package service

import (
	"context"

	"git.gocasts.ir/ebhomengo/niki/domain/wallet/entity"
	"git.gocasts.ir/ebhomengo/niki/pkg/database/postgres"
	"git.gocasts.ir/ebhomengo/niki/pkg/types"
	"github.com/shopspring/decimal"
)

type CurrencyRateProvider interface {
	GetCurrencyPriceRateInIRR(currency types.Currency) (decimal.Decimal, error)
}

type Repository interface {
	GetTransactionListByUserID(ctx context.Context, UserID uint64, DBPagination postgres.DBPagination) ([]entity.Transaction, int64, error)
	GetWalletByUserID(ctx context.Context, UserID uint64) (entity.Wallet, error)
	InsertTransaction(ctx context.Context, transaction entity.Transaction, currencyRate decimal.Decimal) (decimal.Decimal, types.Currency, error)
}

type Config struct {
	PageSize int64 `koanf:"page_size"`
}

type Service struct {
	repo                 Repository
	cfg                  Config
	currencyRateProvider CurrencyRateProvider
}

func New(repo Repository, cfg Config) Service {

	return Service{repo: repo, cfg: cfg}

}