# coding: utf-8
import openpyxl, io, re
wb=openpyxl.load_workbook('한국인터넷진흥원.xlsx'); ws=wb.active
out=io.open('_verify_out.txt','w',encoding='utf-8')
N=ws.max_row
issues=[]
# B continuity
bs=[ws.cell(r,2).value for r in range(3,N+1)]
exp=list(range(1,len(bs)+1))
if bs!=exp: issues.append('B not 1..%d (first mismatch idx %s)'%(len(bs),next((i for i,(a,b) in enumerate(zip(bs,exp)) if a!=b),'?')))
# merge overlaps
ranges=list(ws.merged_cells.ranges)
cells_seen={}
overlap=0
for mr in ranges:
    for rr in range(mr.min_row,mr.max_row+1):
        for cc in range(mr.min_col,mr.max_col+1):
            if (rr,cc) in cells_seen: overlap+=1
            cells_seen[(rr,cc)]=1
if overlap: issues.append('merge overlap cells=%d'%overlap)
# DEF gap: row where col c empty but deeper col c+1 filled (within D..J)
gap=0
for r in range(3,N+1):
    vals=[ws.cell(r,c).value for c in range(4,11)]
    # account for merged: get effective
    pass
# effective check
eff={r:[ws.cell(r,c).value for c in range(4,11)] for r in range(3,N+1)}
for mr in ranges:
    if mr.min_col>=4 and mr.max_col<=10:
        v=ws.cell(mr.min_row,mr.min_col).value
        for rr in range(mr.min_row,mr.max_row+1):
            eff[rr][mr.min_col-4]=v
for r in range(3,N+1):
    vv=eff[r]
    seen_empty=False
    for i,x in enumerate(vv):
        if x in (None,''): seen_empty=True
        elif seen_empty:
            gap+=1; break
if gap: issues.append('DEF gap rows=%d'%gap)
# K hyperlink vs value mismatch
kmis=0
for r in range(3,N+1):
    kc=ws.cell(r,11); v=kc.value
    if isinstance(v,str) and v.startswith('http'):
        if not kc.hyperlink or str(kc.hyperlink.target if hasattr(kc.hyperlink,'target') else kc.hyperlink)!=v:
            kmis+=1
if kmis: issues.append('K hyperlink mismatch=%d'%kmis)
# header rows intact
h1=ws.cell(1,2).value; h2=ws.cell(2,2).value
out.write('rows=%d  header B1=%r B2=%r\n'%(N,h1,h2))
out.write('merged ranges=%d\n'%len(ranges))
out.write('ISSUES: %s\n'%(issues if issues else 'NONE'))
# count L types
from collections import Counter
lc=Counter(ws.cell(r,12).value for r in range(3,N+1))
out.write('L dist: %r\n'%dict(lc))
out.close(); print(open('_verify_out.txt',encoding='utf-8').read())