// Copyright (c) 2015 qianqiusoft.com
// Licensed to You under the GNU Affero GPL v3
// See the LICENSE file at git.qianqiusoft.com/qianqiusoft/light-vocation/LICENSE
// http://www.gnu.org/licenses/why-affero-gpl.en.html

package utils

import (
	"crypto/tls"
	"encoding/json"
	"fmt"

	"io"
	"io/ioutil"
	"net/http"
	"net/url"
	"strings"
	"time"
	"git.qianqiusoft.com/qianqiusoft/light-apiengine/models"
	"git.qianqiusoft.com/qianqiusoft/light-apiengine/config"
	"git.qianqiusoft.com/qianqiusoft/light-apiengine/logs"
)

func PostFile(reader io.Reader) (string, string, int32, error) {
	urlStr := config.AppConfig.GetKey("storage")
	params := make(map[string]string)
	params["genthumb"] = "1"

	bytess, err := NewHttpUtil().PostFormWithReader(urlStr, params, "file", "11", reader)
	if err != nil {
		return "", "", 0, err
	}

	fmt.Println(string(bytess))
	result := &models.StorageResult{}

	err = json.Unmarshal(bytess, result)
	if err != nil {
		return "", "", 0, err
	}

	download := fmt.Sprintf("http://%s:%d/v1/fs_file/%d", result.Ip, result.Port, result.Id)
	logs.Debug("下载地址:", download)

	return download, result.Hash, result.Len, nil
}

func PutFile(reader io.Reader, length int64) (string, string, int32, error) {
	urlStr := config.AppConfig.GetKey("storage") //beego.AppConfig.String("storage")
	hreq := http.Request{}

	fmt.Println(urlStr + "?genthumb=1")

	hreq.URL, _ = url.Parse(urlStr + "?genthumb=1")
	hreq.Method = "PUT"
	hreq.ContentLength = length

	hreq.Body = ioutil.NopCloser(reader)

	tr := &http.Transport{
		TLSClientConfig:       &tls.Config{InsecureSkipVerify: true},
		ResponseHeaderTimeout: time.Second * 60,
		DisableKeepAlives:     true,
	}

	client := http.Client{Transport: tr}

	hresp, err := client.Do(&hreq)
	if err != nil {
		return "", "", 0, err
	}

	defer hresp.Body.Close()

	resBody, err := ioutil.ReadAll(hresp.Body)
	if err != nil {
		return "", "", 0, err
	}

	logs.Debug("上传返回:", string(resBody))

	result := &models.StorageResult{}

	err = json.Unmarshal(resBody, result)
	if err != nil {
		return "", "", 0, err
	}

	download := fmt.Sprintf("http://%s:%d/v1/fs_file/%d", result.Ip, result.Port, result.Id)
	logs.Debug("下载地址:", download)

	return download, result.Hash, result.Len, nil
}

func GetFile(urlStr string) (io.ReadCloser, error) {
	if strings.Index(urlStr, "fs_file/") > 0 {
		i := strings.LastIndex(urlStr, "/")
		fileid := urlStr[i+1:]
		storageurl := config.AppConfig.GetKey("storage") //beego.AppConfig.String("storage")
		urlStr = strings.TrimRight(storageurl, "/") + "/" + fileid
		fmt.Println(".................................................................." + urlStr)
	}

	hreq := http.Request{}

	hreq.URL, _ = url.Parse(urlStr)
	hreq.Method = "GET"

	tr := &http.Transport{
		TLSClientConfig:       &tls.Config{InsecureSkipVerify: true},
		ResponseHeaderTimeout: time.Second * 60,
		DisableKeepAlives:     true,
	}

	client := http.Client{Transport: tr}

	hresp, err := client.Do(&hreq)
	if err != nil {
		return nil, err
	}

	return hresp.Body, nil
}