import requests
from flask import Flask, request #import main Flask class and request object
from flask import json

app = Flask(__name__) #create the Flask app

@app.route('/slash', methods=['POST'])
def slash_response():
    """ endpoint for receiving all slash command requests from Slack """

    # blocks defintion from message builder
    # converting from JSON to array
    blocks = json.loads("""[
        {
            "type": "section",
            "text": {
                "type": "plain_text",
                "text": "Please select an option:",
                "emoji": true
            }
        },
        {
            "type": "actions",
            "elements": [
                {
                    "type": "button",
                    "text": {
                        "type": "plain_text",
                        "text": "Click me",
                        "emoji": true
                    },
                    "value": "button_1"
                }
            ]
        }
    ]""")

    # compose response message
    response = {
        "blocks": blocks
    }

    ## convert response message into JSON and send back to Slack
    return json.jsonify(response)

@app.route('/interactive', methods=['POST'])
def interactive_response():
    """ endpoint for receiving all interactivity requests from Slack """

    # compose response message
    response = {
        "text": "Hi there"
    }

     ## convert response message into JSON and send back to Slack
    return json.jsonify(response)

if __name__ == '__main__':
    app.run(debug=True, port=8000) #run app in debug mode on port 8000