930 lines
30 KiB
Python
930 lines
30 KiB
Python
import datetime
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import psycopg2, json
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import psycopg2.extras
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from dataclasses import dataclass, field
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import random
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import string
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class DatabaseError(Exception):
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def __init__(self, message, payload=[], sql=""):
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super().__init__(message)
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self.payload = payload
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self.message = str(message).replace("\n", "")
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self.sql = sql.replace("\n", "")
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self.log_error()
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def log_error(self):
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with open("database.log", "a+") as file:
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file.write("\n")
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file.write(f"{datetime.datetime.now()} --- ERROR --- DatabaseError(message='{self.message}',\n")
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file.write(f"{" "*41}payload={self.payload},\n")
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file.write(f"{" "*41}sql='{self.sql}')")
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def __str__(self):
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return f"DatabaseError(message='{self.message}', payload={self.payload}, sql='{self.sql}')"
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def tupleDictionaryFactory(columns, row):
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columns = [desc[0] for desc in columns]
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return dict(zip(columns, row))
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def lst2pgarr(alist):
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return '{' + ','.join(alist) + '}'
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def updateStringFactory(updated_values: dict):
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set_clause = ', '.join([f"{key} = %s" for key in updated_values.keys()])
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values = []
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for value in updated_values.values():
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if isinstance(value, dict):
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value = json.dumps(value)
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values.append(value)
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return set_clause, values
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def getUUID(n):
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random_string = ''.join(random.choices(string.ascii_letters + string.digits, k=n))
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return random_string
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class ConversionsTable:
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@dataclass
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class Payload:
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item_id: int
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uom_id: int
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conv_factor: float
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def payload(self):
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return (
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self.item_id,
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self.uom_id,
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self.conv_factor
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)
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@classmethod
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def create_table(self, conn, site):
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with open(f"sql/CREATE/conversions.sql", 'r') as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, sql, "PrefixTable")
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@classmethod
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def delete_table(self, conn, site):
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with open(f"sql/DROP/conversions.sql", 'r') as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, 'ConversionsTable', sql)
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@classmethod
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def insert_tuple(self, conn, site: str, payload: list, convert=True):
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"""insert into recipes table for site
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Args:
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conn (_T_connector@connect): Postgresql Connector
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site (stre):
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payload (tuple): (item_id, uom_id, conversion_factor)
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convert (bool, optional): Determines if to return tuple as a dictionary. Defaults to False.
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Raises:
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DatabaseError:
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Returns:
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tuple or dict: inserted tuple
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"""
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record = ()
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with open(f"sql/INSERT/insertConversionsTuple.sql", "r+") as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchone()
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if rows and convert:
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record = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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record = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return record
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@classmethod
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def delete_item_tuple(self, conn, site_name, payload, convert=True):
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"""This is a basic funtion to delete a tuple from a table in site with an id. All
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tables in this database has id's associated with them.
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Args:
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conn (_T_connector@connect): Postgresql Connector
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site_name (str):
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payload (tuple): (tuple_id,...)
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convert (bool, optional): Determines if to return tuple as dictionary. Defaults to False.
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Raises:
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DatabaseError:
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Returns:
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tuple or dict: deleted tuple
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"""
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deleted = ()
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sql = f"WITH deleted_rows AS (DELETE FROM {site_name}_conversions WHERE id IN ({','.join(['%s'] * len(payload))}) RETURNING *) SELECT * FROM deleted_rows;"
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchone()
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if rows and convert:
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deleted = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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deleted = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return deleted
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@classmethod
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def update_item_tuple(self, conn, site, payload, convert=False):
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"""_summary_
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Args:
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conn (_T_connector@connect): Postgresql Connector
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site (str):
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table (str):
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payload (dict): {'id': row_id, 'update': {... column_to_update: value_to_update_to...}}
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convert (bool, optional): determines if to return tuple as dictionary. Defaults to False.
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Raises:
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DatabaseError:
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Returns:
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tuple or dict: updated tuple
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"""
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updated = ()
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set_clause, values = updateStringFactory(payload['update'])
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values.append(payload['id'])
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sql = f"UPDATE {site}_conversions SET {set_clause} WHERE id=%s RETURNING *;"
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try:
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with conn.cursor() as cur:
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cur.execute(sql, values)
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rows = cur.fetchone()
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if rows and convert:
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updated = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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updated = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return updated
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class ShoppingListsTable:
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@dataclass
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class Payload:
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name: str
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description: str
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author: int
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type: str = "plain"
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creation_date: datetime.datetime = field(init=False)
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def __post_init__(self):
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self.creation_date = datetime.datetime.now()
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def payload(self):
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return (
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self.name,
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self.description,
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self.author,
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self.creation_date,
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self.type
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)
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@dataclass
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class ItemPayload:
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uuid: str
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sl_id: int
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item_type: str
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item_name: str
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uom: str
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qty: float
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item_id: int = None
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links: dict = field(default_factory=dict)
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def payload(self):
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return (
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self.uuid,
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self.sl_id,
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self.item_type,
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self.item_name,
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self.uom,
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self.qty,
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self.item_id,
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json.dumps(self.links)
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)
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@classmethod
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def getItem(self, conn, site, payload, convert=True):
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"""_summary_
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Args:
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conn (_type_): _description_
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site (_type_): _description_
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payload (_type_): (id, )
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convert (bool, optional): _description_. Defaults to True.
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Raises:
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DatabaseError: _description_
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Returns:
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_type_: _description_
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"""
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record = ()
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with open('sql/SELECT/selectShoppingListItem.sql', 'r') as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchone()
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if rows and convert:
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record = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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record = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return record
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class UnitsTable:
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@dataclass
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class Payload:
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__slots__ = ('plural', 'single', 'fullname', 'description')
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plural: str
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single: str
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fullname: str
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description: str
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def payload(self):
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return (
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self.plural,
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self.single,
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self.fullname,
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self.description
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)
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@classmethod
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def create_table(self, conn):
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with open(f"sql/CREATE/units.sql", 'r') as file:
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sql = file.read()
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, sql, "UnitsTable")
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@classmethod
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def delete_table(self, conn):
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with open(f"sql/DROP/units.sql", 'r') as file:
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sql = file.read()
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, 'PrefixTable', sql)
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@classmethod
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def insert_tuple(self, conn, payload: list, convert=True):
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"""_summary_
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Args:
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conn (_type_): _description_
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payload (list): (plural, single, fullname, description)
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convert (bool, optional): _description_. Defaults to True.
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Raises:
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DatabaseError: _description_
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Returns:
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_type_: _description_
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"""
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record = ()
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with open(f"sql/INSERT/insertUnitsTuple.sql", "r+") as file:
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sql = file.read()
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchone()
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if rows and convert:
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record = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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record = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return record
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@classmethod
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def getAll(self, conn, convert=True):
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"""_summary_
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Args:
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conn (_type_): _description_
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convert (bool, optional): _description_. Defaults to True.
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Raises:
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DatabaseError: _description_
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Returns:
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_type_: _description_
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"""
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records = ()
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sql = f"SELECT * FROM units;"
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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rows = cur.fetchall()
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if rows and convert:
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records = [tupleDictionaryFactory(cur.description, row) for row in rows]
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elif rows and not convert:
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records = rows
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except Exception as error:
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raise DatabaseError(error, "", sql)
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return records
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class SKUPrefixTable:
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@dataclass
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class Payload:
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__slots__ = ('uuid', 'name', 'description')
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uuid: str
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name: str
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description: str
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def payload(self):
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return (
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self.uuid,
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self.name,
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self.description
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)
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@classmethod
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def create_table(self, conn, site):
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with open(f"sql/CREATE/sku_prefix.sql", 'r') as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, sql, "PrefixTable")
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@classmethod
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def delete_table(self, conn, site):
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with open(f"sql/DROP/sku_prefix.sql", 'r') as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, 'PrefixTable', sql)
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@classmethod
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def insert_tuple(self, conn, site: str, payload: list, convert=True):
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record = ()
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with open(f"sql/INSERT/insertSKUPrefixTuple.sql", "r+") as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchone()
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if rows and convert:
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record = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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record = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return record
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@classmethod
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def getPrefixes(self, conn, site: str, payload: tuple, convert=True):
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"""_summary_
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Args:
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conn (_type_): _description_
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site (_type_): _description_
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payload (_type_): (limit, offset)
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convert (bool, optional): _description_. Defaults to True.
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Raises:
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DatabaseError: _description_
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Returns:
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_type_: _description_
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"""
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recordset = []
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count = 0
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with open(f"sql/SELECT/getSkuPrefixes.sql", "r+") as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchall()
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if rows and convert:
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recordset = [tupleDictionaryFactory(cur.description, row) for row in rows]
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if rows and not convert:
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recordset = rows
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cur.execute(f"SELECT COUNT(*) FROM {site}_sku_prefix;")
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count = cur.fetchone()[0]
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except (Exception, psycopg2.DatabaseError) as error:
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raise DatabaseError(error, payload, sql)
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return recordset, count
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class RecipesTable:
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@dataclass
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class Payload:
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#__slots__ = ('name', 'author', 'description', 'created_date', 'instructions', 'picture_path')
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name: str
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author: int
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description: str
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created_date: datetime = field(init=False)
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instructions: list = field(default_factory=list)
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picture_path: str = ""
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def __post_init__(self):
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self.created_date = datetime.datetime.now()
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def payload(self):
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return (
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self.name,
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self.author,
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self.description,
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self.created_date,
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lst2pgarr(self.instructions),
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self.picture_path
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)
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@dataclass
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class ItemPayload:
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uuid: str
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rp_id: int
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item_type: str
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item_name:str
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uom: int
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qty: float = 0.0
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item_id: int = None
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links: dict = field(default_factory=dict)
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def payload(self):
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return (
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self.uuid,
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self.rp_id,
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self.item_type,
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self.item_name,
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self.uom,
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self.qty,
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self.item_id,
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json.dumps(self.links)
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)
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@classmethod
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def create_table(self, conn, site):
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with open(f"sql/CREATE/recipes.sql", 'r') as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, sql, "PrefixTable")
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@classmethod
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def delete_table(self, conn, site):
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with open(f"sql/DROP/recipes.sql", 'r') as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql)
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except Exception as error:
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raise DatabaseError(error, 'PrefixTable', sql)
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@classmethod
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def insert_tuple(self, conn, site: str, payload: list, convert=True):
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"""insert into recipes table for site
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|
Args:
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conn (_T_connector@connect): Postgresql Connector
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site (stre):
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payload (tuple): (name[str], author[int], description[str], creation_date[timestamp], instructions[list], picture_path[str])
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convert (bool, optional): Determines if to return tuple as a dictionary. Defaults to False.
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Raises:
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DatabaseError:
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Returns:
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tuple or dict: inserted tuple
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"""
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recipe = ()
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with open(f"sql/INSERT/insertRecipesTuple.sql", "r+") as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchone()
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if rows and convert:
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recipe = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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recipe = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return recipe
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@classmethod
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def insert_item_tuple(self, conn, site, payload, convert=True):
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"""insert into recipe_items table for site
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Args:
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conn (_T_connector@connect): Postgresql Connector
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site (stre):
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payload (tuple): (uuid[str], rp_id[int], item_type[str], item_name[str], uom[str], qty[float], item_id[int], links[jsonb])
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convert (bool, optional): Determines if to return tuple as a dictionary. Defaults to False.
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Raises:
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DatabaseError:
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Returns:
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tuple or dict: inserted tuple
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"""
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recipe_item = ()
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with open(f"sql/INSERT/insertRecipeItemsTuple.sql", "r+") as file:
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sql = file.read().replace("%%site_name%%", site)
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try:
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with conn.cursor() as cur:
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cur.execute(sql, payload)
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rows = cur.fetchone()
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if rows and convert:
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recipe_item = tupleDictionaryFactory(cur.description, rows)
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elif rows and not convert:
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recipe_item = rows
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except Exception as error:
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raise DatabaseError(error, payload, sql)
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return recipe_item
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@classmethod
|
|
def delete_item_tuple(self, conn, site_name, payload, convert=True):
|
|
"""This is a basic funtion to delete a tuple from a table in site with an id. All
|
|
tables in this database has id's associated with them.
|
|
|
|
Args:
|
|
conn (_T_connector@connect): Postgresql Connector
|
|
site_name (str):
|
|
payload (tuple): (tuple_id,...)
|
|
convert (bool, optional): Determines if to return tuple as dictionary. Defaults to False.
|
|
|
|
Raises:
|
|
DatabaseError:
|
|
|
|
Returns:
|
|
tuple or dict: deleted tuple
|
|
"""
|
|
deleted = ()
|
|
sql = f"WITH deleted_rows AS (DELETE FROM {site_name}_recipe_items WHERE id IN ({','.join(['%s'] * len(payload))}) RETURNING *) SELECT * FROM deleted_rows;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, payload)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
deleted = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
deleted = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return deleted
|
|
|
|
@classmethod
|
|
def update_item_tuple(self, conn, site, payload, convert=False):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_T_connector@connect): Postgresql Connector
|
|
site (str):
|
|
table (str):
|
|
payload (dict): {'id': row_id, 'update': {... column_to_update: value_to_update_to...}}
|
|
convert (bool, optional): determines if to return tuple as dictionary. Defaults to False.
|
|
|
|
Raises:
|
|
DatabaseError:
|
|
|
|
Returns:
|
|
tuple or dict: updated tuple
|
|
"""
|
|
updated = ()
|
|
|
|
set_clause, values = updateStringFactory(payload['update'])
|
|
values.append(payload['id'])
|
|
sql = f"UPDATE {site}_recipe_items SET {set_clause} WHERE id=%s RETURNING *;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, values)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
updated = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
updated = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return updated
|
|
|
|
@classmethod
|
|
def getRecipes(self, conn, site: str, payload: tuple, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_type_): _description_
|
|
site (_type_): _description_
|
|
payload (_type_): (limit, offset)
|
|
convert (bool, optional): _description_. Defaults to True.
|
|
|
|
Raises:
|
|
DatabaseError: _description_
|
|
|
|
Returns:
|
|
_type_: _description_
|
|
"""
|
|
recordset = []
|
|
count = 0
|
|
with open(f"sql/SELECT/getRecipes.sql", "r+") as file:
|
|
sql = file.read().replace("%%site_name%%", site)
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, payload)
|
|
rows = cur.fetchall()
|
|
if rows and convert:
|
|
recordset = [tupleDictionaryFactory(cur.description, row) for row in rows]
|
|
if rows and not convert:
|
|
recordset = rows
|
|
|
|
cur.execute(f"SELECT COUNT(*) FROM {site}_recipes;")
|
|
count = cur.fetchone()[0]
|
|
except (Exception, psycopg2.DatabaseError) as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return recordset, count
|
|
|
|
@classmethod
|
|
def getRecipe(self, conn, site: str, payload: tuple, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_type_): _description_
|
|
site (_type_): _description_
|
|
payload (_type_): (id, )
|
|
convert (bool, optional): _description_. Defaults to True.
|
|
|
|
Raises:
|
|
DatabaseError: _description_
|
|
|
|
Returns:
|
|
_type_: _description_
|
|
"""
|
|
record = ()
|
|
with open(f"sql/SELECT/getRecipeByID.sql", "r+") as file:
|
|
sql = file.read().replace("%%site_name%%", site)
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, payload)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
record = tupleDictionaryFactory(cur.description, rows)
|
|
if rows and not convert:
|
|
record = rows
|
|
except (Exception, psycopg2.DatabaseError) as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return record
|
|
|
|
@classmethod
|
|
def updateRecipe(self, conn, site, payload, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_T_connector@connect): Postgresql Connector
|
|
site (str):
|
|
table (str):
|
|
payload (dict): {'id': row_id, 'update': {... column_to_update: value_to_update_to...}}
|
|
convert (bool, optional): determines if to return tuple as dictionary. Defaults to False.
|
|
|
|
Raises:
|
|
DatabaseError:
|
|
|
|
Returns:
|
|
tuple or dict: updated tuple
|
|
"""
|
|
updated = ()
|
|
|
|
set_clause, values = updateStringFactory(payload['update'])
|
|
values.append(payload['id'])
|
|
sql = f"UPDATE {site}_recipes SET {set_clause} WHERE id=%s RETURNING *;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, values)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
updated = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
updated = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return updated
|
|
|
|
|
|
class ItemInfoTable:
|
|
@classmethod
|
|
def select_tuple(self, conn, site:str, payload:tuple, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_type_): _description_
|
|
site (_type_): _description_
|
|
payload (_type_): (item_info_id,)
|
|
convert (bool, optional): _description_. Defaults to True.
|
|
|
|
Raises:
|
|
DatabaseError: _description_
|
|
|
|
Returns:
|
|
_type_: _description_
|
|
"""
|
|
selected = ()
|
|
sql = f"SELECT * FROM {site}_item_info WHERE id=%s;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, payload)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
selected = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
selected = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return selected
|
|
|
|
@classmethod
|
|
def update_tuple(self, conn, site:str, payload: dict, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_T_connector@connect): Postgresql Connector
|
|
site (str):
|
|
table (str):
|
|
payload (dict): {'id': row_id, 'update': {... column_to_update: value_to_update_to...}}
|
|
convert (bool, optional): determines if to return tuple as dictionary. Defaults to False.
|
|
|
|
Raises:
|
|
DatabaseError:
|
|
|
|
Returns:
|
|
tuple or dict: updated tuple
|
|
"""
|
|
updated = ()
|
|
|
|
set_clause, values = updateStringFactory(payload['update'])
|
|
values.append(payload['id'])
|
|
sql = f"UPDATE {site}_item_info SET {set_clause} WHERE id=%s RETURNING *;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, values)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
updated = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
updated = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return updated
|
|
|
|
|
|
class ItemTable:
|
|
|
|
@classmethod
|
|
def getItemAllByID(self, conn, site, payload, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_type_): _description_
|
|
site (_type_): _description_
|
|
payload (_type_): (item_id, )
|
|
convert (bool, optional): _description_. Defaults to False.
|
|
|
|
Raises:
|
|
DatabaseError: _description_
|
|
|
|
Returns:
|
|
_type_: _description_
|
|
"""
|
|
item = ()
|
|
with open(f"sql/SELECT/getItemAllByID.sql", "r+") as file:
|
|
getItemAllByID_sql = file.read().replace("%%site_name%%", site)
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(getItemAllByID_sql, payload)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
item = tupleDictionaryFactory(cur.description, rows)
|
|
if rows and not convert:
|
|
item = rows
|
|
except (Exception, psycopg2.DatabaseError) as error:
|
|
raise DatabaseError(error, payload, getItemAllByID_sql)
|
|
return item
|
|
|
|
@classmethod
|
|
def update_tuple(self, conn, site, payload, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_T_connector@connect): Postgresql Connector
|
|
site (str):
|
|
table (str):
|
|
payload (dict): {'id': row_id, 'update': {... column_to_update: value_to_update_to...}}
|
|
convert (bool, optional): determines if to return tuple as dictionary. Defaults to False.
|
|
|
|
Raises:
|
|
DatabaseError:
|
|
|
|
Returns:
|
|
tuple or dict: updated tuple
|
|
"""
|
|
updated = ()
|
|
|
|
set_clause, values = updateStringFactory(payload['update'])
|
|
values.append(payload['id'])
|
|
sql = f"UPDATE {site}_items SET {set_clause} WHERE id=%s RETURNING *;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, values)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
updated = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
updated = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return updated
|
|
|
|
class ReceiptTable:
|
|
|
|
@classmethod
|
|
def update_receipt(self, conn, site:str, payload:dict, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_T_connector@connect): Postgresql Connector
|
|
site (str):
|
|
table (str):
|
|
payload (dict): {'id': row_id, 'update': {... column_to_update: value_to_update_to...}}
|
|
convert (bool, optional): determines if to return tuple as dictionary. Defaults to False.
|
|
|
|
Raises:
|
|
DatabaseError:
|
|
|
|
Returns:
|
|
tuple or dict: updated tuple
|
|
"""
|
|
updated = ()
|
|
|
|
set_clause, values = updateStringFactory(payload['update'])
|
|
values.append(payload['id'])
|
|
sql = f"UPDATE {site}_receipts SET {set_clause} WHERE id=%s RETURNING *;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, values)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
updated = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
updated = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return updated
|
|
|
|
@classmethod
|
|
def select_tuple(self, conn, site:str, payload:tuple, convert=True):
|
|
"""_summary_
|
|
|
|
Args:
|
|
conn (_type_): _description_
|
|
site (_type_): _description_
|
|
payload (_type_): (receipt_id,)
|
|
convert (bool, optional): _description_. Defaults to True.
|
|
|
|
Raises:
|
|
DatabaseError: _description_
|
|
|
|
Returns:
|
|
_type_: _description_
|
|
"""
|
|
selected = ()
|
|
sql = f"SELECT * FROM {site}_receipts WHERE id=%s;"
|
|
try:
|
|
with conn.cursor() as cur:
|
|
cur.execute(sql, payload)
|
|
rows = cur.fetchone()
|
|
if rows and convert:
|
|
selected = tupleDictionaryFactory(cur.description, rows)
|
|
elif rows and not convert:
|
|
selected = rows
|
|
except Exception as error:
|
|
raise DatabaseError(error, payload, sql)
|
|
return selected |