online-order/ent/schema/product.go

package schema

import (
	"entgo.io/ent"
	"entgo.io/ent/schema/edge"
	"entgo.io/ent/schema/field"
	"time"
)

// Product holds the schema definition for the Product entity.
type Product struct {
	ent.Schema
}

// Fields of the Product.
func (Product) Fields() []ent.Field {
	return []ent.Field{
		field.String("name").Default("unknown"),
		field.Text("summary").Optional().Nillable(),
		field.Text("description").Optional().Nillable(),
		field.Float("price").Default(0).Positive(),
		field.Float("original_price").Default(0).Positive(),
		field.Int("quantity").Default(0).Positive(),
		field.Bool("status").Default(true),
		field.Int("product_category_id").Optional().Nillable(),
		field.Int("business_id").Optional().Nillable(),
		field.Int("user_id").Optional().Nillable(),
		field.Time("created_at").Default(time.Now()),
		field.Time("updated_at").Default(time.Now()).UpdateDefault(time.Now),
	}
}

// Edges of the Product.
func (Product) Edges() []ent.Edge {
	return []ent.Edge{
		edge.From("product_categories", ProductCategory.Type).Ref("products").Unique().Field("product_category_id"),
		edge.From("businesses", Business.Type).Ref("products").Unique().Field("business_id"),
		edge.From("users", User.Type).Ref("products").Unique().Field("user_id"),
	}
}