package schema

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

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

// Fields of the PostContent.
func (PostContent) Fields() []ent.Field {
    return []ent.Field{
        field.Enum("language_code").
            NamedValues(
                "EN", "en",
                "ZH_HANS", "zh-Hans",
                "ZH_HANT", "zh-Hant",
            ),
        field.String("title").
            NotEmpty(),
        field.Text("content_markdown").
            NotEmpty(),
        field.String("summary").
            NotEmpty(),
        field.String("meta_keywords").
            Optional(),
        field.String("meta_description").
            Optional(),
        field.String("slug").
            NotEmpty(),
    }
}

// Edges of the PostContent.
func (PostContent) Edges() []ent.Edge {
    return []ent.Edge{
        edge.From("post", Post.Type).
            Ref("contents").
            Unique(),
    }
}

// Indexes of the PostContent.
func (PostContent) Indexes() []ent.Index {
    return []ent.Index{
        index.Fields("language_code").
            Edges("post").
            Unique(),
    }
}