import json
import random
import string

import faker
import requests
from flask import render_template, redirect, url_for, flash, request, jsonify
from flask_login import current_user, login_user, logout_user, login_required
from werkzeug.urls import url_parse

from app import app, db
from app.custom import require_role
from app.forms import LoginForm, RegistrationForm
from app.models import User
from pprint import pprint

pprint = pprint.PrettyPrinter().pprint
fake = faker.Faker()
strgen = lambda length, charset=string.ascii_letters, weights=None: "".join(
    random.choices(list(charset), k=length, weights=weights)
)


@app.route("/", subdomain="api")
def api_index():
    return "api"


@app.route("/time/")
def time():
    value = request.args.get("value")
    if not value:
        return "<br>".join(
            [
                "[int] value",
                "[int list] lengths",
                "[string list] strings",
                "[boolean] reverse",
                "[string] pluralappend",
                "[boolean] synonym",
            ]
        )
    value = int(value)
    lengths = request.args.get("lengths")
    if lengths:
        lengths = lengths.split(",")
    strings = request.args.get("strings")
    if strings:
        strings = strings.split(",")
    if (len(lengths or []) + len(strings or []) > 0) and (
        len(lengths or []) + 1 != len(strings or [])
    ):
        return f"error: lengths ({len(lengths or [])}) and strings ({len(strings or [])}) arrays must be same length to process properly"
    if lengths:
        lengths = list(map(int, lengths))
    reverse = request.args.get("reverse")
    if reverse:
        reverse = bool(reverse)
    return timeformat(
        value=value,
        lengths=lengths or [60, 60, 24, 365],
        strings=strings or ["second", "minute", "hour", "day", "year"],
        reverse=True if reverse is None else reverse,
    )


def timeformat(
    value,
    lengths=[60, 60, 24, 365],
    strings=["second", "minute", "hour", "day", "year"],
    reverse=True,
    pluralappend="s",
    synonym=False,
):
    converted = [value]
    for index, length in enumerate(lengths):
        temp = converted[-1] // length
        if not synonym:
            converted[-1] = converted[-1] % length
        if temp != 0:
            converted.append(temp)
        else:
            break
    strings = strings[: len(converted)]
    build = [
        "{} {}".format(
            value, strings[i] + pluralappend if value > 1 or value == 0 else strings[i]
        )
        for i, value in enumerate(converted)
    ][::-1]
    build = ", ".join(build)
    return build


@app.route("/avatar/")
@app.route("/avatar/<id>/")
@app.route("/avatar/<id>")
def getAvatar(id=""):
    # Constants
    headers = {"Authorization": f'Bot {app.config["DISCORD_TOKEN"]}'}
    api = "https://discordapp.com/api/v6/users/{}"
    cdn = "https://cdn.discordapp.com/avatars/{}/{}.png"
    # Get User Data which contains Avatar Hash
    response = requests.get(api.format(id), headers=headers)
    if response.status_code != 200:
        return response.text
    user = json.loads(response.text)
    url = cdn.format(id, user["avatar"])
    return '<img src="{}">'.format(url)


@app.route("/userinfo/")
@login_required
@require_role(roles=["Admin"])
def user_info():
    prepare = {
        "id": current_user.get_id(),
        "email": current_user.email,
        "username": current_user.username,
        "password_hash": current_user.password_hash,
        "is_active": current_user.is_active,
        "is_anonymous": current_user.is_anonymous,
        "is_authenticated": current_user.is_authenticated,
        "metadata": current_user.metadata.info,
        "uroles": current_user.get_roles(),
    }
    return jsonify(prepare)


@app.route("/")
def index():
    jobs = [
        "Student Photographer",
        "High-school Student",
        "Web Developer",
        "Python Developer",
        "Software Engineer",
    ]
    return render_template("index.html", job=random.choice(jobs))


@app.route("/register/", methods=["GET", "POST"])
def register():
    if current_user.is_authenticated:
        return redirect(url_for("dashboard"))
    form = RegistrationForm()
    if form.validate_on_submit():
        user = User(username=form.username.data, email=form.email.data)
        user.set_password(form.password.data)
        db.session.add(user)
        db.session.commit()
        flash("Registered Successfully!", "info")
        return redirect(url_for("login"))
    return render_template(
        "register.html", title="Register", form=form, hideRegister=True
    )


@app.route("/login/", methods=["GET", "POST"])
def login():
    if current_user.is_authenticated:
        return redirect(url_for("dashboard"))
    form = LoginForm()
    if form.validate_on_submit():
        user = User.query.filter_by(username=form.username.data).first()
        if user is None or not user.check_password(form.password.data):
            flash("Invalid username or password", "error")
            return redirect(url_for("login"))
        login_user(user, remember=form.remember_me.data)
        next_page = request.args.get("next")
        if not next_page or url_parse(next_page).netloc != "":
            next_page = url_for("index")
        return redirect(next_page)
    return render_template("login.html", title="Login", form=form, hideLogin=True)


@app.route("/logout/")
def logout():
    logout_user()
    return redirect(url_for("index"))