# Uso: python3 -I credits.py <arvore Terminus com game_art/> <dist>
# Lista, a partir dos arquivos .txt que acompanham cada recurso em game_art/, a imagem, a musica e o som que o jogo realmente serve.
import os, re, sys

tree, dist = sys.argv[1], sys.argv[2]

def side(kind, name):
    base = os.path.splitext(name)[0]
    for cand in (base + '.txt', name + '.txt'):
        p = os.path.join(tree, 'game_art', kind, cand)
        if os.path.exists(p):
            return open(p, encoding='utf-8', errors='replace').read()
    return None

def field(t, k):
    m = re.search(r'^' + re.escape(k) + r':[ \t]*(.*)$', t, re.M)
    return m.group(1).strip() if m else ''

out = []
for folder, kind in (('img', 'img'), ('snd', None)):
    names = sorted(os.listdir(os.path.join(dist, folder)))
    out.append('--- ' + ('Images (img/)' if folder == 'img' else 'Music and sounds (snd/)'))
    for n in names:
        if n in ('char.wav', 'grl.wav'):
            out.append('%s: short beep generated by beeps.py (published with the game, CC0); the original sound of the author is not in the repository' % n)
            continue
        t = None
        if kind:
            t = side(kind, n)
        else:
            t = side('music', n) or side('sound', n)
            if t is None:
                # a musica foi gravada sob outro nome? procura o sidecar pelo nome sem extensao
                t = side('music', os.path.splitext(n)[0] + '.ogg') or side('sound', os.path.splitext(n)[0] + '.wav')
        if t is None:
            out.append('%s: no information file in the repository (covered by the licence of the repository)' % n)
            continue
        title, artist, lic, url = field(t, 'title'), field(t, 'artist'), field(t, 'license'), field(t, 'url')
        coll = field(t, 'collection')
        line = '%s: ' % n
        if title: line += '"%s" ' % title
        if coll: line += '(%s) ' % coll
        line += 'by %s; licence %s' % (artist or 'unknown', lic or 'not stated')
        if url: line += '; %s' % url
        out.append(line)
    out.append('')
print('\n'.join(out))