getaoc/getaoc.go

package getaoc

import (
	"encoding/json"
	"fmt"
	"io/ioutil"
	"net/http"
)

const base = "https://adventofcode.com"

func GetInput(session string, year, day int) (string, error) {
	url := fmt.Sprintf("%s/%d/day/%d/input", base, year, day)

	r, err := http.NewRequest(http.MethodGet, url, nil)
	if err != nil {
		return "", err
	}
	r.AddCookie(&http.Cookie{
		Name:     "session",
		Value:    session,
		Path:     "",
		Domain:   ".adventofcode.com",
		Secure:   false,
		HttpOnly: false,
		SameSite: 0,
	})
	c := http.Client{}
	resp, err := c.Do(r)
	if err != nil {
		return "", err
	}
	defer resp.Body.Close()
	body, _ := ioutil.ReadAll(resp.Body)
	return string(body), nil
}

func GetLeaderboard(session string, year, id int) (LeaderBoard, error) {
	url := fmt.Sprintf("%s/%d/leaderboard/private/view/%d.json", base, year, id)
	board := LeaderBoard{}

	r, err := http.NewRequest(http.MethodGet, url, nil)
	if err != nil {
		return board, err
	}
	r.AddCookie(&http.Cookie{
		Name:     "session",
		Value:    session,
		Path:     "",
		Domain:   ".adventofcode.com",
		Secure:   false,
		HttpOnly: false,
		SameSite: 0,
	})
	c := http.Client{}
	resp, err := c.Do(r)
	if err != nil {
		return board, err
	}
	defer resp.Body.Close()
	dec := json.NewDecoder(resp.Body)
	err = dec.Decode(&board)
	if err != nil {
		return board, err
	}
	return board, nil
}

type Member struct {
	GlobalScore        int `json:"global_score"`
	Stars              int `json:"stars"`
	LocalScore         int `json:"local_score"`
	LastStarTs         int `json:"last_star_ts"`
	ID                 int `json:"id"`
	CompletionDayLevel struct {
		Num1 struct {
			Num1 struct {
				GetStarTs int `json:"get_star_ts"`
				StarIndex int `json:"star_index"`
			} `json:"1"`
			Num2 struct {
				GetStarTs int `json:"get_star_ts"`
				StarIndex int `json:"star_index"`
			} `json:"2"`
		} `json:"1"`
		Num2 struct {
			Num1 struct {
				GetStarTs int `json:"get_star_ts"`
				StarIndex int `json:"star_index"`
			} `json:"1"`
			Num2 struct {
				GetStarTs int `json:"get_star_ts"`
				StarIndex int `json:"star_index"`
			} `json:"2"`
		} `json:"2"`
	} `json:"completion_day_level"`
	Name string `json:"name"`
}

type LeaderBoard struct {
	Event   string            `json:"event"`
	OwnerID int               `json:"owner_id"`
	Members map[string]Member `json:"members"`
}