 단축 명령.
+            return new Condition\Logic($key, array_slice($conditionChain, 1));
+        }
+
+        $className = 'sammo\\Event\\Condition\\'.$key;
         if(class_exists($className)){
             $args = [];
 

twe/sammo/Event/Condition/Date.php

@@ -0,0 +1,77 @@
+<?php
+namespace sammo\Event\Condition;
+
+class Date extends sammo\Event\Condition{
+
+    const AVAILABLE_CMP = [
+        '=='=>true,
+        '!='=>true,
+        '<'=>true,
+        '>'=>true,
+        '<='=>true,
+        '>='=>true,
+    ];
+
+    private $cmp;
+    private $year;
+    private $month;
+
+    //TODO:구현
+
+    public function __construct(string $cmp, int $year, int $month){
+        //Cmp('==', '!=', '<=', '>=', '<', '>'), Year, Month(Optional)
+        if(!array_key_exists($cmp, self::AVAILABLE_CMP)){
+            throw new \InvalidArgumentException('올바르지 않은 비교연산자입니다');
+        }
+
+        if($year === null && $month === null){
+            throw new \InvalidArgumentException('year과 month가 둘다 null일 수 없습니다.');
+        }
+
+        $this->cmp = $cmp;
+        $this->year = $year;
+        $this->month = $month;
+    }
+
+    public function eval(array $env=null){
+        if($env === null){
+            return [
+                'value'=>false,
+                'chain'=>[__CLASS__]
+            ];
+        }
+
+        if($this->year !== null && !isset($env['year'])){
+            throw new \InvalidArgumentException('env에 year가 없습니다.');
+        }
+
+        if($this->month !== null && !isset($env['month'])){
+            throw new \InvalidArgumentException('env에 month가 없습니다.');
+        }
+
+        $lhs = [
+            $this->$year,
+            $this->month
+        ];
+        $rhs = [
+            $this->year!==null?(int)$env['year']:null,
+            $this->month!==null?(int)$env['month']:null
+        ];
+        
+        $value = false;
+        switch($this->cmp){
+            case '==': $value = ($lhs == $rhs); break;
+            case '!=': $value = ($lhs != $rhs); break;
+            case '<=': $value = ($lhs <= $rhs); break;
+            case '>=': $value = ($lhs >= $rhs); break;
+            case '<': $value = ($lhs < $rhs); break;
+            case '>': $value = ($lhs > $rhs); break;
+        }
+
+        return [
+            'value'=>$value,
+            'chain'=>[__CLASS__]
+        ];
+        
+    }
+}