Class ChatServiceImpl

Hierarchy (View Summary)

ChatServiceImpl
- FrontendChatServiceImpl

Implements

ChatService

Index

Constructors

Properties

_sessions changeSetElementDeserializerRegistry chatAgentService chatRequestParser chatSessionNamingService deserializerRegistry logger onSessionEvent onSessionEventEmitter pendingSessionRestores pinChatAgent sessionStore toolInvocationRegistry variableService

Constructors

constructor

new ChatServiceImpl(): ChatServiceImpl
Returns ChatServiceImpl

Properties

`Protected`_sessions

_sessions: ChatSessionInternal[] = []

`Protected`changeSetElementDeserializerRegistry

changeSetElementDeserializerRegistry: ChangeSetElementDeserializerRegistry

`Protected`chatAgentService

chatAgentService: ChatAgentService

`Protected`chatRequestParser

chatRequestParser: ChatRequestParser

`Protected`chatSessionNamingService

chatSessionNamingService: undefined | ChatSessionNamingService

`Protected`deserializerRegistry

deserializerRegistry: ChatContentDeserializerRegistry

`Protected` `Readonly`logger

logger: ILogger

onSessionEvent

onSessionEvent: Event<
    | ActiveSessionChangedEvent
    | SessionCreatedEvent
    | SessionDeletedEvent
    | SessionRenamedEvent,
> = ...

`Protected` `Readonly`onSessionEventEmitter

onSessionEventEmitter: Emitter<
    | ActiveSessionChangedEvent
    | SessionCreatedEvent
    | SessionDeletedEvent
    | SessionRenamedEvent,
> = ...

`Protected` `Readonly`pendingSessionRestores

pendingSessionRestores: Map<string, Promise<undefined | ChatSession>> = ...

In-flight session restores by id, so concurrent requests for the same session share one restore.

`Protected`pinChatAgent

pinChatAgent: undefined | boolean

`Protected`sessionStore

sessionStore: undefined | ChatSessionStore

`Protected`toolInvocationRegistry

toolInvocationRegistry: ToolInvocationRegistry

`Protected`variableService

variableService: AIVariableService

Methods

`Protected`cancelIncompleteRequests

cancelIncompleteRequests(session: ChatSessionInternal): void
Parameters
- session: ChatSessionInternal
Returns void
- Defined in ai-chat/src/common/chat-service.ts:381

cancelRequest

cancelRequest(sessionId: string, requestId: string): Promise<void>
Parameters
- sessionId: string
- requestId: string
Returns Promise<void>
Implementation of ChatService.cancelRequest
- Defined in ai-chat/src/common/chat-service.ts:427

createSession

createSession(
    location?: ChatAgentLocation,
    options?: SessionOptions,
    pinnedAgent?: ChatAgent,
): ChatSession
Parameters
- location: ChatAgentLocation = ChatAgentLocation.Panel
- Optionaloptions: SessionOptions
- OptionalpinnedAgent: ChatAgent
Returns ChatSession
Implementation of ChatService.createSession
- Defined in ai-chat/src/common/chat-service.ts:215

deleteChangeSet

deleteChangeSet(sessionId: string): void
Parameters
- sessionId: string
Returns void
Implementation of ChatService.deleteChangeSet
- Defined in ai-chat/src/common/chat-service.ts:479

deleteChangeSetElement

deleteChangeSetElement(sessionId: string, uri: URI): void
Parameters
- sessionId: string
- uri: URI
Returns void
Implementation of ChatService.deleteChangeSetElement
- Defined in ai-chat/src/common/chat-service.ts:484

deleteSession

deleteSession(sessionId: string): Promise<void>
Parameters
- sessionId: string
Returns Promise<void>
Implementation of ChatService.deleteSession
- Defined in ai-chat/src/common/chat-service.ts:231

`Protected`deleteSessionAndChildren

deleteSessionAndChildren(sessionId: string, visited: Set<string>): Promise<void>
Parameters
- sessionId: string
- visited: Set<string>
Returns Promise<void>
- Defined in ai-chat/src/common/chat-service.ts:235

getActiveSession

getActiveSession(): undefined | ChatSession
Returns undefined | ChatSession
Implementation of ChatService.getActiveSession
- Defined in ai-chat/src/common/chat-service.ts:309

getAgent

getAgent(
parsedRequest: ParsedChatRequest,
session: ChatSession,
): undefined | ChatAgent
Parameters
- parsedRequest: ParsedChatRequest
- session: ChatSession
Returns undefined | ChatAgent
Implementation of ChatService.getAgent
- Defined in ai-chat/src/common/chat-service.ts:431

`Protected`getMentionedAgent

getMentionedAgent(
parsedRequest: ParsedChatRequest,
): undefined | ParsedChatRequestAgentPart
Parameters
- parsedRequest: ParsedChatRequest
Returns undefined | ParsedChatRequestAgentPart
- Defined in ai-chat/src/common/chat-service.ts:475

getOrRestoreSession

getOrRestoreSession(sessionId: string): Promise<undefined | ChatSession>
Get an existing session or restore from storage
Parameters
- sessionId: string
Returns Promise<undefined | ChatSession>
Implementation of ChatService.getOrRestoreSession
- Defined in ai-chat/src/common/chat-service.ts:532

getPersistedSessions

getPersistedSessions(): Promise<ChatSessionIndex>
Get all persisted session metadata. Note: This may trigger storage initialization if not already initialized.

Returns Promise<ChatSessionIndex>
Implementation of ChatService.getPersistedSessions
- Defined in ai-chat/src/common/chat-service.ts:604

`Protected`getPinnedAgent

getPinnedAgent(
    parsedRequest: ParsedChatRequest,
    session: ChatSession,
    agent: undefined | ChatAgent,
): undefined | ChatAgent
Check if an agent is pinned, and use it if no other agent is mentioned.
Parameters
- parsedRequest: ParsedChatRequest
- session: ChatSession
- agent: undefined | ChatAgent
Returns undefined | ChatAgent
- Defined in ai-chat/src/common/chat-service.ts:451

getSession

getSession(id: string): undefined | ChatSessionInternal
Parameters
- id: string
Returns undefined | ChatSessionInternal
Implementation of ChatService.getSession
- Defined in ai-chat/src/common/chat-service.ts:211

getSessions

getSessions(): ChatSessionInternal[]
Returns ChatSessionInternal[]
Implementation of ChatService.getSessions
- Defined in ai-chat/src/common/chat-service.ts:207

hasPersistedSessions

hasPersistedSessions(): Promise<boolean>
Check if there are persisted sessions available.

Returns Promise<boolean>
Implementation of ChatService.hasPersistedSessions
- Defined in ai-chat/src/common/chat-service.ts:611

`Protected`initialAgentSelection

initialAgentSelection(parsedRequest: ParsedChatRequest): undefined | ChatAgent
Parameters
- parsedRequest: ParsedChatRequest
Returns undefined | ChatAgent
- Defined in ai-chat/src/common/chat-service.ts:471

`Protected`isPinChatAgentEnabled

isPinChatAgentEnabled(): boolean
Determines if chat agent pinning is enabled. Can be overridden by subclasses to provide different logic (e.g., using preferences).

Returns boolean
- Defined in ai-chat/src/common/chat-service.ts:444

`Protected`loadToolRequestOrFallback

loadToolRequestOrFallback(toolId: string): ToolRequest
Loads a tool request from the registry or creates a fallback if not found.
Parameters
- toolId: string
Returns ToolRequest
- Defined in ai-chat/src/common/chat-service.ts:693

renameSession

renameSession(sessionId: string, title: string): Promise<void>
Parameters
- sessionId: string
- title: string
Returns Promise<void>
Implementation of ChatService.renameSession
- Defined in ai-chat/src/common/chat-service.ts:295

`Protected`resolveChatContext

resolveChatContext(
resolutionRequests: readonly AIVariableResolutionRequest[],
context: ChatSessionContext,
): Promise<ChatContext>
Parameters
- resolutionRequests: readonly AIVariableResolutionRequest[]
- context: ChatSessionContext
Returns Promise<ChatContext>
- Defined in ai-chat/src/common/chat-service.ts:417

`Protected`restoreChangeSetElements

restoreChangeSetElements(
    requestModel: MutableChatRequestModel,
    elements: SerializableChangeSetElement[],
    sessionId: string,
): Promise<void>
Parameters
- requestModel: MutableChatRequestModel
- elements: SerializableChangeSetElement[]
- sessionId: string
Returns Promise<void>
- Defined in ai-chat/src/common/chat-service.ts:709

`Protected`restoreSession

restoreSession(sessionId: string): Promise<undefined | ChatSession>
Parameters
- sessionId: string
Returns Promise<undefined | ChatSession>
- Defined in ai-chat/src/common/chat-service.ts:552

`Protected`restoreSessionData

restoreSessionData(
model: MutableChatModel,
data: SerializedChatModel,
): Promise<void>
Deserialize response content and restore changesets. Called after basic chat model structure was created.
Parameters
- model: MutableChatModel
- data: SerializedChatModel
Returns Promise<void>
- Defined in ai-chat/src/common/chat-service.ts:622

`Protected`restoreToolRequests

restoreToolRequests(
data: SerializableParsedRequest,
): Map<string, ToolRequest<ToolInvocationContext>>
Extracts and resolves tool requests from serialized data. Looks up actual ToolRequest objects from the registry, or creates fallbacks if not found.
Parameters
- data: SerializableParsedRequest
Returns Map<string, ToolRequest<ToolInvocationContext>>
- Defined in ai-chat/src/common/chat-service.ts:682

`Protected`saveSession

saveSession(sessionId: string): Promise<void>
Parameters
- sessionId: string
Returns Promise<void>
- Defined in ai-chat/src/common/chat-service.ts:488

sendRequest

sendRequest(
sessionId: string,
request: ChatRequest,
): Promise<undefined | ChatRequestInvocation>
Parameters
- sessionId: string
- request: ChatRequest
Returns Promise<undefined | ChatRequestInvocation>
Implementation of ChatService.sendRequest
- Defined in ai-chat/src/common/chat-service.ts:322

setActiveSession

setActiveSession(sessionId: undefined | string, options?: SessionOptions): void
Parameters
- sessionId: undefined | string
- Optionaloptions: SessionOptions
Returns void
Implementation of ChatService.setActiveSession
- Defined in ai-chat/src/common/chat-service.ts:315

`Protected`setupAutoSaveForSession

setupAutoSaveForSession(session: ChatSessionInternal): void
Set up auto-save for a session by listening to model changes.
Parameters
- session: ChatSessionInternal
Returns void
- Defined in ai-chat/src/common/chat-service.ts:525

`Protected`updateSessionMetadata

updateSessionMetadata(
session: ChatSessionInternal,
request: MutableChatRequestModel,
): void
Parameters
- session: ChatSessionInternal
- request: MutableChatRequestModel
Returns void
- Defined in ai-chat/src/common/chat-service.ts:389

Class ChatServiceImpl

Hierarchy (View Summary)

Implements

Index

Constructors

Properties

Methods

Constructors

constructor

Returns ChatServiceImpl

Properties

Protected_sessions

ProtectedchangeSetElementDeserializerRegistry

ProtectedchatAgentService

ProtectedchatRequestParser

ProtectedchatSessionNamingService

ProtecteddeserializerRegistry

Protected Readonlylogger

onSessionEvent

Protected ReadonlyonSessionEventEmitter

Protected ReadonlypendingSessionRestores

ProtectedpinChatAgent

ProtectedsessionStore

ProtectedtoolInvocationRegistry

ProtectedvariableService

Methods

ProtectedcancelIncompleteRequests

Parameters

Returns void

cancelRequest

Parameters

Returns Promise<void>

createSession

Parameters

Returns ChatSession

deleteChangeSet

Parameters

Returns void

deleteChangeSetElement

Parameters

Returns void

deleteSession

Parameters

Returns Promise<void>

ProtecteddeleteSessionAndChildren

Parameters

Returns Promise<void>

getActiveSession

Returns undefined | ChatSession

getAgent

Parameters

Returns undefined | ChatAgent

ProtectedgetMentionedAgent

Parameters

Returns undefined | ParsedChatRequestAgentPart

getOrRestoreSession

Parameters

Returns Promise<undefined | ChatSession>

getPersistedSessions

Returns Promise<ChatSessionIndex>

ProtectedgetPinnedAgent

Parameters

Returns undefined | ChatAgent

getSession

Parameters

Returns undefined | ChatSessionInternal

getSessions

Returns ChatSessionInternal[]

hasPersistedSessions

Returns Promise<boolean>

ProtectedinitialAgentSelection

Parameters

Returns undefined | ChatAgent

ProtectedisPinChatAgentEnabled

Returns boolean

ProtectedloadToolRequestOrFallback

Parameters

Returns ToolRequest

renameSession

Parameters

`Protected`_sessions

`Protected`changeSetElementDeserializerRegistry

`Protected`chatAgentService

`Protected`chatRequestParser

`Protected`chatSessionNamingService

`Protected`deserializerRegistry

`Protected` `Readonly`logger

`Protected` `Readonly`onSessionEventEmitter

`Protected` `Readonly`pendingSessionRestores

`Protected`pinChatAgent

`Protected`sessionStore

`Protected`toolInvocationRegistry

`Protected`variableService

`Protected`cancelIncompleteRequests

`Protected`deleteSessionAndChildren

`Protected`getMentionedAgent

`Protected`getPinnedAgent

`Protected`initialAgentSelection

`Protected`isPinChatAgentEnabled

`Protected`loadToolRequestOrFallback

`Protected`resolveChatContext

`Protected`restoreChangeSetElements

`Protected`restoreSession

`Protected`restoreSessionData

`Protected`restoreToolRequests

`Protected`saveSession

`Protected`setupAutoSaveForSession

`Protected`updateSessionMetadata