heshoots/discordbot

package challonge

import (
    "bytes"
    "encoding/json"
    "errors"
    "github.com/bwmarrin/discordgo"
    "github.com/heshoots/discordbot/pkg/discord"
    "log"
    "net/http"
    "strings"
)

func CreateTournament(apikey string, subdomain string, name string, game string) (string, error) {
    client := &http.Client{}
    tournamentvalues := map[string]string{"name": name, "url": name, "subdomain": subdomain, "game_name": game, "tournament_type": "double elimination"}
    values := map[string]map[string]string{"tournament": tournamentvalues}
    jsonValue, err := json.Marshal(values)
    if err != nil {
        return "", err
    }
    req, err := http.NewRequest("POST", "https://api.challonge.com/v1/tournaments.json", bytes.NewBuffer(jsonValue))
    if err != nil {
        return "", err
    }
    req.Header.Set("Content-Type", "application/json")
    q := req.URL.Query()
    q.Add("api_key", apikey)
    req.URL.RawQuery = q.Encode()
    resp, err := client.Do(req)
    if err != nil {
        return "", err
    }
    if resp.StatusCode != 200 {
        buf := new(bytes.Buffer)
        buf.ReadFrom(resp.Body)
        return "", errors.New(resp.Status + "challonge create failed " + buf.String())
    }
    return "http://" + subdomain + ".challonge.com/" + name, nil
}

func ChallongeHandler(apikey string, subdomain string, postto []string, errorto []string) func(s *discordgo.Session, m *discordgo.MessageCreate) {
    return func(s *discordgo.Session, m *discordgo.MessageCreate) {
        command := discord.GetCommand(m)
        split := strings.SplitAfterN(command, " ", 2)
        if len(split) != 2 {
            for _, channel := range errorto {
                s.ChannelMessageSend(channel, "not enough input, command: !challonge url game_name")
            }
            return
        }
        name := strings.Trim(split[0], " ")
        game := strings.Trim(split[1], " ")
        url, err := CreateTournament(apikey, subdomain, name, game)
        if err != nil {
            log.Panic(err)
            for _, channel := range errorto {
                s.ChannelMessageSend(channel, "couldn't create tournament: "+err.Error())
            }
            return
        }
        for _, channel := range postto {
            s.ChannelMessageSend(channel, url)
        }
    }
}