import datetime

import db.types

import db.pool

import db.cache

import page.root

import page.error

import action.actions

import session

class Server:

  def __init__(self, config):

    urlprefix = str(config.get('urlprefix', ''))

    while urlprefix[-1:] == '/':

      urlprefix = urlprefix[:-1]

    config_db = config.get('db', dict())

    config_db_pool = config_db.get('pool', dict())

    config_db_cache = config_db.get('cache', dict())

    config_users = config.get('users', dict())

    config_session = config.get('session', dict())

    self.config = {

      'urlprefix'     : urlprefix,

      'urldataprefix' : str(config.get('urldataprefix', urlprefix + '/data')),

      'db': {

        'connection'  : dict(config_db.get('connection', dict())),

        'prefix'      : str(config_db.get('prefix', '')),

        'retrytime'   : float(config_db.get('retrytime', 0)),

        'pool': {

          'read'      : int(config_db_pool.get('read' , 10)),

          'write'     : int(config_db_pool.get('write', 10)),

        },

        'cache': {

          'maxcount'  : int(config_db_cache.get('maxcount', 10000)),

        },

      },

      'users': {

        'salt'        : str(config_users.get('salt', 'ndina82899nda90pn0al')),

        'selfcreate'  : bool(config_users.get('selfcreate', False)),

        'selfdelete'  : bool(config_users.get('selfdelete', False)),

        'showlist'    : bool(config_users.get('showlist', False)),

        'showprofile' : bool(config_users.get('showprofile', True)),

      },

      'session': {

        'time'        : float(config_session.get('time', 30*60))

      },

    }

    assert self.config['db']['retrytime'] >= 0

    assert self.config['db']['prefix'] == '' \

        or self.config['db']['prefix'].isidentifier()

    assert self.config['db']['pool']['read']  > 0

    assert self.config['db']['pool']['write'] > 0

    assert self.config['db']['cache']['maxcount'] > 0

    assert self.config['session']['time'] > 0

    if self.config['urlprefix'] != '':

      assert self.config['urlprefix'][0] == '/'

      for i in self.config['urlprefix'][1:].split('/'):

        assert i.isalnum()

    self.dbtypebytype = db.types.bytype

    self.dbtypebychar = db.types.bychar

    self.dbpool = db.pool.Pool(self)

    self.dbcache = db.cache.Cache(self)

    self.sessions = session.SessionManager(self)

    self.pageroot      = page.root.RootPage()

    self.pageforbidden = page.error.ErrorPage('403', 'Forbidden')

    self.pagenotfound  = page.error.ErrorPage('404', 'Page Not Found')

    self.actions = action.actions.actions