factor/extra/mongodb/tuple/tuple.factor

107 lines
2.6 KiB
Factor

USING: accessors assocs classes.mixin classes.tuple
classes.tuple.parser compiler.units fry kernel sequences
hashtables
mongodb.driver
mongodb.msg mongodb.tuple.collection
mongodb.tuple.persistent mongodb.tuple.state strings ;
FROM: mongodb.driver => update delete find count ;
FROM: mongodb.tuple.persistent => assoc>tuple ;
IN: mongodb.tuple
SYNTAX: MDBTUPLE:
parse-tuple-definition
mdb-check-slots
define-tuple-class ;
: define-persistent ( class collection slot-options index -- )
[ [ <mdb-tuple-collection> dupd link-collection ] when* ] 2dip
[ dup '[ _ mdb-persistent add-mixin-instance ] with-compilation-unit ] 2dip
[ drop set-slot-map ]
[ nip set-index-map ] 3bi ; inline
: ensure-table ( class -- )
tuple-collection
[ create-collection ]
[ [ mdb-index-map values ] keep
'[ _ name>> >>ns ensure-index ] each
] bi ;
: ensure-tables ( classes -- )
[ ensure-table ] each ;
: drop-table ( class -- )
tuple-collection
[ [ mdb-index-map values ] keep
'[ _ name>> swap name>> drop-index ] each ]
[ name>> drop-collection ] bi ;
: recreate-table ( class -- )
[ drop-table ]
[ ensure-table ] bi ;
DEFER: tuple>query
<PRIVATE
GENERIC: id-selector ( object -- selector )
M: toid id-selector
[ value>> ] [ key>> ] bi associate ; inline
M: mdb-persistent id-selector
>toid id-selector ;
: (save-tuples) ( collection assoc -- )
swap '[ [ _ ] 2dip
[ id-selector ] dip
<update> >upsert update ] assoc-each ; inline
: prepare-tuple-query ( tuple/query -- query )
dup mdb-query-msg? [ tuple>query ] unless ;
PRIVATE>
: save-tuple-deep ( tuple -- )
tuple>storable [ (save-tuples) ] assoc-each ;
: update-tuple ( tuple -- )
[ tuple-collection name>> ]
[ ensure-oid id-selector ]
[ tuple>assoc ] tri
<update> >upsert update ;
: save-tuple ( tuple -- )
update-tuple ;
: insert-tuple ( tuple -- )
[ tuple-collection name>> ]
[ tuple>assoc ] bi
save ;
: delete-tuple ( tuple -- )
[ tuple-collection name>> ] keep
id-selector <delete> delete ;
: delete-tuples ( seq -- )
[ delete-tuple ] each ;
: tuple>query ( tuple -- query )
[ tuple-collection name>> ] keep
tuple>selector <query> ;
: select-tuple ( tuple/query -- tuple/f )
prepare-tuple-query
find-one [ assoc>tuple ] [ f ] if* ;
: select-tuples ( tuple/query -- cursor tuples/f )
prepare-tuple-query
find [ assoc>tuple ] map ;
: select-all-tuples ( tuple/query -- tuples )
prepare-tuple-query
find-all [ assoc>tuple ] map ;
: count-tuples ( tuple/query -- n )
dup mdb-query-msg? [ tuple>query ] unless count ;