// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
// versions:
// - protoc-gen-go-grpc v1.6.2
// - protoc             v7.35.1
// source: chat.proto

package proto

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 (
	ChatService_ListTopics_FullMethodName  = "/chat.ChatService/ListTopics"
	ChatService_GetTopic_FullMethodName    = "/chat.ChatService/GetTopic"
	ChatService_CreateTopic_FullMethodName = "/chat.ChatService/CreateTopic"
	ChatService_PostMessage_FullMethodName = "/chat.ChatService/PostMessage"
	ChatService_GetMessage_FullMethodName  = "/chat.ChatService/GetMessage"
	ChatService_History_FullMethodName     = "/chat.ChatService/History"
	ChatService_Subscribe_FullMethodName   = "/chat.ChatService/Subscribe"
	ChatService_Acknowledge_FullMethodName = "/chat.ChatService/Acknowledge"
)

// ChatServiceClient is the client API for ChatService 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.
//
// ChatService is the canonical API of the l-ai-chat Live Chat service.
// Chat Service is the single source of truth for messages; clients (Web UI,
// Telegram bot, agents) send and read messages through it.
type ChatServiceClient interface {
	// ListTopics returns all topics in stable (creation) order.
	ListTopics(ctx context.Context, in *ListTopicsRequest, opts ...grpc.CallOption) (*ListTopicsResponse, error)
	// GetTopic returns one topic by id or slug.
	GetTopic(ctx context.Context, in *GetTopicRequest, opts ...grpc.CallOption) (*Topic, error)
	// CreateTopic creates a new topic. Slug must be unique.
	CreateTopic(ctx context.Context, in *CreateTopicRequest, opts ...grpc.CallOption) (*Topic, error)
	// PostMessage appends a message to a topic. Repeated calls with the same
	// (author_id, idempotency_key) must not create a second message; the
	// original message is returned with duplicated=true instead.
	PostMessage(ctx context.Context, in *PostMessageRequest, opts ...grpc.CallOption) (*PostMessageResponse, error)
	// GetMessage returns a single message by id.
	GetMessage(ctx context.Context, in *GetMessageRequest, opts ...grpc.CallOption) (*Message, error)
	// History returns messages of a topic, paginated by sequence (no offset
	// pagination). Use before_sequence for newest-first backward paging or
	// after_sequence for oldest-first forward paging; at most one may be set.
	History(ctx context.Context, in *HistoryRequest, opts ...grpc.CallOption) (*HistoryResponse, error)
	// Subscribe streams new messages of a topic to a consumer. The consumer is
	// expected to Acknowledge the messages it processed (at-least-once).
	// NOTE: stream delivery is implemented in a later stage.
	Subscribe(ctx context.Context, in *SubscribeRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[Message], error)
	// Acknowledge advances the durable delivery cursor of a consumer in a
	// topic. Cursors are monotonic: the stored value never moves backwards.
	Acknowledge(ctx context.Context, in *AcknowledgeRequest, opts ...grpc.CallOption) (*AcknowledgeResponse, error)
}

type chatServiceClient struct {
	cc grpc.ClientConnInterface
}

func NewChatServiceClient(cc grpc.ClientConnInterface) ChatServiceClient {
	return &chatServiceClient{cc}
}

func (c *chatServiceClient) ListTopics(ctx context.Context, in *ListTopicsRequest, opts ...grpc.CallOption) (*ListTopicsResponse, error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	out := new(ListTopicsResponse)
	err := c.cc.Invoke(ctx, ChatService_ListTopics_FullMethodName, in, out, cOpts...)
	if err != nil {
		return nil, err
	}
	return out, nil
}

func (c *chatServiceClient) GetTopic(ctx context.Context, in *GetTopicRequest, opts ...grpc.CallOption) (*Topic, error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	out := new(Topic)
	err := c.cc.Invoke(ctx, ChatService_GetTopic_FullMethodName, in, out, cOpts...)
	if err != nil {
		return nil, err
	}
	return out, nil
}

func (c *chatServiceClient) CreateTopic(ctx context.Context, in *CreateTopicRequest, opts ...grpc.CallOption) (*Topic, error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	out := new(Topic)
	err := c.cc.Invoke(ctx, ChatService_CreateTopic_FullMethodName, in, out, cOpts...)
	if err != nil {
		return nil, err
	}
	return out, nil
}

func (c *chatServiceClient) PostMessage(ctx context.Context, in *PostMessageRequest, opts ...grpc.CallOption) (*PostMessageResponse, error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	out := new(PostMessageResponse)
	err := c.cc.Invoke(ctx, ChatService_PostMessage_FullMethodName, in, out, cOpts...)
	if err != nil {
		return nil, err
	}
	return out, nil
}

func (c *chatServiceClient) GetMessage(ctx context.Context, in *GetMessageRequest, opts ...grpc.CallOption) (*Message, error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	out := new(Message)
	err := c.cc.Invoke(ctx, ChatService_GetMessage_FullMethodName, in, out, cOpts...)
	if err != nil {
		return nil, err
	}
	return out, nil
}

func (c *chatServiceClient) History(ctx context.Context, in *HistoryRequest, opts ...grpc.CallOption) (*HistoryResponse, error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	out := new(HistoryResponse)
	err := c.cc.Invoke(ctx, ChatService_History_FullMethodName, in, out, cOpts...)
	if err != nil {
		return nil, err
	}
	return out, nil
}

func (c *chatServiceClient) Subscribe(ctx context.Context, in *SubscribeRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[Message], error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	stream, err := c.cc.NewStream(ctx, &ChatService_ServiceDesc.Streams[0], ChatService_Subscribe_FullMethodName, cOpts...)
	if err != nil {
		return nil, err
	}
	x := &grpc.GenericClientStream[SubscribeRequest, Message]{ClientStream: stream}
	if err := x.ClientStream.SendMsg(in); err != nil {
		return nil, err
	}
	if err := x.ClientStream.CloseSend(); err != nil {
		return nil, err
	}
	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 ChatService_SubscribeClient = grpc.ServerStreamingClient[Message]

func (c *chatServiceClient) Acknowledge(ctx context.Context, in *AcknowledgeRequest, opts ...grpc.CallOption) (*AcknowledgeResponse, error) {
	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
	out := new(AcknowledgeResponse)
	err := c.cc.Invoke(ctx, ChatService_Acknowledge_FullMethodName, in, out, cOpts...)
	if err != nil {
		return nil, err
	}
	return out, nil
}

// ChatServiceServer is the server API for ChatService service.
// All implementations must embed UnimplementedChatServiceServer
// for forward compatibility.
//
// ChatService is the canonical API of the l-ai-chat Live Chat service.
// Chat Service is the single source of truth for messages; clients (Web UI,
// Telegram bot, agents) send and read messages through it.
type ChatServiceServer interface {
	// ListTopics returns all topics in stable (creation) order.
	ListTopics(context.Context, *ListTopicsRequest) (*ListTopicsResponse, error)
	// GetTopic returns one topic by id or slug.
	GetTopic(context.Context, *GetTopicRequest) (*Topic, error)
	// CreateTopic creates a new topic. Slug must be unique.
	CreateTopic(context.Context, *CreateTopicRequest) (*Topic, error)
	// PostMessage appends a message to a topic. Repeated calls with the same
	// (author_id, idempotency_key) must not create a second message; the
	// original message is returned with duplicated=true instead.
	PostMessage(context.Context, *PostMessageRequest) (*PostMessageResponse, error)
	// GetMessage returns a single message by id.
	GetMessage(context.Context, *GetMessageRequest) (*Message, error)
	// History returns messages of a topic, paginated by sequence (no offset
	// pagination). Use before_sequence for newest-first backward paging or
	// after_sequence for oldest-first forward paging; at most one may be set.
	History(context.Context, *HistoryRequest) (*HistoryResponse, error)
	// Subscribe streams new messages of a topic to a consumer. The consumer is
	// expected to Acknowledge the messages it processed (at-least-once).
	// NOTE: stream delivery is implemented in a later stage.
	Subscribe(*SubscribeRequest, grpc.ServerStreamingServer[Message]) error
	// Acknowledge advances the durable delivery cursor of a consumer in a
	// topic. Cursors are monotonic: the stored value never moves backwards.
	Acknowledge(context.Context, *AcknowledgeRequest) (*AcknowledgeResponse, error)
	mustEmbedUnimplementedChatServiceServer()
}

// UnimplementedChatServiceServer 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 UnimplementedChatServiceServer struct{}

func (UnimplementedChatServiceServer) ListTopics(context.Context, *ListTopicsRequest) (*ListTopicsResponse, error) {
	return nil, status.Error(codes.Unimplemented, "method ListTopics not implemented")
}
func (UnimplementedChatServiceServer) GetTopic(context.Context, *GetTopicRequest) (*Topic, error) {
	return nil, status.Error(codes.Unimplemented, "method GetTopic not implemented")
}
func (UnimplementedChatServiceServer) CreateTopic(context.Context, *CreateTopicRequest) (*Topic, error) {
	return nil, status.Error(codes.Unimplemented, "method CreateTopic not implemented")
}
func (UnimplementedChatServiceServer) PostMessage(context.Context, *PostMessageRequest) (*PostMessageResponse, error) {
	return nil, status.Error(codes.Unimplemented, "method PostMessage not implemented")
}
func (UnimplementedChatServiceServer) GetMessage(context.Context, *GetMessageRequest) (*Message, error) {
	return nil, status.Error(codes.Unimplemented, "method GetMessage not implemented")
}
func (UnimplementedChatServiceServer) History(context.Context, *HistoryRequest) (*HistoryResponse, error) {
	return nil, status.Error(codes.Unimplemented, "method History not implemented")
}
func (UnimplementedChatServiceServer) Subscribe(*SubscribeRequest, grpc.ServerStreamingServer[Message]) error {
	return status.Error(codes.Unimplemented, "method Subscribe not implemented")
}
func (UnimplementedChatServiceServer) Acknowledge(context.Context, *AcknowledgeRequest) (*AcknowledgeResponse, error) {
	return nil, status.Error(codes.Unimplemented, "method Acknowledge not implemented")
}
func (UnimplementedChatServiceServer) mustEmbedUnimplementedChatServiceServer() {}
func (UnimplementedChatServiceServer) testEmbeddedByValue()                     {}

// UnsafeChatServiceServer may be embedded to opt out of forward compatibility for this service.
// Use of this interface is not recommended, as added methods to ChatServiceServer will
// result in compilation errors.
type UnsafeChatServiceServer interface {
	mustEmbedUnimplementedChatServiceServer()
}

func RegisterChatServiceServer(s grpc.ServiceRegistrar, srv ChatServiceServer) {
	// If the following call panics, it indicates UnimplementedChatServiceServer 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(&ChatService_ServiceDesc, srv)
}

func _ChatService_ListTopics_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
	in := new(ListTopicsRequest)
	if err := dec(in); err != nil {
		return nil, err
	}
	if interceptor == nil {
		return srv.(ChatServiceServer).ListTopics(ctx, in)
	}
	info := &grpc.UnaryServerInfo{
		Server:     srv,
		FullMethod: ChatService_ListTopics_FullMethodName,
	}
	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
		return srv.(ChatServiceServer).ListTopics(ctx, req.(*ListTopicsRequest))
	}
	return interceptor(ctx, in, info, handler)
}

func _ChatService_GetTopic_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
	in := new(GetTopicRequest)
	if err := dec(in); err != nil {
		return nil, err
	}
	if interceptor == nil {
		return srv.(ChatServiceServer).GetTopic(ctx, in)
	}
	info := &grpc.UnaryServerInfo{
		Server:     srv,
		FullMethod: ChatService_GetTopic_FullMethodName,
	}
	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
		return srv.(ChatServiceServer).GetTopic(ctx, req.(*GetTopicRequest))
	}
	return interceptor(ctx, in, info, handler)
}

func _ChatService_CreateTopic_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
	in := new(CreateTopicRequest)
	if err := dec(in); err != nil {
		return nil, err
	}
	if interceptor == nil {
		return srv.(ChatServiceServer).CreateTopic(ctx, in)
	}
	info := &grpc.UnaryServerInfo{
		Server:     srv,
		FullMethod: ChatService_CreateTopic_FullMethodName,
	}
	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
		return srv.(ChatServiceServer).CreateTopic(ctx, req.(*CreateTopicRequest))
	}
	return interceptor(ctx, in, info, handler)
}

func _ChatService_PostMessage_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
	in := new(PostMessageRequest)
	if err := dec(in); err != nil {
		return nil, err
	}
	if interceptor == nil {
		return srv.(ChatServiceServer).PostMessage(ctx, in)
	}
	info := &grpc.UnaryServerInfo{
		Server:     srv,
		FullMethod: ChatService_PostMessage_FullMethodName,
	}
	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
		return srv.(ChatServiceServer).PostMessage(ctx, req.(*PostMessageRequest))
	}
	return interceptor(ctx, in, info, handler)
}

func _ChatService_GetMessage_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
	in := new(GetMessageRequest)
	if err := dec(in); err != nil {
		return nil, err
	}
	if interceptor == nil {
		return srv.(ChatServiceServer).GetMessage(ctx, in)
	}
	info := &grpc.UnaryServerInfo{
		Server:     srv,
		FullMethod: ChatService_GetMessage_FullMethodName,
	}
	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
		return srv.(ChatServiceServer).GetMessage(ctx, req.(*GetMessageRequest))
	}
	return interceptor(ctx, in, info, handler)
}

func _ChatService_History_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
	in := new(HistoryRequest)
	if err := dec(in); err != nil {
		return nil, err
	}
	if interceptor == nil {
		return srv.(ChatServiceServer).History(ctx, in)
	}
	info := &grpc.UnaryServerInfo{
		Server:     srv,
		FullMethod: ChatService_History_FullMethodName,
	}
	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
		return srv.(ChatServiceServer).History(ctx, req.(*HistoryRequest))
	}
	return interceptor(ctx, in, info, handler)
}

func _ChatService_Subscribe_Handler(srv interface{}, stream grpc.ServerStream) error {
	m := new(SubscribeRequest)
	if err := stream.RecvMsg(m); err != nil {
		return err
	}
	return srv.(ChatServiceServer).Subscribe(m, &grpc.GenericServerStream[SubscribeRequest, Message]{ServerStream: stream})
}

// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
type ChatService_SubscribeServer = grpc.ServerStreamingServer[Message]

func _ChatService_Acknowledge_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
	in := new(AcknowledgeRequest)
	if err := dec(in); err != nil {
		return nil, err
	}
	if interceptor == nil {
		return srv.(ChatServiceServer).Acknowledge(ctx, in)
	}
	info := &grpc.UnaryServerInfo{
		Server:     srv,
		FullMethod: ChatService_Acknowledge_FullMethodName,
	}
	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
		return srv.(ChatServiceServer).Acknowledge(ctx, req.(*AcknowledgeRequest))
	}
	return interceptor(ctx, in, info, handler)
}

// ChatService_ServiceDesc is the grpc.ServiceDesc for ChatService service.
// It's only intended for direct use with grpc.RegisterService,
// and not to be introspected or modified (even as a copy)
var ChatService_ServiceDesc = grpc.ServiceDesc{
	ServiceName: "chat.ChatService",
	HandlerType: (*ChatServiceServer)(nil),
	Methods: []grpc.MethodDesc{
		{
			MethodName: "ListTopics",
			Handler:    _ChatService_ListTopics_Handler,
		},
		{
			MethodName: "GetTopic",
			Handler:    _ChatService_GetTopic_Handler,
		},
		{
			MethodName: "CreateTopic",
			Handler:    _ChatService_CreateTopic_Handler,
		},
		{
			MethodName: "PostMessage",
			Handler:    _ChatService_PostMessage_Handler,
		},
		{
			MethodName: "GetMessage",
			Handler:    _ChatService_GetMessage_Handler,
		},
		{
			MethodName: "History",
			Handler:    _ChatService_History_Handler,
		},
		{
			MethodName: "Acknowledge",
			Handler:    _ChatService_Acknowledge_Handler,
		},
	},
	Streams: []grpc.StreamDesc{
		{
			StreamName:    "Subscribe",
			Handler:       _ChatService_Subscribe_Handler,
			ServerStreams: true,
		},
	},
	Metadata: "chat.proto",
}