refactor(types):将日期时间类型提取到公共的类型定义包中。

logger/logger.go

@@ -1,7 +1,7 @@
 package logger
 
 import (
-	"electricity_bill_calc/model"
+	"electricity_bill_calc/types"
 	"os"
 
 	"github.com/shopspring/decimal"
@@ -137,6 +137,17 @@ func DecimalField(key string, val *decimal.Decimal) zap.Field {
 	return zap.String(key, val.String())
 }
 
-func DateField(key string, val *model.Date) zap.Field {
-	return zap.String(key, val.Format("2006-01-02"))
+func NullDecimalField(key string, val *decimal.NullDecimal) zap.Field {
+	if val.Valid {
+		return DecimalField(key, &val.Decimal)
+	}
+	return zap.String(key, "null")
+}
+
+func DateField(key string, val *types.Date) zap.Field {
+	return val.Log(key)
+}
+
+func DateTimeField(key string, val *types.DateTime) zap.Field {
+	return val.Log(key)
 }