package com.mydreamjob.messaging;

import org.springframework.data.jpa.repository.*;
import org.springframework.data.repository.query.Param;

public interface ChatAttachmentRepository extends JpaRepository<ChatAttachment,Long> {
    @Modifying
    @Query("delete from ChatAttachment a where a.messageId = :id")
    void purge(@Param("id") Long messageId);

    @Modifying
    @Query("delete from ChatAttachment a where a.messageId in (select m.id from Message m where m.senderUserId = :id)")
    void purgeForSender(@Param("id") Long userId);

    @Modifying(clearAutomatically=true,flushAutomatically=true)
    @Query("update Message m set m.attachmentFilename=null, m.attachmentContentType=null, "
            + "m.attachmentSize=null, m.attachmentSha256=null, m.attachmentWidth=null, m.attachmentHeight=null, "
            + "m.version=m.version+1 where m.senderUserId=:id and m.messageType in ('IMAGE','FILE') and m.attachmentSize is not null")
    void clearMetadataForSender(@Param("id") Long userId);
}