#!/bin/python3
import os

#add script's directory to PATH
__location__ = os.path.realpath(
    os.path.join(os.getcwd(), os.path.dirname(__file__)))

links = open(os.path.join(__location__, "links.txt"), "r")

header = open(os.path.join(__location__, "header.html"), "r")
footer = open(os.path.join(__location__, "footer.html"), "r")
out = open(os.path.join(__location__, "links.html"), "w")

out.write(header.read())

line = links.readline()

# state
NONE = 0
TITLE = 1
NAME = 2
URL = 3

state_graph = {
    '#': TITLE,
    '[': NAME,
    ']': NONE,
    '(': URL,
    ')': NONE
}

closing_pairs = {
    '{':'}',
    '[':']',
    '(':')'
}

state = NONE
url_name = ""
while(line):


    if line[0] == '~':
        line = links.readline()
        continue

    if line[0] == '#':
        out.write("</div>")

    for c in closing_pairs:
        i = line.find(c)
        if i > -1:
            j = line.find(closing_pairs[c])
            if(c == -1): 
                quit()

            content = line[i+1:j]
            if c == '{':
                out.write(  "<div class=\"link-block\">"
                            "<p><b>" + content + "</b></p>\n")
            elif c == '[':
                url_name = content
            elif c == '(':
                out.write("<a class=\"links\" href=\"" + content + "\">" + url_name + "</a><br>\n")

    line = links.readline()

out.write("<br><br><br><p><i>This page was generated by</i></p>\n")
out.write("<a href=\"genlinks.py\">genlinks.py</a><br>\n")
out.write("<a href=\"links.txt\">links.txt</a><br>\n")
out.write("<br><br><br><br> <center> <img src=\"old-man-willow.png\" alt=\"old-man-willow\"> </center>")
out.write(footer.read())