<?php namespace Api\Lib;
use Dever;
use Api\Lib\Platform\Field;
use Api\Lib\Platform\Sign;
use Api\Lib\Platform\Ssl;
use Api\Lib\Platform\Request;
use Api\Lib\Platform\Response;
class Platform
{
    protected $platform;
    protected $info;
    protected $field;

    protected function setting($id, $field = array())
    {
        $this->info($id);
        $this->platform();
        $this->field($field);
        return $this;
    }

    protected function info($id)
    {
        $this->info = is_array($id) ? $id : Dever::db($this->type, 'api')->find($id);
        if (!$this->info) {
            Dever::error('info error');
        }
    }

    protected function platform()
    {
        $this->platform = Dever::db('platform', 'api')->find($this->info['platform_id']);
        if (!$this->platform) {
            Dever::error('platform error');
        }
        $this->sign = $this->response = array('id' => $this->platform['id']);
        foreach ($this->platform as $k => $v) {
            if (strstr($k, 'sign_')) {
                $k = str_replace('sign_', '', $k);
                $this->sign[$k] = $v;
            }
            if (strstr($k, 'response_')) {
                $k = str_replace('response_', '', $k);
                $this->response[$k] = $v;
            }
        }
        if ($this->info['method'] == -1) {
            $this->info['method'] = $this->platform['method'];
            $this->info['post_method'] = $this->platform['post_method'];
        }
        if ($this->info['method'] == 1) {
            $this->info['post_method'] = 1;
        }
    }

    protected function field($field)
    {
        $this->field = new Field($field);
        $this->field->setHost($this->platform['host']);
        $this->field->setUri($this->info['uri']);
        $this->field->setNotify($this->createNotify($field['order_num'] ?? ''));
        $setting = Dever::db('platform_setting', 'api')->select(array('platform_id' => $this->platform['id']));
        if ($setting) {
            foreach ($setting as $k => $v) {
                if (isset($field[$v['key']])) {
                    $v['value'] = $field[$v['key']];
                }
                $key = $v['key'];
                # 如果有自定义的设置
                if (!$this->field->$key) {
                    $this->field->set($key, $v['value']);
                }
            }
        }
    }

    # 发起请求
    protected function curl($url = false)
    {
        if (!$url) {
            $url = $this->url();
        }
        $method = $this->method();
        $request = new Request($this->field, $this->platform['id'], $this->type, $this->info['id']);
        $request_body = $request->body();
        if ($this->info['sign_col']) {
            $this->platform['sign_col'] = $this->info['sign_col'];
        }
        $sign = new Sign($this->field, $this->sign);
        $sign = $sign->get();

        if ($this->platform['sign_name']) {
            $request_body[$this->platform['sign_name']] = $sign;
        }
        $request_header = $request->header();

        $json = $this->info['post_method'] == 3 ? true : false;
        $curl = Dever::curl($url, $request_body, $method, $json, $request_header);
        $curl->setResultHeader(true);
        $response_body = $curl->result();
        $response_header = $curl->header();
        $response = new Response($response_body, $response_header, $this->response, $this->field, $this->type, $this->info['id'], $this->sign);
        $result = $response->out();
        $log['platform_id'] = $this->platform['id'];
        $log['type'] = $this->type;
        $log['type_id'] = $this->info['id'];
        $log['url'] = $url;
        $log['method'] = $method;
        $log['json'] = $json;
        $log['request_body'] = Dever::json_encode($request_body);
        $log['request_header'] = Dever::json_encode($request_header);
        $log['response_body'] = $response_body;
        $log['response_header'] = Dever::json_encode($response_header);
        Dever::debug($log);
        return $result;
    }

    # 直接跳转
    protected function location($url = false)
    {
        if (!$url) {
            $url = $this->url();
        }
        $method = $this->method();
        $request = new Request($this->field, $this->platform['id'], $this->type, $this->info['id']);
        $request_body = $request->body();
        if ($this->info['sign_col']) {
            $this->platform['sign_col'] = $this->info['sign_col'];
        }
        $sign = new Sign($this->field, $this->sign);
        $sign = $sign->get();

        if ($this->platform['sign_name']) {
            $request_body[$this->platform['sign_name']] = $sign;
        }
        $url .= '?';
        foreach ($request_body as $k => $v) {
            if ($k == '#') {
                $url .= $k . $v;
            } else {
                $url .= $k . '=' . $v . '&';
            }
        }
        header('Location: '. $url);
    }

    protected function method()
    {
        $method = 'get';
        if ($this->info['post_method'] == 2) {
            $method = 'file';
        } elseif ($this->info['method'] == 2) {
            $method = 'post';
        }
        $this->field->setMethod($method);
        return $method;
    }

    protected function url()
    {
        if (strstr($this->info['uri'], 'http')) {
            $this->platform['host'] = '';
        }
        $uri = Dever::db('api_uri', 'api')->select(array('api_id' => $this->info['id']));
        if ($uri) {
            $path = array();
            $param = array();
            foreach ($uri as $k => $v) {
                $v['value'] = $this->field->value($v['value']);
                if ($v['type'] == 1) {
                    $path[] = $v['value'];
                } elseif ($v['type'] == 2) {
                    $path[] = $v['key'] . '/' . $v['value'];
                } elseif ($v['type'] == 3) {
                    $path[] = $v['key'] . '=' . $v['value'];
                } elseif ($v['type'] == 4) {
                    $param[] = $v['value'];
                } elseif ($v['type'] == 5) {
                    $param[] = $v['key'] . '=' . $v['value'];
                }
            }
            if ($path) {
                $this->info['uri'] .= implode('/', $path);
            }
            if ($param) {
                if (!strstr($this->info['uri'], '?')) {
                    $this->info['uri'] .= '?';
                }
                $this->info['uri'] .= implode('&', $param);
            }
        }
        $this->field->setUri($this->info['uri']);
        return $this->platform['host'] . $this->info['uri'];
    }
}