/**
 * One-off script to test BoA CashPro sandbox API connectivity.
 * Reads credentials from SSM Parameter Store, exchanges them for
 * OAuth Bearer tokens, then makes test API calls to both Check
 * Management and Reporting APIs.
 *
 * Prints full responses so you can capture the client ID, timestamp,
 * and transactionIdentification for BoA production onboarding.
 *
 * Usage:
 *   node scripts/test-boa-sandbox.js
 */

import { SSMClient, GetParameterCommand } from "@aws-sdk/client-ssm";

const ssm = new SSMClient();
const SANDBOX_BASE = "https://api-sb.bofa.com";
const AUTH_URL = `${SANDBOX_BASE}/authn/v1/client-authentication`;

async function getSSMParam(name) {
  const { Parameter } = await ssm.send(
    new GetParameterCommand({ Name: name, WithDecryption: true })
  );
  return Parameter.Value;
}

async function getAccessToken(applicationID, clientId, clientSecret) {
  console.log(`  Requesting token for ${applicationID}...`);

  const res = await fetch(AUTH_URL, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify({
      applicationID,
      authn: {
        client_id: clientId,
        client_secret: clientSecret,
      },
    }),
  });

  const text = await res.text();
  console.log(`  Auth response (${res.status}):`, text, "\n");

  if (!res.ok) {
    throw new Error(`Auth failed for ${applicationID}: ${res.status} - ${text}`);
  }

  const data = JSON.parse(text);
  return data.access_token;
}

async function main() {
  console.log("Loading credentials from SSM...\n");

  const [
    checkMgmtClientId,
    checkMgmtSecret,
    accountInfoClientId,
    accountInfoSecret,
    accountNumber,
    companyId,
  ] = await Promise.all([
    getSSMParam("/payments-dashboard/boa-check-mgmt-client-id"),
    getSSMParam("/payments-dashboard/boa-check-mgmt-token"),
    getSSMParam("/payments-dashboard/boa-account-info-client-id"),
    getSSMParam("/payments-dashboard/boa-account-info-token"),
    getSSMParam("/payments-dashboard/boa-account-number"),
    getSSMParam("/payments-dashboard/boa-company-id"),
  ]);

  console.log("Credentials loaded.\n");

  // --- Step 1: Get OAuth tokens for both APIs ---
  console.log("=".repeat(60));
  console.log("STEP 1: OAuth Token Exchange");
  console.log("=".repeat(60));

  console.log("\n[Check Management]");
  const checkMgmtBearerToken = await getAccessToken(
    "app_SeaHavenIndustries_Checkmanagement_SB",
    checkMgmtClientId,
    checkMgmtSecret
  );

  console.log("[Account Info / Reporting]");
  const accountInfoBearerToken = await getAccessToken(
    "app_SeaHavenIndustries_Reporting_SB",
    accountInfoClientId,
    accountInfoSecret
  );

  console.log("Both tokens acquired.\n");

  // --- Step 2: Check Issue (add_Issue with a test check) ---
  console.log("=".repeat(60));
  console.log("TEST 1: Check Issue (add_Issue)");
  console.log("=".repeat(60));

  const issuePayload = {
    issueList: [
      {
        accountNumber,
        issueAction: "add_Issue",
        checkNumber: "999999",
        amount: "1.00",
        issueDate: new Date().toISOString().split("T")[0],
        payee: "Sandbox Test",
      },
    ],
  };

  console.log("Request:", JSON.stringify(issuePayload, null, 2), "\n");

  try {
    const issueRes = await fetch(
      `${SANDBOX_BASE}/cashpro/checkmanagement/v1/check-issues`,
      {
        method: "POST",
        headers: {
          "Content-Type": "application/json",
          Authorization: `Bearer ${checkMgmtBearerToken}`,
          companyId,
        },
        body: JSON.stringify(issuePayload),
      }
    );

    const issueHeaders = Object.fromEntries(issueRes.headers.entries());
    const issueText = await issueRes.text();

    console.log("Status:", issueRes.status);
    console.log("Response Headers:", JSON.stringify(issueHeaders, null, 2));
    console.log("Response Body:", issueText);
  } catch (err) {
    console.error("Check Issue request failed:", err.message);
  }

  // --- Step 3: Previous Day Transaction Inquiry ---
  console.log("\n" + "=".repeat(60));
  console.log("TEST 2: Previous Day Transaction Inquiry");
  console.log("=".repeat(60));

  const yesterday = new Date();
  yesterday.setDate(yesterday.getDate() - 1);
  const dateStr = yesterday.toISOString().split("T")[0];

  const inquiryPayload = {
    fromDate: dateStr,
    toDate: dateStr,
    accounts: [
      {
        accountNumber,
        bankId: "021000322",
      },
    ],
  };

  console.log("Request:", JSON.stringify(inquiryPayload, null, 2), "\n");

  try {
    const inquiryRes = await fetch(
      `${SANDBOX_BASE}/cashpro/reporting/v1/transaction-inquiries/previous-day`,
      {
        method: "POST",
        headers: {
          "Content-Type": "application/json",
          Authorization: `Bearer ${accountInfoBearerToken}`,
        },
        body: JSON.stringify(inquiryPayload),
      }
    );

    const inquiryHeaders = Object.fromEntries(inquiryRes.headers.entries());
    const inquiryText = await inquiryRes.text();

    console.log("Status:", inquiryRes.status);
    console.log("Response Headers:", JSON.stringify(inquiryHeaders, null, 2));
    console.log("Response Body:", inquiryText);
  } catch (err) {
    console.error("Transaction Inquiry request failed:", err.message);
  }

  console.log("\n" + "=".repeat(60));
  console.log("Done. Look for: client ID, timestamp, transactionIdentification");
  console.log("=".repeat(60));
}

main().catch((err) => {
  console.error("Fatal error:", err);
  process.exit(1);
});