export interface DashboardPanelColumn {
    name: string;
    type: string;
}
export interface PanelSourceRequest<TSource extends string = string> {
    source: TSource;
    query: string;
}
export interface PanelSourceResult {
    rows: Record<string, unknown>[];
    schema?: DashboardPanelColumn[];
    truncated?: boolean;
    bytesProcessed?: number;
}
export interface PanelSourceFailure {
    error: string;
    message?: string;
}
export type PanelSourceResponse = PanelSourceResult | PanelSourceFailure;
export interface PanelSourceResolver<TSource extends string = string, TContext = unknown> {
    source: TSource;
    resolve(request: PanelSourceRequest<TSource>, context: TContext): Promise<PanelSourceResponse>;
}
export interface PanelSourceResolverRegistry<TSource extends string = string, TContext = unknown> {
    readonly sources: readonly TSource[];
    resolve(request: PanelSourceRequest<TSource>, context: TContext): Promise<PanelSourceResponse>;
}
export declare function createPanelSourceResolverRegistry<TSource extends string = string, TContext = unknown>(options: {
    resolvers: readonly PanelSourceResolver<TSource, TContext>[];
}): PanelSourceResolverRegistry<TSource, TContext>;
export interface ProgramPanelContext {
    userEmail: string;
    orgId?: string | null;
}
export interface ProgramPanelDescriptor {
    programId: string;
    params?: Record<string, unknown>;
}
export interface ProgramPanelRunResult {
    ok: boolean;
    rows?: Record<string, unknown>[];
    schema?: DashboardPanelColumn[];
    truncated?: boolean;
    lastGoodRun?: {
        rows: Record<string, unknown>[];
        schema: DashboardPanelColumn[];
        truncated?: boolean;
    };
    error?: {
        code: string;
        message: string;
    };
}
export declare function parseProgramPanelDescriptor(query: string): ProgramPanelDescriptor;
export declare function createProgramPanelSourceResolver(options: {
    appId: string;
    run?: (args: {
        programId: string;
        appId: string;
        params?: Record<string, unknown>;
        ctx: {
            userEmail: string;
            orgId: string | null;
        };
        triggeredBy: "panel_view";
    }) => Promise<ProgramPanelRunResult>;
}): PanelSourceResolver<"program", ProgramPanelContext>;
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