"""Tests for generated RPC method behavior."""

import json
from unittest.mock import AsyncMock

import pytest

from copilot.rpc import (
    CommandsApi,
    CommandsInvokeRequest,
    CommandsRespondToQueuedCommandRequest,
    LocalSessionMetadataValue,
    QueuedCommandHandled,
    QueuedCommandNotHandled,
    RemoteControlStatusOff,
    RemoteControlStatusResult,
    RemoteSessionMetadataValue,
    SessionList,
    SlashCommandTextResult,
)


@pytest.mark.asyncio
async def test_commands_invoke_deserializes_slash_command_result():
    client = AsyncMock()
    client.request = AsyncMock(return_value={"kind": "text", "text": "hello", "markdown": True})
    api = CommandsApi(client, "sess-1")

    result = await api.invoke(CommandsInvokeRequest(name="help"))

    assert isinstance(result, SlashCommandTextResult)
    assert result.text == "hello"
    assert result.markdown is True


def test_remote_control_status_deserializes_string_discriminated_union():
    result = RemoteControlStatusResult.from_dict({"status": {"state": "off"}})

    assert isinstance(result.status, RemoteControlStatusOff)
    assert result.status.state == "off"
    assert result.status.to_dict() == {"state": "off"}


def test_session_list_deserializes_boolean_discriminated_entries():
    payload = {
        "sessions": [
            {
                "sessionId": "example-local",
                "startTime": "2026-07-26T10:00:00.000Z",
                "modifiedTime": "2026-07-26T10:05:00.000Z",
                "isRemote": False,
            },
            {
                "sessionId": "example-remote",
                "startTime": "2026-07-26T11:00:00.000Z",
                "modifiedTime": "2026-07-26T11:05:00.000Z",
                "isRemote": True,
                "remoteSessionIds": ["example-remote"],
                "repository": {"owner": "github", "name": "copilot-sdk", "branch": "main"},
            },
        ]
    }

    result = SessionList.from_dict(payload)

    local, remote = result.sessions
    assert isinstance(local, LocalSessionMetadataValue)
    assert local.session_id == "example-local"
    assert local.is_remote is False
    assert isinstance(remote, RemoteSessionMetadataValue)
    assert remote.session_id == "example-remote"
    assert remote.is_remote is True
    assert remote.repository.owner == "github"


@pytest.mark.parametrize(
    ("handled", "expected_type"),
    [(True, QueuedCommandHandled), (False, QueuedCommandNotHandled)],
)
def test_queued_command_result_deserializes_boolean_discriminator(handled, expected_type):
    request = CommandsRespondToQueuedCommandRequest.from_dict(
        {"requestId": "example-request", "result": {"handled": handled}}
    )

    assert isinstance(request.result, expected_type)


@pytest.mark.parametrize(
    ("variant", "expected_handled", "expected_json"),
    [
        (QueuedCommandHandled(), True, '{"handled": true}'),
        (QueuedCommandNotHandled(), False, '{"handled": false}'),
    ],
)
def test_queued_command_result_serializes_boolean_discriminator(
    variant, expected_handled, expected_json
):
    encoded = variant.to_dict()

    assert encoded["handled"] is expected_handled
    assert json.dumps(encoded) == expected_json

    request = CommandsRespondToQueuedCommandRequest(request_id="example-request", result=variant)
    round_tripped = CommandsRespondToQueuedCommandRequest.from_dict(request.to_dict())

    assert request.to_dict()["result"]["handled"] is expected_handled
    assert isinstance(round_tripped.result, type(variant))