import os

from flask import Flask
from flask_compress import Compress
from flask_cors import CORS
from flask_restful_swagger_2 import get_swagger_blueprint

from .web import webapp
from .rest_api.rest import get_api_resources

REACTIVE_LIMIT = 1_000_000

app = Flask(__name__)
Compress(app)
CORS(app)

# Config
CXG_DIR = os.environ.get("CXG_DIRECTORY", default="example-dataset/")
SECRET_KEY = os.environ.get("CXG_SECRET_KEY", default="SparkleAndShine")
ENGINE = os.environ.get("CXG_ENGINE", default="scanpy")
TITLE = os.environ.get("DATASET_TITLE", default="PBMC 3K")
# TODO remove the 2 when this is prod
CXG_API_BASE = os.environ.get("CXG_API_BASE2", default="http://0.0.0.0:5005/api/")

app.config.update(
    SECRET_KEY=SECRET_KEY,
    CXG_API_BASE=CXG_API_BASE,
    ENGINE=ENGINE,
    DATA=CXG_DIR,
    DATASET_TITLE=TITLE
)

app.config["PROFILE"] = True
# app.wsgi_app = ProfilerMiddleware(app.wsgi_app, restrictions=[15])

# Application Data
data = None
if app.config["ENGINE"] == "scanpy":
    from .scanpy_engine.scanpy_engine import ScanpyEngine
    data = ScanpyEngine(app.config["DATA"], schema="data_schema.json")

# A list of swagger document objects
docs = []
resources = get_api_resources()
docs.append(resources.get_swagger_doc())

app.register_blueprint(webapp.bp)
app.register_blueprint(resources.blueprint)
app.register_blueprint(
    get_swagger_blueprint(docs, "/api/swagger", produces=["application/json"], title="cellxgene rest api",
                          description="An API connecting ExpressionMatrix2 clustering algorithm to cellxgene"))

app.add_url_rule("/", endpoint="index")


def main():
    app.run(host="0.0.0.0", debug=True, port=5005)