package builder

import (
	"context"
	"git.dragse.it/anthrove/e621-sdk-go/pkg/e621/endpoints"
	"git.dragse.it/anthrove/e621-sdk-go/pkg/e621/model"
	"strconv"
)

type FavoritesBuilder interface {
	SetUserID(userID model.UserID) FavoritesBuilder
	SetLimit(limitFavorites int) FavoritesBuilder
	Page(number int) FavoritesBuilder
	Execute() ([]model.Post, error)
}

func NewGetFavoritesBuilder(requestContext model.RequestContext) FavoritesBuilder {
	return &getFavorites{
		requestContext: requestContext,
		query:          make(map[string]string),
	}
}

type getFavorites struct {
	query          map[string]string
	requestContext model.RequestContext
}

func (g *getFavorites) SetUserID(userID model.UserID) FavoritesBuilder {
	g.query["user_id"] = strconv.Itoa(int(userID))
	return g
}

func (g *getFavorites) SetLimit(limitFavorites int) FavoritesBuilder {
	g.query["limit"] = strconv.Itoa(limitFavorites)
	return g
}

func (g *getFavorites) Page(pageNumber int) FavoritesBuilder {
	g.query["page"] = strconv.Itoa(pageNumber)
	return g
}

func (g *getFavorites) Execute() ([]model.Post, error) {
	if g.requestContext.RateLimiter != nil {
		err := g.requestContext.RateLimiter.Wait(context.Background())
		if err != nil {
			return nil, err
		}
	}
	favorites, err := endpoints.GetFavorites(g.requestContext, g.query)
	if err != nil {

		return nil, err
	}
	return favorites, nil
}