package gacha

import (
	"fmt"

	"github.com/bwmarrin/discordgo"

	"PermissionGacha/modules/config"
)

func rewardToUser(s *discordgo.Session, reward config.Reward, rewardee *discordgo.Member) (bool, error) {
	switch reward.Type {
	case "role":
		return rewardRole(s, reward, rewardee)
	}
	return false, fmt.Errorf("gacha: rewardToUser: unknown reward type: %s", reward.Type)
}

func rewardRole(s *discordgo.Session, reward config.Reward, rewardee *discordgo.Member) (bool, error) {
	roleID, found := reward.Context["id"].(string)
	if !found {
		return false, fmt.Errorf("gacha: rewardRole: `id` not passed to reward with type `role`")
	}
	for _, v := range rewardee.Roles {
		if v == roleID {
			return false, nil
		}
	}
	err := s.GuildMemberRoleAdd(config.GuildID, rewardee.User.ID, roleID)
	if err != nil {
		return false, err
	}
	return true, nil
}