import { Context, Service } from "koishi";
import { Provider } from "./base";
import { ChatModel } from "./chat";
import { ModelSetting, Provider as ProviderConfig } from "./config";
export declare class ChatModelSwitcher {
    private providers;
    private useModel;
    private current;
    constructor(providers: Provider[], useModel: [number, number][]);
    get length(): number;
    getModel(): ChatModel;
}
interface ModelServiceConfig {
    providerConfig: ProviderConfig[];
    modelSetting: ModelSetting;
}
declare module "koishi" {
    interface Context {
        "yesimbot.model": ModelService;
    }
}
export declare class ModelService extends Service {
    private providers;
    constructor(ctx: Context, config: ModelServiceConfig);
    getChatModel(useModel?: [number, number]): ChatModel;
    getChatModelSwitcher(useModel: [number, number][]): ChatModelSwitcher;
}
export {};