import type { ContextProvider } from "../types.js";
/** Asset-level trend direction. */
export declare enum AssetTrend {
    UP = "UP",
    DOWN = "DOWN",
    NEUTRAL = "NEUTRAL"
}
/** Trend classification for one asset. */
export interface AssetTrendResult {
    asset: string;
    assetTrend: AssetTrend;
    trendStrength: number;
    timeframe: string;
}
/**
 * Computes trend direction from raw OHLCV candle data.
 *
 * Uses EMA 8/21 crossover and price-vs-EMA position to determine direction.
 * Returns trend classification with strength (0-1).
 */
export declare function computeTrend(candles: Array<{
    close: number;
    high: number;
    low: number;
}>, emaFast?: number, emaSlow?: number): {
    trend: AssetTrend;
    strength: number;
};
/**
 * Asset trend context provider.
 *
 * Extracts the signal asset from the triggering event, fetches 1h candle
 * data via the Senpi MCP client, and computes the asset's local trend
 * direction using EMA crossover analysis.
 *
 * entry.value is ignored — this provider always analyzes the signal's asset.
 *
 * Returns null if candle data cannot be fetched or the signal asset
 * cannot be determined.
 */
export declare const assetTrendProvider: ContextProvider;
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