#!/usr/bin/ev python
# -*- coding:utf-8 -*-
#
# Hack on http://codeviewer.org/view/code:9af;view:text
# First, we're going to use a more intuitive menu system;


# Check dependencies
try:
    import sys, getpass, twitter
except Exception,e:
    print """Dependency load failed, and needs installing
Please double check all dependecies; Error message:

%s""" % ( e )
    raise SystemExit

class Feeder:
    def __init__( self, twit ):
        self.twit = twit
        self.twit.SetSource( "Twit-Twoo" )
        # Menu system
        while(1):
            a = raw_input("Enter Command; ? for help\n> ")
            opt = a.split(" ")
            if len(opt) == 1: opt.append( 'null' )
            if a == 'q' : self.quit( 'null' )
            try:
                { '?'           : self.help,
                  'viewall'     : self.view_all_user,
                  'view'        : self.view_latest_user,
                  'viewfriends' : self.view_latest_friends,
                  'post'        : self.post_status
                  }[ opt[0] ]( opt[1:] )
            except:
                self.help("null")
            
    def view_latest_user( self, who ):
        """
        Just return the last tweet from a twit (Twat?)
        """
        stat = self.twit.GetUser( who[0] )
        print "%s on %s (%s):\n%s\n" %( stat.name, stat.GetStatus().created_at, stat.GetStatus().relative_created_at, stat.GetStatus().text )
    def view_all_user( self, who ):
        """
        View last 20 tweets from a user (No more jokes as above, wasn't funny then
        """
        for user in self.twit.GetUserTimeline( who[0] ):
            print user.text
    def view_latest_friends( self, nul ):
        """
        Essentially, get through each friend and get their latest tweet
        S-L-O-W, Avoid!!!
        """
        friends = self.twit.GetFriends()
        for friend in friends:
            self.view_latest_user( friend.id )
    def view_latest_order( self ):
        """
        Just as looking on your User Home
        """
        #TODO
        pass
    def post_status( self, status ):
        """
        Posts status/Tweets. Simple enough, the basic want and need
        (Not wanton need- thats too carnal)
        """
        # Did the user specify one? Don't want to be sending 'null'
        # Check length, too
        stat_str = ""
        for word in status:
            stat_str = "%s%s " % (stat_str, word )
        if stat_str == 'null' or len( stat_str ) >= 140:
            print "You must specify a message, of which the length must be 140 chars or fewer"
        else:
            self.twit.PostUpdate( stat_str )

    def help( self, nul ):
        """
        Return the options we're giving the user
        """
        #TODO
        pass
    def quit( self, nul ):
        """
        Does what it says on the Tin
        """
        print "Now Exiting..."
        raise SystemExit
if __name__ == '__main__':
    def usage():
        print """Usage:
        %s <username> ( Login with specified user )
        or:
        %s            ( Prompts for user )
        Please do not enter your password on the command line
        """ % ( sys.argv[0], sys.argv[0] )
        raise SystemExit
    try:
        if len( sys.argv ) == 1:
            uname, pw = raw_input( "Twitter client\nUsername:\n> " ), getpass.getpass( "Password:\n> " )
        elif len( sys.argv ) == 2:
            uname, pw = sys.argv[1], getpass.getpass( "Twitter client\nPassword:\n> ")
        else:
            usage()
    except:
        print "Some error occurred"
        raise SystemExit

    twit = twitter.Api( username=uname, password=pw )
    try:
        Feeder( twit )
    except:
        print "Could not create Twitter object"
        raise SystemExit