feat: ent mixin.

entgo/mixin/snowflake_id.go

@@ -0,0 +1,37 @@
+package mixin
+
+import (
+	"entgo.io/ent"
+	"entgo.io/ent/dialect"
+	"entgo.io/ent/schema/field"
+	"entgo.io/ent/schema/index"
+	"entgo.io/ent/schema/mixin"
+
+	"github.com/tx7do/go-utils/sonyflake"
+)
+
+type SnowflackId struct {
+	mixin.Schema
+}
+
+func (SnowflackId) Fields() []ent.Field {
+	return []ent.Field{
+		field.Uint64("id").
+			Comment("id").
+			DefaultFunc(sonyflake.GenerateSonyflake).
+			Positive().
+			Immutable().
+			StructTag(`json:"id,omitempty"`).
+			SchemaType(map[string]string{
+				dialect.MySQL:    "bigint",
+				dialect.Postgres: "bigint",
+			}),
+	}
+}
+
+// Indexes of the SnowflackId.
+func (SnowflackId) Indexes() []ent.Index {
+	return []ent.Index{
+		index.Fields("id"),
+	}
+}