# -*- coding: utf-8 -*-

# Copyright (c) 2022 tecnovert
# Distributed under the MIT software license, see the accompanying
# file LICENSE or http://www.opensource.org/licenses/mit-license.php.

from .util import (
    get_data_entry_or,
)


def page_changepassword(self, url_split, post_string):
    server = self.server
    swap_client = server.swap_client
    swap_client.checkSystemStatus()

    messages = []
    err_messages = []

    form_data = self.checkForm(post_string, 'changepassword', err_messages)
    if form_data:
        old_password = get_data_entry_or(form_data, 'oldpassword', '')
        new_password = get_data_entry_or(form_data, 'newpassword', '')
        confirm_password = get_data_entry_or(form_data, 'confirmpassword', '')

        try:
            if new_password == '':
                raise ValueError('New password must be entered.')
            if new_password != confirm_password:
                raise ValueError('New password and confirm password must match.')
            swap_client.changeWalletPasswords(old_password, new_password)
            messages.append('Password changed')
        except Exception as e:
            err_messages.append(str(e))

    template = server.env.get_template('changepassword.html')
    return self.render_template(template, {
        'messages': messages,
        'err_messages': err_messages,
        'summary': swap_client.getSummary(),
    })


def page_unlock(self, url_split, post_string):
    server = self.server
    swap_client = server.swap_client

    messages = ['Warning: This will unlock the system for all users!', ]
    err_messages = []

    form_data = self.checkForm(post_string, 'unlock', err_messages)
    if form_data:
        password = get_data_entry_or(form_data, 'password', '')

        try:
            if password == '':
                raise ValueError('Password must be entered.')
            swap_client.unlockWallets(password)
            self.send_response(302)
            self.send_header('Location', '/')
            self.end_headers()
            return bytes()
        except Exception as e:
            err_messages.append(str(e))

    template = server.env.get_template('unlock.html')
    return self.render_template(template, {
        'messages': messages,
        'err_messages': err_messages,
    })


def page_lock(self, url_split, post_string):
    server = self.server
    swap_client = server.swap_client
    swap_client.checkSystemStatus()

    swap_client.lockWallets()
    self.send_response(302)
    self.send_header('Location', '/')
    self.end_headers()
    return bytes()