import importlib
from types import ModuleType

import pytest
from dirty_equals import IsDict
from fastapi.testclient import TestClient

from tests.utils import needs_py310


@pytest.fixture(
    name="mod",
    params=[
        pytest.param("tutorial001_py39"),
        pytest.param("tutorial001_py310", marks=needs_py310),
    ],
)
def get_mod(request: pytest.FixtureRequest):
    mod = importlib.import_module(f"docs_src.openapi_callbacks.{request.param}")
    return mod


@pytest.fixture(name="client")
def get_client(mod: ModuleType):
    client = TestClient(mod.app)
    client.headers.clear()
    return client


def test_get(client: TestClient):
    response = client.post(
        "/invoices/", json={"id": "fooinvoice", "customer": "John", "total": 5.3}
    )
    assert response.status_code == 200, response.text
    assert response.json() == {"msg": "Invoice received"}


def test_dummy_callback(mod: ModuleType):
    # Just for coverage
    mod.invoice_notification({})


def test_openapi_schema(client: TestClient):
    response = client.get("/openapi.json")
    assert response.status_code == 200, response.text
    assert response.json() == {
        "openapi": "3.1.0",
        "info": {"title": "FastAPI", "version": "0.1.0"},
        "paths": {
            "/invoices/": {
                "post": {
                    "summary": "Create Invoice",
                    "description": 'Create an invoice.\n\nThis will (let\'s imagine) let the API user (some external developer) create an\ninvoice.\n\nAnd this path operation will:\n\n* Send the invoice to the client.\n* Collect the money from the client.\n* Send a notification back to the API user (the external developer), as a callback.\n    * At this point is that the API will somehow send a POST request to the\n        external API with the notification of the invoice event\n        (e.g. "payment successful").',
                    "operationId": "create_invoice_invoices__post",
                    "parameters": [
                        {
                            "required": False,
                            "schema": IsDict(
                                {
                                    "anyOf": [
                                        {
                                            "type": "string",
                                            "format": "uri",
                                            "minLength": 1,
                                            "maxLength": 2083,
                                        },
                                        {"type": "null"},
                                    ],
                                    "title": "Callback Url",
                                }
                            )
                            | IsDict(
                                # TODO: remove when deprecating Pydantic v1
                                {
                                    "title": "Callback Url",
                                    "maxLength": 2083,
                                    "minLength": 1,
                                    "type": "string",
                                    "format": "uri",
                                }
                            ),
                            "name": "callback_url",
                            "in": "query",
                        }
                    ],
                    "requestBody": {
                        "content": {
                            "application/json": {
                                "schema": {"$ref": "#/components/schemas/Invoice"}
                            }
                        },
                        "required": True,
                    },
                    "responses": {
                        "200": {
                            "description": "Successful Response",
                            "content": {"application/json": {"schema": {}}},
                        },
                        "422": {
                            "description": "Validation Error",
                            "content": {
                                "application/json": {
                                    "schema": {
                                        "$ref": "#/components/schemas/HTTPValidationError"
                                    }
                                }
                            },
                        },
                    },
                    "callbacks": {
                        "invoice_notification": {
                            "{$callback_url}/invoices/{$request.body.id}": {
                                "post": {
                                    "summary": "Invoice Notification",
                                    "operationId": "invoice_notification__callback_url__invoices___request_body_id__post",
                                    "requestBody": {
                                        "required": True,
                                        "content": {
                                            "application/json": {
                                                "schema": {
                                                    "$ref": "#/components/schemas/InvoiceEvent"
                                                }
                                            }
                                        },
                                    },
                                    "responses": {
                                        "200": {
                                            "description": "Successful Response",
                                            "content": {
                                                "application/json": {
                                                    "schema": {
                                                        "$ref": "#/components/schemas/InvoiceEventReceived"
                                                    }
                                                }
                                            },
                                        },
                                        "422": {
                                            "description": "Validation Error",
                                            "content": {
                                                "application/json": {
                                                    "schema": {
                                                        "$ref": "#/components/schemas/HTTPValidationError"
                                                    }
                                                }
                                            },
                                        },
                                    },
                                }
                            }
                        }
                    },
                }
            }
        },
        "components": {
            "schemas": {
                "HTTPValidationError": {
                    "title": "HTTPValidationError",
                    "type": "object",
                    "properties": {
                        "detail": {
                            "title": "Detail",
                            "type": "array",
                            "items": {"$ref": "#/components/schemas/ValidationError"},
                        }
                    },
                },
                "Invoice": {
                    "title": "Invoice",
                    "required": ["id", "customer", "total"],
                    "type": "object",
                    "properties": {
                        "id": {"title": "Id", "type": "string"},
                        "title": IsDict(
                            {
                                "title": "Title",
                                "anyOf": [{"type": "string"}, {"type": "null"}],
                            }
                        )
                        | IsDict(
                            # TODO: remove when deprecating Pydantic v1
                            {"title": "Title", "type": "string"}
                        ),
                        "customer": {"title": "Customer", "type": "string"},
                        "total": {"title": "Total", "type": "number"},
                    },
                },
                "InvoiceEvent": {
                    "title": "InvoiceEvent",
                    "required": ["description", "paid"],
                    "type": "object",
                    "properties": {
                        "description": {"title": "Description", "type": "string"},
                        "paid": {"title": "Paid", "type": "boolean"},
                    },
                },
                "InvoiceEventReceived": {
                    "title": "InvoiceEventReceived",
                    "required": ["ok"],
                    "type": "object",
                    "properties": {"ok": {"title": "Ok", "type": "boolean"}},
                },
                "ValidationError": {
                    "title": "ValidationError",
                    "required": ["loc", "msg", "type"],
                    "type": "object",
                    "properties": {
                        "loc": {
                            "title": "Location",
                            "type": "array",
                            "items": {
                                "anyOf": [{"type": "string"}, {"type": "integer"}]
                            },
                        },
                        "msg": {"title": "Message", "type": "string"},
                        "type": {"title": "Error Type", "type": "string"},
                    },
                },
            }
        },
    }
