o
    E6d.                     @   sf  d dl Z ddlmZ ddlmZ ddlmZ ddlmZ ddlmZ ddlm	Z	 dd	lm
Z
 dd
lmZ ddlmZ ddlmZ ddlmZ ddlmZ ddlmZ ddlmZ eddd Zeddd Zeddd Zeddd Ze
ddd Z
e	ddd Z	eddd Zeddd d!d"d#Zd$d%gZedd&d' ZdS )(    N   )exc)inspect)text)warn_test_suite)	create_db)#drop_all_schema_objects_post_tables)"drop_all_schema_objects_pre_tables)drop_db)log)post_configure_engine)prepare_for_drop_tables) set_default_schema_on_connection)temp_table_keyword_args)upsert
postgresqlc                 C   s   | j j}|jdd V}|s|d }d}	 z|d||f  W n3 tjyT } z#|d7 }|dkr6 d	t|v rJt	
d
||j| td W Y d }~n	d }~w    nqW d    d S 1 sew   Y  d S )N
AUTOCOMMITZisolation_levelzselect current_database()r   TzCREATE DATABASE %s TEMPLATE %s   r   zaccessed by other userszFWaiting to create %s, URI %r, template DB %s is in use sleeping for .5g      ?)optionsZpostgresql_templatedbexecution_optionsbeginexec_driver_sqlZscalarr   ZOperationalErrorstrr   infourltimesleep)cfgengidentZtemplate_dbconnattempterr r$   C:\Users\jesus\OneDrive\Desktop\erpjis_fastapi\backend\jisbackend\Lib\site-packages\sqlalchemy/dialects/postgresql/provision.py_pg_create_db   sB   

"r&   c              	   C   s   |  jdd7}|  |tdt|d |d|  W d    n1 s*w   Y  W d    d S W d    d S 1 sBw   Y  d S )Nr   r   zselect pg_terminate_backend(pid) from pg_stat_activity where usename=current_user and pid != pg_backend_pid() and datname=:dname)dnamezDROP DATABASE %s)connectr   r   executer   dictr   )r   r   r    r!   r$   r$   r%   _pg_drop_db8   s   
"r+   c                 C   s
   ddgiS )Nprefixes	TEMPORARYr$   )r   r   r$   r$   r%   #_postgresql_temp_table_keyword_argsG   s   
r.   c                 C   s4   |j }d|_ | }|d|  |  ||_ d S )NTzSET SESSION search_path='%s')Z
autocommitcursorr)   close)r   Zdbapi_connectionZschema_nameZexisting_autocommitr/   r$   r$   r%   ,_postgresql_set_default_schema_on_connectionL   s   
r1   c                 C   sX   |  jdd}|d D ]	}|d|  qW d    d S 1 s%w   Y  d S )Nr   r   z!select gid from pg_prepared_xactszROLLBACK PREPARED '%s')r(   r   r   Zscalarsr)   )r   r   r!   xidr$   r$   r%   r	   X   s   "r	   c              
   C   st   ddl m} t|}| "}|dD ]}|||j|d |d d qW d    d S 1 s3w   Y  d S )Nr   )r   *nameschema)r4   r5   )Zsqlalchemy.dialectsr   r   r   Z	get_enumsr)   ZDropEnumTypeZENUM)r   r   r   Z	inspectorr!   enumr$   r$   r%   r   a   s   
"r   c                 C   s:   | d}| }|rtdddd |D   dS dS )z;Ensure there are no locks on the current username/database.zselect pid, state, wait_event_type, query from pg_stat_activity where usename=current_user and datname=current_database() and state='idle in transaction' and pid != pg_backend_pid()zHPostgreSQL may not be able to DROP tables due to idle in transaction: %sz; c                 s   s    | ]}|j d  V  qdS )queryN)_mapping).0rowr$   r$   r%   	<genexpr>   s    z*prepare_for_drop_tables.<locals>.<genexpr>N)r   allr   join)config
connectionresultrowsr$   r$   r%   r   o   s   r   F)
set_lambdasort_by_parameter_orderc                C   sV   ddl m} ||}t|j}|r|j|j||jd}n| }|j|d|i}|S )Nr   )insert)Zindex_elementsset_rC   )	Zsqlalchemy.dialects.postgresqlrD   r   Z
selectableZon_conflict_do_updateZprimary_keyexcludedZon_conflict_do_nothing	returning)r   tablerG   rB   rC   rD   stmtZtable_pkr$   r$   r%   _upsert   s   
rJ   )Zcitext   )ZhstorerK   c                 C   sd   |  $}tD ]\}}|jj|kr|td|  |  qW d    d S 1 s+w   Y  d S )NzCREATE EXTENSION IF NOT EXISTS )r(   _extensionsdialectZserver_version_infor)   r   commit)r   ZengineZfollower_identr!   	extensionmin_versionr$   r$   r%   _create_citext_extension   s   
"rR   )r    r   r   r   testingr   Ztesting.provisionr   r   r	   r
   r   r   r   r   r   r   Zfor_dbr&   r+   r.   r1   rJ   rM   rR   r$   r$   r$   r%   <module>   sJ   
"





