import { describe, it, expect, beforeEach, vi } from 'vitest';
import { screen, fireEvent, waitFor } from '@testing-library/react';
import { Routes, Route } from 'react-router-dom';
import { renderWithProviders } from '../test/utils';

vi.mock('sonner', () => ({ toast: { success: vi.fn(), error: vi.fn() } }));
vi.mock('../lib/api', () => ({
  api: { get: vi.fn(), post: vi.fn(), patch: vi.fn(), put: vi.fn(), delete: vi.fn() },
  ApiError: class extends Error {},
}));

import { api } from '../lib/api';
import PatientDetailPage from './PatientDetailPage';

const get = api.get as ReturnType<typeof vi.fn>;

beforeEach(() => {
  get.mockReset();
  get.mockImplementation((url: string) => {
    if (url === '/api/v1/patient/r1') return Promise.resolve({ success: true, data: {
      uuid: 'r1', user_name: 'ساغر صابری', record_number: 'P-1001', created_at: 1700000000,
      user_mobile: '09120000000', user_national_code: '1234567890', tags: [],
      profile: {
        name: 'ساغر صابری', national_code: '1234567890', mobile: '09120000000',
        gender: 'female', fathers_name: 'رضا', job: 'مهندس',
        referral_source: 'اینستاگرام', address: 'یزد', description: 'یادداشت',
      },
    } });
    if (url === '/api/v1/provinces') return Promise.resolve({ success: true, data: [{ id: 10, name: 'یزد' }] });
    if (url.startsWith('/api/v1/cities')) return Promise.resolve({ success: true, data: [{ id: 100, name: 'یزد' }] });
    if (url === '/api/v1/insurance-pricing') return Promise.resolve({ success: true, data: {
      insurances: [
        { insurance_id: 1, insurance_name: 'تأمین اجتماعی', type: 'basic' },
        { insurance_id: 5, insurance_name: 'بیمه دانا', type: 'supplementary' },
      ],
    } });
    if (url === '/api/v1/patient/r1/sessions') return Promise.resolve({ success: true, data: [
      { uuid: 's1', services: [{ service_name: 'اسکیلینگ' }], doctor_name: 'دکتر فتحی', final_price_rials: 2500000, is_paid: false, patient_debt_rials: 1500000, notes: 'یادداشت', created_at: 1700000000, visit_price_rials: 0 },
      { uuid: 's2', services: [{ service_name: 'روکش' }], doctor_name: 'دکتر فتحی', final_price_rials: 2350000, is_paid: true, patient_debt_rials: 0, invoice_uuid: 'iv1', created_at: 1700000000, visit_price_rials: 0 },
    ], meta: { totalRecords: 2 } });
    if (url === '/api/v1/billing/invoices/iv1') return Promise.resolve({ success: true, data: { data: {
      uuid: 'iv1', status: 'paid', issued_at: 1700000000, total_rials: 2350000,
      base_insurance_rials: 0, supplementary_rials: 0, patient_rials: 2350000,
      items: [{ uuid: 'it1', title: 'روکش', quantity: 1, total_rials: 2350000, patient_rials: 2350000 }],
    } } });
    if (url === '/api/v1/patient/r1/payments') return Promise.resolve({ success: true, data: [
      { uuid: 'p1', amount_rials: 250000, status: 'success', gateway: 'mellat', created_at: 1700000000 },
    ], meta: { totalRecords: 1 } });
    if (url === '/api/v1/patient/r1/wallet') return Promise.resolve({ success: true, data: {
      balance_rials: 300000,
      recent_transactions: [{ uuid: 't1', amount_rials: 500000, type: 'credit', description: 'شارژ', balance_after: 300000, created_at: 1700000000 }],
    } });
    return Promise.resolve({ success: true, data: [] });
  });
});

function renderDetail() {
  return renderWithProviders(
    <Routes>
      <Route path="/admin/patients/:uuid" element={<PatientDetailPage />} />
    </Routes>,
    { route: '/admin/patients/r1' },
  );
}

// name now appears in both breadcrumb and banner
const loaded = async () => (await screen.findAllByText('ساغر صابری'))[0];

describe('PatientDetailPage (پرونده تب‌دار)', () => {
  it('renders the banner and tab bar', async () => {
    renderDetail();
    await loaded();
    expect(screen.getByText('شماره پرونده: P-1001')).toBeInTheDocument(); // banner
    expect(screen.getByText('سرویس‌ها')).toBeInTheDocument();
    expect(screen.getByText('پرونده پزشکی')).toBeInTheDocument();
  });

  it('renders full-width (no boxed max-width wrapper, matching tauri FilesServices)', async () => {
    const { container } = renderDetail();
    await loaded();
    const root = container.querySelector('.fade-in') as HTMLElement;
    expect(root).toBeTruthy();
    expect(root.style.maxWidth).toBe('');
  });

  it('renders session (مراجعه) cards on the default services tab', async () => {
    renderDetail();
    await loaded();
    expect(await screen.findByText('اسکیلینگ')).toBeInTheDocument();
    expect(screen.getAllByText('دکتر فتحی').length).toBe(2);
    expect(screen.getByText('تکمیل پرداخت')).toBeInTheDocument();  // unpaid card
    expect(screen.getByText('مشاهده فاکتور')).toBeInTheDocument();  // paid card
  });

  it('opens the invoice summary on «مشاهده فاکتور»', async () => {
    renderDetail();
    await screen.findByText('مشاهده فاکتور');
    fireEvent.click(screen.getByText('مشاهده فاکتور'));
    expect(await screen.findByText('خلاصه فاکتور')).toBeInTheDocument();
    expect(await screen.findByText('اطلاعات فاکتور')).toBeInTheDocument();
  });

  it('renders the editable «اطلاعات پرونده» form prefilled from the profile', async () => {
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('اطلاعات پرونده'));
    // لیبل فیلدهای فرم (معادل tauri FileInfoSection)
    expect(await screen.findByText('نام و نام خانوادگی مراجعه کننده')).toBeInTheDocument();
    expect(screen.getByText('کدملی')).toBeInTheDocument();
    expect(screen.getByText('بیمه پایه')).toBeInTheDocument();
    expect(screen.getByText('بیمه تکمیلی')).toBeInTheDocument();
    // مقادیر پیش‌پرشده از پروفایل
    expect(screen.getByDisplayValue('1234567890')).toBeInTheDocument();
    expect(screen.getByDisplayValue('ساغر صابری')).toBeInTheDocument();
    expect(screen.getByDisplayValue('P-1001')).toBeInTheDocument(); // شماره پرونده readonly
    // دکمهٔ ثبت
    expect(screen.getByRole('button', { name: 'ثبت اطلاعات' })).toBeInTheDocument();
  });

  it('renders the info form with placeholders when the profile is empty', async () => {
    get.mockImplementation((url: string) => {
      if (url === '/api/v1/patient/r1') return Promise.resolve({ success: true, data: {
        uuid: 'r1', user_name: 'بدون پروفایل', record_number: 'P-9', created_at: 1700000000, profile: null,
      } });
      return Promise.resolve({ success: true, data: [] });
    });
    renderDetail();
    fireEvent.click(await screen.findByText('اطلاعات پرونده'));
    expect(await screen.findByPlaceholderText('نام و نام خانوادگی')).toBeInTheDocument();
    expect(screen.getByRole('button', { name: 'ثبت اطلاعات' })).toBeInTheDocument();
  });

  it('renders the call-center tab with a register form and history', async () => {
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('کال سنتر'));
    expect(await screen.findByText('ثبت تماس جدید')).toBeInTheDocument();
    expect(screen.getByText('تاریخچه تماس‌ها')).toBeInTheDocument();
    expect(await screen.findByText('تماسی ثبت نشده است.')).toBeInTheDocument();
    // زمان تماس پیش‌فرض روی «الان» است، نه خالی.
    const timeInput = document.querySelector('input[type="time"]') as HTMLInputElement;
    expect(timeInput.value).toMatch(/^\d{2}:\d{2}$/);
  });

  it('links "سرویس جدید" on the services tab to the new-session route', async () => {
    renderDetail();
    await loaded();
    const link = await screen.findByRole('link', { name: /سرویس جدید/ });
    expect(link).toHaveAttribute('href', '/admin/patients/r1/session/new');
  });

  it('groups payments by مراجعه (session) accordions on the پرداخت‌ها tab', async () => {
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('پرداخت‌ها'));
    // settlement badges from the two seeded sessions (s1 unpaid, s2 paid)
    expect(await screen.findByText('پرداخت شده')).toBeInTheDocument();
    expect(screen.getByText('تسویه نشده')).toBeInTheDocument();
    expect(screen.getByText('روکش')).toBeInTheDocument();          // paid session header
    // first (unpaid) panel is open by default → empty settlement message
    expect(screen.getByText('هیچ پرداختی ثبت نشده است.')).toBeInTheDocument();
  });

  it('shows wallet balance, charge button and transaction filters on the wallet tab', async () => {
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('کیف پول'));
    expect(await screen.findByText('موجودی کیف پول')).toBeInTheDocument();
    expect(screen.getByRole('button', { name: /شارژ کیف پول/ })).toBeInTheDocument();
    // فیلترهای تراکنش
    expect(screen.getByRole('button', { name: 'همه' })).toBeInTheDocument();
    expect(screen.getByRole('button', { name: 'واریزی' })).toBeInTheDocument();
    expect(screen.getByRole('button', { name: 'برداشت' })).toBeInTheDocument();
    // تراکنش credit اولیه دیده می‌شود (سطر جدول async لود می‌شود)
    expect(await screen.findByText('شارژ')).toBeInTheDocument();
  });

  it('filters out the credit transaction when the برداشت filter is selected', async () => {
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('کیف پول'));
    await screen.findByText('موجودی کیف پول');
    fireEvent.click(screen.getByRole('button', { name: 'برداشت' }));
    expect(screen.getByText('تراکنشی ثبت نشده است')).toBeInTheDocument();
  });

  it('opens the charge/withdraw modal and posts a charge', async () => {
    const post = api.post as ReturnType<typeof vi.fn>;
    post.mockResolvedValue({ success: true, data: {} });
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('کیف پول'));
    await screen.findByText('موجودی کیف پول');
    fireEvent.click(screen.getByRole('button', { name: /شارژ کیف پول/ }));
    // مودال باز شد → تب برداشت هم دیده می‌شود
    expect(await screen.findByRole('button', { name: 'برداشت از کیف پول' })).toBeInTheDocument();
    fireEvent.change(screen.getByPlaceholderText('مبلغ دلخواه (تومان)'), { target: { value: '50000' } });
    fireEvent.click(screen.getByRole('button', { name: 'ثبت تراکنش' }));
    await waitFor(() => expect(post).toHaveBeenCalledWith('/api/v1/patient/r1/wallet/charge', { amount_rials: 500000, payment_method: 'cash' }));
  });

  it('settles a session from the wallet via the payment-method chooser', async () => {
    const patch = api.patch as ReturnType<typeof vi.fn>;
    patch.mockResolvedValue({ success: true, data: {} });
    renderDetail();
    await loaded();
    // تب سرویس‌ها پیش‌فرض است؛ کارت پرداخت‌نشده → «تکمیل پرداخت»
    fireEvent.click(await screen.findByText('تکمیل پرداخت'));
    expect(await screen.findByText('روش پرداخت مراجعه')).toBeInTheDocument();
    fireEvent.click(screen.getByRole('button', { name: 'کیف پول بیمار' }));
    await waitFor(() => expect(patch).toHaveBeenCalledWith('/api/v1/session/s1', { payment_method: 'wallet' }));
  });

  it('renders the messages tab with a send box', async () => {
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('پیام‌ها'));
    expect(await screen.findByPlaceholderText('متن پیام...')).toBeInTheDocument();
    expect(screen.getByRole('button', { name: 'ارسال' })).toBeInTheDocument();
  });

  it('renders appointment turn cards + toolbar on the نوبت‌ها tab', async () => {
    get.mockImplementation((url: string) => {
      if (url === '/api/v1/patient/r1') return Promise.resolve({ success: true, data: {
        uuid: 'r1', user_name: 'ساغر صابری', record_number: 'P-1001', created_at: 1700000000, profile: null,
      } });
      if (url === '/api/v1/patient/r1/appointments') return Promise.resolve({ success: true, data: [
        { uuid: 'a1', starts_at: 1754000000, ends_at: 1754001800, status: 'confirmed', version: 1, doctor_name: 'دکتر راد', service_name: null },
      ] });
      return Promise.resolve({ success: true, data: [] });
    });
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('نوبت‌ها'));
    // card: generic title + doctor + live status label (confirmed → قطعی شده)
    expect(await screen.findByText('دکتر راد')).toBeInTheDocument();
    expect(screen.getByText('قطعی شده')).toBeInTheDocument();
    expect(screen.getByText('تاریخ:')).toBeInTheDocument();
    expect(screen.getByText('ساعت:')).toBeInTheDocument();
    // toolbar buttons link to the existing appointment pages
    expect(screen.getByRole('link', { name: /نوبت رزرو/ })).toHaveAttribute('href', '/admin/appointments/reserve');
    expect(screen.getByRole('link', { name: /نوبت جدید/ })).toHaveAttribute('href', '/admin/appointments/new');
  });

  it('shows the empty state on the نوبت‌ها tab when there are no appointments', async () => {
    renderDetail();
    await loaded();
    fireEvent.click(screen.getByText('نوبت‌ها'));
    expect(await screen.findByText('نوبتی ثبت نشده است')).toBeInTheDocument();
  });
});
