# -*- coding: utf-8 -*-
"""只读勘察：200库 与 161 两个库中 需求9197 的现状。绝不写入。"""
import io, sys, pymysql
sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')

SRC = dict(host='192.168.3.200', user='root', password='PX4fTAAsJ#T!1',
           database='zentao_dev', charset='utf8mb4', connect_timeout=15)
DST = dict(host='192.168.1.161', user='devgps', password='dev@2021GPS',
           charset='utf8mb4', connect_timeout=15)

SID = 9197

def tables_with(cur, db, names):
    cur.execute("""SELECT table_name FROM information_schema.tables
                   WHERE table_schema=%s AND table_name IN (%s)""" %
                ('%s', ','.join(['%s']*len(names))), (db, *names))
    return {r[0] for r in cur.fetchall()}

REL = ['zt_storyspec', 'zt_storystage', 'zt_storyreview', 'zt_storyexpand',
       'zt_projectstory', 'zt_storyestimate', 'zt_task', 'zt_bug', 'zt_case']

def inspect(conn, db):
    cur = conn.cursor()
    print(f'\n===== {conn.host} / {db} =====')
    cur.execute(f'USE `{db}`')
    cur.execute("""SELECT id, product, branch, module, plan, parent, title, status, stage,
                          version, pri, estimate, openedBy, assignedTo, reviewedBy,
                          closedReason, deleted, FROM_UNIXTIME(0) FROM zt_story WHERE id=%s""", (SID,))
    row = cur.fetchone()
    if not row:
        print('zt_story 9197: 不存在')
        return
    labels = ['id','product','branch','module','plan','parent','title','status','stage',
              'version','pri','estimate','openedBy','assignedTo','reviewedBy','closedReason','deleted']
    for k, v in zip(labels, row[:17]):
        print(f'  {k}: {v}')
    exist = tables_with(cur, db, REL)
    for t in REL:
        if t not in exist:
            print(f'  {t}: 表不存在')
            continue
        col = {'zt_storyspec': 'story', 'zt_storystage': 'story', 'zt_storyreview': 'story',
               'zt_storyexpand': 'story_id', 'zt_projectstory': 'story',
               'zt_storyestimate': 'story', 'zt_task': 'story', 'zt_bug': 'story',
               'zt_case': 'story'}[t]
        try:
            cur.execute(f'SELECT COUNT(*) FROM `{t}` WHERE `{col}`=%s', (SID,))
            print(f'  {t}({col}=9197): {cur.fetchone()[0]} 行')
        except Exception as e:
            print(f'  {t}: 查询失败 {e}')
    # storyspec 版本明细
    if 'zt_storyspec' in exist:
        cur.execute('SELECT story, version, LEFT(title,40), LENGTH(spec), LENGTH(verify) FROM zt_storyspec WHERE story=%s ORDER BY version', (SID,))
        for r in cur.fetchall():
            print(f'    storyspec v{r[1]}: title={r[2]!r} spec_len={r[3]} verify_len={r[4]}')
    # 附件/动作条数
    for t, cond in [('zt_file', "objectType='story'"), ('zt_action', "objectType='story'")]:
        cur.execute("SELECT table_name FROM information_schema.tables WHERE table_schema=%s AND table_name=%s", (db, t))
        if cur.fetchone():
            cur.execute(f"SELECT COUNT(*) FROM `{t}` WHERE {cond} AND objectID=%s", (SID,))
            print(f'  {t}(story,9197): {cur.fetchone()[0]} 行')

src = pymysql.connect(**SRC)
inspect(src, 'zentao_dev')
src.close()

dst = pymysql.connect(**DST)
cur = dst.cursor()
cur.execute('SHOW DATABASES')
dbs = [r[0] for r in cur.fetchall()]
print(f'\n161 上的库: {[d for d in dbs if d.startswith("zentao")]}')
for db in dbs:
    if db.startswith('zentao'):
        inspect(dst, db)
dst.close()