update shorturl doc

tools/goctl/api/gogen/gensvc.go

@@ -0,0 +1,62 @@
+package gogen
+
+import (
+	"bytes"
+	"fmt"
+	"text/template"
+
+	"github.com/tal-tech/go-zero/tools/goctl/api/spec"
+	"github.com/tal-tech/go-zero/tools/goctl/api/util"
+	ctlutil "github.com/tal-tech/go-zero/tools/goctl/util"
+)
+
+const (
+	contextFilename = "servicecontext.go"
+	contextTemplate = `package svc
+
+import {{.configImport}}
+
+type ServiceContext struct {
+	Config {{.config}}
+}
+
+func NewServiceContext(c {{.config}}) *ServiceContext {
+	return &ServiceContext{Config: c}
+}
+`
+)
+
+func genServiceContext(dir string, api *spec.ApiSpec) error {
+	fp, created, err := util.MaybeCreateFile(dir, contextDir, contextFilename)
+	if err != nil {
+		return err
+	}
+	if !created {
+		return nil
+	}
+	defer fp.Close()
+
+	var authNames = getAuths(api)
+	var auths []string
+	for _, item := range authNames {
+		auths = append(auths, fmt.Sprintf("%s config.AuthConfig", item))
+	}
+
+	parentPkg, err := getParentPackage(dir)
+	if err != nil {
+		return err
+	}
+	var configImport = "\"" + ctlutil.JoinPackages(parentPkg, configDir) + "\""
+	t := template.Must(template.New("contextTemplate").Parse(contextTemplate))
+	buffer := new(bytes.Buffer)
+	err = t.Execute(buffer, map[string]string{
+		"configImport": configImport,
+		"config":       "config.Config",
+	})
+	if err != nil {
+		return nil
+	}
+	formatCode := formatCode(buffer.String())
+	_, err = fp.WriteString(formatCode)
+	return err
+}