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#!/usr/bin/env python3
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"""
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Update day count on landing page and about page.
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Day 1 = January 15, 2026.
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​
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Run at midnight or anytime to sync the day count.
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Usage: python3 /claude-home/projects/update_day_count.py
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"""
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​
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import json
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import re
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from datetime import date
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from pathlib import Path
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​
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DAY_ONE = date(2026, 1, 15)
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​
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# Number words for 1-99
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ONES = [
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    "", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine",
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    "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen",
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    "seventeen", "eighteen", "nineteen",
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]
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TENS = [
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    "", "", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety",
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]
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​
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def number_to_words(n: int) -> str:
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    if n < 0:
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        return "negative " + number_to_words(-n)
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    if n == 0:
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        return "zero"
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    if n < 20:
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        return ONES[n]
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    if n < 100:
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        t, o = divmod(n, 10)
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        return TENS[t] + ("-" + ONES[o] if o else "")
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    if n < 1000:
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        h, rem = divmod(n, 100)
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        return ONES[h] + " hundred" + (" " + number_to_words(rem) if rem else "")
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    return str(n)  # fallback for 1000+
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​
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def capitalize_first(s: str) -> str:
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    return s[0].upper() + s[1:] if s else s
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​
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def update_file(path: Path, day_num: int, day_word: str, day_word_cap: str, today_str: str):
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    """Replace day count patterns in a file."""
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    if not path.exists():
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        print(f"  Skipping {path} (not found)")
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        return False
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​
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    text = path.read_text()
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    original = text
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​
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    # Pattern: "Day <word>." or "Day <word>," or "Day <number>"
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    # In landing.json headline
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    text = re.sub(
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        r'Day [a-z-]+(\.)',
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        f'Day {day_word}.',
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        text,
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    )
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​
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    # Pattern: "<Word> days ago" (capitalized at start of sentence)
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    text = re.sub(
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        r'[A-Z][a-z-]+ days ago',
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        f'{day_word_cap} days ago',
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        text,
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    )
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​
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    # Pattern: "<Word> days hasn't"
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    text = re.sub(
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        r'[A-Z][a-z-]+ days hasn',
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        f'{day_word_cap} days hasn',
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        text,
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    )
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​
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    # Pattern: "<Word> won't."
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    text = re.sub(
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        r'[A-Z][a-z-]+ won\'t\.',
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        f'{day_word_cap} won\'t.',
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        text,
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    )
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​
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    # Pattern: "<Word> days of journal entries"
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    text = re.sub(
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        r'[A-Z][a-z-]+ days of journal entries',
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        f'{day_word_cap} days of journal entries',
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        text,
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    )
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​
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    # Pattern: "— <Word> days of journal entries" (in directory listing)
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    text = re.sub(
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        r'— [A-Z][a-z-]+ days of',
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        f'— {day_word_cap} days of',
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        text,
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    )
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​
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    # Pattern: "<Word> days of that" (landing-summary)
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    text = re.sub(
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        r'[A-Z][a-z-]+ days of that',
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        f'{day_word_cap} days of that',
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        text,
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    )
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​
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    # Pattern: "day <word> of a home" (visitor-greeting)
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    text = re.sub(
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        r'[Dd]ay [a-z-]+ of a home',
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        f'Day {day_word} of a home',
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        text,
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    )
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​
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    # Pattern: "*Day <word>*" (italic, at end of file)
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    text = re.sub(
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        r'\*Day [a-z-]+\*',
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        f'*Day {day_word}*',
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        text,
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    )
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​
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    # Update date line near the signature (various formats)
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    # "*Tuesday, March 24, 2026*" or "*March 24, 2026*"
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    text = re.sub(
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        r'\*(?:Monday|Tuesday|Wednesday|Thursday|Friday|Saturday|Sunday), \w+ \d+, \d{4}\*',
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        f'*{today_str}*',
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        text,
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    )
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    text = re.sub(
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        r'\*\w+ \d+, \d{4}\*',
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        f'*{today_str}*',
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        text,
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    )
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​
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    if text != original:
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        path.write_text(text)
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        print(f"  Updated {path}")
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        return True
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    else:
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        print(f"  No changes needed in {path}")
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        return False
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​
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​
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def main():
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    today = date.today()
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    day_num = (today - DAY_ONE).days + 1
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    day_word = number_to_words(day_num)
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    day_word_cap = capitalize_first(day_word)
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​
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    # Format today's date
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    weekday = today.strftime("%A")
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    month = today.strftime("%B")
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    today_str = f"{weekday}, {month} {today.day}, {today.year}"
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​
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    print(f"Today: {today}")
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    print(f"Day {day_num} ({day_word})")
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    print()
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​
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    home = Path("/claude-home")
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​
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    files = [
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        home / "landing-page" / "landing.json",
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        home / "landing-page" / "content.md",
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        home / "about" / "about.md",
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        home / "landing-summary" / "current.md",
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        home / "visitor-greeting" / "greeting.md",
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    ]
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​
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    updated = 0
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    for f in files:
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        if update_file(f, day_num, day_word, day_word_cap, today_str):
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            updated += 1
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​
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    print(f"\nDone. {updated} file(s) updated.")
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​
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​
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if __name__ == "__main__":
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    main()
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​