package protocol

import (
	"crypto/ecdsa"
	"io/ioutil"
	"testing"

	"github.com/stretchr/testify/suite"

	"github.com/google/uuid"
	"go.uber.org/zap"

	"github.com/status-im/status-go/account/generator"
	gethbridge "github.com/status-im/status-go/eth-node/bridge/geth"
	"github.com/status-im/status-go/eth-node/crypto"
	"github.com/status-im/status-go/eth-node/types"
	"github.com/status-im/status-go/multiaccounts"
	"github.com/status-im/status-go/multiaccounts/settings"
	"github.com/status-im/status-go/params"
	"github.com/status-im/status-go/protocol/sqlite"
	"github.com/status-im/status-go/protocol/tt"
	"github.com/status-im/status-go/waku"
)

const DefaultProfileDisplayName = ""

func TestMessengerCollapsedComunityCategoriesSuite(t *testing.T) {
	suite.Run(t, new(MessengerCollapsedCommunityCategoriesSuite))
}

func (s *MessengerBaseTestSuite) SetupTest() {
	s.logger = tt.MustCreateTestLogger()

	config := waku.DefaultConfig
	config.MinimumAcceptedPoW = 0
	shh := waku.New(&config, s.logger)
	s.shh = gethbridge.NewGethWakuWrapper(shh)
	s.Require().NoError(shh.Start())

	s.m = s.newMessenger()
	s.privateKey = s.m.identity
	_, err := s.m.Start()
	s.Require().NoError(err)
}

func (s *MessengerBaseTestSuite) TearDownTest() {
	s.Require().NoError(s.m.Shutdown())
	_ = s.logger.Sync()
}

func (s *MessengerBaseTestSuite) newMessenger() *Messenger {
	privateKey, err := crypto.GenerateKey()
	s.Require().NoError(err)

	messenger, err := newMessengerWithKey(s.shh, privateKey, s.logger, nil)
	s.Require().NoError(err)
	return messenger
}

type MessengerBaseTestSuite struct {
	suite.Suite
	m          *Messenger        // main instance of Messenger
	privateKey *ecdsa.PrivateKey // private key for the main instance of Messenger
	// If one wants to send messages between different instances of Messenger,
	// a single waku service should be shared.
	shh    types.Waku
	logger *zap.Logger
}

func newMessengerWithKey(shh types.Waku, privateKey *ecdsa.PrivateKey, logger *zap.Logger, extraOptions []Option) (*Messenger, error) {
	tmpfile, err := ioutil.TempFile("", "accounts-tests-")
	if err != nil {
		return nil, err
	}
	madb, err := multiaccounts.InitializeDB(tmpfile.Name())
	if err != nil {
		return nil, err
	}

	acc := generator.NewAccount(privateKey, nil)
	iai := acc.ToIdentifiedAccountInfo("")

	options := []Option{
		WithCustomLogger(logger),
		WithDatabaseConfig(":memory:", "somekey", sqlite.ReducedKDFIterationsNumber),
		WithMultiAccounts(madb),
		WithAccount(iai.ToMultiAccount()),
		WithDatasync(),
		WithToplevelDatabaseMigrations(),
		WithAppSettings(settings.Settings{
			DisplayName:               DefaultProfileDisplayName,
			ProfilePicturesShowTo:     1,
			ProfilePicturesVisibility: 1,
		}, params.NodeConfig{}),
		WithBrowserDatabase(nil),
	}

	options = append(options, extraOptions...)

	m, err := NewMessenger(
		"Test",
		privateKey,
		&testNode{shh: shh},
		uuid.New().String(),
		nil,
		nil,
		options...,
	)
	if err != nil {
		return nil, err
	}

	err = m.Init()
	if err != nil {
		return nil, err
	}

	m.EnableBackedupMessagesProcessing()

	_, err = m.Start()
	if err != nil {
		return nil, err
	}

	return m, nil
}