import type { ModelProvider } from '../../agent/provider.js';
import type { ProviderRouteHints } from '../../agent/providers/index.js';
export interface SuggestContext {
    model: string;
    apiKey?: string;
    baseUrl?: string;
    cwd: string;
    getHistory(): string[];
    getDropdownTopCandidate(buffer: string): string | null;
    getTranscriptTail(): string;
    getUserArc?(): string[];
    getLastAssistantResponse?(): string;
    lastSubmitted?: string;
    getRecentCommands(): string[];
    llmEnabled(): boolean;
    promptSuggestEnabled?(): boolean;
}
export interface CompleteRequest {
    system: string;
    user: string;
    model: string;
    maxTokens: number;
    signal: AbortSignal;
    apiKey?: string;
    baseUrl?: string;
}
export type CompleteFn = (req: CompleteRequest) => Promise<string>;
export interface SuggestEngineOptions {
    completeFn?: CompleteFn;
    resolveProviderFn?: (model: string | undefined, hints: ProviderRouteHints | undefined) => ModelProvider;
    debounceMs?: number;
    timeoutMs?: number;
    onError?: (err: unknown) => void;
}
export interface SuggestEngine {
    getDeterministicGhost(buffer: string, ctx: SuggestContext): string | null;
    getGhost(buffer: string, ctx: SuggestContext): Promise<string | null>;
    primePromptSuggestion(ctx: SuggestContext): Promise<void>;
    peekPromptSuggestion(): string | null;
    clearPromptSuggestion(): void;
    dispose(): void;
}