# -*- coding: utf-8 -*-
u"""服务器上算 GND 缝合孔位（2026-09-11 混合布线收尾）：pour_base.stitch_points 默认读 _base_routes.json（脚本布线缓存），
板上现在是「预布 + EasyEDA 自动布线 + 手改」，所以把它的 routes() 换成板上快照再算。本机只拿结果下发。

    DCDC_ROUTE_SERVER=1 /root/pypy/bin/pypy3 .claude/r2/stitch_srv.py      # 读 _board_for_stitch.json，写 _stitch_pts.json
"""
import io
import json
import os
import sys

if os.environ.get('DCDC_ROUTE_SERVER') != '1':
    sys.exit(u'!! 孔位搜索只在服务器上跑（DCDC_ROUTE_SERVER=1），见 CLAUDE.md')
HERE = os.path.dirname(os.path.abspath(__file__))
sys.path.insert(0, os.path.dirname(HERE))
sys.path.insert(0, HERE)
import pour_base as PB                                           # noqa: E402


def main():
    b = json.load(io.open(os.path.join(HERE, '_board_for_stitch.json'), encoding='utf-8'))
    pre = json.load(io.open(os.path.join(HERE, '_base_preroute_0911b.json'), encoding='utf-8'))
    segs = [s[:7] for s in b['segs'] if s[0] in (1, 2, 15, 16)]
    vias = [v[:3] for v in b['vias']]
    PB._ROUTES[0] = (segs, vias, pre.get('v12_patch'))
    pts = PB.stitch_points(PB.plan())
    io.open(os.path.join(HERE, '_stitch_pts.json'), 'w', encoding='utf-8').write(json.dumps(pts))
    print(u'缝合孔 %d 个（板上快照：%d 段 / %d 孔）' % (len(pts), len(segs), len(vias)))


if __name__ == '__main__':
    main()