import type { Config } from '../config/schema.js';
import { resolveModel } from '../providers/index.js';
import { isLocalModelBaseUrl } from '../providers/model-call.js';
export type TextAssistIntent = 'improve' | 'expand' | 'shorten' | 'fix';
export type TextAssistFormat = 'markdown' | 'plain';
export type TextAssistScenario = 'generic.text' | 'cron.message' | 'cron.workflowGoal' | 'workflow.arg' | 'workflow.goal' | 'automation.instruction' | 'automation.workflowGoal' | 'automation.workflowInput';
export interface TextAssistRequest {
    scenario?: TextAssistScenario | string;
    intent?: TextAssistIntent;
    field?: {
        id?: string;
        label?: string;
        format?: TextAssistFormat;
    };
    input?: string;
    locale?: 'en' | 'zh' | string;
    context?: Record<string, unknown>;
}
export interface TextAssistResult {
    text: string;
}
export type TextAssistStreamEvent = {
    type: 'start';
    provider: string;
    modelId: string;
    scenario: TextAssistScenario;
} | {
    type: 'thinking_delta';
    delta: string;
} | {
    type: 'text_delta';
    delta: string;
} | {
    type: 'done';
    text: string;
} | {
    type: 'error';
    message: string;
};
export declare function resolveTextAssistApiKey(model: ReturnType<typeof resolveModel>): Promise<string | undefined>;
export { isLocalModelBaseUrl };
export declare function streamTextAssist(request: TextAssistRequest, config?: Config, signal?: AbortSignal): AsyncGenerator<TextAssistStreamEvent, TextAssistResult>;
export declare function assistText(request: TextAssistRequest, config?: Config, signal?: AbortSignal): Promise<TextAssistResult>;