src/Utils/Decimal.php

@@ -1,96 +0,0 @@
-<?php
-
-namespace PdToolKit\Utils;
-
-use Illuminate\Support\Arr;
-
-/**
- * Class Decimal
- * @package PdToolKit\Utils
- * @method Decimal add(int|float|string|Decimal $v);
- * @method Decimal sub(int|float|string|Decimal $v);
- * @method Decimal mul(int|float|string|Decimal $v);
- * @method Decimal div(int|float|string|Decimal $v);
- */
-class Decimal
-{
-    protected $source;
-    protected $dp;
-
-    // Rounds away from zero.
-    const ROUND_UP = 0;
-    // Rounds towards zero.
-    const ROUND_DOWN = 1;
-
-    function __construct($v, int $dp = 8)
-    {
-        if (!$this->isNumeric($v)) {
-            throw new \Exception("value type must be int|float|string|Decimal.");
-        }
-
-        $this->dp = $dp;
-        $val = $v instanceof Decimal ? $v->getSource() : $v;
-        $this->source = bcadd($val, "0", $dp);
-    }
-
-    private function isNumeric($v)
-    {
-        if ($v instanceof Decimal) return true;
-        return is_numeric($v);
-    }
-
-    function getSource()
-    {
-        return $this->source;
-    }
-
-    function __call($name, $arguments)
-    {
-        $methods = ['add', 'sub', 'mul', 'div'];
-        if (in_array($name, $methods)) {
-            $method = "bc$name";
-            $v = new Decimal($arguments[0]);
-            return new Decimal($method($this->source, $v->getSource()));
-        }
-
-        throw new \Exception("method $name not found.");
-    }
-
-    function __toString(): string
-    {
-        return $this->source;
-    }
-
-    function equals($v): bool
-    {
-        return (new Decimal($v))->getSource() == new Decimal($this->source);
-    }
-
-    function toDecimalPlaces(int $dp, int $rm = self::ROUND_UP): Decimal
-    {
-        return new Decimal($this->toFixed($dp, $rm), $dp);
-    }
-
-    function toFixed(int $dp, int $rm = self::ROUND_UP): string
-    {
-        if ($rm == self::ROUND_UP) {
-            return number_format($this->source, $dp, ".", "");
-        }
-
-        if ($rm == self::ROUND_DOWN) {
-            return bcadd($this->source, 0, $dp);
-        }
-
-        throw new \Exception("$rm must be " . self::ROUND_UP . ' or ' . self::ROUND_DOWN);
-    }
-
-    function toInt(): int
-    {
-        return (int) $this->source;
-    }
-
-    function toFloat(): float
-    {
-        return (float) $this->source;
-    }
-}