import pytest
import json
from unittest.mock import patch
import app as flask_app  # Asumsi file utamamu bernama app.py

# ==========================================
# FIXTURE: Setup Lingkungan Testing
# ==========================================
@pytest.fixture
def setup_client():
    # 1. Override nama database ke database khusus testing
    flask_app.DB_CONFIG['database'] = 'db_absensi_test'
    flask_app.init_database()

    # 2. Buka koneksi dan Seed Data Dummy
    conn = flask_app.get_db_connection()
    cur = conn.cursor()

    # Seed Mahasiswa
    hashed_pw = flask_app.bcrypt.hashpw(b'Password123', flask_app.bcrypt.gensalt()).decode()
    cur.execute("""
        INSERT INTO mahasiswa (npm, password, nama, jenkel, fakultas, jurusan, semester, device_id)
        VALUES ('202310715297', %s, 'Ariq', 'L', 'Fasilkom', 'Informatika', 6, 'device_sah_01')
    """, (hashed_pw,))

    # Seed Mata Kuliah
    cur.execute("INSERT INTO mata_kuliah (kode_matkul, nama_matkul, sks, dosen) VALUES ('IF123', 'Integration Testing', 3, 'Tim QA')")
    id_matkul = cur.lastrowid

    # Seed Jadwal (Diset 00:00 - 23:59 hari ini agar [FIX 6] selalu lolos saat testing kapan pun)
    hari_ini = flask_app.get_hari_indo()
    cur.execute("""
        INSERT INTO jadwal_kelas (id_matkul, hari, jam_mulai, jam_selesai, ruangan, jurusan, semester)
        VALUES (%s, %s, '00:00:00', '23:59:59', 'Lab RPL', 'Informatika', 6)
    """, (id_matkul, hari_ini))
    id_jadwal = cur.lastrowid

    conn.commit()
    cur.close()
    conn.close()

    # 3. Jalankan Client Testing
    with flask_app.app.test_client() as client:
        yield client, id_jadwal

    # 4. Teardown: Bersihkan/Drop database testing setelah selesai
    conn = flask_app.get_db_connection()
    cur = conn.cursor()
    cur.execute("DROP DATABASE db_absensi_test")
    cur.close()
    conn.close()

# ==========================================
# SKENARIO INTEGRATION TESTING
# ==========================================

def test_it001_login_berhasil_dan_jwt_terbit(setup_client):
    client, _ = setup_client
    response = client.post('/api/auth/login', json={
        "npm": "202310715297",
        "password": "Password123",
        "device_id": "device_sah_01"
    })
    data = json.loads(response.data)

    assert response.status_code == 200
    assert "token" in data['data']
    assert data["message"] == "Login berhasil"

def test_it002_login_ditolak_device_berbeda(setup_client):
    client, _ = setup_client
    response = client.post('/api/auth/login', json={
        "npm": "202310715297",
        "password": "Password123",
        "device_id": "device_ilegal_999" # [FIX 3] Memicu device binding error
    })

    assert response.status_code == 403
    assert "terdaftar di perangkat lain" in json.loads(response.data)["error"]

def test_it003_request_location_token_berhasil(setup_client):
    client, _ = setup_client

    # Login ambil token
    res_login = client.post('/api/auth/login', json={"npm": "202310715297", "password": "Password123", "device_id": "device_sah_01"})
    jwt_token = json.loads(res_login.data)['data']['token']

    # Koordinat di-offset sedikit dari KAMPUS_LATITUDE agar lolos [FIX 8] (Anomali Koordinat Identik)
    # tetapi tetap masuk dalam radius 500m
    lat_valid = flask_app.KAMPUS_LATITUDE + 0.0001
    lon_valid = flask_app.KAMPUS_LONGITUDE + 0.0001

    res_loc = client.post('/api/absensi/request-location-token',
                          json={"latitude": lat_valid, "longitude": lon_valid},
                          headers={'Authorization': f'Bearer {jwt_token}'}
                          )
    data_loc = json.loads(res_loc.data)

    assert res_loc.status_code == 200
    assert "location_token" in data_loc
    assert data_loc["expires_in_seconds"] == 120

@patch('app.requests.post') # Mock eksekusi jaringan eksternal (webhook) agar tidak hit API luar
@patch('app.validasi_foto') # Mock validasi foto agar tidak perlu kirim base64 5KB+ di script test
def test_it005_e2e_absensi_berhasil(mock_validasi_foto, mock_requests_post, setup_client):
    client, id_jadwal = setup_client
    mock_validasi_foto.return_value = (True, "OK")

    # 1. Login
    res_login = client.post('/api/auth/login', json={"npm": "202310715297", "password": "Password123", "device_id": "device_sah_01"})
    jwt_token = json.loads(res_login.data)['data']['token']

    # 2. Minta Location Token [FIX 7]
    lat_valid = flask_app.KAMPUS_LATITUDE + 0.0001
    lon_valid = flask_app.KAMPUS_LONGITUDE + 0.0001

    res_loc = client.post('/api/absensi/request-location-token',
                          json={"latitude": lat_valid, "longitude": lon_valid},
                          headers={'Authorization': f'Bearer {jwt_token}'}
                          )
    loc_token = json.loads(res_loc.data)['location_token']

    # 3. Submit Absensi E2E
    absensi_payload = {
        "location_token": loc_token,
        "id_jadwal": id_jadwal,
        "foto_base64": "data:image/jpeg;base64,mocked_base64_string",
        "status": "HADIR"
    }

    res_submit = client.post('/api/absensi/submit',
                             json=absensi_payload,
                             headers={'Authorization': f'Bearer {jwt_token}'}
                             )

    assert res_submit.status_code == 201
    assert json.loads(res_submit.data)['message'] == "Absensi berhasil disimpan"