feature/goctl-api-swagger (#4780)

tools/goctl/api/swagger/annotation.go

@@ -0,0 +1,62 @@
+package swagger
+
+import (
+	"strconv"
+
+	"github.com/zeromicro/go-zero/tools/goctl/util"
+	"google.golang.org/grpc/metadata"
+)
+
+func getBoolFromKVOrDefault(properties map[string]string, key string, def bool) bool {
+	if len(properties) == 0 {
+		return def
+	}
+	md := metadata.New(properties)
+	val := md.Get(key)
+	if len(val) == 0 {
+		return def
+	}
+	str := util.Unquote(val[0])
+	if len(str) == 0 {
+		return def
+	}
+	res, _ := strconv.ParseBool(str)
+	return res
+}
+
+func getStringFromKVOrDefault(properties map[string]string, key string, def string) string {
+	if len(properties) == 0 {
+		return def
+	}
+	md := metadata.New(properties)
+	val := md.Get(key)
+	if len(val) == 0 {
+		return def
+	}
+	str := util.Unquote(val[0])
+	if len(str) == 0 {
+		return def
+	}
+	return str
+}
+
+func getListFromInfoOrDefault(properties map[string]string, key string, def []string) []string {
+	if len(properties) == 0 {
+		return def
+	}
+	md := metadata.New(properties)
+	val := md.Get(key)
+	if len(val) == 0 {
+		return def
+	}
+
+	str := util.Unquote(val[0])
+	if len(str) == 0 {
+		return def
+	}
+	resp := util.FieldsAndTrimSpace(str, commaRune)
+	if len(resp) == 0 {
+		return def
+	}
+	return resp
+}