"""Tests for session queue item sanitization in multiuser mode."""

from datetime import datetime

import pytest

from invokeai.app.api.routers.session_queue import sanitize_queue_item_for_user
from invokeai.app.invocations.baseinvocation import BaseInvocation, BaseInvocationOutput, invocation, invocation_output
from invokeai.app.invocations.fields import InputField, OutputField
from invokeai.app.services.session_queue.session_queue_common import NodeFieldValue, SessionQueueItem
from invokeai.app.services.shared.graph import Graph, GraphExecutionState
from invokeai.app.services.shared.invocation_context import InvocationContext


# Define a minimal test invocation for the test
@invocation_output("test_sanitization_output")
class TestSanitizationInvocationOutput(BaseInvocationOutput):
    value: str = OutputField(default="")


@invocation("test_sanitization", version="1.0.0")
class TestSanitizationInvocation(BaseInvocation):
    test_field: str = InputField(default="")

    def invoke(self, context: InvocationContext) -> TestSanitizationInvocationOutput:
        return TestSanitizationInvocationOutput(value=self.test_field)


@pytest.fixture
def sample_session_queue_item() -> SessionQueueItem:
    """Create a sample queue item with full data for testing."""
    graph = Graph()
    # Add a simple node to the graph
    graph.add_node(TestSanitizationInvocation(id="test_node", test_field="test value"))

    session = GraphExecutionState(id="test_session", graph=graph)

    # Create timestamps for the queue item
    now = datetime.now()

    return SessionQueueItem(
        item_id=1,
        status="pending",
        batch_id="batch_123",
        session_id="session_123",
        queue_id="default",
        user_id="user_123",
        user_display_name="Test User",
        user_email="test@example.com",
        field_values=[
            NodeFieldValue(node_path="test_node", field_name="test_field", value="sensitive prompt data"),
        ],
        session=session,
        workflow=None,
        created_at=now,
        updated_at=now,
        started_at=None,
        completed_at=None,
    )


def test_sanitize_queue_item_for_admin(sample_session_queue_item):
    """Test that admins can see all data regardless of user_id."""
    result = sanitize_queue_item_for_user(
        queue_item=sample_session_queue_item,
        current_user_id="different_user",
        is_admin=True,
    )

    # Admin should see everything
    assert result.field_values is not None
    assert len(result.field_values) == 1
    assert result.session.graph.nodes is not None
    assert len(result.session.graph.nodes) == 1


def test_sanitize_queue_item_for_owner(sample_session_queue_item):
    """Test that queue item owners can see their own data."""
    result = sanitize_queue_item_for_user(
        queue_item=sample_session_queue_item,
        current_user_id="user_123",  # Same as queue item user_id
        is_admin=False,
    )

    # Owner should see everything
    assert result.field_values is not None
    assert len(result.field_values) == 1
    assert result.session.graph.nodes is not None
    assert len(result.session.graph.nodes) == 1


def test_sanitize_queue_item_for_different_user(sample_session_queue_item):
    """Test that non-admin users cannot see other users' sensitive data."""
    result = sanitize_queue_item_for_user(
        queue_item=sample_session_queue_item,
        current_user_id="different_user",
        is_admin=False,
    )

    # Non-admin viewing another user's item should have sanitized data
    assert result.field_values is None
    assert result.workflow is None
    # Session should be replaced with empty/redacted graph
    assert result.session.graph.nodes is not None
    assert len(result.session.graph.nodes) == 0
    assert result.session.id == "redacted"
    # Identity and batch fields should be redacted
    assert result.user_id == "redacted"
    assert result.batch_id == "redacted"
    assert result.session_id == "redacted"
    assert result.user_display_name is None
    assert result.user_email is None
    assert result.origin is None
    assert result.destination is None
    assert result.error_type is None
    assert result.error_message is None
    assert result.error_traceback is None


def test_sanitize_preserves_non_sensitive_fields(sample_session_queue_item):
    """Test that sanitization preserves non-sensitive fields."""
    result = sanitize_queue_item_for_user(
        queue_item=sample_session_queue_item,
        current_user_id="different_user",
        is_admin=False,
    )

    # Non-sensitive fields should be preserved
    assert result.item_id == 1
    assert result.status == "pending"
    assert result.queue_id == "default"
    assert result.created_at is not None
    assert result.updated_at is not None
    # Sensitive fields should be redacted for non-owner non-admin
    assert result.batch_id == "redacted"
    assert result.session_id == "redacted"
    assert result.user_id == "redacted"
    assert result.user_display_name is None
    assert result.user_email is None


def test_sanitize_system_user_item_for_non_admin(sample_session_queue_item):
    """Test that non-admin users cannot see sensitive data from System user's queue items."""
    # Simulate a legacy System user queue item
    system_item = sample_session_queue_item.model_copy(update={"user_id": "system"})

    result = sanitize_queue_item_for_user(
        queue_item=system_item,
        current_user_id="non_admin_user",
        is_admin=False,
    )

    # System user's sensitive fields should be sanitized for non-admin users
    assert result.field_values is None
    assert result.workflow is None
    assert len(result.session.graph.nodes) == 0


def test_sanitize_system_user_item_for_admin(sample_session_queue_item):
    """Test that admin users can see full data from System user's queue items."""
    system_item = sample_session_queue_item.model_copy(update={"user_id": "system"})

    result = sanitize_queue_item_for_user(
        queue_item=system_item,
        current_user_id="admin_user",
        is_admin=True,
    )

    # Admin should see everything including System user's data
    assert result.field_values is not None
    assert len(result.field_values) == 1
    assert len(result.session.graph.nodes) == 1