1

platformapi/xpyunapi/xputil.go

@@ -1 +1,171 @@
 package xpyunapi
+
+import (
+	"bytes"
+	"crypto/sha1"
+	"encoding/json"
+	"fmt"
+	"git.rosy.net.cn/baseapi/utils"
+	"golang.org/x/text/encoding/simplifiedchinese"
+	"golang.org/x/text/transform"
+	"io/ioutil"
+	"net/http"
+	"strconv"
+	"strings"
+	"time"
+)
+
+/**
+ * 发送http的json请求
+ *
+ * @param url 请求url
+ * @param jsonStr 发送的json字符串
+ *
+ */
+func HttpPostJson(url string, data interface{}) *XPYunResp {
+	b, err := json.Marshal(&data)
+	if err != nil {
+		var msg = fmt.Sprintf("json serialize err:%+v", err)
+		fmt.Println(msg)
+		result := XPYunResp{
+			HttpStatusCode: 500,
+		}
+		return &result
+	}
+
+	//var reqMsg = fmt.Sprintf("response result:%+v", string(b))
+	//fmt.Println(reqMsg)
+
+	resp, err := http.Post(url, "application/json", bytes.NewBuffer(b))
+	if err != nil {
+		fmt.Println(err)
+	}
+	defer resp.Body.Close()
+	body, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		var msg = fmt.Sprintf("post json error:%+v", err)
+		fmt.Println(msg)
+	}
+
+	result := XPYunResp{
+		HttpStatusCode: resp.StatusCode,
+	}
+
+	var content XPYunRespContent
+	err = json.Unmarshal(body, &content)
+	if err == nil {
+		result.Content = &content
+	} else {
+		var msg = fmt.Sprintf("unmarshal body failed, error:%+v", err)
+		fmt.Println(msg)
+	}
+
+	return &result
+}
+
+/**
+ * 哈稀签名
+ * @param signSource - 源字符串
+ * @return
+ */
+func Sign(signSource string) string {
+	h := sha1.New()
+	h.Write([]byte(signSource))
+	result := fmt.Sprintf("%x", h.Sum(nil))
+	return result
+}
+
+//获得毫秒数
+func GetMillisecond() int64 {
+	return time.Now().UnixNano() / 1e6
+}
+
+/**
+ * 获得字符串重复
+ * @param str - 要进行重复的字符串
+ * @param repeatTimes - 重复次数
+ */
+func StrRepeat(str string, repeatTimes int) string {
+	return strings.Repeat(str, repeatTimes)
+}
+
+func CalcGbkLenForPrint(data string) int {
+	gbk, err := Utf8ToGbk(data)
+	if err != nil {
+		return 0
+	}
+
+	return len(gbk)
+}
+
+func CalcAsciiLenForPrint(data string) int {
+	return len(data)
+}
+
+func Utf8ToGbk(s string) (string, error) {
+	reader := transform.NewReader(bytes.NewReader([]byte(s)), simplifiedchinese.GBK.NewEncoder())
+	d, e := ioutil.ReadAll(reader)
+	if e != nil {
+		return "", e
+	}
+	return string(d), nil
+}
+
+//解析返回数据结构体
+func GetXpuResponse(data interface{}) *XPYunRespContent {
+	retVal := &XPYunRespContent{}
+	resultJson, _ := json.Marshal(data)
+	decoder := json.NewDecoder(bytes.NewBufferString(string(resultJson)))
+	if err := decoder.Decode(&retVal); err != nil {
+		return nil
+	}
+	return retVal
+}
+
+const ROW_MAX_CHAR_LEN = 32
+const MAX_NAME_CHAR_LEN = 20
+const NEX_ROW_CHAR_LEN = 8
+const LAST_ROW_MAX_NAME_CHAR_LEN = 16
+const MAX_QUANTITY_CHAR_LEN = 6
+const MAX_PRICE_CHAR_LEN = 6
+
+const LAST_ROW_MAX_NAME_CHAR_LEN80 = 24 //26
+const ROW_MAX_CHAR_LEN80 = 48
+const MAX_NAME_CHAR_LEN80 = 27
+const MAX_QUANTITY_CHAR_LEN80 = 7
+
+//var orderNameEmpty = StrRepeat(" ", MAX_NAME_CHAR_LEN)
+var orderNameEmpty = StrRepeat(" ", NEX_ROW_CHAR_LEN)
+
+//test函数
+func FormatPrintOrderItem(foodName string, quantity int, price float64) string {
+
+	//foodNameLen := CalcGbkLenForPrint(foodName)
+
+	quantityStr := strconv.Itoa(quantity)
+	quantityLen := CalcAsciiLenForPrint(quantityStr)
+
+	priceStr := fmt.Sprintf("%.2f", price)
+	priceLen := CalcAsciiLenForPrint(priceStr)
+
+	subtotalStr := fmt.Sprintf("%.2f", utils.Int2Float64(quantity)*price)
+	//subtotalLen := CalcAsciiLenForPrint(subtotalStr)
+
+	result := foodName + "<BR>"
+	//mod := foodNameLen % ROW_MAX_CHAR_LEN
+	//if mod <= LAST_ROW_MAX_NAME_CHAR_LEN {
+	//	// 保证各个列的宽度固定，不足部分，利用空格填充
+	//	result = result + StrRepeat(" ", MAX_NAME_CHAR_LEN-mod)
+	//
+	//} else {
+	//	// 另起新行
+	//	result = result + "<BR>"
+	//	result = result + orderNameEmpty
+	//}
+
+	result += orderNameEmpty + "x" + quantityStr + StrRepeat(" ", MAX_QUANTITY_CHAR_LEN-quantityLen)
+	result += "￥" + priceStr + StrRepeat(" ", MAX_QUANTITY_CHAR_LEN+1-priceLen)
+	result += "￥" + subtotalStr
+	result += "<BR>"
+	return result
+}