|00

@System &vector $2 &expansion $2 &wst $1 &rst $1 &metadata $2 &r $2 &g $2 &b $2 &debug $1 &state $1
|10 @Console &vector $2 &read $1 &pad $4 &type $1 &write $1 &error $1
|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
|80 @Controller &vector $2 &button $1 &key $1
|90 @Mouse &vector $2 &x $2 &y $2 &state $1 &chord $1 &pad $4 &scrolly &scrolly-hb $1 &scrolly-lb $1
|a0 @File &vector $2 &success $1 &success-lb $1 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
|0000 @misc $1

@selection $1 &mod $1

@path $2 &null $80

@lines &folders $1 &roms $1 &misc $1
|0100 @on-reset ( -> )
	;meta #06 DEO2
	#e1ff .System/r DEO2
	#e1ff .System/g DEO2
	#e1f4 .System/b DEO2
	<load-theme>
	#0100 .Screen/width DEO2
	;dict/home-path set-path <refresh-dir>
	;on-mouse .Mouse/vector DEO2
	;on-control .Controller/vector DEO2
	BRK

@meta $1
	( name ) "Menu(Porporo) 0a
	( desc ) "File 20 "Browser 0a
	( auth ) "By 20 "Devine 20 "Lu 20 "Linvega 0a
	( date ) "9 20 "Dec 20 "2023 $1
	( exts ) 00

@on-mouse ( -> )
	[ LIT2 00 -Mouse/state ] DEI NEQ #41 ADD ;cursor-icn <update-cursor>
	.Mouse/y DEI2 <y-id>
	.Mouse/state DEI DUP ?{ POP <select>
		BRK }
	#01 GTH .selection/mod STZ
	<pick>
	[ LIT2 00 -Mouse/state ] DEO
	BRK

@<y-id> ( y* -- id )
	#0003 SUB2
	( | above )
	DUP2 #8000 GTH2 ?&outside
	( | spacer )
	has-spacer #00 EQU ?{
		DUP2 [ LIT2 00 -lines/folders ] LDZ #40 SFT2 SUB2 #0008 LTH2 ?&outside
		DUP2 [ LIT2 00 -lines/folders ] LDZ #40 SFT2 GTH2 #00 SWP #30 SFT2 SUB2 }
	#04 SFT2 NIP
	( | below )
	DUP count-lines LTH ?{ POP #ff JMP2r }
	JMP2r

	&outside ( y* -- id )
	POP2 #ff JMP2r

@on-control ( -> )
	( | mod )
	[ LIT2 04 -Controller/button ] DEI AND #00 NEQ .selection/mod STZ
	( | key )
	.Controller/key DEI
	( esc ) DUP #1b NEQ ?{ <escape> }
	( tab ) DUP #09 NEQ ?{ <toggle-misc> }
	( enter ) DUP #0d NEQ ?{ .selection LDZ <pick> }
	POP
	( | button )
	.Controller/button DEI
	( up ) DUP #10 NEQ ?{ #ff <move> }
	( down ) DUP #20 NEQ ?{ #01 <move> }
	( A ) DUP #01 NEQ ?{ .selection LDZ <pick> }
	POP BRK

(
@|core )

@<refresh-dir> ( -- )
	;path .File/name DEO2
	#0800 .File/length DEO2
	;mem/dir .File/read DEO2
	( | clean )
	[ LIT2 00 -lines/folders ] STZ
	[ LIT2 00 -lines/roms ] STZ
	[ LIT2 00 -lines/misc ] STZ
	( | parse )
	;mem/dir
	&w ( -- )
	DUP2 <parse-line>
	lcap/ INC2 LDAk ?&w
	POP2
	( >> )

@fit-window ( -- )
	#00 count-lines
	( empty ) DUP #00 EQU ADD #40 SFT2
	( no-folder spacer ) has-spacer #00 EQU ?{ #0008 ADD2 }
	( padding ) #0020 ADD2 .Screen/height DEO2 !<redraw>

@<parse-line> ( line* -- )
	#0005 ADD2 LDAk [ LIT ". ] EQU ?&hidden
	is-folder ?&folder
	is-rom ?&rom
	;mem/misc [ LIT2 00 -lines/misc ] LDZ #40 SFT2 ADD2 <lcpy>
	.lines/misc LDZ INC .lines/misc STZ
	JMP2r

	&folder ( line* -- )
	;mem/folders [ LIT2 00 -lines/folders ] LDZ #40 SFT2 ADD2 <lcpy>
	.lines/folders LDZ INC .lines/folders STZ
	JMP2r

	&rom ( line* -- )
	;mem/roms [ LIT2 00 -lines/roms ] LDZ #40 SFT2 ADD2 <lcpy>
	.lines/roms LDZ INC .lines/roms STZ
	JMP2r

	&hidden ( line* -- )
	POP2 JMP2r

@<move> ( mod -- )
	.selection LDZ ADD INCk ?{
		POP count-lines #01 SUB !<select> }
	count-lines DIVk MUL SUB
	( >> )

@<select> ( id -- )
	[ LIT &last ff ] NEQk ?{ POP2 JMP2r }
	POP DUP ,&last STR
	.selection STZ !<redraw>

@<pick> ( alt id -- )
	DUP .lines/folders LDZ LTH ?&folder
	.lines/folders LDZ SUB DUP .lines/roms LDZ LTH ?&roms
	.lines/roms LDZ SUB DUP .lines/misc LDZ LTH ?&misc
	POP JMP2r

	&roms ( id -- )
	#00 SWP #40 SFT2 ;mem/roms ADD2 !<send-path>

	&misc ( id -- )
	#00 SWP #40 SFT2 ;mem/misc ADD2 !<send-file>

	&folder ( id -- )
	#00 SWP #40 SFT2 ;mem/folders ADD2 !<enter>

@<send-path> ( file* -- )
	.selection/mod LDZ ?&special
	[ LIT2 ff -Console/type ] DEO
	;path <pstr>
	<pstr>/
	#0a18 DEO !<exit>

	&special ( file* -- )
	[ LIT2 01 -Console/type ] DEO
	;path <pstr>
	<pstr>/
	#0a18 DEO
	JMP2r

@<send-file> ( file* -- )
	[ LIT2 01 -Console/type ] DEO
	.selection/mod LDZ ?&special
	;path ;mem/filepath STH2k <scpy>
	STH2kr scap/ <scpy>
	STH2r .File/name DEO2
	#0001 .File/length DEO2
	&s ( -- )
	;&b .File/read DEO2
	[ LIT2 &b $1 18 ] DEO
	.File/success-lb DEI ?&s
	JMP2r

	&special ( file* -- )
	;path <pstr>
	<pstr>/
	#0a18 DEO
	JMP2r

@<enter> ( folder* -- )
	.selection/mod LDZ ?&special
	push-path !<refresh-dir>

	&special ( folder* -- )
	;path <pstr>
	<pstr>/
	#0a18 DEO
	JMP2r

@<leave> ( -- )
	pop-path !<refresh-dir>

@<escape> ( -- )
	;path/null LDA ?<leave>
	( >> )

@<exit> ( -- )
	#800f DEO
	JMP2r

@<toggle-misc> ( -- )
	[ LIT2 00 -misc ] LDZ EQU .misc STZ !fit-window

@count-lines ( -- lines )
	.lines/folders LDZ .lines/roms LDZ ADD
	( ) [ LIT2 00 -misc ] LDZ EQU ?{ .lines/misc LDZ ADD }
	JMP2r

@has-spacer ( -- f )
	[ LIT2 00 -lines/folders ] LDZ NEQ
	( ) [ LIT2 00 -lines/roms ] LDZ NEQ
	( ) [ LIT2 00 -misc ] LDZ EQU ?{
		[ LIT2 00 -lines/misc ] LDZ NEQ ORA }
	AND JMP2r

@get-cat ( id -- color )
	INC .lines/folders LDZ GTHk ?{ POP2 #02 JMP2r }
	SUB .lines/roms LDZ GTH ?{ #02 JMP2r }
	#01 JMP2r

@is-folder ( line* -- line* f )
	DUP2 lcap/ #0001 SUB2 LDA [ LIT "/ ] EQU JMP2r

@is-rom ( line* -- line*f )
	DUP2 lcap/ #0003 SUB2 ;dict/mp3-ext !scmp3

(
@|path )

@set-path ( path* -- )
	;path !<scpy>

@push-path ( subpath* -- )
	;path scap/ !<scpy>

@pop-path ( -- )
	;path scap/ #0001 SUB2
	&w ( -- )
	;path/null LDA ?{ POP2 JMP2r }
	#0001 SUB2 LDAk [ LIT "/ ] NEQ ?{
		LITr 00 STH2
		INC2r STAr
		JMP2r }
	!&w

(
@|drawing )

@<redraw> ( -- )
	( | clear )
	#0000 DUP2 .Screen/x DEO2
	.Screen/y DEO2
	[ LIT2 80 -Screen/pixel ] DEO
	( | status )
	#0008 .Screen/x DEO2
	#0004 .Screen/y DEO2
	;path #01 <draw-uf2>
	( | spacer )
	#0014 .Screen/y DEO2
	;line-icn <draw-spacer>
	( | highlight )
	.selection LDZ <draw-highlight>
	( | content )
	#001c .Screen/y DEO2
	( | empty )
	count-lines ?{
		#0008 .Screen/x DEO2
		;dict/empty #0f !<draw-uf2> }
	( | folders )
	;mem/folders .lines/folders LDZ #01 <draw-list>
	[ LIT2 00 -lines/folders ] LDZ EQU ?{ ;dash-icn <draw-spacer> }
	;mem/roms .lines/roms LDZ #00 <draw-list>
	[ LIT2 00 -misc ] LDZ EQU ?{
		;mem/misc .lines/misc LDZ #00 <draw-list> }
	JMP2r

@<draw-spacer> ( addr* -- )
	#0000 .Screen/x DEO2
	.Screen/addr DEO2
	[ LIT2 f2 -Screen/auto ] DEO
	[ LIT2 05 -Screen/sprite ] DEOk #0080 .Screen/x DEO2
	.Screen/y DEI2 #0008 SUB2 .Screen/y DEO2
	DEO
	JMP2r

@<draw-highlight> ( id -- )
	( empty ) count-lines ?{ POP JMP2r }
	;fill-icn .Screen/addr DEO2
	[ LIT2 f2 -Screen/auto ] DEO
	#0000 .Screen/x DEO2
	STH
	( lines ) #00 STHkr #40 SFT2
	( | spacer )
	has-spacer #00 EQU ?{
		#00 STHkr INC .lines/folders LDZ GTH #30 SFT2 ADD2 }
	( padding ) #0013 ADD2 .Screen/y DEO2
	STHr get-cat .Screen/sprite DEOk DEOk
	( | right-side )
	.Screen/x DEI2 #0080 ADD2 .Screen/x DEO2
	.Screen/y DEI2 #0010 SUB2 .Screen/y DEO2
	DEOk DEO
	JMP2r

@<draw-list> ( addr* length folder -- )
	,&folder STR
	DUP ?{ POP2 POP JMP2r }
	#0008 .Screen/x DEO2
	#00 SWP2 ,&t STR2
	&>l ( -- )
		#00 OVR #40 SFT2 [ LIT2 &t $2 ] ADD2 #05 <draw-uf2>
		#0008 .Screen/x DEO2
		.Screen/y DEI2k #0010 ADD2 ROT DEO2
		INC GTHk ?&>l
	POP2
	( | draw cursor marker )
	[ LIT &folder $1 ] ?{ JMP2r }
	JMP2r
	[ LIT2 15 -Screen/auto ] DEO
	;fill-icn .Screen/addr DEO2
	.Screen/width DEI2 #0010 SUB2 .Screen/x DEO2
	.Screen/y DEI2k #0020 SUB2 ROT DEO2
	#05 .Screen/sprite DEO
	.Screen/y DEI2k #0010 ADD2 ROT DEO2
	JMP2r

@<draw-uf2> ( addr* color -- )
	,&color STR
	[ LIT2 15 -Screen/auto ] DEO
	&>w ( -- )
		LDAk #1f GTH ?{ POP2 JMP2r }
		LDAk #20 SUB #00 SWP
		( ) DUP2 #50 SFT2 ;font/glyphs ADD2 .Screen/addr DEO2
		( ) ;font ADD2 LDA #00 SWP .Screen/x DEI2 ADD2
		( ) [ LIT &color 05 ] .Screen/sprite DEOk DEO
		.Screen/x DEO2
		INC2 !&>w

@<update-cursor> ( color addr* -- )
	[ LIT2 00 -Screen/auto ] DEO
	;fill-icn .Screen/addr DEO2
	#40 <draw-cursor>
	.Mouse/x DEI2 ,<draw-cursor>/x STR2
	.Mouse/y DEI2 ,<draw-cursor>/y STR2
	.Screen/addr DEO2

@<draw-cursor> ( color -- )
	[ LIT2 &x $2 ] .Screen/x DEO2
	[ LIT2 &y $2 ] .Screen/y DEO2
	.Screen/sprite DEO
	JMP2r

(
@|stdlib )

@scap ( str* -- end* )

	&w ( -- )
	INC2 & LDAk ?&w
	JMP2r

@scmp3 ( a* b* -- f )
	STH2
	LDAkr LDAk STHr NEQ ?{ INC2r INC2 }
	LDA2r LDA2 STH2r EQU2 JMP2r

@lcap ( str* -- next-line* )

	&w ( -- )
	LDAk #0a EQU ?{ INC2 & LDAk ?&w }
	JMP2r

@<lcpy> ( src* dst* -- )
	STH2
	&w ( -- )
	LDAk #1f GTH ?{
		POP2 #00 STH2r STA
		JMP2r }
	LDAk #00 STH2kr STA2
	INC2r INC2 !&w

@<scpy> ( src* dst* -- )
	STH2
	&w ( -- )
	LDAk #00 STH2kr STA2
	INC2r INC2 LDAk ?&w
	POP2 POP2r JMP2r

@<pstr> ( str* -- )

	&w ( -- )
	LDAk #18 DEO
	INC2 & LDAk ?&w
	POP2 JMP2r

(
@|theme )

@<load-theme> ( -- )
	;&path .File/name DEO2
	#0002 .File/length DEO2
	[ LIT2 -System/debug -System/r ]
	&l ( -- )
	;&buf .File/read DEO2
	[ LIT2 00 -File/success-lb ] DEI EQU ?{
		[ LIT2r &buf $2 ] STHk DEO2r
		INC INC NEQk ?&l }
	POP2 JMP2r

	&path ".theme $1

(
@|assets )

@cursor-icn [ 80c0 e0f0 f8e0 1000 ]

@fill-icn [ ffff ffff ffff ffff ]

@dash-icn [ 0000 00aa 0000 0000 ]

@line-icn [ 0000 00ff 0000 0000 ]

@marker-icn

@dict
	&home-path "./ $1
	&mp3-ext "mp3 $1
	&empty "(empty) $1

~src/assets.tal