Files
scrabble-game/pkg/proto/botlink/v1/botlink_grpc.pb.go
T
Ilia Denisov e71e40eef5
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feat(telegram): promo bot + channel-chat moderation gate
Add a second standalone promo bot to the bot container (answers /start with a
localized message + a URL button into the main bot's Mini App) and gate write
access in a channel's linked discussion chat: grant on join when the Telegram
user is registered and neither admin-suspended nor holding a new chat_muted
role, and revoke/grant on the matching moderation change for a member currently
in the chat.

Eligibility (registered AND NOT suspended AND NOT chat_muted; the game
suspension dominates) is resolved once in the backend and reached two ways: the
bot's join-time unary ResolveChatEligibility over the existing mTLS bot-link,
and a backend chat_access_changed event -> gateway -> ChatGate command
(idempotent; a temporary-block-expiry sweeper may over-emit). The bot guards the
block/unblock path with getChatMember, since bots cannot list members.

A web_app button cannot open another bot's Mini App (it signs initData with the
sending bot's token), so the promo button is a t.me ?startapp URL reusing the
UI's VITE_TELEGRAM_LINK. The bot must be a chat admin with the restrict-members
right and chat_member in its allowed updates.

No schema change: chat_muted reuses the data-driven account_roles table.
2026-06-21 14:46:51 +02:00

186 lines
8.1 KiB
Go

// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
// versions:
// - protoc-gen-go-grpc v1.5.1
// - protoc (unknown)
// source: botlink/v1/botlink.proto
// Package scrabble.botlink.v1 is the reverse control channel between a remote
// Telegram bot and the gateway. The bot dials the gateway and opens a single
// long-lived Link stream (mTLS); once the stream is open the gateway pushes send
// Commands down it and the bot returns one Ack per command. This keeps the bot
// egress (the Bot API token, getUpdates long-poll and sendMessage) off the main
// host with no inbound port on the bot. See docs/ARCHITECTURE.md.
package botlinkv1
import (
context "context"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
)
// This is a compile-time assertion to ensure that this generated file
// is compatible with the grpc package it is being compiled against.
// Requires gRPC-Go v1.64.0 or later.
const _ = grpc.SupportPackageIsVersion9
const (
BotLink_Link_FullMethodName = "/scrabble.botlink.v1.BotLink/Link"
BotLink_ResolveChatEligibility_FullMethodName = "/scrabble.botlink.v1.BotLink/ResolveChatEligibility"
)
// BotLinkClient is the client API for BotLink service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
//
// BotLink is the reverse (bot-dials-gateway) control channel. The bot is the gRPC
// client; once the stream is open the gateway (server) sends Commands at will and
// the bot returns one Ack per command. Delivery is best-effort, at-most-once: a
// command lost across a reconnect is not replayed.
type BotLinkClient interface {
// Link opens the single bot <-> gateway stream. The first client message is
// Hello; thereafter the client sends one Ack per received Command.
Link(ctx context.Context, opts ...grpc.CallOption) (grpc.BidiStreamingClient[FromBot, ToBot], error)
// ResolveChatEligibility answers whether the Telegram user identified by
// external_id may write in the moderated discussion chat: registered with an
// account and neither admin-suspended nor chat-muted. The bot calls it over the
// same mTLS channel when a user joins the chat, to decide whether to grant the
// write permission. Delivery of the answer is request/response (not best-effort).
ResolveChatEligibility(ctx context.Context, in *ChatEligibilityRequest, opts ...grpc.CallOption) (*ChatEligibilityResponse, error)
}
type botLinkClient struct {
cc grpc.ClientConnInterface
}
func NewBotLinkClient(cc grpc.ClientConnInterface) BotLinkClient {
return &botLinkClient{cc}
}
func (c *botLinkClient) Link(ctx context.Context, opts ...grpc.CallOption) (grpc.BidiStreamingClient[FromBot, ToBot], error) {
cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
stream, err := c.cc.NewStream(ctx, &BotLink_ServiceDesc.Streams[0], BotLink_Link_FullMethodName, cOpts...)
if err != nil {
return nil, err
}
x := &grpc.GenericClientStream[FromBot, ToBot]{ClientStream: stream}
return x, nil
}
// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
type BotLink_LinkClient = grpc.BidiStreamingClient[FromBot, ToBot]
func (c *botLinkClient) ResolveChatEligibility(ctx context.Context, in *ChatEligibilityRequest, opts ...grpc.CallOption) (*ChatEligibilityResponse, error) {
cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
out := new(ChatEligibilityResponse)
err := c.cc.Invoke(ctx, BotLink_ResolveChatEligibility_FullMethodName, in, out, cOpts...)
if err != nil {
return nil, err
}
return out, nil
}
// BotLinkServer is the server API for BotLink service.
// All implementations must embed UnimplementedBotLinkServer
// for forward compatibility.
//
// BotLink is the reverse (bot-dials-gateway) control channel. The bot is the gRPC
// client; once the stream is open the gateway (server) sends Commands at will and
// the bot returns one Ack per command. Delivery is best-effort, at-most-once: a
// command lost across a reconnect is not replayed.
type BotLinkServer interface {
// Link opens the single bot <-> gateway stream. The first client message is
// Hello; thereafter the client sends one Ack per received Command.
Link(grpc.BidiStreamingServer[FromBot, ToBot]) error
// ResolveChatEligibility answers whether the Telegram user identified by
// external_id may write in the moderated discussion chat: registered with an
// account and neither admin-suspended nor chat-muted. The bot calls it over the
// same mTLS channel when a user joins the chat, to decide whether to grant the
// write permission. Delivery of the answer is request/response (not best-effort).
ResolveChatEligibility(context.Context, *ChatEligibilityRequest) (*ChatEligibilityResponse, error)
mustEmbedUnimplementedBotLinkServer()
}
// UnimplementedBotLinkServer must be embedded to have
// forward compatible implementations.
//
// NOTE: this should be embedded by value instead of pointer to avoid a nil
// pointer dereference when methods are called.
type UnimplementedBotLinkServer struct{}
func (UnimplementedBotLinkServer) Link(grpc.BidiStreamingServer[FromBot, ToBot]) error {
return status.Errorf(codes.Unimplemented, "method Link not implemented")
}
func (UnimplementedBotLinkServer) ResolveChatEligibility(context.Context, *ChatEligibilityRequest) (*ChatEligibilityResponse, error) {
return nil, status.Errorf(codes.Unimplemented, "method ResolveChatEligibility not implemented")
}
func (UnimplementedBotLinkServer) mustEmbedUnimplementedBotLinkServer() {}
func (UnimplementedBotLinkServer) testEmbeddedByValue() {}
// UnsafeBotLinkServer may be embedded to opt out of forward compatibility for this service.
// Use of this interface is not recommended, as added methods to BotLinkServer will
// result in compilation errors.
type UnsafeBotLinkServer interface {
mustEmbedUnimplementedBotLinkServer()
}
func RegisterBotLinkServer(s grpc.ServiceRegistrar, srv BotLinkServer) {
// If the following call pancis, it indicates UnimplementedBotLinkServer was
// embedded by pointer and is nil. This will cause panics if an
// unimplemented method is ever invoked, so we test this at initialization
// time to prevent it from happening at runtime later due to I/O.
if t, ok := srv.(interface{ testEmbeddedByValue() }); ok {
t.testEmbeddedByValue()
}
s.RegisterService(&BotLink_ServiceDesc, srv)
}
func _BotLink_Link_Handler(srv interface{}, stream grpc.ServerStream) error {
return srv.(BotLinkServer).Link(&grpc.GenericServerStream[FromBot, ToBot]{ServerStream: stream})
}
// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
type BotLink_LinkServer = grpc.BidiStreamingServer[FromBot, ToBot]
func _BotLink_ResolveChatEligibility_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(ChatEligibilityRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(BotLinkServer).ResolveChatEligibility(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: BotLink_ResolveChatEligibility_FullMethodName,
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(BotLinkServer).ResolveChatEligibility(ctx, req.(*ChatEligibilityRequest))
}
return interceptor(ctx, in, info, handler)
}
// BotLink_ServiceDesc is the grpc.ServiceDesc for BotLink service.
// It's only intended for direct use with grpc.RegisterService,
// and not to be introspected or modified (even as a copy)
var BotLink_ServiceDesc = grpc.ServiceDesc{
ServiceName: "scrabble.botlink.v1.BotLink",
HandlerType: (*BotLinkServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "ResolveChatEligibility",
Handler: _BotLink_ResolveChatEligibility_Handler,
},
},
Streams: []grpc.StreamDesc{
{
StreamName: "Link",
Handler: _BotLink_Link_Handler,
ServerStreams: true,
ClientStreams: true,
},
},
Metadata: "botlink/v1/botlink.proto",
}