토너먼트 #

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// import "github.com/gofrs/uuid"
id := uuid.Must(uuid.NewV4())
sortOrder := "desc"  // one of: "desc", "asc"
operator := "best"   // one of: "best", "set", "incr"
resetSchedule := "0 12 * * *" // noon UTC each day
metadata := map[string]interface{}{}
title := "Daily Dash"
description := "Dash past your opponents for high scores and big rewards!"
category := 1
startTime := int(time.Now().UTC().Unix()) // start now
endTime := 0                         // never end, repeat the tournament each day forever
duration := 3600                     // in seconds
maxSize := 10000                     // first 10,000 players who join
maxNumScore := 3                     // each player can have 3 attempts to score
joinRequired := true                 // must join to compete
err := nk.TournamentCreate(ctx, id.String(), sortOrder, operator, resetSchedule, metadata, title, description, category, startTime, endTime, duration, maxSize, maxNumScore, joinRequired)
if err != nil {
      logger.Printf("unable to create tournament: %q", err.Error())
      return "", runtime.NewError("failed to create tournament", 3)
}

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err := nk.TournamentDelete(ctx, id)
if err != nil {
    logger.Printf("unable to delete tournament: %q", err.Error())
    return "", runtime.NewError("failed to delete tournament", 3)
}

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id := "someid"
userID := "someuserid"
attempts := 10
err := nk.TournamentAddAttempt(ctx, id, userID, attempts)
if err != nil {
    logger.Printf("unable to update user %v record attempts: %q", userID, err.Error())
    return "", runtime.NewError("failed to add tournament attempts", 3)
}

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import (
    "context"
    "database/sql"
    "log"

    "github.com/heroiclabs/nakama/api"
    "github.com/heroiclabs/nakama/runtime"
)

func InitModule(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, initializer runtime.Initializer) error {
    if err := initializer.RegisterTournamentEnd(distributeRewards); err != nil {
        return err
    }
}

func distributeRewards(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, tournament *api.Tournament, end int64, reset int64) error {
    // ...
    return nil
}

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func distributeRewards(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, tournament *api.Tournament, end int64, reset int64) error {
    wallets := []*runtime.WalletUpdate{}
    notifications := []*runtime.NotificationSend{}
    content := map[string]interface{}{}
    changeset := map[string]int64{"coins": 100}
    records, _, _, _, err := nk.LeaderboardRecordsList(ctx, tournament.Id, []string{}, 10, "", reset)
    for _, record := range records {
        wallets = append(wallets, &runtime.WalletUpdate{record.OwnerId, changeset, content})
        notifications = append(notifications, &runtime.NotificationSend{record.OwnerId, "Leaderboard winner", content, 1, "", true})
    }
    _, err = nk.WalletsUpdate(ctx, wallets, false)
    if err != nil {
        logger.Error("failed to update winner wallets: %v", err)
        return err
    }
    err = nk.NotificationsSend(ctx, notifications)
    if err != nil {
        logger.Error("failed to send winner notifications: %v", err)
        return err
    }
    return nil
}