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/peers/resolve_test.go

@@ -0,0 +1,167 @@
+package peers
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
+)
+
+func TestManager_findPeerClass(t *testing.T) {
+	user := getTestSelf()
+	chat := &tg.Chat{
+		ID: 10,
+	}
+	channel := &tg.Channel{
+		ID: 10,
+	}
+
+	m := &Manager{}
+	type args struct {
+		p     tg.PeerClass
+		users []tg.UserClass
+		chats []tg.ChatClass
+	}
+	tests := []struct {
+		name   string
+		args   args
+		want   Peer
+		wantOk bool
+	}{
+		{
+			name: "User",
+			args: args{
+				p:     &tg.PeerUser{UserID: user.GetID()},
+				users: []tg.UserClass{user},
+			},
+			want: User{
+				raw: user,
+				m:   m,
+			},
+			wantOk: true,
+		},
+		{
+			name: "Chat",
+			args: args{
+				p:     &tg.PeerChat{ChatID: 10},
+				chats: []tg.ChatClass{chat},
+			},
+			want: Chat{
+				raw: chat,
+				m:   m,
+			},
+			wantOk: true,
+		},
+		{
+			name: "Channel",
+			args: args{
+				p:     &tg.PeerChannel{ChannelID: 10},
+				chats: []tg.ChatClass{channel},
+			},
+			want: Channel{
+				raw: channel,
+				m:   m,
+			},
+			wantOk: true,
+		},
+		{name: "NilPeer"},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			a := require.New(t)
+			r, ok := m.findPeerClass(tt.args.p, tt.args.users, tt.args.chats)
+			if tt.wantOk {
+				a.Equal(tt.want, r)
+				a.True(ok)
+			} else {
+				a.False(ok)
+			}
+		})
+	}
+}
+
+func TestManager_Resolve(t *testing.T) {
+	testUser := getTestSelf()
+	inputs := []struct {
+		Name  string
+		Input string
+	}{
+		{"Domain", "@gotduser"},
+		{"Deeplink", "https://t.me/gotduser"},
+	}
+	for _, tt := range inputs {
+		t.Run(tt.Name, func(t *testing.T) {
+			a := require.New(t)
+			mock, m := testManager(t)
+
+			username := "gotduser"
+			mock.ExpectCall(&tg.ContactsResolveUsernameRequest{
+				Username: username,
+			}).ThenResult(&tg.ContactsResolvedPeer{
+				Peer: &tg.PeerUser{UserID: testUser.GetID()},
+				Users: []tg.UserClass{
+					&tg.User{ID: testUser.GetID(), AccessHash: 10, Username: username},
+				},
+			}).ExpectCall(&tg.ContactsResolveUsernameRequest{
+				Username: username,
+			}).ThenRPCErr(getTestError())
+
+			ctx := context.Background()
+
+			r, err := m.Resolve(ctx, tt.Input)
+			a.NoError(err)
+			a.IsType(&tg.InputPeerUser{}, r.InputPeer())
+			a.Equal(testUser.GetID(), r.ID())
+
+			_, err = m.Resolve(ctx, tt.Input)
+			a.Error(err)
+		})
+	}
+}
+
+func TestManager_ResolvePhone(t *testing.T) {
+	a := require.New(t)
+	mock, m := testManager(t)
+	// To count contacts hash.
+	m.me.Store(&tg.User{
+		ID: 1,
+	})
+
+	phone := "+79001234567"
+	phone2 := "+79011234567"
+	mock.ExpectCall(&tg.ContactsGetContactsRequest{
+		Hash: 0,
+	}).ThenRPCErr(getTestError())
+	ctx := context.Background()
+
+	_, err := m.Resolve(ctx, phone)
+	a.Error(err)
+
+	resp := &tg.ContactsContacts{
+		Contacts: []tg.Contact{{
+			UserID: 10,
+			Mutual: false,
+		}},
+		SavedCount: 1,
+		Users: []tg.UserClass{
+			&tg.User{ID: 10, AccessHash: 10, Username: "rustmustdie", Phone: cleanupPhone(phone)},
+		},
+	}
+	mock.ExpectCall(&tg.ContactsGetContactsRequest{
+		Hash: 0,
+	}).ThenResult(resp)
+
+	r, err := m.Resolve(ctx, phone)
+	a.NoError(err)
+	a.IsType(&tg.InputPeerUser{}, r.InputPeer())
+	a.Equal(int64(10), r.ID())
+
+	mock.ExpectCall(&tg.ContactsGetContactsRequest{
+		Hash: contactsHash(1, resp),
+	}).ThenResult(&tg.ContactsContactsNotModified{})
+
+	_, err = m.Resolve(ctx, phone2)
+	a.Error(err)
+}