package state

import (
	"sort"
	"ripple/types"
)

func (s *Storage) GetAccounts() []types.UserIdentifier {
    ids := make([]types.UserIdentifier, 0, len(s.Accounts))
    for id := range s.Accounts {
        ids = append(ids, id)
    }
    sort.Slice(ids, func(i, j int) bool {
        if ids[i].ServerAddress != ids[j].ServerAddress {
            return ids[i].ServerAddress < ids[j].ServerAddress
        }
        return ids[i].Username < ids[j].Username
    })
    return ids
}

func (s *Storage) GetAccountByIndex(idx int) (types.UserIdentifier, bool) {
    ids := s.GetAccounts()
    if idx < 0 || idx >= len(ids) {
        return types.UserIdentifier{}, false
    }
    return ids[idx], true
}