const { test, expect } = require('@playwright/test');
require('dotenv').config();
const { login } = require('../fixtures/auth');
const { expectNoBackendError, readBody, blockedOrNotFound } = require('../fixtures/v204-helpers');
const { expectBlockedOrSafe } = require('../fixtures/assertions');

async function safeGoto(page, route) {
  const resp = await page.goto(route).catch(() => null);
  await page.waitForLoadState('domcontentloaded').catch(() => {});
  return resp;
}

async function expectRouteAvailable(page, resp) {
  await expectNoBackendError(page);
  if (resp) {
    expect(resp.status(), `Expected route to exist but got ${resp.status()} at ${page.url()}`).not.toBe(404);
    expect(resp.status()).toBeLessThan(500);
  }
}

async function expectNoSecrets(page) {
  const body = await readBody(page);
  expect(body).not.toMatch(/Password@123|Pass@123|smtp_password|IMAP_PASSWORD|SMTP_PASSWORD|otp\s*[:=]\s*\d{4,8}|reset_token|access_token|refresh_token/i);
}

async function expectPublicNoSensitive(page) {
  await expectNoBackendError(page);
  const body = await readBody(page);
  expect(body).not.toMatch(/tenant_id|branch_id|internal note|audit log|smtp|password|secret|token/i);
}

async function apiCall(request, method, route) {
  const url = `${process.env.BASE_URL}${route}`;
  const opts = { data: { csrf_token: '', test_payload: 'uat-vapt' }, headers: { 'Content-Type': 'application/json' } };
  if (method === 'GET') return await request.get(url).catch(() => null);
  if (method === 'POST') return await request.post(url, opts).catch(() => null);
  if (method === 'PUT') return await request.put(url, opts).catch(() => null);
  if (method === 'DELETE') return await request.delete(url).catch(() => null);
  if (method === 'OPTIONS') return await request.fetch(url, { method: 'OPTIONS' }).catch(() => null);
  return await request.fetch(url, { method }).catch(() => null);
}

async function expectApiSafe(resp) {
  expect(resp, 'API response should be available').toBeTruthy();
  expect(resp.status()).toBeLessThan(500);
  const text = await resp.text().catch(() => '');
  expect(text).not.toMatch(/Traceback|Exception in ASGI application|OperationalError|ProgrammingError|AttributeError|UndefinedError|Password@123|Pass@123/i);
}


const cases = [
  {
    "variantId": "V251-HRRULE-001",
    "module": "Employee HR Business Rules",
    "role": "Staff",
    "scenario": "Attendance page loads",
    "type": "UAT",
    "route": "/employee/attendance",
    "_kind": "page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Staff"
  },
  {
    "variantId": "V251-HRRULE-002",
    "module": "Employee HR Business Rules",
    "role": "Staff",
    "scenario": "Leave page loads",
    "type": "UAT",
    "route": "/employee/leaves",
    "_kind": "page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Staff"
  },
  {
    "variantId": "V251-HRRULE-003",
    "module": "Employee HR Business Rules",
    "role": "Manager",
    "scenario": "Manager team attendance loads",
    "type": "UAT",
    "route": "/employees/attendance",
    "_kind": "page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Manager"
  },
  {
    "variantId": "V251-HRRULE-004",
    "module": "Employee HR Business Rules",
    "role": "Manager",
    "scenario": "Manager team leave loads",
    "type": "UAT",
    "route": "/employees/leave",
    "_kind": "page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Manager"
  },
  {
    "variantId": "V251-HRRULE-005",
    "module": "Employee HR Business Rules",
    "role": "Firm Admin",
    "scenario": "Payroll page loads for Firm Admin",
    "type": "UAT",
    "route": "/employees/payroll",
    "_kind": "page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Firm Admin"
  },
  {
    "variantId": "V251-HRRULE-006",
    "module": "Employee HR Business Rules",
    "role": "Firm Admin",
    "scenario": "Employee documents page loads",
    "type": "UAT",
    "route": "/employees/documents",
    "_kind": "page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Firm Admin"
  },
  {
    "variantId": "V251-HRRULE-007",
    "module": "Employee HR Business Rules",
    "role": "Client",
    "scenario": "Client cannot access attendance",
    "type": "VAPT",
    "route": "/employee/attendance",
    "_kind": "safe-page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Client"
  },
  {
    "variantId": "V251-HRRULE-008",
    "module": "Employee HR Business Rules",
    "role": "Consultant",
    "scenario": "Consultant cannot access payroll",
    "type": "VAPT",
    "route": "/employees/payroll",
    "_kind": "safe-page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": "Consultant"
  },
  {
    "variantId": "V251-HRRULE-009",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Duplicate attendance same date rejected",
    "type": "VAPT",
    "route": "/employee/attendance",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-010",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Manual attendance CSRF-less POST rejected",
    "type": "VAPT",
    "route": "/employees/attendance/manual",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-011",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Leave exceeding balance rejected",
    "type": "VAPT",
    "route": "/employee/leaves",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-012",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Leave approve invalid ID rejected",
    "type": "VAPT",
    "route": "/employees/leave/999999/approve",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-013",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Leave reject invalid ID rejected",
    "type": "VAPT",
    "route": "/employees/leave/999999/reject",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-014",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Payroll generate CSRF-less POST rejected",
    "type": "VAPT",
    "route": "/employees/payroll/generate",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-015",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Payroll approve before generate invalid safe",
    "type": "VAPT",
    "route": "/employees/payroll/999999/approve",
    "_kind": "safe-page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-016",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Payroll paid before approval invalid safe",
    "type": "VAPT",
    "route": "/employees/payroll/999999/mark-paid",
    "_kind": "safe-page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-017",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Payslip invalid ID safe",
    "type": "VAPT",
    "route": "/employees/payroll/999999/payslip",
    "_kind": "safe-page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-018",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Offboarding complete invalid employee safe",
    "type": "VAPT",
    "route": "/employees/999999/offboarding/complete",
    "_kind": "safe-page",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-019",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Employee document approve invalid ID rejected",
    "type": "VAPT",
    "route": "/employees/documents/999999/approve",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  },
  {
    "variantId": "V251-HRRULE-020",
    "module": "Employee HR Business Rules",
    "role": "Anonymous/Attacker",
    "scenario": "Employee document reject invalid ID rejected",
    "type": "VAPT",
    "route": "/employees/documents/999999/reject",
    "_kind": "post",
    "_method": "GET",
    "_file": "employee-hr-business-rules.spec.js",
    "_login_role": null
  }
];

test.describe("v2.5.1 Additions - Employee HR Business Rules", () => {

  for (const c of cases) {
    test(`[${c.variantId}] ${c.scenario}`, async ({ page, request }) => {
      const role = c._login_role || c.role;
      const kind = c._kind;
      const method = c._method || 'GET';

      if (kind === 'api') {
        const resp = await apiCall(request, method, c.route);
        await expectApiSafe(resp);
        return;
      }

      if (kind === 'post') {
        // Some generated VAPT rows accidentally carry _method: 'GET' even when
        // the scenario is explicitly CSRF-less POST. Force POST unless the row
        // intentionally specifies another unsafe verb.
        const unsafeMethod = (!method || method === 'GET') ? 'POST' : method;
        const resp = await apiCall(request, unsafeMethod, c.route);
        await expectApiSafe(resp);
        const safe = [400, 401, 403, 404, 405, 409, 422, 429].includes(resp.status());
        expect(safe, `Unsafe ${unsafeMethod} status ${resp.status()} for ${c.route}`).toBeTruthy();
        return;
      }

      if (role && role !== 'Public' && !/Anonymous|Attacker|API/.test(role)) {
        await login(page, role);
      }

      const resp = await safeGoto(page, c.route);

      if (kind === 'page') {
        await expectRouteAvailable(page, resp);
        if (/password|secret|token|otp/i.test(c.scenario)) await expectNoSecrets(page);
        return;
      }

      if (kind === 'public') {
        await expectRouteAvailable(page, resp);
        return;
      }

      if (kind === 'public-no-sensitive') {
        await expectPublicNoSensitive(page);
        return;
      }

      if (kind === 'no-secret') {
        await expectRouteAvailable(page, resp);
        await expectNoSecrets(page);
        return;
      }

      await expectNoBackendError(page);
      await expectBlockedOrSafe(page, resp);
    });
  }
});