<?php

namespace Illuminate\Database\Query;

use InvalidArgumentException;
class JsonExpression extends \Illuminate\Database\Query\Expression
{
    /**
     * Create a new raw query expression.
     *
     * @param  mixed  $value
     * @return void
     */
    public function __construct($value)
    {
        parent::__construct($this->getJsonBindingParameter($value));
    }
    /**
     * Translate the given value into the appropriate JSON binding parameter.
     *
     * @param  mixed  $value
     * @return string
     *
     * @throws \InvalidArgumentException
     */
    protected function getJsonBindingParameter($value)
    {
        if ($value instanceof \Illuminate\Database\Query\Expression) {
            return $value->getValue();
        }
        switch ($type = \gettype($value)) {
            case 'boolean':
                return $value ? 'true' : 'false';
            case 'NULL':
            case 'integer':
            case 'double':
            case 'string':
                return '?';
            case 'object':
            case 'array':
                return '?';
        }
        throw new InvalidArgumentException("JSON value is of illegal type: {$type}");
    }
}
