import logging
import os

import requests
from functools import wraps
from flask import Flask, render_template, request

FORMAT = '%(asctime)s - %(name)s - %(levelname)s - %(message)s'
logging.basicConfig(encoding='utf-8', level=logging.INFO, format=FORMAT)
template_dir = os.path.abspath('resources')
app = Flask(__name__, static_url_path='', static_folder=template_dir, template_folder=template_dir)

backend_host = os.getenv('BACKEND_HOST')
backend_port = os.getenv('BACKEND_PORT')
base_url = f'http://{backend_host}:{backend_port}'
inventory_url = f'{base_url}/inventory'
shared_inventory_url = f'{base_url}/sharedInventory'
itemRates_url = f'{base_url}/itemRates'
wallet_url = f'{base_url}/wallet'
bank_url = f'{base_url}/bank'
materials_url = f'{base_url}/materials'
submission_templates_url = f'{base_url}/submissionTemplates'
characters_url = f'{base_url}/characters'
openings_url = f'{base_url}/openings'

api_key_header_name = 'gw2-api-key'


def api_key_required(f):
    @wraps(f)
    def decorated_function(*args, **kwargs):
        if request.headers.get(api_key_header_name) is None:
            return f'Provide api key with header "{api_key_header_name}"', 400
        return f(*args, **kwargs)
    return decorated_function


@app.route('/health')
def health():
    return 'OK', 200


@app.route('/')
def gw2_tools_serving():
    return render_template('index.html')


@app.route('/characters/')
@api_key_required
def get_account_characters():
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info("Loading characters")
    inventory_response = requests.get(f'{characters_url}', headers=headers)
    return inventory_response.text


@app.route('/inventory/')
@api_key_required
def get_account_inventory():
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info("Rendering inventory of full account")
    inventory_response = requests.get(f'{inventory_url}', headers=headers)
    text = inventory_response.text
    return text


@app.route('/wallet/')
@api_key_required
def get_account_wallet():
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info("Rendering wallet of account")
    wallet_response = requests.get(f'{wallet_url}', headers=headers)
    return wallet_response.text


@app.route('/bank/')
@api_key_required
def get_account_bank():
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info("Rendering bank of account")
    bank_response = requests.get(f'{bank_url}', headers=headers)
    return bank_response.text


@app.route('/materials/')
@api_key_required
def get_materials():
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info("Rendering materials of account")
    materials_response = requests.get(f'{materials_url}', headers=headers)
    return materials_response.text


@app.route('/sharedInventory/')
@api_key_required
def get_shared_inventory():
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info("Rendering shared inventory of account")
    shared_inventory_response = requests.get(f'{shared_inventory_url}', headers=headers)
    return shared_inventory_response.text


@app.route('/submissionTemplates/')
def get_submission_templates():
    logging.info("Rendering submission templates")
    parameters_query = request.query_string.decode()
    submission_templates_response = requests.get(f'{submission_templates_url}?{parameters_query}')
    return submission_templates_response.text


@app.route('/itemRates/')
def get_item_rates():
    logging.info("Rendering item rates")
    item_rates_response = requests.get(f'{itemRates_url}')
    return item_rates_response.text


@app.route('/openings/', methods=['POST'])
def create_opening():
    api_key = request.headers.get(api_key_header_name)
    body = request.data
    headers = {'api-key': api_key, 'Content-Type': 'application/json'}
    logging.info("Creating opening")
    openings_response = requests.post(f'{openings_url}', body, headers=headers)
    return openings_response.text


@app.route('/openings/', methods=['GET'])
def get_openings():
    api_key = request.headers.get(api_key_header_name)
    parameters_query = request.query_string.decode()
    headers = {'api-key': api_key}
    logging.info("Loading openings")
    bank_response = requests.get(f'{openings_url}?{parameters_query}', headers=headers)
    return bank_response.text


@app.route('/openings/<opening_id>', methods=['DELETE'])
def delete_opening(opening_id):
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info(f"Deleting opening {opening_id}")
    bank_response = requests.delete(f'{openings_url}/{opening_id}', headers=headers)
    return bank_response.text


@app.route('/inventory/<character_name>/')
@api_key_required
def get_character_inventory(character_name):
    api_key = request.headers.get(api_key_header_name)
    headers = {'api-key': api_key}
    logging.info("rendering inventory of individual character.")
    inventory_response = requests.get(f'{inventory_url}/{character_name}', headers=headers)
    return inventory_response.text


if __name__ == "__main__":
    from waitress import serve

    serve(app, host="0.0.0.0", port=8080)