#!/usr/bin/env python3
"""Download splash art from 16colo.rs for SkyWalker-1 TUI.

Fetches pixel/teletext art from Mistigris packs on 16colo.rs and saves
them as bundled assets for the splash screen.

Usage:
    python scripts/fetch_art.py
"""

import urllib.request
import sys
from pathlib import Path

ASSETS_DIR = Path(__file__).resolve().parent.parent / "src" / "skywalker_tui" / "assets" / "splash"

ART_SOURCES = [
    {
        "url": "https://16colo.rs/pack/mist0717/raw/ILLARTERATE-SETI-100_02_SATELLITE.PNG",
        "filename": "seti-satellite.png",
        "artist": "Illarterate",
        "title": "S.E.T.I. Satellite",
        "pack": "mist0717",
    },
    {
        "url": "https://16colo.rs/pack/mist1119/raw/192.168.10.13-DIALTONE.JPG",
        "filename": "dialtone.jpg",
        "artist": "192.168.10.13",
        "title": "Dialtone",
        "pack": "mist1119",
    },
    {
        "url": "https://16colo.rs/pack/mist0523/raw/BLIPPYPIXEL-SO_FAR_AWAY.GIF",
        "filename": "so-far-away.gif",
        "artist": "Blippypixel",
        "title": "So Far Away",
        "pack": "mist0523",
    },
    {
        "url": "https://16colo.rs/pack/mist0121/raw/JELLICA_JAKE-PRODIGY.JPG",
        "filename": "prodigy-out-of-space.jpg",
        "artist": "Jellica Jake",
        "title": "Prodigy / Out of Space",
        "pack": "mist0121",
    },
    {
        "url": "https://16colo.rs/pack/mist1120/raw/BLIPPYPIXEL-SPACE_DOCKER.GIF",
        "filename": "space-docker.gif",
        "artist": "Blippypixel",
        "title": "Space Docker",
        "pack": "mist1120",
    },
]


def fetch_all():
    ASSETS_DIR.mkdir(parents=True, exist_ok=True)
    downloaded = 0

    for art in ART_SOURCES:
        dest = ASSETS_DIR / art["filename"]
        if dest.exists():
            print(f"  exists: {art['filename']}", file=sys.stderr)
            downloaded += 1
            continue

        print(f"  fetch:  {art['filename']} from {art['url']}", file=sys.stderr)
        try:
            req = urllib.request.Request(art["url"], headers={"User-Agent": "SkyWalker-1-TUI/0.1"})
            with urllib.request.urlopen(req, timeout=30) as resp:
                data = resp.read()
            dest.write_bytes(data)
            print(f"          {len(data):,} bytes -> {dest.name}", file=sys.stderr)
            downloaded += 1
        except Exception as e:
            print(f"  FAIL:   {art['filename']}: {e}", file=sys.stderr)

    # Write CREDITS.md
    credits = ASSETS_DIR / "CREDITS.md"
    lines = ["# Splash Art Credits\n", ""]
    lines.append("All artwork sourced from [16colo.rs](https://16colo.rs) /")
    lines.append("[Mistigris](https://mistigris.com) art packs.\n")
    lines.append("| File | Artist | Title | Pack |")
    lines.append("|------|--------|-------|------|")
    for art in ART_SOURCES:
        pack_url = f"https://16colo.rs/pack/{art['pack']}"
        lines.append(
            f"| `{art['filename']}` | {art['artist']} "
            f"| {art['title']} | [{art['pack']}]({pack_url}) |"
        )
    lines.append("")
    credits.write_text("\n".join(lines))

    print(f"\n  {downloaded}/{len(ART_SOURCES)} images downloaded to {ASSETS_DIR}", file=sys.stderr)
    return downloaded


if __name__ == "__main__":
    fetch_all()