[优化] go 引用调整

openflare-server/controller/bind/bind.go

@@ -0,0 +1,49 @@
+package bind
+
+import (
+	"encoding/json"
+	"errors"
+	"io"
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+
+	"github.com/rain-kl/openflare/openflare-server/common/response"
+)
+
+// DecodeJSONBody decodes JSON reader to target
+func DecodeJSONBody(body io.Reader, target any) error {
+	return json.NewDecoder(body).Decode(target)
+}
+
+// OptionalJSON decodes optional JSON body of reader to target, allowing EOF
+func OptionalJSON(body io.Reader, target any) error {
+	if err := json.NewDecoder(body).Decode(target); err != nil && !errors.Is(err, io.EOF) {
+		return err
+	}
+	return nil
+}
+
+// IDParam parses "id" parameter from context path
+func IDParam(c *gin.Context) (uint, bool) {
+	return IDParamByName(c, "id")
+}
+
+// IDParamByName parses target parameter from context path
+func IDParamByName(c *gin.Context, name string) (uint, bool) {
+	id, err := strconv.ParseUint(c.Param(name), 10, 64)
+	if err != nil || id == 0 {
+		response.RespondBadRequest(c, "")
+		return 0, false
+	}
+	return uint(id), true
+}
+
+// JSON binds JSON body of context request to target
+func JSON(c *gin.Context, target any) bool {
+	if err := DecodeJSONBody(c.Request.Body, target); err != nil {
+		response.RespondBadRequest(c, "")
+		return false
+	}
+	return true
+}