forked from dreamans/guuid
/
handler.go
133 lines (110 loc) · 2.78 KB
/
handler.go
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// This file is part of the guuid package
//
// (c) Dreamans <dreamans@163.com>
//
// For the full copyright and license information, please view the LICENSE
// file that was distributed with this source code.
package guuid
import (
"github.com/labstack/echo"
"net/http"
"strconv"
)
type Response struct {
Code int `json:"code"`
Message string `json:"message"`
}
type ResponseItem struct {
Response
Uuid string `json:"uuid"`
}
type ResponseData struct {
Response
Data []string `json:"data"`
}
func VersionHandler(c echo.Context) error {
return c.JSON(http.StatusOK, &Response{
Code: http.StatusOK,
Message: "Version " + VERSION,
})
}
func ErrorHandler(err error, c echo.Context) {
var code int
if he, ok := err.(*echo.HTTPError); ok {
code = he.Code
}
msg := http.StatusText(code)
if msg == "" {
code = http.StatusInternalServerError
msg = http.StatusText(code)
}
c.JSON(code, &Response{
Code: code,
Message: msg,
})
c.Logger().Error(err)
}
func CreateHandler(c echo.Context) error {
resp := createSingleUUID(false)
return c.JSON(http.StatusOK, resp)
}
func CreateSimpleHandler(c echo.Context) error {
resp := createSingleUUID(true)
return c.JSON(http.StatusOK, resp)
}
func createSingleUUID(isSimple bool) *ResponseItem {
resp := &ResponseItem{}
resp.Code = http.StatusOK
resp.Message = http.StatusText(http.StatusOK)
if isSimple {
resp.Uuid = createSimpleUUID()
} else {
resp.Uuid = createUUID()
}
return resp
}
func CreateMultiHandler(c echo.Context) error {
num, _ := strconv.Atoi(c.Param("num"))
resp := createMultiUUID(num, false)
return c.JSON(http.StatusOK, resp)
}
func CreateMultiSimpleHandler(c echo.Context) error {
num, _ := strconv.Atoi(c.Param("num"))
resp := createMultiUUID(num, true)
return c.JSON(http.StatusOK, resp)
}
func createMultiUUID(num int, isSimple bool) *ResponseData {
if num < 1 {
num = 1
}
if num > 1000 {
num = 1000
}
resp := &ResponseData{}
resp.Code = http.StatusOK
resp.Message = http.StatusText(http.StatusOK)
uuidChan := make(chan string, num)
go func(isSimple bool, num int) {
index := 0
for {
go func(isSimple bool) {
if isSimple {
uuidChan <- createSimpleUUID()
} else {
uuidChan <- createUUID()
}
}(isSimple)
if index >= num {
break
}
index++
}
}(isSimple, num)
for {
resp.Data = append(resp.Data, <-uuidChan)
if len(resp.Data) == num {
break
}
}
return resp
}