Ë
    ¦#ijB  ã                   óv   — d Z ddlmZ ddlmZmZ  G d„ de«      Z G d„ d«      Z G d„ d	«      Z	 G d
„ d«      Z
y)z]
Useful auxiliary data structures for query construction. Not useful outside
the SQL domain.
é    )ÚFullResultSet)ÚINNERÚLOUTERc                   ó   — e Zd ZdZd„ Zy)Ú	MultiJoinz¤
    Used by join construction code to indicate the point at which a
    multi-valued join was attempted (if the caller wants to treat that
    exceptionally).
    c                 ó    — || _         || _        y ©N)ÚlevelÚnames_with_path)ÚselfÚ	names_posÚpath_with_namess      ú]/var/www/html/office/venv/lib/python3.12/site-packages/django/db/models/sql/datastructures.pyÚ__init__zMultiJoin.__init__   s   € ØˆŒ
à.ˆÕó    N)Ú__name__Ú
__module__Ú__qualname__Ú__doc__r   © r   r   r   r   
   s   „ ñó/r   r   c                   ó   — e Zd Zy)ÚEmptyN)r   r   r   r   r   r   r   r      s   „ Ør   r   c                   óN   — e Zd ZdZ	 dd„Zd„ Zd„ Zed„ «       Zd„ Z	d„ Z
d	„ Zd
„ Zy)ÚJoinaá  
    Used by sql.Query and sql.SQLCompiler to generate JOIN clauses into the
    FROM entry. For example, the SQL generated could be
        LEFT OUTER JOIN "sometable" T1
        ON ("othertable"."sometable_id" = "sometable"."id")

    This class is primarily used in Query.alias_map. All entries in alias_map
    must be Join compatible by providing the following attributes and methods:
        - table_name (string)
        - table_alias (possible alias for the table, can be None)
        - join_type (can be None for those entries that aren't joined from
          anything)
        - parent_alias (which table is this join's parent, can be None
          similarly to join_type)
        - as_sql()
        - relabeled_clone()
    Nc                 óÒ   — || _         || _        || _        || _        |j	                  «       | _        t        d„ | j
                  D «       «      | _        || _        || _	        || _
        y )Nc              3   óR   K  — | ]  \  }}|j                   |j                   f–— Œ! y ­wr	   )Úcolumn)Ú.0Ú	lhs_fieldÚ	rhs_fields      r   ú	<genexpr>z Join.__init__.<locals>.<genexpr>B   s-   è ø€ ò 
á$�	˜9ð ×Ñ˜y×/Ñ/Ô0ñ
ùs   ‚%')Ú
table_nameÚparent_aliasÚtable_aliasÚ	join_typeÚget_joining_fieldsÚjoin_fieldsÚtupleÚ	join_colsÚ
join_fieldÚnullableÚfiltered_relation)r   r"   r#   r$   r%   r*   r+   r,   s           r   r   zJoin.__init__.   sl   € ð %ˆŒØ(ˆÔà&ˆÔà"ˆŒð &×8Ñ8Ó:ˆÔÜñ 
à(,×(8Ñ(8ô
ó 
ˆŒð
 %ˆŒà ˆŒØ!2ˆÕr   c                 ó  — g }g }|j                   }| j                  D ]‚  \  }}|j                  j                  | j                  || j
                  |«      \  }}|j                  |«      \  }}	||	z  }
|j                  |«      \  }}||z  }|j                  |
› d|› �«       Œ„ | j                  j                  | j
                  | j                  «      }|r9|j                  |«      \  }}|j                  d|z  «       |j                  |«       | j                  rD	 |j                  | j                  «      \  }}|j                  d|z  «       |j                  |«       |s9t        | j                  d| j                  «      }t        d|j                  z  «      ‚dj!                  |«      }| j
                  | j"                  k(  rdnd| j
                  z  }| j$                  ›d || j"                  «      ›|›d	|›d
�}||fS # t        $ r Y Œ¬w xY w)z¤
        Generate the full
           LEFT OUTER JOIN sometable
           ON sometable.somecol = othertable.othercol, params
        clause for this join.
        z = z(%s)ÚfieldzaJoin generated an empty ON clause. %s did not yield either joining columns or extra restrictions.z AND Ú ú %sú z ON (ú))Úquote_name_unless_aliasr'   ÚopsÚprepare_join_on_clauser#   r$   ÚcompileÚappendr*   Úget_extra_restrictionÚextendr,   r   ÚgetattrÚ
ValueErrorÚ	__class__Újoinr"   r%   )r   ÚcompilerÚ
connectionÚjoin_conditionsÚparamsÚqnÚlhsÚrhsÚlhs_sqlÚ
lhs_paramsÚlhs_full_nameÚrhs_sqlÚ
rhs_paramsÚrhs_full_nameÚ
extra_condÚ	extra_sqlÚextra_paramsÚdeclared_fieldÚon_clause_sqlÚ	alias_strÚsqls                        r   Úas_sqlzJoin.as_sqlL   s  € ð ˆØˆØ×-Ñ-ˆà×(Ñ(ò 	I‰HˆC�Ø!—~‘~×<Ñ<Ø×!Ñ! 3¨×(8Ñ(8¸#ó‰HˆC�ð #+×"2Ñ"2°3Ó"7ÑˆG�ZØ# jÑ0ˆMØ"*×"2Ñ"2°3Ó"7ÑˆG�ZØ# jÑ0ˆMØ×"Ñ" m _°C¸°Ð#GÕHð	Ið —_‘_×:Ñ:Ø×Ñ˜d×/Ñ/ó
ˆ
ñ Ø&.×&6Ñ&6°zÓ&BÑ#ˆI�|Ø×"Ñ" 6¨IÑ#5Ô6Ø�M‰M˜,Ô'Ø×!Ò!ð,Ø*2×*:Ñ*:¸4×;QÑ;QÓ*RÑ'�	˜<ð  ×&Ñ& v°	Ñ'9Ô:Ø—‘˜lÔ+Ùä$ T§_¡_°g¸t¿¹ÓOˆNÜð9Ø;I×;SÑ;SñTóð ð  Ÿ™ _Ó5ˆà×"Ñ" d§o¡oÒ5‰B¸EÀD×DTÑDTÑ<Tð 	ð �N‹NÙˆt�‰ÔÚÚð	
ˆð �Fˆ{Ðøô- !ò Ùðús   ÄG> Ç>	H
È	H
c           	      ón  — |j                  | j                  | j                  «      }|j                  | j                  | j                  «      }| j                  �| j                  j	                  |«      }nd }| j                  | j                  ||| j                  | j                  | j                  |¬«      S )N)r,   )
Úgetr#   r$   r,   Úrelabeled_cloner<   r"   r%   r*   r+   )r   Ú
change_mapÚnew_parent_aliasÚnew_table_aliasr,   s        r   rU   zJoin.relabeled_clone…   sŸ   € Ø%Ÿ>™>¨$×*;Ñ*;¸T×=NÑ=NÓOÐØ$Ÿ.™.¨×)9Ñ)9¸4×;KÑ;KÓLˆØ×!Ñ!Ð-Ø $× 6Ñ 6× FÑ FÀzÓ RÑà $ÐØ�~‰~Ø�O‰OØØØ�N‰NØ�O‰OØ�M‰MØ/ð ó 
ð 	
r   c                 ót   — | j                   | j                  | j                  | j                  | j                  fS r	   )r<   r"   r#   r*   r,   ©r   s    r   ÚidentityzJoin.identity–   s5   € ð �N‰NØ�O‰OØ×ÑØ�O‰OØ×"Ñ"ð
ð 	
r   c                 ó`   — t        |t        «      st        S | j                  |j                  k(  S r	   )Ú
isinstancer   ÚNotImplementedr[   ©r   Úothers     r   Ú__eq__zJoin.__eq__    s%   € Ü˜%¤Ô&Ü!Ð!Ø�}‰} §¡Ñ.Ð.r   c                 ó,   — t        | j                  «      S r	   ©Úhashr[   rZ   s    r   Ú__hash__zJoin.__hash__¥   ó   € Ü�D—M‘MÓ"Ð"r   c                 ó>   — | j                  i «      }t        |_        |S r	   )rU   r   r%   ©r   Únews     r   ÚdemotezJoin.demote¨   s   € Ø×"Ñ" 2Ó&ˆÜˆŒØˆ
r   c                 ó>   — | j                  i «      }t        |_        |S r	   )rU   r   r%   rh   s     r   ÚpromotezJoin.promote­   s   € Ø×"Ñ" 2Ó&ˆÜˆŒØˆ
r   r	   )r   r   r   r   r   rR   rU   Úpropertyr[   ra   re   rj   rl   r   r   r   r   r      sD   „ ñð4 ó3ò<7òr
ð" ñ
ó ð
ò/ò
#òó
r   r   c                   óJ   — e Zd ZdZdZdZdZd„ Zd„ Zd„ Z	e
d„ «       Zd„ Zd„ Zy)	Ú	BaseTablezÂ
    The BaseTable class is used for base table references in FROM clause. For
    example, the SQL "foo" in
        SELECT * FROM "foo" WHERE somecond
    could be generated by this class.
    Nc                 ó    — || _         || _        y r	   )r"   r$   )r   r"   Úaliass      r   r   zBaseTable.__init__¿   s   € Ø$ˆŒØ ˆÕr   c                 óš   — | j                   | j                  k(  rdnd| j                   z  }|j                  | j                  «      }||z   g fS )Nr/   r0   )r$   r"   r3   )r   r>   r?   rP   Úbase_sqls        r   rR   zBaseTable.as_sqlÃ   sN   € à×"Ñ" d§o¡oÒ5‰B¸EÀD×DTÑDTÑ<Tð 	ð ×3Ñ3°D·O±OÓDˆØ˜)Ñ# RÐ'Ð'r   c                 ó‚   — | j                  | j                  |j                  | j                  | j                  «      «      S r	   )r<   r"   rT   r$   )r   rV   s     r   rU   zBaseTable.relabeled_cloneÊ   s3   € Ø�~‰~Ø�O‰O˜ZŸ^™^¨D×,<Ñ,<¸d×>NÑ>NÓOó
ð 	
r   c                 óH   — | j                   | j                  | j                  fS r	   )r<   r"   r$   rZ   s    r   r[   zBaseTable.identityÏ   s   € à�~‰~˜tŸ™°×0@Ñ0@Ð@Ð@r   c                 ó`   — t        |t        «      st        S | j                  |j                  k(  S r	   )r]   ro   r^   r[   r_   s     r   ra   zBaseTable.__eq__Ó   s%   € Ü˜%¤Ô+Ü!Ð!Ø�}‰} §¡Ñ.Ð.r   c                 ó,   — t        | j                  «      S r	   rc   rZ   s    r   re   zBaseTable.__hash__Ø   rf   r   )r   r   r   r   r%   r#   r,   r   rR   rU   rm   r[   ra   re   r   r   r   ro   ro   ³   sH   „ ñð €IØ€LØÐò!ò(ò
ð
 ñAó ðAò/ó
#r   ro   N)r   Údjango.core.exceptionsr   Údjango.db.models.sql.constantsr   r   Ú	Exceptionr   r   r   ro   r   r   r   ú<module>r{      s?   ðñõ
 1ß 8ô
/�	ô 
/÷	ñ 	÷Uñ U÷p&#ò &#r   