move gotd fork into repo. (#111)

- update to latest telegram layer
- remove some references to fields in tg.Entities that don't exist in
the schema
- originally added here:
https://github.com/beeper/td/commit/820929062a2ba0104397bc01235ab58a9cff780e
  - referenced here
-
https://github.com/mautrix/telegramgo/commit/124f0967ed195b5a380c9bd02e170ada9710dde3
-
https://github.com/mautrix/telegramgo/commit/4205047aab2e0639217148b5d125bfaab668bd8e

pkg/gotd/telegram/message/peer_test.go

@@ -0,0 +1,102 @@
+package message
+
+import (
+	"context"
+	"testing"
+
+	"github.com/go-faster/errors"
+	"github.com/stretchr/testify/require"
+
+	"go.mau.fi/mautrix-telegram/pkg/gotd/telegram/message/peer"
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
+)
+
+type testResolver struct {
+	t *testing.T
+
+	expectedDomain string
+	expected       tg.InputPeerClass
+}
+
+func (r *testResolver) ResolveDomain(ctx context.Context, domain string) (tg.InputPeerClass, error) {
+	return r.expectResolve(ctx, domain)
+}
+
+func (r *testResolver) ResolvePhone(ctx context.Context, phone string) (tg.InputPeerClass, error) {
+	return r.expectResolve(ctx, phone)
+}
+
+func (r *testResolver) expectResolve(_ context.Context, domain string) (tg.InputPeerClass, error) {
+	if domain != r.expectedDomain {
+		err := errors.Errorf("expected domain %q, got %q", r.expectedDomain, domain)
+		r.t.Error(err)
+		return nil, err
+	}
+	return r.expected, nil
+}
+
+func resolver(t *testing.T, expectedDomain string, expected tg.InputPeerClass) peer.Resolver {
+	return &testResolver{t, expectedDomain, expected}
+}
+
+type answerable struct {
+	ID     int
+	UserID int64
+}
+
+func (a answerable) GetPeer() tg.PeerClass {
+	return &tg.PeerUser{UserID: a.UserID}
+}
+
+func (a answerable) GetMessage() tg.MessageClass {
+	return &tg.Message{
+		ID:     a.ID,
+		PeerID: a.GetPeer(),
+	}
+}
+
+func TestResolve(t *testing.T) {
+	a := require.New(t)
+	ctx := context.Background()
+	expected := &tg.InputPeerUser{UserID: 10, AccessHash: 10}
+	s := NewSender(nil).WithResolver(resolver(t, "durov", expected))
+
+	check := func(req *RequestBuilder, expected tg.InputPeerClass) {
+		p, err := req.AsInputPeer(ctx)
+		a.NoError(err)
+		a.Equal(expected, p)
+	}
+
+	check(s.Self(), &tg.InputPeerSelf{})
+	check(s.To(expected), expected)
+	check(s.Resolve("durov"), expected)
+	check(s.ResolveDomain("@durov"), expected)
+	check(s.ResolveDeeplink("https://t.me/durov"), expected)
+
+	uctx := tg.Entities{Users: map[int64]*tg.User{
+		expected.UserID: {ID: expected.UserID, AccessHash: expected.AccessHash, Username: "durov"},
+	}}
+	ans := answerable{ID: 10, UserID: expected.UserID}
+	check(s.Peer(uctx, ans), expected)
+	check(s.Answer(uctx, ans), expected)
+}
+
+func TestSender_ResolvePhone(t *testing.T) {
+	a := require.New(t)
+	ctx := context.Background()
+	expected := &tg.InputPeerChannel{ChannelID: 10, AccessHash: 10}
+	s := NewSender(nil).WithResolver(resolver(t, "13115552368", expected))
+
+	check := func(req *RequestBuilder, expected tg.InputPeerClass) {
+		p, err := req.AsInputPeer(ctx)
+		a.NoError(err)
+		a.Equal(expected, p)
+	}
+
+	// If there's somethin' strange
+	// in your neighborhood
+	check(s.Resolve("+13115552368"), expected)
+	// Who ya gonna call
+	// Ghostb...!
+	check(s.Resolve("+1 (311) 555-2368"), expected)
+}