feat: 统一sql命名、函数命名

internal/pkg/httputil/request.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"errors"
 	"io"
+	"net"
 	"net/http"
 	"net/url"
 	"server/internal/config"
@@ -11,6 +12,7 @@ import (
 	"server/internal/pkg/errs"
 	"server/internal/pkg/validator"
 	"strconv"
+	"strings"
 
 	"github.com/go-chi/chi/v5"
 )
@@ -71,6 +73,28 @@ func BindJson(r *http.Request, dest any) error {
 	return nil
 }
 
+// ClientIP 获取客户端 IP，依次从 X-Forwarded-For、X-Real-IP、RemoteAddr 取值
+func ClientIP(r *http.Request) string {
+	if xff := r.Header.Get("X-Forwarded-For"); xff != "" {
+		parts := strings.Split(xff, ",")
+		if len(parts) > 0 {
+			return strings.TrimSpace(parts[0])
+		}
+	}
+
+	if ip := r.Header.Get("X-Real-IP"); ip != "" {
+		return ip
+	}
+
+	// RemoteAddr: IP:port
+	host, _, err := net.SplitHostPort(r.RemoteAddr)
+	if err == nil {
+		return host
+	}
+
+	return r.RemoteAddr
+}
+
 func BuildFileUrl(path *string) string {
 	if path == nil || *path == "" {
 		return ""