<?php

namespace App\Component\Models;

class Cache
{
    public static function get($code, $plugin, $input)
    {
        unset($input['ip']);
        unset($input['token']);
        unset($input['admin_user_id']);
        unset($input['host']);
        $method = $input['method_name'];
        unset($input['method_name']);
        $dirname = CORE_PATH . '/../../Cache/' . $code . '/' . $plugin . '/';
        if (!is_dir($dirname)) {
            mkdir($dirname, 0777);
        }
        $filename = $method . ".tmp";
        if (file_exists($dirname . $filename)) {
            $caches = json_decode(file_get_contents($dirname . $filename), true);
            foreach ($caches as $key => $cache) {
                if ($cache['input'] == $input) {
                    return $cache['result'];
                }
            }
        } else {
            return false;
        }
    }

    public static function store($code, $plugin, $input, $result)
    {
        unset($input['ip']);
        unset($input['token']);
        unset($input['admin_user_id']);
        unset($input['host']);
        $method = $input['method_name'];
        unset($input['method_name']);
        $data = [];
        $info = array('input' => $input, 'result' => $result);
        array_push($data, $info);
        $dirname = CORE_PATH . '/../../Cache/' . $code . '/' . $plugin . '/';
        if (!is_dir($dirname)) {
            mkdir($dirname, 0777);
        }
        $filename = $method . ".tmp";
        if (!file_exists($dirname . $filename)) {
            $handle = fopen($dirname . $filename, 'w');
            fputs($handle, json_encode($data));
            fclose($handle);
            return $result;
        } else {
            $handle = fopen($dirname . $filename, 'r');
            $caches = fgets($handle);
            fclose($handle);
            $caches = json_decode($caches, true);
            foreach ($caches as $key => $cache) {
                if ($cache == $info) {
                    return $info['result'];
                } else {
                    array_push($caches, $info);
                    $handle = fopen($dirname . $filename, 'w');
                    fputs($handle, json_encode($caches));
                    fclose($handle);
                    return $info['result'];
                }
            }
        }

    }

    public static function clear($code, $plugin, $input, $type)
    {
        $dirname = CORE_PATH . '/../../Cache/' . $code . '/' . $plugin . '/';
        if ($type == 'single') {
            $method = $input['method_name'];
            if (is_dir($dirname)) {
                $filename = $method . ".tmp";
                if (file_exists($dirname . $filename)) {
                    unlink($dirname . $filename);
                    return true;
                } else {
                    return false;
                }
            } else {
                return false;
            }
        }
        if ($type == 'full') {
            $files = glob($dirname."/*");
            if (count($files) > 0) {
                foreach ($files as $file) {
                    if (file_exists($file)) {
                        unlink($file);
                    }
                }
                return true;
            } else {
                return false;
            }
        }
    }
}