init: init refactor

common/model/base_model.go

@@ -0,0 +1,28 @@
+package model
+
+import (
+	"sundynix-micro-go/common/utils/uniqueid"
+	"time"
+
+	"gorm.io/gorm"
+)
+
+// BaseModel 基础模型，所有表的公共字段
+type BaseModel struct {
+	ID        string         `gorm:"size:50;primaryKey" json:"id"`
+	CreatedAt time.Time      `json:"createdAt" gorm:"autoCreateTime"`
+	UpdatedAt time.Time      `json:"updatedAt" gorm:"autoCreateTime;autoUpdateTime"`
+	DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
+}
+
+// BeforeCreate 创建前自动生成雪花ID
+func (m *BaseModel) BeforeCreate(db *gorm.DB) (err error) {
+	db.Statement.SetColumn("id", uniqueid.GenerateID())
+	return
+}
+
+// BeforeUpdate 更新前自动更新时间
+func (m *BaseModel) BeforeUpdate(db *gorm.DB) (err error) {
+	db.Statement.SetColumn("updated_at", time.Now())
+	return
+}