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dtf-system/app/api/operator.py
Cauê Faleiros e3d5558198
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feat: connect Tiny through its v3 API with OAuth
Tiny v3 replaces the v2 token adapter. An operator connects Tiny once from
the Kanban; the callback is authorised by a single-use state, because Tiny's
cross-site redirect does not carry the SameSite=Strict operator cookie.
Tokens are kept in provider_tokens, the refresh token rotates under a row
lock, and the worker keeps the connection alive while order creation is off.

Orders find or create the customer's contact by CNPJ, then POST /pedidos
with product ids from TINY_PRODUCT_TEXTIL_FOLHA, _TEXTIL_AVULSA, _UV_FOLHA
and _UV_AVULSA and numeroOrdemCompra DTF-<number>; a retry searches the
customer's recent orders for that number first. The product settings avoid a
_FILE suffix, which the secrets loader reads as a secret file path.

Production passes the application credentials through but keeps
TINY_ADAPTER fake: Tiny has no sandbox, so creating real orders waits for a
supervised test. compose.providers.yaml gives the local API and worker an
internet route for provider testing; the default local stack still has none.

Verified with the full CI integration sequence locally, including the new
tiny_oauth_test against the real database.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-24 12:46:09 -03:00

255 lines
15 KiB
Python

"""Kanban: sign-in, the board, commercial review and card movement."""
import hashlib
import os
import secrets
from datetime import datetime, timedelta, timezone
from typing import Literal
from uuid import UUID
from fastapi import APIRouter, Depends, HTTPException, Query, Request, Response
from fastapi.responses import RedirectResponse
from psycopg.types.json import Jsonb
from ..core import db
from ..core.auth import (COOKIE_SECURE, DUMMY_PASSWORD_HASH, audit, client_ip, operator,
password_matches, throttle)
from ..core.models import Move, OperatorLogin, Resolution, Review
from ..core.pricing import price
from ..printjobs import queue as queue_print_files
from .. import tiny
from ..runtime import (BOARD_FINISHED_LIMIT, BOARD_QUOTE_LIMIT, STATES, TRANSITIONS,
enqueue, freight, quote_view, storage, upload_row)
from ..scanning import require_clean
router = APIRouter()
@router.post('/api/operator/login')
def operator_login(body: OperatorLogin, request: Request, response: Response):
email = body.email
throttle('operator:'+email, request)
with db.connect() as c:
account = c.execute('SELECT * FROM dtf_local.operators WHERE email=%s', (email,)).fetchone()
if not c.execute('SELECT 1 FROM dtf_local.operators WHERE active LIMIT 1').fetchone():
raise HTTPException(503, 'No Kanban operator account is configured')
# Comparable password work whether or not the account exists or is active.
stored = account['password_hash'] if account else DUMMY_PASSWORD_HASH
matches = password_matches(body.password, stored)
if not account or not account['active'] or not matches:
audit('operator_login_failed', ip=client_ip(request), operator=email)
raise HTTPException(401, 'Invalid operator login')
token = secrets.token_urlsafe(32)
with db.connect() as c:
previous = hashlib.sha256(request.cookies.get('dtf_operator','').encode()).hexdigest()
c.execute('DELETE FROM dtf_local.operator_sessions WHERE token_hash=%s', (previous,))
c.execute('INSERT INTO dtf_local.operator_sessions(token_hash,username) VALUES(%s,%s)',
(hashlib.sha256(token.encode()).hexdigest(), email))
c.execute('UPDATE dtf_local.operators SET last_login_at=now() WHERE id=%s', (account['id'],))
response.set_cookie('dtf_operator', token, httponly=True, secure=COOKIE_SECURE,
samesite='strict', path='/api/operator', max_age=28800)
audit('operator_login_success', operator=email)
return {'ok': True}
@router.post('/api/operator/logout')
def operator_logout(request: Request, response: Response):
with db.connect() as c:
digest = hashlib.sha256(request.cookies.get('dtf_operator','').encode()).hexdigest()
c.execute('DELETE FROM dtf_local.operator_sessions WHERE token_hash=%s', (digest,))
response.delete_cookie('dtf_operator', path='/api/operator', httponly=True,
secure=COOKIE_SECURE, samesite='strict')
audit('operator_logout')
return {'ok': True}
@router.get('/api/operator/board')
def board(user=Depends(operator)):
with db.connect() as c:
# Everything still in progress, however old: an operator must never lose a
# card they can act on. Finished orders are terminal and only accumulate,
# so the board carries a recent window of them and reports the true total.
active = c.execute("SELECT * FROM dtf_local.orders WHERE state<>'fin' ORDER BY created_at").fetchall()
finished = c.execute("SELECT * FROM dtf_local.orders WHERE state='fin' ORDER BY created_at DESC LIMIT %s",
(BOARD_FINISHED_LIMIT,)).fetchall()
finished_total = c.execute("SELECT count(*) AS n FROM dtf_local.orders WHERE state='fin'").fetchone()['n']
pending = c.execute('''SELECT q.* FROM dtf_local.quotes q
LEFT JOIN dtf_local.orders o ON o.quote_id=q.id
WHERE o.id IS NULL AND q.approved IS NULL
ORDER BY q.created_at DESC,q.id DESC LIMIT %s''', (BOARD_QUOTE_LIMIT,)).fetchall()
approved = c.execute('''SELECT q.* FROM dtf_local.quotes q
LEFT JOIN dtf_local.orders o ON o.quote_id=q.id
WHERE o.id IS NULL AND q.approved IS NOT NULL
ORDER BY q.created_at DESC,q.id DESC LIMIT 20''').fetchall()
pending_total = c.execute('''SELECT count(*) AS n FROM dtf_local.quotes q
LEFT JOIN dtf_local.orders o ON o.quote_id=q.id
WHERE o.id IS NULL AND q.approved IS NULL''').fetchone()['n']
approved_total = c.execute('''SELECT count(*) AS n FROM dtf_local.quotes q
LEFT JOIN dtf_local.orders o ON o.quote_id=q.id
WHERE o.id IS NULL AND q.approved IS NOT NULL''').fetchone()['n']
orders = active + list(reversed(finished))
generated = c.execute('''SELECT p.order_id,p.item_index,p.status,p.upload_id,p.detail,u.name
FROM dtf_local.print_files p LEFT JOIN dtf_local.uploads u ON u.id=p.upload_id
WHERE p.order_id=ANY(%s) ORDER BY p.item_index''', ([o['id'] for o in orders],)).fetchall()
for order in orders:
order['print_files'] = [row for row in generated if row['order_id'] == order['id']]
# A paid notification that did not become an order is money received
# for nothing the factory will make. It stays on the board until a
# person records what was done about it.
refused = c.execute('''SELECT id,provider,event_id,reference,status,amount_cents,received_at,outcome
FROM dtf_local.payment_events WHERE (outcome LIKE 'refused%' OR outcome LIKE 'attention%') AND resolved_at IS NULL
ORDER BY received_at LIMIT 100''').fetchall()
return {'states': STATES, 'transitions': TRANSITIONS,
'orders': orders, 'payment_issues': refused, 'tiny': tiny_status(),
'finished_shown': len(finished), 'finished_total': finished_total,
'quotes': [quote_view(c, q) for q in pending + approved],
'pending_total': pending_total, 'approved_total': approved_total,
'events': c.execute('SELECT * FROM dtf_local.outbox ORDER BY id DESC LIMIT 100').fetchall()}
@router.get('/api/operator/quotes')
def quote_page(kind: Literal['pending','approved'], before_created_at: datetime | None = None,
before_id: UUID | None = None, limit: int = Query(default=50, ge=1, le=100),
user=Depends(operator)):
if (before_created_at is None) != (before_id is None):
raise HTTPException(422, 'Both quote cursor fields are required')
approved_filter = 'q.approved IS NULL' if kind == 'pending' else 'q.approved IS NOT NULL'
cursor = 'AND (q.created_at,q.id)<(%s,%s)' if before_created_at else ''
params = ((before_created_at,before_id) if before_created_at else ()) + (limit+1,)
with db.connect() as c:
rows = c.execute(f'''SELECT q.* FROM dtf_local.quotes q
LEFT JOIN dtf_local.orders o ON o.quote_id=q.id
WHERE o.id IS NULL AND {approved_filter} {cursor}
ORDER BY q.created_at DESC,q.id DESC LIMIT %s''', params).fetchall()
return {'quotes':[quote_view(c,row) for row in rows[:limit]],
'has_more':len(rows)>limit}
@router.post('/api/operator/quotes/{uid}/approve')
def approve(uid: UUID, body: Review, user=Depends(operator)):
with db.connect() as c:
row = c.execute('SELECT * FROM dtf_local.quotes WHERE id=%s FOR UPDATE', (uid,)).fetchone()
if not row:
raise HTTPException(404, 'Quote not found')
if row['approved']:
raise HTTPException(409, 'Approved quotes are immutable; request a new quote')
draft = row['draft']
if any(item.get('production', {}).get('version') != 2 for item in draft['items']):
raise HTTPException(409, 'Quote uses an obsolete production layout; customer must request a new quote')
if len(body.items) != len(draft['items']):
raise HTTPException(422, 'Review must cover every item')
items = []
for item, original in zip(body.items, draft['items']):
if item.mode != original['mode'] or list(map(str,item.uploads)) != original['uploads']:
raise HTTPException(422, 'Product mode and attached files cannot change during review')
if item.production.model_dump(mode='json') != original['production'] or item.quality_status != original['quality_status'] or item.quality_acknowledged != original['quality_acknowledged']:
raise HTTPException(422, 'Production instructions and customer acknowledgement cannot change during commercial review')
for upload_id in item.uploads:
require_clean(upload_row(c, upload_id, row['owner']))
items.append({**price(item.mode, str(item.metres), item.grade),
'uploads': original['uploads'], 'production': original['production'],
'quality_status': original['quality_status'],
'quality_acknowledged': original['quality_acknowledged']})
quoted_freight = freight.quote(**draft['freight'])
approved = {'customer': draft['customer'], 'items': items, 'freight': quoted_freight,
'destination': draft.get('destination'),
'total_cents': sum(i['total_cents'] for i in items)+quoted_freight['total_cents']}
c.execute('UPDATE dtf_local.quotes SET approved=%s, reviewed_by=%s, approved_at=now() WHERE id=%s', (Jsonb(approved),user,uid))
return approved
@router.post('/api/operator/orders/{uid}/move')
def move(uid: UUID, body: Move, user=Depends(operator)):
with db.connect() as c:
row = c.execute('SELECT * FROM dtf_local.orders WHERE id=%s FOR UPDATE', (uid,)).fetchone()
if not row:
raise HTTPException(404, 'Order not found')
if body.version != row['version']:
raise HTTPException(409, 'Order changed; refresh the board')
if body.state == row['state']:
return row
if body.state not in TRANSITIONS[row['state']]:
raise HTTPException(409, 'Move is not allowed from this state')
if body.state == 'cor' and not body.reason.strip():
raise HTTPException(422, 'Correction requires a reason')
if body.state in ('fil','imp'):
coverage = c.execute('SELECT DISTINCT f.item_index FROM dtf_local.order_files f JOIN dtf_local.uploads u ON u.id=f.upload_id WHERE f.order_id=%s AND f.kind=\'final\' AND f.active AND u.expires_at>now() AND u.purged_at IS NULL AND u.scan_state=\'clean\'', (uid,)).fetchall()
if {r['item_index'] for r in coverage} != set(range(len(row['snapshot']['items']))):
raise HTTPException(409, 'Approve a complete final-file set for every item before queueing')
if body.state == 'cor':
c.execute("UPDATE dtf_local.order_files SET active=false WHERE order_id=%s AND kind='final'", (uid,))
c.execute('INSERT INTO dtf_local.movements(order_id,from_state,to_state,operator,reason) VALUES(%s,%s,%s,%s,%s)',
(uid,row['state'],body.state,user,body.reason))
changed = c.execute('UPDATE dtf_local.orders SET state=%s, version=version+1, updated_at=now() WHERE id=%s RETURNING *', (body.state,uid)).fetchone()
events = {'imp':'production_started','cor':'correction_needed','fin':'ready'}
if body.state in events:
for provider in ('tiny','whatsapp'):
enqueue(c, f'{uid}:{changed["version"]}:{provider}', provider,
{'order_id':str(uid), 'number':row['number'], 'event':events[body.state], 'reason':body.reason,
'customer_path': f'/portal.html?order={uid}'})
return changed
@router.post('/api/operator/orders/{uid}/print-files')
def regenerate(uid: UUID, user=Depends(operator)):
"""Queue generation again for items that failed or went to manual preparation,
and for orders paid before the generator existed."""
with db.connect() as c:
row = c.execute('SELECT id,snapshot,state FROM dtf_local.orders WHERE id=%s FOR UPDATE', (uid,)).fetchone()
if not row:
raise HTTPException(404, 'Order not found')
if row['state'] not in ('rec','tra'):
raise HTTPException(409, 'Print files are generated only before the order is queued')
if c.execute("SELECT 1 FROM dtf_local.order_files WHERE order_id=%s AND kind='correction' LIMIT 1", (uid,)).fetchone():
raise HTTPException(409, 'A customer correction replaced the original artwork; prepare the final file by hand')
queue_print_files(c, uid, len(row['snapshot']['items']), only_missing=True)
audit('print_file_requeued', order=str(uid), operator=user)
return c.execute('SELECT * FROM dtf_local.print_files WHERE order_id=%s ORDER BY item_index', (uid,)).fetchall()
@router.post('/api/operator/payment-events/{uid}/resolve')
def resolve_payment(uid: UUID, body: Resolution, user=Depends(operator)):
with db.connect() as c:
row = c.execute('''UPDATE dtf_local.payment_events SET resolved_at=now(), resolved_by=%s, resolution=%s
WHERE id=%s AND (outcome LIKE 'refused%%' OR outcome LIKE 'attention%%') AND resolved_at IS NULL RETURNING id''',
(user, body.note, uid)).fetchone()
if not row:
raise HTTPException(404, 'No open payment issue with this id')
audit('payment_issue_resolved', payment_event=str(uid), operator=user)
return {'ok': True}
def tiny_status():
if not tiny.configured():
return {'configured': False}
return {'configured': True, 'orders_enabled': os.environ.get('TINY_ADAPTER') == 'tiny',
**tiny.TinyAuth().status()}
@router.post('/api/operator/tiny/connect')
def tiny_connect(user=Depends(operator)):
"""Start the one-time authorisation of this system in the client's Tiny."""
if not tiny.configured():
raise HTTPException(503, 'Tiny application is not configured')
audit('tiny_connect_started', operator=user)
return {'url': tiny.TinyAuth().authorize_url(user)}
@router.get('/api/operator/tiny/callback')
def tiny_callback(code: str = Query(max_length=4096), state: str = Query(max_length=128)):
"""Tiny's redirect back. Cross-site, so the operator cookie is absent: the
single-use state an operator created is what authorises it."""
if not tiny.configured():
raise HTTPException(503, 'Tiny application is not configured')
try:
who = tiny.TinyAuth().complete(code, state)
except tiny.TinyError:
audit('tiny_connect_failed')
return RedirectResponse('/?tiny=failed', status_code=303)
audit('tiny_connected', operator=who)
return RedirectResponse('/?tiny=connected', status_code=303)
@router.get('/api/operator/orders/{uid}/history')
def history(uid: UUID, user=Depends(operator)):
with db.connect() as c:
return c.execute('SELECT * FROM dtf_local.movements WHERE order_id=%s ORDER BY id', (uid,)).fetchall()
@router.get('/api/operator/uploads/{uid}/download')
def download(uid: UUID, user=Depends(operator)):
with db.connect() as c:
row = c.execute('SELECT * FROM dtf_local.uploads WHERE id=%s AND complete', (uid,)).fetchone()
if not row:
raise HTTPException(404, 'Completed upload not found')
if row['expires_at'] <= datetime.now(timezone.utc):
raise HTTPException(410, 'Artwork retention expired')
require_clean(row)
return {'name':row['name'], 'url':storage.download(row['object_key'],row['name']), 'expires_in':300}