package chapters

import (
	"git.aiterp.net/rpdata/api/internal/store"
	"git.aiterp.net/rpdata/api/models"
	"github.com/globalsign/mgo"
)

var collection *mgo.Collection

func find(query interface{}) (models.Chapter, error) {
	chapter := models.Chapter{}
	err := collection.Find(query).One(&chapter)

	return chapter, err
}

func list(query interface{}) ([]models.Chapter, error) {
	chapters := make([]models.Chapter, 0, 8)
	err := collection.Find(query).Sort("createdDate").All(&chapters)
	if err != nil {
		return nil, err
	}

	return chapters, nil
}

func init() {
	store.HandleInit(func(db *mgo.Database) {
		collection = db.C("story.chapters")

		collection.EnsureIndexKey("storyId")
		collection.EnsureIndexKey("author")
		collection.EnsureIndexKey("createdDate")
	})
}