#!/usr/bin/env python
# -*- coding: utf-8 -*-
import argparse

# Parse Options
parser = argparse.ArgumentParser(description='Get Options.')
parser.add_argument('-i', type=argparse.FileType("r"),\
                    dest='clp', default='./My Clippings.txt',\
                    help='Input Clippings')
parser.add_argument('-b', type=str,\
                    dest='book', \
                    help='Booktitle to search for')
parser.add_argument('-w', type=int,\
                    dest='width', default='80',\
                    help='Width for long strings')
parser.add_argument('--page', type=str,\
                    dest='page', default='Seite',\
                    help='Localisation for term »page«')
parser.add_argument('--pos', type=str,\
                    dest='pos', default='Position',\
                    help='Localisation for term »position«')
parser.add_argument('--mark', type=str,\
                    dest='mark', default='Markierung',\
                    help='Localisation for term »highlight«')
parser.add_argument('--note', type=str,\
                    dest='note', default='Notiz',\
                    help='Localisation for term »note«')
parser.add_argument('--head', type=str,\
                    dest='head', default='Anmerkung',\
                    help='Localisation for term »note«')

args=parser.parse_args()

iline = args.clp.readlines()

# def for printing lines with fixed width
def printLines(s):
    pre = "  "
    width = args.width
    words=s.split()
    line = ''
    for word in words:
        if len(word) > width and len(line) == 0:
            print(pre + word)
        else:
            if len(word) + len(line) < width:
                if len(line) == 0:
                    line = pre + word
                else:
                    line = line + " " + word
            else:
                print(line)
                line = pre + word
    if len(line) > 0:
        print(line)


newEntry = 0
foundBook = False
foundBookPast = False
bookOld = ""
# read every line in the clipfile
for line in iline:
    # search for new entry to begin with ==…
    # if you find it, search for the right booktitle or just print it rightaway
    # if you are in an entry, print the position/page and so on
    if line.find("==========") == -1:
        if newEntry == 1:
            foundBook = False
            book = line
            if args.book:
                if book.find(args.book) != -1:
                    foundBook = True
                    if not foundBookPast:
                        print("# " + line)
                        print("## " + args.head)
                    foundBookPast = True
            else:
                if bookOld != line:
                    foundBook = True
                    print("# " + line)
                    print("## " + args.head)
                    bookOld = line
            newEntry = newEntry + 1
        elif foundBook:
            if newEntry == 2:
                if line.find(args.page) != -1:
                    splt = args.page + ' '
                else:
                    splt = args.pos + ' '
                page = line.split(splt)[1].split('|', 1)[0].strip()
                if page.find('-') != -1:
                    if page.split('-')[0] == page.split('-')[1]:
                        page = page.split('-')[0]
                if line.find(args.mark) != -1:
                    print("- " + splt + page + ":")
                if line.find(args.note) != -1:
                    print("- " + args.page + " " + page + " (*" \
                          + args.note + "*):")
            elif newEntry > 2:
                if line.strip() != "":
                    printLines(line)
            newEntry = newEntry + 1
    else:
        newEntry = 1