54 lines
2.3 KiB
Python
54 lines
2.3 KiB
Python
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from sanic import Blueprint, exceptions, response
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from time import time
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from asyncio import Future
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import asyncio
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from datetime import datetime
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bp = Blueprint("money", url_prefix="/money")
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@bp.post("/pos")
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async def do_transaction(request):
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message = ''
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tx_id = request.app.ctx.money.execute('INSERT INTO tx(tag_id, amount, ts) VALUES (?,?,?) RETURNING id', (request.form.get('nfc_id'), request.form.get('total'), time())).fetchone()[0]
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for item, qty in request.form.items():
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if not item.startswith('itm_'): continue
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if qty[0] == '0': continue
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request.app.ctx.money.execute('INSERT INTO tx_items(tx_id, item_id, qty) VALUES (?,?,?)', (tx_id, item[4:], qty[0]))
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request.app.ctx.money.commit()
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return await show_transactions(request, message='Transazione eseguita con successo!')
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@bp.get("/pos")
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async def show_transactions(request, message=None):
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tpl = request.app.ctx.tpl.get_template('pos.html')
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items = request.app.ctx.money.execute('SELECT * FROM item')
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tx_info = {}
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last_tx = request.app.ctx.money.execute('SELECT * FROM tx WHERE amount < 0 ORDER BY ts DESC LIMIT 3').fetchall()
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for tx in last_tx:
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tx_info[tx['id']] = {'items': request.app.ctx.money.execute('SELECT * FROM tx_items JOIN item ON item_id = item.id AND tx_id = ?', (tx['id'],)).fetchall(), 'order': await request.app.ctx.om.get_order(nfc_id=tx['tag_id']), 'time': datetime.fromtimestamp(tx['ts'] or 0).strftime('%H:%M')}
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return response.html(tpl.render(items=items, message=message, last_tx=last_tx, tx_info=tx_info))
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@bp.get("/poll_barcode")
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async def give_barcode(request):
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request.app.ctx.nfc_reads[request.ip] = Future()
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try:
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bcd = await asyncio.wait_for(request.app.ctx.nfc_reads[request.ip], 20)
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except asyncio.TimeoutError:
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if not request.ip in request.app.ctx.nfc_reads:
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del request.app.ctx.nfc_reads[request.ip]
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return response.json({'error': 'no_barcode'})
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info = request.app.ctx.money.execute("SELECT count(*), coalesce(sum(amount), 0) FROM tx WHERE coalesce(is_canceled, 0) != 1 AND tag_id = ?", (bcd['id'],)).fetchone()
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order = await request.app.ctx.om.get_order(nfc_id=bcd['id'])
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desc = ("⚠️" if not bcd['is_secure'] else '') + (f"👤 {order.code} {order.name}" if order else f"🪙 {bcd['id']}") + f" · Transazioni: {info[0]}"
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return response.json({**bcd, 'txamt': info[0], 'balance': info[1], 'desc': desc})
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