__module_name__ = "xchat-give-talk" 
__module_version__ = "1.0" 
__module_description__ = "Walk through a text file line by line with the /next command" 
 
import xchat
TALKS = {}
TALK_POINTER = {}
TALK_NAMES = {}
def talkload(words, word_eol, userdata):
    fn = " ".join(words[1:])
    channel = xchat.get_info("channel")
    try:
        fp = open(fn)
    except IndexError:
        xchat.prnt("Couldn't load talk '%s'" % fn)
        return
    TALKS[channel] = [x for x in fp.read().split("\n") if x]
    TALK_POINTER[channel] = 0
    TALK_NAMES[channel] = fn
    fp.close()
    xchat.prnt("Talk %s loaded. Use /talknext to start displaying it and /talkinfo for information about it." % fn)

def next(words, word_eol, userdata):
    channel = xchat.get_info("channel")
    if TALK_POINTER[channel] >= len(TALKS[channel]):
        xchat.prnt("No next line; talk is finished")
        return
    xchat.command("say " + TALKS[channel][TALK_POINTER[channel]])
    TALK_POINTER[channel] += 1

def info(words, word_eof, userdata):
    channel = xchat.get_info("channel")
    xchat.prnt("Current talk for %s: %s" % (channel, TALK_NAMES[channel]))
    if TALK_POINTER[channel] == 0:
        xchat.prnt("Have not started displaying this talk yet")
    else:
        xchat.prnt("Last line displayed: %s" % TALKS[channel][TALK_POINTER[channel]-1])
    if TALK_POINTER[channel] == len(TALKS[channel]):
        xchat.prnt("This talk is finished")
    else:
        xchat.prnt("Next line to be displayed: %s" % TALKS[channel][TALK_POINTER[channel]])
    xchat.prnt("Currently on line %s out of %s" % (TALK_POINTER[channel], len(TALKS[channel])))

xchat.hook_command("talkload", talkload, help="/talkload <textfile>")
xchat.hook_command("talknext", next, help="/talknext - shows the next line in the current talk")
xchat.hook_command("talkinfo", info, help="/talkinfo - shows info about the current talk")

xchat.prnt("Ready to load talks.")
xchat.prnt("Use /talkload <textfile> to load a talk for this channel")