import shared
import ConfigParser
import sys
import os

storeConfigFilesInSameDirectoryAsProgramByDefault = False  # The user may de-select Portable Mode in the settings if they want the config files to stay in the application data folder.

def loadConfig():
    # First try to load the config file (the keys.dat file) from the program
    # directory
    shared.config = ConfigParser.SafeConfigParser()
    shared.config.read('keys.dat')
    try:
        shared.config.get('bitmessagesettings', 'settingsversion')
        print 'Loading config files from same directory as program'
        shared.appdata = ''
    except:
        # Could not load the keys.dat file in the program directory. Perhaps it
        # is in the appdata directory.
        shared.appdata = shared.lookupAppdataFolder()
        shared.config = ConfigParser.SafeConfigParser()
        shared.config.read(shared.appdata + 'keys.dat')
        try:
            shared.config.get('bitmessagesettings', 'settingsversion')
            print 'Loading existing config files from', shared.appdata
        except:
            # This appears to be the first time running the program; there is
            # no config file (or it cannot be accessed). Create config file.
            shared.config.add_section('bitmessagesettings')
            shared.config.set('bitmessagesettings', 'settingsversion', '6')
            shared.config.set('bitmessagesettings', 'port', '8444')
            shared.config.set(
                'bitmessagesettings', 'timeformat', '%%a, %%d %%b %%Y  %%I:%%M %%p')
            shared.config.set('bitmessagesettings', 'blackwhitelist', 'black')
            shared.config.set('bitmessagesettings', 'startonlogon', 'false')
            if 'linux' in sys.platform:
                shared.config.set(
                    'bitmessagesettings', 'minimizetotray', 'false')
                                  # This isn't implimented yet and when True on
                                  # Ubuntu causes Bitmessage to disappear while
                                  # running when minimized.
            else:
                shared.config.set(
                    'bitmessagesettings', 'minimizetotray', 'true')
            shared.config.set(
                'bitmessagesettings', 'showtraynotifications', 'true')
            shared.config.set('bitmessagesettings', 'startintray', 'false')
            shared.config.set('bitmessagesettings', 'socksproxytype', 'none')
            shared.config.set(
                'bitmessagesettings', 'sockshostname', 'localhost')
            shared.config.set('bitmessagesettings', 'socksport', '9050')
            shared.config.set(
                'bitmessagesettings', 'socksauthentication', 'false')
            shared.config.set('bitmessagesettings', 'socksusername', '')
            shared.config.set('bitmessagesettings', 'sockspassword', '')
            shared.config.set('bitmessagesettings', 'keysencrypted', 'false')
            shared.config.set(
                'bitmessagesettings', 'messagesencrypted', 'false')
            shared.config.set('bitmessagesettings', 'defaultnoncetrialsperbyte', str(
                shared.networkDefaultProofOfWorkNonceTrialsPerByte))
            shared.config.set('bitmessagesettings', 'defaultpayloadlengthextrabytes', str(
                shared.networkDefaultPayloadLengthExtraBytes))
            shared.config.set('bitmessagesettings', 'minimizeonclose', 'false')
            shared.config.set(
                'bitmessagesettings', 'maxacceptablenoncetrialsperbyte', '0')
            shared.config.set(
                'bitmessagesettings', 'maxacceptablepayloadlengthextrabytes', '0')

            if storeConfigFilesInSameDirectoryAsProgramByDefault:
                # Just use the same directory as the program and forget about
                # the appdata folder
                shared.appdata = ''
                print 'Creating new config files in same directory as program.'
            else:
                print 'Creating new config files in', shared.appdata
                if not os.path.exists(shared.appdata):
                    os.makedirs(shared.appdata)
            with open(shared.appdata + 'keys.dat', 'wb') as configfile:
                shared.config.write(configfile)

            if shared.config.getint('bitmessagesettings', 'settingsversion') == 1:
                shared.config.set('bitmessagesettings', 'settingsversion', '4')
                          # If the settings version is equal to 2 or 3 then the
                          # sqlThread will modify the pubkeys table and change
                          # the settings version to 4.
                shared.config.set('bitmessagesettings', 'socksproxytype', 'none')
                shared.config.set('bitmessagesettings', 'sockshostname', 'localhost')
                shared.config.set('bitmessagesettings', 'socksport', '9050')
                shared.config.set('bitmessagesettings', 'socksauthentication', 'false')
                shared.config.set('bitmessagesettings', 'socksusername', '')
                shared.config.set('bitmessagesettings', 'sockspassword', '')
                shared.config.set('bitmessagesettings', 'keysencrypted', 'false')
                shared.config.set('bitmessagesettings', 'messagesencrypted', 'false')
                with open(shared.appdata + 'keys.dat', 'wb') as configfile:
                    shared.config.write(configfile)