ktyl.dev/src/garden/books.py

88 lines
2.3 KiB
Python

import sys
import os
import re
def print_usage():
print(f"usage: python {sys.argv[0]} DIR")
print(f"")
print(f"\tDIR\tdirectory containing markdown lists in files.")
if len(sys.argv) != 2:
print_usage()
exit(1)
base_path = os.path.abspath(sys.argv[1])
ready_list_name = "ready.md"
done_list_name = "all-done.md"
def get_path(list_name : str) -> str:
return os.path.join(base_path, list_name)
def get_matches(list_name : str) -> list[re.Match]:
# Matches a markdown list item
entry_pattern = re.compile(r"^[*-] \[([ *x])\] (.+) - (.+)")
matches = []
with open(get_path(list_name)) as f:
matches = [entry_pattern.match(l) for l in f.readlines()]
return [m for m in matches if m is not None]
class Book:
def __init__(self, match : re.Pattern):
self.mark = match.group(1) != " "
self.author = match.group(2)
self.title = match.group(3)
def is_metadata_complete(self):
if not self.title or not self.author:
return False
if self.title == "???" or self.author == "???":
return False
return True
@staticmethod
def get_list(list_name : str, filter_partial_metadata = True) -> []:
books = [Book(m) for m in get_matches(list_name)]
if filter_partial_metadata:
books = [b for b in books if b.is_metadata_complete()]
return books
def print_section(title : str, books : list[str]):
print(f"# {title} ({len(books)})\n")
longest_title = max([len(b.title) for b in books])
title_column_width = longest_title + 2
for book in books:
row = [book.title, book.author]
format_str = "- {: <" + str(title_column_width) + "} {: <20}"
print(format_str.format(*row))
print()
def print_in_progress():
books = [b for b in Book.get_list(ready_list_name, False) if b.mark]
print_section("in progress", books)
def print_completed():
books = Book.get_list(done_list_name)
print_section("up for borrowing", books)
def print_partial_metadata():
books = Book.get_list(ready_list_name, False)
books += Book.get_list(done_list_name, False)
books = [b for b in books if not b.is_metadata_complete()]
print_section("metadata incomplete", books)
print_in_progress()
print_completed()
print_partial_metadata()