# Get some basic modules

DEFHOST = 'flapjack.cs.orst.edu'
DEFPORT = 55571

import sys,time,string

import ihBrowser, ihDoc, ihURL

class DocTracker(ihURL.LineURL):

    def __init__(self,doc,host,port):

	# Last document state which was sent to the server.
	self.last_clock = time.time()
	self.last_top = 0
	self.last_bottom = 0
	self.last_lines = 0
	self.doc = doc

	ihURL.LineURL.__init__(self,doc,'tcp://' + host + ':' + `port`)
	result = (self.GetStatus(),self.GetURL())
	self.sock_result = `result`
	self.sock_address = self.GetURL()

	self.Write("* send\n")

	# Connect to the server.
##	try:
##	    ihURL.LineURL.__init__(self,doc,'tcp:'+host+':'+port)
##	    self.sock_result = '(0, Okay)'
##	    self.sock_address = self.GetURL()
##
##	except:
##	    self.conn = None
##	    self.server = None
##	    self.sock_result = `sys.get_exception()`
##	    self.sock_address = "-nothing-"

    def OnLine(self,lines):
	self.doc.ShowProgress(self.GetURL() + ' - ' + lines[-1])

    def OnError(self,error):
	addr = self.GetURL()
	if( not addr ): addr = '[tcp connection]'
	self.doc.ShowProgress(addr + ' - ' + error)

    # Global document event handler.  After instantiating this class,
    # this method can be attached to the document's list of handlers.
    def doc_handler(self,doc,event):
	self.send_scrollpos(doc,event.Code)

    # Send a new document state message to the server.
    def send_scrollpos(self,doc,action):
	if self.last_clock != 0:
	    new_clock = time.time()
	    elapsed = new_clock - self.last_clock
	    #print "last_clock", self.last_clock, "new_clock", new_clock, "elapsed", elapsed
	    self.last_clock = new_clock
	    if(elapsed > 0.2):
		action = string.lower(action+"")
		txt = "* " + action + ": top=" \
		      + `self.last_top` \
		      + "; bot=" + `self.last_bottom` \
		      + "; total=" + `self.last_lines` \
		      + "; time=" + ("%.2f" % elapsed) + " secs\n"
		txt = "* " + action + " " + `self.last_top` + " " \
		      + `self.last_bottom` + " " + `self.last_lines` + " " \
		      + ("%.2f" % elapsed) + "\n"
		#print 'Going to send:', txt
		if( self.GetStatus() == ihURL.URL_INTERACTIVE ):
		    self.Write(txt)
	    else:
		self.last_clock = time.time()
	self.last_top = doc.ViewTop
	self.last_bottom = doc.ViewBottom
	self.last_lines = doc.DocHeight

class ihMain(ihDoc.Document):

    def __init__(self,**args):

        apply(ihDoc.Document.__init__,(self,),args)

	self.tracker = DocTracker(self,DEFHOST,DEFPORT)

	self.ShowProgress()

	# Display the document.
	self.Reformat()

	# Install handler

	#print 'Ready to send data...'
	self.tracker.send_scrollpos(self,"initpos")
	self.Handlers.append(self.tracker.doc_handler)

__export__ = ['ihMain']