113 lines
6.6 KiB
Python
113 lines
6.6 KiB
Python
"""采纳前核验；复用原扫描、合议、研判与规则闸，不解释自然语言。"""
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from datetime import datetime
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import re
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from app.core.plan_revision import compare, fingerprint, portfolio_context
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def current_basis(hard, code, proposal_id=None):
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from app.services import plan_feed, portfolio, command_service, proposal_service as ps
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view = portfolio.positions_view()
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stock = command_service.effective_stock_params()
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params = ps._scan_params(view)
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selected = plan_feed.candidates(held=[x['ts_code'] for x in view['held']],
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black=[c for c, v in stock.items() if v.get('black')], force=True,
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route_by_verdict=bool(params.get('open_route_by_verdict')), recheck_code=code)
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current = next((r for r in selected['items'] if r['ts_code'] == code), None)
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if not (selected.get('decision') or {}).get('id'):
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return {'ok': False, 'error': '当前计划没有可核验版本'}
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if current is None:
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return {'ok': False, 'error': '该票已不满足当前候选资格', 'material': True}
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result = compare(hard.get('plan_basis'), current, code)
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if result == 'unavailable':
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return {'ok': False, 'error': '当前计划修订或消费留痕尚未完成'}
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ph = fingerprint({k: v for k, v in params.items() if not k.startswith('_')})
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commitments = ps._inflight_open_commitments(view, exclude_proposal=proposal_id)
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context = portfolio_context(view, commitments, stock.get(code))
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material = (result == 'material' or hard.get('scan_params_hash') != ph
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or hard.get('portfolio_context_hash') != context)
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return {'ok': not material, 'material': material,
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'error': '研究、资格或仓位参数已变化，须重新评估' if material else None,
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'view': view, 'stock': stock, 'params': params,
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'provenance': {'decision': current['decision'], 'consumption_id': current['consumption_id'],
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'version_check': {'status': 'passed', 'at': datetime.now().astimezone().isoformat(),
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'reason': '依据相同，名次变化不撤销'}}}
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def _failed_recheck(p, out):
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"""保留失败原因供页面和操作日志读取；不更新原批准依据或改变提议状态。"""
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from app.repo import pms_repo
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rows = [r for k in ('rejected', 'skipped') for r in out.get(k, [])
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if not r.get('ts_code') or r['ts_code'] == p['ts_code']]
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reasons = []
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for row in rows:
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values = row.get('failed') or [row.get('why')]
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if isinstance(values, str):
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values = [values]
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for value in values:
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text = re.sub(r'^[A-Z][A-Z0-9_]*:\s*', '', str(value or '')).strip()
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if text and text not in reasons:
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reasons.append(text)
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stage = rows[0].get('by', 'scan') if rows else 'scan'
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title = {'rule': '交易条件不满足', 'judge': '最新研判不建议建仓',
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'system': '当前策略不建议建仓'}.get(stage, '暂不满足建仓条件')
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message = title + ('：' + '；'.join(reasons) if reasons else '，请稍后查看更新的建议')
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check = {'status': 'blocked', 'at': datetime.now().astimezone().isoformat(),
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'stage': stage, 'message': message, 'reasons': reasons, 'details': out}
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hard = dict(p.get('hard_numbers') or {}, last_accept_check=check)
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if not pms_repo.record_proposal_check(p, hard):
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return {'ok': False, 'error': '提议已被更新，请刷新后查看当前结果',
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'proposal_id': p['proposal_id']}
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return {'ok': False, 'error': message, 'details': out, 'proposal_id': p['proposal_id'],
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'proposal': dict(p, hard_numbers=hard)}
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def before_accept(p, expected_revision):
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from app.services import proposal_service as ps
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from app.repo import pms_repo
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hard = p.get('hard_numbers') or {}
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if p.get('action') != 'OPEN' or hard.get('kind') == 'strategy':
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return {'ok': True, 'proposal': p}
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try:
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check = current_basis(hard, p['ts_code'], proposal_id=p.get('proposal_id'))
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# 已有失败结论不能因仓位后来恰好回到旧值而沿用旧批准。下一次仍完整核验。
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if check.get('ok') and hard.get('last_accept_check'):
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check.update(ok=False, material=True)
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if check.get('ok'):
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if hard.get('proposal_revision') and expected_revision != hard['proposal_revision']:
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return {'ok': False, 'error': '提议内容已更新，请刷新后再次确认', 'proposal': p}
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return {'ok': True, 'proposal': dict(p, hard_numbers=dict(hard, **check['provenance']))}
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if not check.get('material') or not check.get('view'):
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return check
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now = datetime.now()
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out = {'skipped': [], 'rejected': [], 'queued': [], 'executed': []}
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params, view = check['params'], check['view']
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mkt = {}
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params['_mkt'] = mkt
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fresh = ps._scan_open(view, params, check['stock'], {}, mkt, out, now=now,
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review_code=p['ts_code'], exclude_proposal=p['proposal_id'])
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if not fresh:
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return _failed_recheck(p, out)
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c = fresh[0]
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c['_plan_recheck'] = True
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from app.services import param_store
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from app.core import tradedays as td
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brake = td.ymd() < param_store.get_int('PMS_BRAKE_UNTIL', 0)
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result = ps._route_one(c, view, params, check['stock'], brake, now, True, out, review_only=True)
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if not result:
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return _failed_recheck(p, out)
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hn = c['hard_numbers']
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hn['version_check'] = {'status': 'reconfirmed_required', 'at': now.astimezone().isoformat(),
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'reason': '依据变化，已重跑合议、研判、数量及规则闸'}
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hn['proposal_revision'] = fingerprint({'qty': c['qty'], 'hard_numbers': hn})
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if not pms_repo.revise_pending_proposal(p, c, result['verdict']):
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return {'ok': False, 'error': '提议被并发更新，请刷新'}
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pms_repo.insert_ledger(ts_code=p['ts_code'], action=p['action'], arbiter='rule',
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verdict='WARN', price_at=hn.get('price') or 0, hard_numbers=hn,
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ref_id=p['proposal_id'], reason='新版依据变化，更新提议并要求重新确认')
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return {'ok': False, 'error': '提议已按新版重新评估，请查看更新内容后再次确认',
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'proposal': dict(p, qty=c['qty'], hard_numbers=hn,
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judge_verdict=result['verdict'].get('verdict'),
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judge_reason=result['verdict'].get('reason'))}
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except Exception as e:
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return {'ok': False, 'error': f'版本核验暂不可用，保留提议：{type(e).__name__}'}
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