bee/apiapp.go

286 lines
6.4 KiB
Go

package main
import (
"fmt"
"os"
path "path/filepath"
"strings"
)
var cmdApiapp = &Command{
// CustomFlags: true,
UsageLine: "api [appname]",
Short: "create an api application base on beego framework",
Long: `
create an api application base on beego framework
In the current path, will create a folder named [appname]
In the appname folder has the follow struct:
├── conf
│ └── app.conf
├── controllers
│ └── default.go
├── main.go
└── models
└── object.go
`,
}
var apiconf = `
appname = {{.Appname}}
httpport = 8080
runmode = dev
autorender = false
copyrequestbody = true
`
var apiMaingo = `package main
import (
"github.com/astaxie/beego"
"{{.Appname}}/controllers"
)
// Objects
// URL HTTP Verb Functionality
// /object POST Creating Objects
// /object/<objectId> GET Retrieving Objects
// /object/<objectId> PUT Updating Objects
// /object GET Queries
// /object/<objectId> DELETE Deleting Objects
func main() {
beego.RESTRouter("/object", &controllers.ObjectController{})
beego.Router("/ping", &controllers.ObjectController{},"get:Ping")
beego.Run()
}
`
var apiModels = `package models
import (
"errors"
"strconv"
"time"
)
var (
Objects map[string]*Object
)
type Object struct {
ObjectId string
Score int64
PlayerName string
}
func init() {
Objects = make(map[string]*Object)
Objects["hjkhsbnmn123"] = &Object{"hjkhsbnmn123", 100, "astaxie"}
Objects["mjjkxsxsaa23"] = &Object{"mjjkxsxsaa23", 101, "someone"}
}
func AddOne(object Object) (ObjectId string) {
object.ObjectId = "astaxie" + strconv.FormatInt(time.Now().UnixNano(), 10)
Objects[object.ObjectId] = &object
return object.ObjectId
}
func GetOne(ObjectId string) (object *Object, err error) {
if v, ok := Objects[ObjectId]; ok {
return v, nil
}
return nil, errors.New("ObjectId Not Exist")
}
func GetAll() map[string]*Object {
return Objects
}
func Update(ObjectId string, Score int64) (err error) {
if v, ok := Objects[ObjectId]; ok {
v.Score = Score
return nil
}
return errors.New("ObjectId Not Exist")
}
func Delete(ObjectId string) {
delete(Objects, ObjectId)
}
`
var apiControllers = `package controllers
import (
"encoding/json"
"github.com/astaxie/beego"
"{{.Appname}}/models"
)
type ResponseInfo struct {
}
type ObjectController struct {
beego.Controller
}
func (this *ObjectController) Post() {
var ob models.Object
json.Unmarshal(this.Ctx.Input.RequestBody, &ob)
objectid := models.AddOne(ob)
this.Data["json"] = map[string]string{"ObjectId": objectid}
this.ServeJson()
}
func (this *ObjectController) Get() {
objectId := this.Ctx.Input.Param[":objectId"]
if objectId != "" {
ob, err := models.GetOne(objectId)
if err != nil {
this.Data["json"] = err
} else {
this.Data["json"] = ob
}
} else {
obs := models.GetAll()
this.Data["json"] = obs
}
this.ServeJson()
}
func (this *ObjectController) Put() {
objectId := this.Ctx.Input.Param[":objectId"]
var ob models.Object
json.Unmarshal(this.Ctx.Input.RequestBody, &ob)
err := models.Update(objectId, ob.Score)
if err != nil {
this.Data["json"] = err
} else {
this.Data["json"] = "update success!"
}
this.ServeJson()
}
func (this *ObjectController) Delete() {
objectId := this.Ctx.Input.Param[":objectId"]
models.Delete(objectId)
this.Data["json"] = "delete success!"
this.ServeJson()
}
func (this *ObjectController) Ping() {
this.Ctx.WriteString("pong")
}
`
var apiTests = `package tests
import (
"testing"
beetest "github.com/astaxie/beego/testing"
"io/ioutil"
)
func TestHelloWorld(t *testing.T) {
request:=beetest.Get("/ping")
response,_:=request.Response()
defer response.Body.Close()
contents, _ := ioutil.ReadAll(response.Body)
if string(contents)!="pong"{
t.Errorf("response sould be pong")
}
}
`
func init() {
cmdApiapp.Run = createapi
}
func createapi(cmd *Command, args []string) {
if len(args) != 1 {
fmt.Println("error args")
os.Exit(2)
}
apppath, packpath, err := checkEnv(args[0])
if err != nil {
fmt.Println(err)
os.Exit(2)
}
os.MkdirAll(apppath, 0755)
fmt.Println("create app folder:", apppath)
os.Mkdir(path.Join(apppath, "conf"), 0755)
fmt.Println("create conf:", path.Join(apppath, "conf"))
os.Mkdir(path.Join(apppath, "controllers"), 0755)
fmt.Println("create controllers:", path.Join(apppath, "controllers"))
os.Mkdir(path.Join(apppath, "models"), 0755)
fmt.Println("create models:", path.Join(apppath, "models"))
os.Mkdir(path.Join(apppath, "tests"), 0755)
fmt.Println("create tests:", path.Join(apppath, "tests"))
fmt.Println("create conf app.conf:", path.Join(apppath, "conf", "app.conf"))
writetofile(path.Join(apppath, "conf", "app.conf"),
strings.Replace(apiconf, "{{.Appname}}", args[0], -1))
fmt.Println("create controllers default.go:", path.Join(apppath, "controllers", "default.go"))
writetofile(path.Join(apppath, "controllers", "default.go"),
strings.Replace(apiControllers, "{{.Appname}}", packpath, -1))
fmt.Println("create tests default.go:", path.Join(apppath, "tests", "default_test.go"))
writetofile(path.Join(apppath, "tests", "default_test.go"),
apiTests)
fmt.Println("create models object.go:", path.Join(apppath, "models", "object.go"))
writetofile(path.Join(apppath, "models", "object.go"), apiModels)
fmt.Println("create main.go:", path.Join(apppath, "main.go"))
writetofile(path.Join(apppath, "main.go"),
strings.Replace(apiMaingo, "{{.Appname}}", packpath, -1))
}
func checkEnv(appname string) (apppath, packpath string, err error) {
curpath, err := os.Getwd()
if err != nil {
return
}
gopath := os.Getenv("GOPATH")
Debugf("gopath:%s", gopath)
if gopath == "" {
err = fmt.Errorf("you should set GOPATH in the env")
return
}
appsrcpath := ""
haspath := false
wgopath := path.SplitList(gopath)
for _, wg := range wgopath {
wg = path.Join(wg, "src")
if path.HasPrefix(strings.ToLower(curpath), strings.ToLower(wg)) {
haspath = true
appsrcpath = wg
break
}
}
if !haspath {
err = fmt.Errorf("can't create application outside of GOPATH `%s`\n"+
"you first should `cd $GOPATH%ssrc` then use create\n", gopath, string(path.Separator))
return
}
apppath = path.Join(curpath, appname)
if _, e := os.Stat(apppath); os.IsNotExist(e) == false {
err = fmt.Errorf("path `%s` exists, can not create app without remove it\n", apppath)
return
}
packpath = strings.Join(strings.Split(apppath[len(appsrcpath)+1:], string(path.Separator)), "/")
return
}