138 lines
5.1 KiB
Python
138 lines
5.1 KiB
Python
# 3RD PARTY IMPORTS
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import datetime
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import psycopg2
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# APPLICATION IMPORTS
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from application import postsqldb, database_payloads
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from application.poe import poe_database
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import config
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""" This module will hold all the multilayerd/complex process used in the
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point of ease module. """
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def postTransaction(site_name, user_id, data: dict, conn=None):
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""" dict_keys(['item_id', 'logistics_info_id', 'barcode', 'item_name', 'transaction_type',
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'quantity', 'description', 'cost', 'vendor', 'expires', 'location_id'])"""
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def quantityFactory(quantity_on_hand:float, quantity:float, transaction_type:str):
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if transaction_type == "Adjust In":
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quantity_on_hand += quantity
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return quantity_on_hand
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if transaction_type == "Adjust Out":
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quantity_on_hand -= quantity
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return quantity_on_hand
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raise Exception("The transaction type is wrong!")
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self_conn = False
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if not conn:
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database_config = config.config()
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conn = psycopg2.connect(**database_config)
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conn.autocommit = False
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self_conn = True
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transaction_time = datetime.datetime.now()
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cost_layer = postsqldb.CostLayerPayload(
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aquisition_date=transaction_time,
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quantity=float(data['quantity']),
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cost=float(data['cost']),
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currency_type="USD",
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vendor=int(data['vendor']),
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expires=data['expires']
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)
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transaction = postsqldb.TransactionPayload(
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timestamp=transaction_time,
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logistics_info_id=int(data['logistics_info_id']),
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barcode=data['barcode'],
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name=data['item_name'],
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transaction_type=data['transaction_type'],
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quantity=float(data['quantity']),
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description=data['description'],
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user_id=user_id,
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)
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location = poe_database.selectItemLocationsTuple(site_name, payload=(data['item_id'], data['location_id']), conn=conn)
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cost_layers: list = location['cost_layers']
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if data['transaction_type'] == "Adjust In":
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cost_layer = poe_database.insertCostLayersTuple(site_name, cost_layer.payload(), conn=conn)
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cost_layers.append(cost_layer['id'])
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if data['transaction_type'] == "Adjust Out":
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if float(location['quantity_on_hand']) < float(data['quantity']):
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return {"error":True, "message":f"The quantity on hand in the chosen location is not enough to satisfy your transaction!"}
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cost_layers = poe_database.selectCostLayersTuple(site_name, payload=(location['id'], ))
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new_cost_layers = []
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qty = float(data['quantity'])
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for layer in cost_layers:
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if qty == 0.0:
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new_cost_layers.append(layer['id'])
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elif qty >= float(layer['quantity']):
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qty -= float(layer['quantity'])
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layer['quantity'] = 0.0
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else:
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layer['quantity'] -= qty
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new_cost_layers.append(layer['id'])
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poe_database.updateCostLayersTuple(site_name, {'id': layer['id'], 'update': {'quantity': layer['quantity']}}, conn=conn)
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qty = 0.0
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if layer['quantity'] == 0.0:
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poe_database.deleteCostLayersTuple(site_name, (layer['id'],), conn=conn)
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cost_layers = new_cost_layers
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quantity_on_hand = quantityFactory(float(location['quantity_on_hand']), data['quantity'], data['transaction_type'])
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updated_item_location_payload = (cost_layers, quantity_on_hand, data['item_id'], data['location_id'])
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poe_database.updateItemLocation(site_name, updated_item_location_payload, conn=conn)
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site_location = poe_database.selectLocationsTuple(site_name, (location['location_id'], ), conn=conn)
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transaction.data = {'location': site_location['uuid']}
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poe_database.insertTransactionsTuple(site_name, transaction.payload(), conn=conn)
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if self_conn:
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conn.commit()
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conn.close()
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return {"error": False, "message":f"Transaction Successful!"}
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def post_receipt(site_name, user_id, data: dict, conn=None):
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# data = {'items': items}
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self_conn = False
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items = data['items']
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if not conn:
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database_config = config.config()
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conn = psycopg2.connect(**database_config)
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conn.autocommit = False
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self_conn = True
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receipt_id = poe_database.request_receipt_id(conn, site_name)
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receipt_id = f"SIR-{receipt_id}"
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receipt = database_payloads.ReceiptPayload(
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receipt_id=receipt_id,
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submitted_by=user_id
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)
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receipt = poe_database.insertReceiptsTuple(site_name, receipt.payload(), conn=conn)
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for item in items:
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receipt_item = database_payloads.ReceiptItemPayload(
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type=item['type'],
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receipt_id=receipt['id'],
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barcode=item['item']['barcode'],
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item_uuid=item['item']['item_uuid'],
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name=item['item']['item_name'],
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qty=item['item']['qty'],
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uom=item['item']['uom'],
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data=item['item']['data']
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)
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poe_database.insertReceiptItemsTuple(site_name, receipt_item.payload(), conn=conn)
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if self_conn:
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conn.commit()
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conn.close()
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return {"error":False, "message":"Transaction Complete!"}
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