add time <=> string

types/db.go

@@ -21,13 +21,13 @@ type (
 	// standard ID,Identity definition.
 	Std_IDIdentity struct {
 		ID       uint   `gorm:"primarykey;"  json:"id"`
-		Identity string `gorm:"column:identity;type:varchar(36);uniqueIndex;"  json:"identity"` // 唯一标识，24位NanoID,36位为ULID
+		Identity string `gorm:"column:identity;type:varchar(36);uniqueIndex;default:uuid_generate_v4()"  json:"identity"` // 唯一标识，24位NanoID,36位为ULID
 	}
 
 	// standard ID,Created,Updated,Deleted definition.
 	Std_IICUDS struct {
 		ID        uint           `gorm:"primarykey;"  json:"id"`
-		Identity  string         `gorm:"column:identity;type:varchar(36);uniqueIndex;"  json:"identity"` // 唯一标识，24位NanoID,36位为ULID
+		Identity  string         `gorm:"column:identity;type:varchar(36);uniqueIndex;default:uuid_generate_v4()"  json:"identity"` // 唯一标识，24位NanoID,36位为ULID
 		CreatedAt time.Time      `json:"created_at"`
 		UpdatedAt time.Time      `json:"updated_at"`
 		DeletedAt gorm.DeletedAt `gorm:"index;" json:"deleted_at"`
@@ -51,7 +51,7 @@ type (
 	// standard PassportID,PassportIdentity definition.
 	Std_Passport struct {
 		PassportID       uint   `gorm:"column:passport_id;Index;" json:"passport_id"`
-		PassportIdentity string `gorm:"column:passport_identity;type:varchar(36);Index;"  json:"passport_identity"` // 用户唯一标识，24位NanoID,36位为ULID
+		PassportIdentity string `gorm:"column:passport_identity;type:varchar(36);Index;default:uuid_generate_v4()"  json:"passport_identity"` // 用户唯一标识，24位NanoID,36位为ULID
 	}
 
 	// standard ID definition.
@@ -61,7 +61,7 @@ type (
 
 	// standard Identity definition.
 	Std_Identity struct {
-		Identity string `gorm:"column:identity;type:varchar(36);uniqueIndex;"  json:"identity"` // 唯一标识，24位NanoID,36位为ULID
+		Identity string `gorm:"column:identity;type:varchar(36);uniqueIndex;default:uuid_generate_v4()"  json:"identity"` // 唯一标识，24位NanoID,36位为ULID
 	}
 
 	// standard Status definition.

utils/time.go

@@ -0,0 +1,14 @@
+package utils
+
+import (
+	"time"
+)
+
+func Time2String(layout string, t time.Time) string {
+	return t.Format(layout)
+}
+
+func String2Time(layout, in string) time.Time {
+	t, _ := time.ParseInLocation(layout, in, time.Local)
+	return t
+}