user_id = await get_user()
user_orgid = (await get_userorgid()) or '0'
dbname = get_module_dbname('supplychain')

ns = params_kw.copy()
ns['id'] = getID()
ns['resellerid'] = user_orgid
ns['created_by'] = user_id
ns['created_at'] = timestampstr()
ns['updated_at'] = timestampstr()

# Auto-generate contract_code
if not ns.get('contract_code'):
	today = curDateString().replace('-', '')
	prefix = f'SC-{today}'
	db = DBPools()
	async with db.sqlorContext(dbname) as sor:
		recs = await sor.sqlExe(
			"SELECT COUNT(*) as cnt FROM supply_contracts WHERE resellerid = ${rid}$ AND contract_code LIKE ${p}$",
			{"rid": user_orgid, "p": prefix + "%"}
		)
		seq = (recs[0].cnt if recs else 0) + 1
	ns['contract_code'] = f'{prefix}-{seq:04d}'

# Clean non-column keys
for k in list(ns.keys()):
	if k.endswith('_text') or k.startswith('_') or k in ('page', 'rows', 'pagerows', 'data_filter', 'referer_widget'):
		ns.pop(k, None)

db = DBPools()
async with db.sqlorContext(dbname) as sor:
	await sor.C('supply_contracts', ns)
return json.dumps({'widgettype':'Message','options':{'title':'Success','message':'供应合同创建成功'}}, ensure_ascii=False)