// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.

package orders_test

import (
	"testing"
	"time"

	"github.com/stretchr/testify/require"

	"storj.io/common/storj"
	"storj.io/common/testcontext"
	"storj.io/storj/satellite"
	"storj.io/storj/satellite/orders"
	"storj.io/storj/satellite/satellitedb/satellitedbtest"
)

func TestSerialNumbers(t *testing.T) {
	satellitedbtest.Run(t, func(ctx *testcontext.Context, t *testing.T, db satellite.DB) {
		ordersDB := db.Orders()

		expectedBucket := []byte("bucketID")
		err := ordersDB.CreateSerialInfo(ctx, storj.SerialNumber{1}, expectedBucket, time.Now())
		require.NoError(t, err)

		bucketID, err := ordersDB.UseSerialNumber(ctx, storj.SerialNumber{1}, storj.NodeID{1})
		require.NoError(t, err)
		require.Equal(t, expectedBucket, bucketID)

		// try to use used serial number
		_, err = ordersDB.UseSerialNumber(ctx, storj.SerialNumber{1}, storj.NodeID{1})
		require.Error(t, err)
		require.True(t, orders.ErrUsingSerialNumber.Has(err))

		err = ordersDB.UnuseSerialNumber(ctx, storj.SerialNumber{1}, storj.NodeID{1})
		require.NoError(t, err)

		bucketID, err = ordersDB.UseSerialNumber(ctx, storj.SerialNumber{1}, storj.NodeID{1})
		require.NoError(t, err)
		require.Equal(t, expectedBucket, bucketID)

		// not existing serial number
		bucketID, err = ordersDB.UseSerialNumber(ctx, storj.SerialNumber{99}, storj.NodeID{1})
		require.Error(t, err)
		require.True(t, orders.ErrUsingSerialNumber.Has(err))
		require.Empty(t, bucketID)

		deleted, err := ordersDB.DeleteExpiredSerials(ctx, time.Now(), nil)
		require.NoError(t, err)
		require.Equal(t, deleted, 1)

		// check serial number has been deleted from serial_numbers and used_serials
		_, err = ordersDB.UseSerialNumber(ctx, storj.SerialNumber{1}, storj.NodeID{1})
		require.EqualError(t, err, "serial number: serial number not found")
	})
}

func TestDeleteExpiredWithOptions(t *testing.T) {
	satellitedbtest.Run(t, func(ctx *testcontext.Context, t *testing.T, db satellite.DB) {
		ordersDB := db.Orders()

		err := ordersDB.CreateSerialInfo(ctx, storj.SerialNumber{1}, []byte("bucketID1"), time.Now())
		require.NoError(t, err)

		err = ordersDB.CreateSerialInfo(ctx, storj.SerialNumber{2}, []byte("bucketID2"), time.Now())
		require.NoError(t, err)

		options := &orders.SerialDeleteOptions{
			BatchSize: 1,
		}

		deleted, err := ordersDB.DeleteExpiredSerials(ctx, time.Now(), options)
		require.NoError(t, err)
		require.Equal(t, 2, deleted)

		// check serial number has been deleted from serial_numbers and used_serials
		_, err = ordersDB.UseSerialNumber(ctx, storj.SerialNumber{1}, storj.NodeID{1})
		require.EqualError(t, err, "serial number: serial number not found")

		_, err = ordersDB.UseSerialNumber(ctx, storj.SerialNumber{2}, storj.NodeID{1})
		require.EqualError(t, err, "serial number: serial number not found")
	})
}