o
    g@                     @  s   d dl mZ d dlZd dlZd dlmZ d dlmZmZ d dlm	Z	 d dl
mZmZmZmZmZmZmZ eeef Zeeeeef ZdZG dd	 d	ZdS )
    )annotationsN)Queue)AnyUnion)Config)LifespanScopeLifespanShutdownCompleteEventLifespanShutdownEventLifespanShutdownFailedEventLifespanStartupCompleteEventLifespanStartupEventLifespanStartupFailedEventz2Got invalid state transition on lifespan protocol.c                   @  sH   e Zd ZdddZdddZdd	d
ZdddZdddZdddZdS )
LifespanOnconfigr   returnNonec                 C  s`   |j s|  || _td| _t | _t | _	t
 | _d| _d| _d| _d| _i | _d S )Nzuvicorn.errorF)loadedloadr   logging	getLoggerloggerasyncioEventstartup_eventshutdown_eventr   receive_queueerror_occuredstartup_failedshutdown_failedshould_exitstate)selfr    r"   J/var/www/visachat/venv/lib/python3.10/site-packages/uvicorn/lifespan/on.py__init__    s   



zLifespanOn.__init__c                   s   | j d t }||  }ddi}| j|I d H  | j	 I d H  | j
s3| jr>| jjdkr>| j d d| _d S | j d d S )Nz Waiting for application startup.typezlifespan.startuponz$Application startup failed. Exiting.TzApplication startup complete.)r   infor   get_event_loopcreate_taskmainr   putr   waitr   r   r   lifespanerrorr   )r!   loopmain_lifespan_taskr   r"   r"   r#   startup/   s   
zLifespanOn.startupc                   s   | j rd S | jd ddi}| j|I d H  | j I d H  | js-| j r8| jj	dkr8| j
d d| _d S | jd d S )Nz!Waiting for application shutdown.r%   zlifespan.shutdownr&   z%Application shutdown failed. Exiting.TzApplication shutdown complete.)r   r   r'   r   r+   r   r,   r   r   r-   r.   r   )r!   r   r"   r"   r#   shutdown@   s   
zLifespanOn.shutdownc              
     s  zz| j j}d| j jdd| jd}||| j| jI d H  W nI tyh } z=d | _d| _| j	s3| j
rEW Y d }~W | j  | j  d S | j jdkrTd}| j| n
d}| jj||d	 W Y d }~nd }~ww W | j  | j  d S W | j  | j  d S | j  | j  w )
Nr-   z2.0)versionspec_version)r%   asgir    Tautoz-ASGI 'lifespan' protocol appears unsupported.z!Exception in 'lifespan' protocol
)exc_info)r   
loaded_appasgi_versionr    receivesendBaseExceptionr5   r   r   r   r   setr   r-   r   r'   r.   )r!   appscopeexcmsgr"   r"   r#   r*   N   s<   



zLifespanOn.mainmessageLifespanSendMessagec                   sV  |d dv s	J |d dkr(| j  rJ t| j r!J t| j   d S |d dkrY| j  r7J t| j r@J t| j   d| _|drW| j|d  d S d S |d dkrx| j  shJ t| j rqJ t| j  d S |d dkr| j  sJ t| j rJ t| j  d| _	|dr| j|d  d S d S d S )	Nr%   )lifespan.startup.completelifespan.startup.failedlifespan.shutdown.completelifespan.shutdown.failedrD   rE   TrB   rF   rG   )
r   is_setSTATE_TRANSITION_ERRORr   r=   r   getr   r.   r   )r!   rB   r"   r"   r#   r;   f   s6   



zLifespanOn.sendLifespanReceiveMessagec                   s   | j  I d H S )N)r   rJ   )r!   r"   r"   r#   r:      s   zLifespanOn.receiveN)r   r   r   r   )r   r   )rB   rC   r   r   )r   rK   )	__name__
__module____qualname__r$   r1   r2   r*   r;   r:   r"   r"   r"   r#   r      s    




"r   )
__future__r   r   r   r   typingr   r   uvicornr   uvicorn._typesr   r   r	   r
   r   r   r   rK   rC   rI   r   r"   r"   r"   r#   <module>   s"    $
