"""生成正式字标和全部组合 SVG 到 svg/（决策 B4：H2 比例 + F2 中文 + E5 英文 + C2 视觉对齐）。

用法：.work/venv/bin/python scripts/build_logo.py
通常由 scripts/build_assets.sh 调用；运行前 svg/ 里要已有 seal*.svg。
"""
from logo_lib import FINAL, FINAL_INSET, LOGO, NAVY, SEAL_RED, WHITE, lockup_h2, lockup_vertical, seal_group, wordmark

SVG = LOGO / "svg"


def write(name, svg):
    (SVG / name).write_text(svg)


def wordmark_svg(color, pad=2):
    body, w, h = wordmark(FINAL, color, inset=FINAL_INSET)
    return f'<svg xmlns="http://www.w3.org/2000/svg" viewBox="{-pad} {-pad} {w + 2 * pad:.2f} {h + 2 * pad:.2f}">{body}</svg>'


write("wordmark.svg", wordmark_svg(NAVY))
write("wordmark-reverse.svg", wordmark_svg(WHITE))

for kind, suffix in (("textured", "-textured"), ("clean", "")):
    for color, dark, rev in ((NAVY, False, ""), (WHITE, True, "-reverse")):
        body, w, h = wordmark(FINAL, color, inset=FINAL_INSET)
        write(f"logo-horizontal{suffix}{rev}.svg", lockup_h2(body, w, h, on_dark=dark, kind=kind))
        write(f"logo-vertical{suffix}{rev}.svg", lockup_vertical(body, w, h, on_dark=dark, kind=kind))

# 单色：干净版印章 + 字标同色
for color, name in (("#000000", "logo-mono-black.svg"), ("#FFFFFF", "logo-mono-white.svg")):
    body, w, h = wordmark(FINAL, color, inset=FINAL_INSET)
    write(name, lockup_h2(body, w, h, kind="clean", seal_color=color))

# 应用图标：印泥铺满，不留白边。印章实心部分撑满画布，毛边外的空隙用印章红补齐；
# 印章下面垫纸色底，白字和颗粒仍显示为白色
seal, _ = seal_group("textured", 0, 0, 100, on_dark=True)
write("app-icon.svg", f'<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100">'
                      f'<rect width="100" height="100" fill="{SEAL_RED}"/>{seal}</svg>')

print("ok", sorted(p.name for p in SVG.glob("logo-*.svg")) + ["wordmark.svg", "wordmark-reverse.svg", "app-icon.svg"])