#!/usr/bin/env node

const appUrl = process.env.AUTOTRADE_APP_URL || "http://127.0.0.1:3001";
const bypassToken = process.env.AUTOTRADE_DEV_BYPASS_TOKEN || "autotrade-dev-bypass";

async function main() {
  const compile = await callApi("/api/autotrade/strategies/compile", {
    method: "POST",
    body: {
      prompt: "장 초반 변동성은 보수적으로 보고, ORB와 VWAP 신호가 동시에 나올 때만 진입",
      selectedTechniques: ["orb", "vwap_reversion"],
      confidenceThreshold: 0.65,
    },
  });

  const validation = await callApi("/api/autotrade/strategies/validate", {
    method: "POST",
    body: {
      cashBalance: 2_000_000,
      allocationPercent: 10,
      allocationAmount: 300_000,
      dailyLossPercent: 2,
      dailyLossAmount: 30_000,
    },
  });

  if (!validation?.validation?.isValid) {
    throw new Error("리스크 검증이 실패했습니다.");
  }

  const start = await callApi("/api/autotrade/sessions/start", {
    method: "POST",
    headers: {
      "x-kis-app-key": "dev-app-key",
      "x-kis-app-secret": "dev-app-secret",
      "x-kis-account-no": "12345678-01",
      "x-kis-trading-env": "mock",
    },
    body: {
      symbol: "005930",
      leaderTabId: "autotrade-e2e-tab",
      effectiveAllocationAmount: validation.validation.effectiveAllocationAmount,
      effectiveDailyLossLimit: validation.validation.effectiveDailyLossLimit,
      strategySummary: compile.compiledStrategy.summary,
    },
  });

  const heartbeat = await callApi("/api/autotrade/sessions/heartbeat", {
    method: "POST",
    body: {
      sessionId: start.session.sessionId,
      leaderTabId: "autotrade-e2e-tab",
    },
  });

  if (heartbeat.session.sessionId !== start.session.sessionId) {
    throw new Error("heartbeat 결과의 sessionId가 시작 세션과 다릅니다.");
  }

  const active = await callApi("/api/autotrade/sessions/active", {
    method: "GET",
  });

  if (!active.session || active.session.sessionId !== start.session.sessionId) {
    throw new Error("active 세션 조회 결과가 기대와 다릅니다.");
  }

  const stop = await callApi("/api/autotrade/sessions/stop", {
    method: "POST",
    body: {
      sessionId: start.session.sessionId,
      reason: "manual",
    },
  });

  if (!stop.session || stop.session.runtimeState !== "STOPPED") {
    throw new Error("세션 중지가 정상 반영되지 않았습니다.");
  }

  const activeAfterStop = await callApi("/api/autotrade/sessions/active", {
    method: "GET",
  });

  if (activeAfterStop.session !== null) {
    throw new Error("중지 이후 active 세션이 남아 있습니다.");
  }

  console.log("[autotrade-session-e2e] PASS: start -> heartbeat -> stop lifecycle verified");
}

async function callApi(path, options) {
  const headers = {
    "content-type": "application/json",
    "x-autotrade-dev-bypass": bypassToken,
    ...(options.headers || {}),
  };

  const response = await fetch(`${appUrl}${path}`, {
    method: options.method,
    headers,
    body: options.body ? JSON.stringify(options.body) : undefined,
  });

  const payload = await response.json().catch(() => null);
  if (!response.ok) {
    const message = payload?.message || `${path} failed (${response.status})`;
    throw new Error(message);
  }

  return payload;
}

main().catch((error) => {
  const message = error instanceof Error ? error.message : "autotrade lifecycle test failed";
  console.error(`[autotrade-session-e2e] FAIL: ${message}`);
  process.exit(1);
});