import os

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

from .rest_api.rest import get_api_resources
from .util.utils import Float32JSONEncoder
from .web import webapp

REACTIVE_LIMIT = 1_000_000

app = Flask(__name__, static_folder="web/static")
app.json_encoder = Float32JSONEncoder
cache = Cache(app, config={"CACHE_TYPE": "simple", "CACHE_DEFAULT_TIMEOUT": 860000})
Compress(app)
CORS(app)

# Config
SECRET_KEY = os.environ.get("CXG_SECRET_KEY", default="SparkleAndShine")

app.config.update(
    SECRET_KEY=SECRET_KEY,
)

# Application Data
data = None

# 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")