优化

internal/server/handler/query.go

@@ -0,0 +1,38 @@
+package handler
+
+import (
+	"strconv"
+
+	"github.com/gin-gonic/gin"
+)
+
+func page(c *gin.Context) (int, int, error) {
+	var value, size int
+	if raw, exists := c.GetQuery("page"); exists && raw != "" {
+		parsed, err := strconv.Atoi(raw)
+		if err != nil {
+			return 0, 0, err
+		}
+		value = parsed
+	}
+	if raw, exists := c.GetQuery("pageSize"); exists && raw != "" {
+		parsed, err := strconv.Atoi(raw)
+		if err != nil {
+			return 0, 0, err
+		}
+		size = parsed
+	}
+	return value, size, nil
+}
+
+func IDsFromQuery(c *gin.Context) []uint {
+	values := c.QueryArray("IDs[]")
+	ids := make([]uint, 0, len(values))
+	for _, value := range values {
+		id, _ := strconv.ParseUint(value, 10, 64)
+		if id > 0 {
+			ids = append(ids, uint(id))
+		}
+	}
+	return ids
+}