feat: first version.

entgo/mixin/autoincrement_id.go

@@ -0,0 +1,39 @@
+package mixin
+
+import (
+	"entgo.io/contrib/entproto"
+	"entgo.io/ent"
+	"entgo.io/ent/dialect"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/index"
+	"entgo.io/ent/schema/mixin"
+)
+
+var _ ent.Mixin = (*AutoIncrementId)(nil)
+
+type AutoIncrementId struct{ mixin.Schema }
+
+func (AutoIncrementId) Fields() []ent.Field {
+	return []ent.Field{
+		field.Uint32("id").
+			Comment("id").
+			StructTag(`json:"id,omitempty"`).
+			SchemaType(map[string]string{
+				dialect.MySQL:    "int",
+				dialect.Postgres: "serial",
+			}).
+			Annotations(
+				entproto.Field(1),
+			).
+			Positive().
+			Immutable().
+			Unique(),
+	}
+}
+
+// Indexes of the AutoIncrementId.
+func (AutoIncrementId) Indexes() []ent.Index {
+	return []ent.Index{
+		index.Fields("id"),
+	}
+}

entgo/mixin/operator.go

@@ -0,0 +1,85 @@
+package mixin
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/mixin"
+)
+
+var _ ent.Mixin = (*CreateBy)(nil)
+
+type CreateBy struct{ mixin.Schema }
+
+func (CreateBy) Fields() []ent.Field {
+	return []ent.Field{
+		field.Int("create_by").
+			Comment("创建者").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*UpdateBy)(nil)
+
+type UpdateBy struct{ mixin.Schema }
+
+func (UpdateBy) Fields() []ent.Field {
+	return []ent.Field{
+		field.Int("update_by").
+			Comment("更新者").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*DeleteBy)(nil)
+
+type DeleteBy struct{ mixin.Schema }
+
+func (DeleteBy) Fields() []ent.Field {
+	return []ent.Field{
+		field.Int("delete_by").
+			Comment("删除者").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*CreatedBy)(nil)
+
+type CreatedBy struct{ mixin.Schema }
+
+func (CreatedBy) Fields() []ent.Field {
+	return []ent.Field{
+		field.Int("created_by").
+			Comment("创建者").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*UpdatedBy)(nil)
+
+type UpdatedBy struct{ mixin.Schema }
+
+func (UpdatedBy) Fields() []ent.Field {
+	return []ent.Field{
+		field.Int("updated_by").
+			Comment("更新者").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*DeletedBy)(nil)
+
+type DeletedBy struct{ mixin.Schema }
+
+func (DeletedBy) Fields() []ent.Field {
+	return []ent.Field{
+		field.Int("deleted_by").
+			Comment("删除者").
+			Optional().
+			Nillable(),
+	}
+}

entgo/mixin/time.go

@@ -0,0 +1,122 @@
+package mixin
+
+import (
+	"time"
+
+	"entgo.io/ent"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/mixin"
+)
+
+var _ ent.Mixin = (*CreateTime)(nil)
+
+type CreateTime struct{ mixin.Schema }
+
+func (CreateTime) Fields() []ent.Field {
+	return []ent.Field{
+		// 创建时间，毫秒
+		field.Int64("create_time").
+			Comment("创建时间").
+			Immutable().
+			Optional().
+			Nillable().
+			DefaultFunc(time.Now().UnixMilli),
+	}
+}
+
+var _ ent.Mixin = (*UpdateTime)(nil)
+
+type UpdateTime struct{ mixin.Schema }
+
+func (UpdateTime) Fields() []ent.Field {
+	return []ent.Field{
+		// 更新时间，毫秒
+		// 需要注意的是，如果不是程序自动更新，那么这个字段不会被更新，除非在数据库里面下触发器更新。
+		field.Int64("update_time").
+			Comment("更新时间").
+			Optional().
+			Nillable().
+			UpdateDefault(time.Now().UnixMilli),
+	}
+}
+
+var _ ent.Mixin = (*DeleteTime)(nil)
+
+type DeleteTime struct{ mixin.Schema }
+
+func (DeleteTime) Fields() []ent.Field {
+	return []ent.Field{
+		// 删除时间，毫秒
+		field.Int64("delete_time").
+			Comment("删除时间").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*Time)(nil)
+
+type Time struct{ mixin.Schema }
+
+func (Time) Fields() []ent.Field {
+	var fields []ent.Field
+	fields = append(fields, CreateTime{}.Fields()...)
+	fields = append(fields, UpdateTime{}.Fields()...)
+	fields = append(fields, DeleteTime{}.Fields()...)
+	return fields
+}
+
+var _ ent.Mixin = (*CreatedAt)(nil)
+
+type CreatedAt struct{ mixin.Schema }
+
+func (CreatedAt) Fields() []ent.Field {
+	return []ent.Field{
+		// 创建时间
+		field.Time("created_at").
+			Comment("创建时间").
+			Immutable().
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*UpdatedAt)(nil)
+
+type UpdatedAt struct{ mixin.Schema }
+
+func (UpdatedAt) Fields() []ent.Field {
+	return []ent.Field{
+		// 更新时间
+		field.Time("updated_at").
+			Comment("更新时间").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*DeletedAt)(nil)
+
+type DeletedAt struct{ mixin.Schema }
+
+func (DeletedAt) Fields() []ent.Field {
+	return []ent.Field{
+		// 删除时间
+		field.Time("deleted_at").
+			Comment("删除时间").
+			Optional().
+			Nillable(),
+	}
+}
+
+var _ ent.Mixin = (*TimeAt)(nil)
+
+type TimeAt struct{ mixin.Schema }
+
+func (TimeAt) Fields() []ent.Field {
+	var fields []ent.Field
+	fields = append(fields, CreatedAt{}.Fields()...)
+	fields = append(fields, UpdatedAt{}.Fields()...)
+	fields = append(fields, DeletedAt{}.Fields()...)
+	return fields
+}

entgo/mixin/uuid_id.go

@@ -0,0 +1,31 @@
+package mixin
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/index"
+	"entgo.io/ent/schema/mixin"
+	"github.com/google/uuid"
+)
+
+var _ ent.Mixin = (*UuidId)(nil)
+
+type UuidId struct{ mixin.Schema }
+
+func (UuidId) Fields() []ent.Field {
+	return []ent.Field{
+		field.UUID("id", uuid.UUID{}).
+			Comment("id").
+			Default(uuid.New).
+			Unique().
+			Immutable().
+			StructTag(`json:"id,omitempty"`),
+	}
+}
+
+// Indexes of the UuidId.
+func (UuidId) Indexes() []ent.Index {
+	return []ent.Index{
+		index.Fields("id"),
+	}
+}