# -*- coding: utf-8 -*-
"""原创离线合成样例；不连接模型、不读取账户。输出位于脚本旁。
已有输入保留，修改输入后可以重跑。失败边界由 --negative 单独演示。
"""
from pathlib import Path
import sys, json, csv, math, io, hashlib, html, base64, re
sys.stdout.reconfigure(encoding='utf-8')
sys.stderr.reconfigure(encoding='utf-8')
BASE = Path(__file__).resolve().parent
NEG = '--negative' in sys.argv
def write(name, value):
    p=BASE/name; p.parent.mkdir(parents=True,exist_ok=True)
    if isinstance(value,bytes): p.write_bytes(value)
    else: p.write_text(value,encoding='utf-8',newline='')
def seed(name,value):
    if not (BASE/name).exists(): write(name,value)
def jwrite(name,value): write(name,json.dumps(value,ensure_ascii=False,indent=2))
def jseed(name,value):
    if not (BASE/name).exists(): jwrite(name,value)
def load(name): return json.loads((BASE/name).read_text(encoding='utf-8'))
def table(name,heads,rows):
    f=io.StringIO(newline='');w=csv.writer(f);w.writerow(heads);w.writerows(rows);write(name,f.getvalue())
def page(name,title,body):
    write(name,'<!doctype html><html lang="zh-CN"><meta charset="utf-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>'+html.escape(title)+'</title><style>body{max-width:1000px;margin:2rem auto;padding:0 1rem;font:17px/1.7 system-ui}table{border-collapse:collapse}td,th{border:1px solid #aaa;padding:.5rem}pre{white-space:pre-wrap;overflow-wrap:anywhere}img,svg{max-width:100%;height:auto}a{color:#125caa}</style><h1>'+html.escape(title)+'</h1>'+body+'</html>')
def emit(data): print(json.dumps(data,ensure_ascii=False))

seed('sample.csv','amount\n12\n18\n25\n')
seed('broken-cli.py','import json\nprint("loading...")\nprint(json.dumps({"total":55}))\n')
seed('stats-cli.py',"import sys,csv,json,math\ntry:\n    rows=list(csv.DictReader(sys.stdin));values=[float(r['amount']) for r in rows]\n    if not values or any(not math.isfinite(v) for v in values): raise ValueError('empty or invalid amount')\n    print('loaded '+str(len(values)),file=sys.stderr)\n    print(json.dumps({'total':sum(values),'count':len(values)}))\nexcept (ValueError,KeyError,csv.Error) as exc:\n    print(str(exc),file=sys.stderr);sys.exit(2)\n")
import subprocess
raw='amount\ninvalid\n' if NEG else (BASE/'sample.csv').read_text(encoding='utf-8');p=subprocess.run([sys.executable,'-B',str(BASE/'stats-cli.py')],input=raw,text=True,capture_output=True)
if NEG: emit({'exit':p.returncode,'stdout':p.stdout,'stderr':p.stderr});sys.exit(p.returncode)
bad=subprocess.run([sys.executable,str(BASE/'broken-cli.py')],capture_output=True,text=True)
try:json.loads(bad.stdout);bad_rejected=False
except json.JSONDecodeError:bad_rejected=True
result=json.loads(p.stdout);jwrite('capture.json',{'exit':p.returncode,'data':result,'stderr':p.stderr,'broken_json_rejected':bad_rejected});emit({'data':result,'broken_json_rejected':bad_rejected})