fea: 辅助代码

bootstrap/services/database/num.go

@@ -0,0 +1,62 @@
+package database
+
+import (
+	"fmt"
+	"math"
+	"strconv"
+)
+
+// Int32 强制转换
+func Int32(v interface{}) int32 {
+	switch val := v.(type) {
+	case int32:
+		return val
+	case int:
+		return int32(val)
+	case int64:
+		return int32(val)
+	case float32:
+		return int32(val)
+	case float64:
+		return int32(val)
+	case string:
+		num, err := strconv.Atoi(val)
+		if err != nil {
+			// 无法解析为数字，返回 0
+			return 0
+		}
+		if num > math.MaxInt32 || num < math.MinInt32 {
+			// 超出 int32 的范围，返回 0
+			return 0
+		}
+		return int32(num)
+	default:
+		s := fmt.Sprintf("%d", v)
+		return Int32(s)
+	}
+}
+
+// UInt32 强制转换
+func UInt32(v interface{}) uint32 {
+	switch val := v.(type) {
+	case uint32:
+		return val
+	case uint:
+		return uint32(val)
+	case uint64:
+		return uint32(val)
+	case float32:
+		return uint32(val)
+	case float64:
+		return uint32(val)
+	case string:
+		num, err := strconv.Atoi(val)
+		if err != nil {
+			return 0
+		}
+		return uint32(num)
+	default:
+		s := fmt.Sprintf("%d", v)
+		return UInt32(s)
+	}
+}

bootstrap/services/database/str.go

@@ -1,5 +1,6 @@
 package database
 
+// StrPointer 字符串转指针
 func StrPointer(str interface{}) *string {
 	switch str.(type) {
 	case string:
@@ -15,6 +16,7 @@ func StrPointer(str interface{}) *string {
 	return nil
 }
 
+// IntPointer 转指针
 func IntPointer(i interface{}) *int {
 	switch i.(type) {
 	case int: