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

# Nemubot is a modulable IRC bot, built around XML configuration files.
# Copyright (C) 2012  Mercier Pierre-Olivier
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import hooks
from server import Server

class Bot:
    def __init__(self, servers=dict(), modules=dict(), mp=list()):
        self.version = 3.2
        self.version_txt = "3.2"

        self.servers = servers
        self.modules = modules

        self.modules_path = mp
        self.datas_path = './datas/'

        self.hooks = hooks.MessagesHook()

    def addServer(self, node, nick, owner, realname):
        """Add a new server to the context"""
        srv = Server(node, nick, owner, realname)
        if srv.id not in self.servers:
            self.servers[srv.id] = srv
            if srv.autoconnect:
                srv.launch(self)
            return True
        else:
            return False


    def add_module(self, module):
        """Add a module to the context, if already exists, unload the
        old one before"""
        # Check if the module already exists
        for mod in self.modules.keys():
            if self.modules[mod].name == module.name:
                self.unload_module(self.modules[mod].name)
                break

        self.modules[module.name] = module
        return True


    def add_modules_path(self, path):
        """Add a path to the modules_path array, used by module loader"""
        # The path must end by / char
        if path[len(path)-1] != "/":
            path = path + "/"

        if path not in self.modules_path:
            self.modules_path.append(path)
            return True

        return False


    def unload_module(self, name, verb=False):
        """Unload a module"""
        if name in self.modules:
            self.modules[name].save()
            if hasattr(self.modules[name], "unload"):
                self.modules[name].unload()
            # Remove from the dict
            del self.modules[name]
            return True
        return False


    def quit(self, verb=False):
        """Save and unload modules and disconnect servers"""
        if verb: print ("Save and unload all modules...")
        k = list(self.modules.keys())
        for mod in k:
            print (mod)
            self.unload_module(mod, verb)

        if verb: print ("Close all servers connection...")
        k = list(self.servers.keys())
        for srv in k:
            self.servers[srv].disconnect()


def hotswap(bak):
    return Bot(bak.servers, bak.modules, bak.modules_path)

def reload():
    import imp

    import prompt.builtins
    imp.reload(prompt.builtins)

    import hooks
    imp.reload(hooks)

    import xmlparser
    imp.reload(xmlparser)
    import xmlparser.node
    imp.reload(xmlparser.node)

    import importer
    imp.reload(importer)

    import server
    imp.reload(server)

    import channel
    imp.reload(channel)

    import DCC
    imp.reload(DCC)

    import message
    imp.reload(message)