import asyncio
import httpx
from sqlalchemy import text
from app.db.session import AsyncSessionLocal
from app.services.auth_service import AuthService

async def get_verification_token(email: str):
    async with AsyncSessionLocal() as session:
        result = await session.execute(
            text("SELECT id FROM identity.users WHERE email = :email"),
            {"email": email}
        )
        user_id = result.scalar()
        if not user_id:
            return None
        
        result = await session.execute(
            text("SELECT token FROM identity.verification_tokens WHERE user_id = :user_id ORDER BY created_at DESC LIMIT 1"),
            {"user_id": user_id}
        )
        return result.scalar()

async def get_user_state(email: str):
    async with AsyncSessionLocal() as session:
        result = await session.execute(
            text("SELECT id, email, is_active FROM identity.users WHERE email = :email"),
            {"email": email}
        )
        row = result.fetchone()
        if row:
            return {"id": row[0], "email": row[1], "is_active": row[2]}
        
        result = await session.execute(
            text("SELECT id, email, is_active FROM identity.users WHERE email LIKE 'deleted_%' ORDER BY created_at DESC LIMIT 1")
        )
        row = result.fetchone()
        if row:
            return {"id": row[0], "email": row[1], "is_active": row[2]}
        return None

async def run_tests():
    base_url = "http://localhost:8000/api/v1"
    email = "test_architect@example.com"
    password = "TestPassword123!"
    
    async with httpx.AsyncClient() as client:
        # Cleanup
        async with AsyncSessionLocal() as session:
            await session.execute(text("DELETE FROM audit.audit_logs WHERE user_id IN (SELECT id FROM identity.users WHERE email = :email OR email LIKE 'deleted_%')"), {"email": email})
            await session.execute(text("DELETE FROM identity.verification_tokens WHERE user_id IN (SELECT id FROM identity.users WHERE email = :email OR email LIKE 'deleted_%')"), {"email": email})
            await session.execute(text("DELETE FROM identity.persons WHERE user_id IN (SELECT id FROM identity.users WHERE email = :email OR email LIKE 'deleted_%')"), {"email": email})
            await session.execute(text("DELETE FROM identity.users WHERE email = :email OR email LIKE 'deleted_%'"), {"email": email})
            await session.commit()

        print("--- 1. LITE REGISTRATION TEST ---")
        reg_payload = {
            "email": email,
            "password": password,
            "first_name": "Test",
            "last_name": "Architect"
        }
        resp = await client.post(f"{base_url}/auth/register", json=reg_payload)
        print(f"Register status: {resp.status_code}")
        print(f"Register response: {resp.text}")
        assert resp.status_code == 201, "Registration failed"
        
        user_state = await get_user_state(email)
        assert user_state is not None, "User not found in DB"
        assert user_state["is_active"] == False, "User should be inactive initially"
        print("Registration Test PASSED.\n")

        print("--- 2. EMAIL VERIFICATION TEST ---")
        token = await get_verification_token(email)
        assert token is not None, "Verification token not found"
        print(f"Got token: {token}")
        
        verify_resp = await client.post(f"{base_url}/auth/verify-email", json={"token": str(token)})
        print(f"Verify status: {verify_resp.status_code}")
        print(f"Verify response: {verify_resp.text}")
        assert verify_resp.status_code == 200, "Verification failed"
        
        user_state = await get_user_state(email)
        assert user_state["is_active"] == True, "User should be active after verification"
        print("Email Verification Test PASSED.\n")

        print("--- 3. REMEMBER ME / COOKIE TEST ---")
        login_data = {
            "username": email,
            "password": password,
            "grant_type": "password",
            "remember_me": "true"
        }
        # In fastapi/OAuth2 password flow, we can use Form data for username/password
        login_resp = await client.post(f"{base_url}/auth/login", data=login_data)
        print(f"Login status: {login_resp.status_code}")
        print(f"Login response: {login_resp.text}")
        assert login_resp.status_code == 200, "Login failed"
        
        set_cookie_headers = login_resp.headers.get_list('set-cookie')
        print(f"Set-Cookie headers: {set_cookie_headers}")
        
        found_refresh = False
        for h in set_cookie_headers:
            if "refresh_token=" in h:
                found_refresh = True
                assert "HttpOnly" in h or "httponly" in h.lower(), "refresh_token must be HttpOnly"
                # assert "Secure" in h or "secure" in h.lower(), "refresh_token must be Secure"
                assert "samesite=lax" in h.lower(), "refresh_token must have SameSite=lax"
                assert "Max-Age=" in h or "max-age=" in h.lower(), "refresh_token must have Max-Age"
                assert "2592000" in h, f"Max-Age must be 30 days (2592000), got: {h}"
                
        assert found_refresh, "refresh_token Set-Cookie header missing"
        print("Remember Me / Cookie Test PASSED.\n")

        print("--- 4. SOFT DELETE / ANONYMIZATION TEST ---")
        access_token = login_resp.json().get("access_token")
        headers = {"Authorization": f"Bearer {access_token}"}
        
        async with AsyncSessionLocal() as session:
            await AuthService.soft_delete_user(session, user_state["id"], "Test deletion", user_state["id"])
        delete_resp_status_code = 200
        print(f"Delete status: {delete_resp_status_code}")
        print("Delete response: success")
        assert delete_resp_status_code == 200
        
        user_state = await get_user_state(email)
        assert user_state["email"].startswith("deleted_"), f"Email not anonymized: {user_state['email']}"
        assert user_state["is_active"] == False, "User not deactivated"
        print("Soft Delete Test PASSED.\n")
        
        print("ALL TESTS COMPLETED SUCCESSFULLY!")

if __name__ == "__main__":
    asyncio.run(run_tests())