'''Implements  a basic serial interface for fetching SMS PDUs from an
Ericcson T39 phone.

'''
import serial
from .pdu import SMS_SUBMIT

class T39(object):
    def __init__(self, file="/dev/tty.T39-SerialPort1-1"):
        self.file = file

        self.ser = serial.Serial(file, 115200)
        self.pdu = None

        for s in ('ATZ', 'AT+CPMS="ME","ME","ME"', 'AT+CNMI=3,3,2,0,0'):
            self.ser.write("%s\r" % s)

        while True:
            d = self.ser.readline()
            print d
            if d.startswith("OK"):
                break
    
    def fetch(self):
        s = self.ser.readline()
        self.pdu = SMS_SUBMIT.fromPDU(s)
        return self.pdu

# Copyright (c) 2011 eKit.com Inc (http://www.ekit.com/)
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
#  The above copyright notice and this permission notice shall be included in
#  all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
