Files
baseapi/utils/utils.go
2018-07-12 14:41:25 +08:00

150 lines
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package utils
import (
"fmt"
"net/http"
"net/url"
"reflect"
"strings"
"time"
"git.rosy.net.cn/baseapi"
"github.com/satori/go.uuid"
)
func DictKeysMan(data interface{}, keysToRemove []string, keysToKeep []string) interface{} {
if data == nil || (keysToKeep == nil && keysToRemove == nil) {
return data
}
var keysToRemoveMap map[string]int
var keysToKeepMap map[string]int
if keysToKeep != nil {
keysToKeepMap = make(map[string]int)
for _, v := range keysToKeep {
keysToKeepMap[v] = 1
}
} else if keysToRemove != nil {
keysToRemoveMap = make(map[string]int)
for _, v := range keysToRemove {
keysToRemoveMap[v] = 1
}
}
dataIsSlice := true
valueOfData := reflect.ValueOf(data)
if valueOfData.Kind() != reflect.Slice {
dataIsSlice = false
valueOfData = reflect.ValueOf([]interface{}{data})
} else if valueOfData.Len() == 0 {
return data
}
retVal := make([]interface{}, valueOfData.Len())
for index := 0; index < valueOfData.Len(); index++ {
realV := GetConcretValue(valueOfData.Index(index))
if keysToRemoveMap != nil || keysToKeepMap != nil {
mapV := make(map[string]interface{})
for _, key := range realV.MapKeys() {
fieldName := key.String()
wantThisField := true
if keysToKeepMap != nil {
if _, ok := keysToKeepMap[fieldName]; !ok {
wantThisField = false
}
} else if keysToRemoveMap != nil {
if _, ok := keysToRemoveMap[fieldName]; ok {
wantThisField = false
}
}
if wantThisField {
mapV[fieldName] = GetConcretValue(realV.MapIndex(key)).Interface()
}
}
retVal[index] = mapV
} else {
retVal[index] = realV.Interface()
}
}
if !dataIsSlice {
return retVal[0]
}
return retVal
}
// 去除-号全部大写比如929ADB626EB911E893E452540009DAB3
func GetUUID() string {
return strings.ToUpper(strings.Replace(uuid.Must(uuid.NewV1()).String(), "-", "", -1))
}
func GetCurTimeStr() string {
return Time2Str(time.Now())
}
// timestamp is in second
func GetCurTimestamp() int64 {
return time.Now().Unix()
}
func GetAPIOperator() string {
return "jxc4-" + Time2Str(time.Now())
}
func MergeMaps(firstMap map[string]interface{}, otherMaps ...map[string]interface{}) (retVal map[string]interface{}) {
retVal = make(map[string]interface{})
allMaps := append(otherMaps, firstMap)
for _, oneMap := range allMaps {
for k, v := range oneMap {
retVal[k] = v
}
}
return retVal
}
func CallFuncLogError(funcToCall func() error, msg string) error {
err := funcToCall()
if err != nil {
baseapi.SugarLogger.Warnf("%s, error:%v", msg, err.Error())
}
return err
}
func CallFuncAsync(funcToCall func()) {
go func() {
defer func() {
if r := recover(); r != nil {
baseapi.SugarLogger.Errorf("error when calling func:%v, r:%v", funcToCall, r)
}
}()
funcToCall()
}()
}
func GenerateGetURL(baseURL, apiStr string, params map[string]interface{}) string {
queryString := ""
if params != nil {
for k, v := range params {
if queryString == "" {
queryString = "?"
} else {
queryString += "&"
}
queryString += k + "=" + url.QueryEscape(fmt.Sprint(v))
}
}
return baseURL + "/" + apiStr + queryString
}
func SendFakeRequest(method, url, body, contentType string) (*http.Response, error) {
request, _ := http.NewRequest(method, url, strings.NewReader(body))
if contentType == "" {
contentType = "application/x-www-form-urlencoded"
}
request.Header.Set("Content-Type", contentType)
client := &http.Client{}
return client.Do(request)
}