package scryfall

import (
	"encoding/json"
	"errors"
	"io"
	"net/http"
)

type SetList struct {
	Object  string `json:"object"`
	HasMore bool   `json:"has_more"`
	Data    []Set  `json:"data"`
}

type Set struct {
	Code       string `json:"code"`
	Name       string `json:"name"`
	CardCount  int    `json:"card_count"`
	IconSvgUri string `json:"icon_svg_uri"`
	Digital    bool   `json:"digital"`
}

const SETS_API_URL string = "https://api.scryfall.com/sets"

func GetSets() ([]Set, error) {
	response, err := http.Get(SETS_API_URL)
	if err != nil {
		return []Set{}, nil
	}

	if response.StatusCode != http.StatusOK {
		return []Set{}, errors.New("HTTP request failed with code: " + string(response.StatusCode))
	}

	defer response.Body.Close()
	setsBytes, err := io.ReadAll(response.Body)
	if err != nil {
		return []Set{}, err
	}

	var setList SetList
	err = json.Unmarshal(setsBytes, &setList)
	if err != nil {
		return []Set{}, err
	}

	return setList.Data, nil
}