import json
import requests
from flask import render_template, redirect, url_for, request, Blueprint
import bcnsGDSSite.modules.init
import base64

host_endpoint = bcnsGDSSite.modules.init.get_apihost()
languages = bcnsGDSSite.modules.init.get_languages()
app_language = bcnsGDSSite.modules.init.app_language

gamelist = Blueprint('gamelist', __name__,
                        template_folder='templates')

# Check if valid language code is set. If not, return app default
def lang(lang_code):
    if lang_code not in languages:
        return app_language
    return lang_code


# Show gamelist
@gamelist.route("/<lang_code>/gamelist", methods=["GET", "POST"])
def showgamelist(lang_code):
    lang_code = lang(lang_code)
    thumbnails = request.args.get("thumbnails")
    glist = None
    try:
        glist = json.loads((requests.get(
                host_endpoint + '/gamelist').content).decode())

        # Sorting list alphabetically
        glist = sorted(glist, key=lambda d: d['game']['title'])

    # If the server is down
    except requests.exceptions.ConnectionError as e:
        print("fancy connection error: ", e)
        em = "Cannot connect to the API, is the server up?"
        et = "Connection Error"
        error_object = {"error_type": et, "error_message": em}
        return render_template('error.html', **languages[lang_code],
                               lang_code=lang_code, error_object=error_object)

    except Exception as e:
        print("error type: ", type(e))

    # If thumbnails are to be collected
    thumbnailslist = []
    if thumbnails == "get":
        try:
            thumbnailslist = json.loads((requests.get(
                            host_endpoint + '/gamelist/displayimage').content).decode())

        except request.exceptions.ConnectionError as e:
            print(e)
            em = "Cannot connect to the API, is the server up?"
            et = "ConnectionError"
            error_object = {"error_type": et, "error_message": em}
            return render_template('error.html', **languages[lang_code],
                                   lang_code=lang_code, error_object=error_object)

        except Exception as e:
            print("error type:", type(e))
    if glist is not None:
        return render_template('gamelist.html', gamelist=glist,
                               **languages[lang_code], lang_code=lang_code, thumbnails=thumbnailslist)


# Update/Refresh the gamelist by re-scanning the game archive (slow)
@gamelist.route("/<lang_code>/gamelist/update")
def gamelist_update(lang_code):
    lang_code = lang(lang_code)
    response = requests.get(
            host_endpoint + '/gamelist/update')
    if response.status_code == 200:
        return redirect(url_for('gamelist', lang_code=lang_code))