"""Build the decision lists from _dump.json + _report.json and write a decoded review file."""
import json, io, re

data = json.load(io.open('_dump.json', encoding='utf-8'))
rep = json.load(io.open('_report.json', encoding='utf-8'))
cnt = {p['r']: p['count'] for p in rep['pages']}
err = {p['r']: p['err'] for p in rep['pages']}
navblank = rep['navblank']
byr = {row['r']: row for row in data}

def code_of(row):
    mc = re.search(r'menuCd=(DOM_\d+)', row.get('K', ''))
    return mc.group(1) if mc else None

def lbl(row):
    return row.get('G') or row.get('F') or row.get('E') or row.get('D') or ''

fill_M = []        # real boards: set M=count
reclass = []       # 게시판 -> 페이지
to_site = []       # nav target_blank & not 사이트 (task 2)

for row in data:
    r = row['r']; L = row.get('L'); code = code_of(row)
    c = cnt.get(r)
    # task 2: nav target=_blank => site
    if code and navblank.get(code) and L not in ('사이트', None):
        to_site.append((r, L, lbl(row)))
    if L == '게시판':
        if c is not None:
            fill_M.append((r, row.get('M'), c, lbl(row)))
        else:
            reclass.append((r, row.get('M'), row.get('P'), row.get('Q'), err.get(r), lbl(row)))

out = io.open('_decision.txt', 'w', encoding='utf-8')
def w(s=''): out.write(s + '\n')

w('========== TASK 2: nav target=_blank but NOT 사이트 (would reclass to 사이트) ==========')
w('count=%d' % len(to_site))
for r, L, name in to_site:
    w('  r%-4d L=%-4s %s' % (r, L, name))

w('')
w('========== TASK 1: real boards (have bbs_total) -> set M=count ==========')
w('count=%d' % len(fill_M))
for r, oldM, c, name in fill_M:
    flag = '' if oldM in (0, None) else '  <<old M=%s' % oldM
    w('  r%-4d M:%s->%-7d %s%s' % (r, str(oldM), c, name, flag))

w('')
w('========== TASK 3: 게시판 WITHOUT bbs_total -> 페이지 (M->1) ==========')
w('count=%d' % len(reclass))
for r, oldM, P, Q, e, name in reclass:
    w('  r%-4d (M=%s P=%s Q=%s err=%s) %s' % (r, oldM, P, Q, e, name))
out.close()
print('to_site=%d  fill_M=%d  reclass=%d' % (len(to_site), len(fill_M), len(reclass)))