import json,io,openpyxl
from openpyxl.utils import get_column_letter
wb=openpyxl.load_workbook('한국지역난방공사.xlsx'); ws=wb.active
merges=list(ws.merged_cells.ranges)
def eff(r,c):
    v=ws.cell(r,c).value
    if v is not None: return v
    for m in merges:
        if m.min_row<=r<=m.max_row and m.min_col<=c<=m.max_col:
            return ws.cell(m.min_row,m.min_col).value
    return None
def leafcol(r):
    last=None
    for c in range(4,11):
        if eff(r,c) not in (None,''): last=c
    return last
groups=json.load(io.open('_tabgroups.json',encoding='utf-8'))
bM=json.load(io.open('_newboardM.json',encoding='utf-8'))
def host_external(url):
    return ('/cyb/' in url) or ('kdhc.co.kr/kdhc/' not in url)
def classify(t):
    url=t['url']; mn=t['menuNo']
    if mn is None or host_external(url):
        return ('사이트',None,None)
    if t['board']:
        info=bM.get(url)
        if info:
            M,tag=info['M']
            if M in (0,) or (isinstance(M,str)):
                return ('게시판',0,'없음')  # may override
            return ('게시판',M,'어문')
        return ('게시판',0,'없음')
    return ('페이지',1,'어문')

plan=[]
for gi,g in enumerate(groups):
    anchor=[t for t in g if t['active']]
    note=''
    if not anchor:
        # category board (G7 사전정보공표): all same menuNo
        mns=set(t['menuNo'] for t in g)
        plan.append({'gi':gi,'type':'categoryboard','mns':list(mns),'tabs':[t['label'] for t in g]})
        continue
    a=anchor[0]
    if not a['sheet_rows']:
        plan.append({'gi':gi,'type':'active_not_in_sheet','self':a['label']}); continue
    r=a['sheet_rows'][0]; lc=leafcol(r); leaf=eff(r,lc)
    sib = (a['label']==leaf)
    news=[t for t in g if not t['in_sheet']]
    # also any OTHER present tabs (already in sheet as own rows) -> note
    others=[t for t in g if t['in_sheet'] and not t['active']]
    items=[]
    for t in news:
        L,M,N=classify(t)
        items.append({'label':t['label'],'menuNo':t['menuNo'],'url':t['url'],'L':L,'M':M,'N':N})
    plan.append({'gi':gi,'type':'sibling' if sib else 'child',
                 'anchor_row':r,'leafcol':get_column_letter(lc),'leaf':leaf,'self':a['label'],
                 'others_in_sheet':[(t['label'],t['sheet_rows']) for t in others],
                 'new':items})
io.open('_plan.json','w',encoding='utf-8').write(json.dumps(plan,ensure_ascii=False,indent=1))
# readable
L=[]
for p in plan:
    if p['type'] in ('categoryboard','active_not_in_sheet'):
        L.append(f"G{p['gi']} [{p['type']}] {p}"); continue
    L.append(f"G{p['gi']} [{p['type']}] anchor r{p['anchor_row']} {p['leafcol']}={p['leaf']!r} self={p['self']!r}")
    if p['others_in_sheet']: L.append(f"     others_already_in_sheet={p['others_in_sheet']}")
    for it in p['new']:
        L.append(f"     + {it['L']:3} M={str(it['M']):>4} N={it['N'] or '':4} | {it['label']} (menuNo={it['menuNo']})")
io.open('_plan.txt','w',encoding='utf-8').write('\n'.join(L))
print('groups planned:',len(plan))
print('total new rows:',sum(len(p.get('new',[])) for p in plan))