from metadata.ingestion.ometa.client import REST
from metadata.generated.schema.type.common import EntityReference
from metadata.generated.schema.entity.data.table import Column
from metadata.generated.schema.api.services.createDatabaseService import CreateDatabaseServiceEntityRequest
from metadata.generated.schema.api.data.createTable import CreateTableEntityRequest
from metadata.generated.schema.api.data.createDatabase import CreateDatabaseEntityRequest
import pytest
import requests
import time
from sqlalchemy.engine import create_engine
from sqlalchemy.inspection import inspect


headers = {'Content-type': 'application/json'}
url = 'http://localhost:8585/api/v1/'


def is_responsive(url):
    try:
        response = requests.get(url)
        if response.status_code == 200:
            return True
    except ConnectionError:
        return False


def status(r):
    if r.status_code == 200 or r.status_code == 201:
        return 1
    else:
        return 0


@pytest.fixture(scope="session")
def mssql_service(docker_ip, docker_services):
    """Ensure that Docker service is up and responsive."""
    port = docker_services.port_for("sqlserver", 1433)
    print("Mssql is running on port {}".format(port))
    url = "http://localhost:8585"
    time.sleep(180)
    docker_services.wait_until_responsive(
        timeout=120.0, pause=0.5, check=lambda: is_responsive(url)
    )
    return url


def create_delete_table(client):
    databases = client.list_databases()
    columns = [Column(name="id", columnDataType="INT"),
               Column(name="name", columnDataType="VARCHAR")]
    table = CreateTableEntityRequest(
        name="test1", columns=columns, database=databases[0].id)
    created_table = client.create_or_update_table(table)
    if(table.name.__root__ == created_table.name.__root__):
        requests.delete(
            'http://localhost:8585/api/v1/tables/{}'.format(created_table.id.__root__))
        return 1
    else:
        requests.delete(
            'http://localhost:8585/api/v1/tables/{}'.format(created_table.id.__root__))
        return 0


def create_delete_database(client):
    data = {'jdbc': {'connectionUrl': 'mssql://localhost/catalog_test', 'driverClass': 'jdbc'},
            'name': 'temp_local_mssql',
            'serviceType': 'MSSQL',
            'description': 'local mssql env'}
    create_mssql_service = CreateDatabaseServiceEntityRequest(**data)
    mssql_service = client.create_database_service(create_mssql_service)
    create_database_request = CreateDatabaseEntityRequest(
        name="dwh", service=EntityReference(id=mssql_service.id, type="databaseService"))
    created_database = client.create_database(
        create_database_request)
    resp = create_delete_table(client)
    print(resp)
    client.delete_database(created_database.id.__root__)
    client.delete_database_service(mssql_service.id.__root__)
    return resp


def test_check_tables(mssql_service):
    client = REST("{}/api".format(mssql_service), 'test', 'test')
    databases = client.list_databases()
    if len(databases) > 0:
        assert create_delete_table(client)
    else:
        assert create_delete_database(client)


def test_read_schema(mssql_service):
    url = "mssql+pytds://sa:test!Password@localhost:51433/catalog_test"
    engine = create_engine(url)
    inspector = inspect(engine)
    schemas = []
    for schema in inspector.get_schema_names():
        schemas.append(schema)
    if "catalog_test_check" in schemas:
        assert 1
    else:
        assert 0