" Language:    Texte Convivial Technique (TCT)
" License:     GNU General Public License, version 3 or later (at your option)
" Maintainer:  Julien Moutinho <julm+hdoc@autogeree.net>
" URL:         git://git.autogeree.net/hdoc
" Version:     v2018-10-11
" Installation:
"  Copy this file to ~/.vim/syntax/tct.vim
"  then add this line to ~/.vimrc :
"  autocmd BufNewFile,BufRead *.tct set filetype=tct

if exists("b:current_syntax")
	finish
 endif

syn clear
syn sync fromstart
syn sync linebreaks=1

" Default
syn match tctPlain /.\+/ contains=@tctInline
hi def link tctPlain Normal

" Block
syn match   tctPath          /^\( *\([^<>:=|  *`«»/"_,.;@^!?~%(){}[\]\\#&+]* *[:>]\|\[[^]]*\]\|- \|\( *\d\+\.\)\+\)\)* *\ze\([^<>:=|  *`«»/"_,.;@^!?~%(){}[\]\\#&+]*\(@ \| *[>=|]\| *: \| *:$\)\|\[[^]]*\]\|-- \|- \|\( *\d\+\.\)\+\|@ \|#\+ \)/
    \ contains=tctHeaderBird,tctHeaderColon,tctHeaderComment,tctHeaderUL,tctHeaderOL,tctHeaderBracket
    \ nextgroup=@tctRowPath
syn cluster tctRowPath
    \ contains=tctRowAt,tctRowBird,tctRowColon,tctRowEqual,tctRowBar,tctRowComment,tctRowUL,tctRowOL,tctRowBracket,tctRowSection
syn match   tctRowAt         /[^<>:=|  	]*@ /    contained contains=tctHeaderAt      nextgroup=tctValueAt
syn match   tctRowBar        /[^<>:=|  	]* *|/   contained contains=tctHeaderBar     nextgroup=tctValueBar
syn match   tctRowBird       /[^<>:=|  	]* *>/   contained contains=tctHeaderBird    nextgroup=tctValueBird
syn match   tctRowColon      /[^<>:=|  	]* *:\ze\( \|$\)/ contained contains=tctHeaderColon nextgroup=tctValueColon
syn match   tctRowEqual      /[^<>:=|  	]* *=/   contained contains=tctHeaderEqual   nextgroup=tctValueEqual
syn match   tctRowBracket    /\[[^]]*\]/         contained contains=tctHeaderBracket nextgroup=tctValueBracket
syn match   tctRowComment    /-- /               contained contains=tctHeaderComment nextgroup=tctValueComment
syn match   tctRowUL         /-\ze /             contained contains=tctHeaderUL      nextgroup=tctValueUL
syn match   tctRowOL         /\( *\d\+\.\)\+\ze\( \|$\)/ contained contains=tctHeaderOL nextgroup=tctValueOL
syn match   tctRowSection    /#\+\ze /           contained contains=tctHeaderSection nextgroup=tctValueSection

syn match   tctHeaderAt        /[^<>:=|  	]*@ /  contained contains=tctSymAt,tctSymDot
syn match   tctHeaderBar       /[^<>:=|  	]* *|/ contained contains=tctSymBar,tctSymDot
syn match   tctHeaderBird      /[^<>:=|  	]* *>/ contained contains=tctSymBird,tctSymDot
syn match   tctHeaderColon     /[^<>:=|  	]* *:\ze\( \|$\)/ contained contains=tctSymColon,@tctColons,tctSymDot
syn match   tctHeaderEqual     /[^<>:=|  	]* *=/ contained contains=tctSymEqual,tctSymDot
syn match   tctHeaderBracket   /\[[^]]*\]/       contained contains=tctSymBracket,@tctInline
syn match   tctHeaderComment   /--/              contained
syn match   tctHeaderUL        /-/               contained
syn match   tctHeaderOL        /\( *\d\+\.\)\+/  contained contains=tctSymDot
syn match   tctHeaderSection   /#\+/             contained

syn match   tctSymAt         /@/   contained
syn match   tctSymBar        /|/   contained
syn match   tctSymBird       />/   contained
syn match   tctSymColon      /:/   contained
syn match   tctSymDot        /[.]/ contained
syn match   tctSymEqual      /=/   contained
syn match   tctSymBracket    /\(\[\|\]\)/ contained

syn match   tctValueAt       /.*/ contained contains=@tctURL
syn match   tctValueBar      /.*/ contained
syn match   tctValueBird     /.*/ contained contains=@tctInline
syn match   tctValueColon    /.*/ contained contains=@tctInline
syn match   tctValueEqual    /.*/ contained contains=@tctInline
syn match   tctValueBracket  /.*/ contained contains=@tctInline
syn match   tctValueComment  /.*/ contained
syn match   tctValueUL       /.*/ contained contains=@tctInline
syn match   tctValueOL       /.*/ contained contains=@tctInline
syn match   tctValueSection  /.*/ contained contains=@tctInline

"syn match   tctSection       /^ *#\+ .*/ contains=@tctInline


hi tctHeaderAt       cterm=NONE ctermfg=yellow      guifg=yellow
hi tctHeaderBar      cterm=NONE ctermfg=DarkYellow  guifg=yellow
hi tctHeaderBird     cterm=NONE ctermfg=DarkYellow  guifg=yellow
hi tctHeaderColon    cterm=bold ctermfg=yellow      guifg=yellow
hi tctHeaderEqual    cterm=bold ctermfg=DarkGrey    guifg=yellow
hi tctHeaderBracket  cterm=NONE ctermfg=NONE        guifg=NONE
hi tctHeaderComment  cterm=bold ctermfg=DarkGrey    guifg=grey
hi tctHeaderUL       cterm=bold ctermfg=yellow      guifg=yellow
hi tctHeaderOL       cterm=bold ctermfg=yellow      guifg=yellow
hi tctHeaderSection  cterm=bold ctermfg=magenta     guifg=magenta gui=bold

hi tctSymAt        cterm=bold ctermfg=cyan     guifg=cyan
hi tctSymBar       cterm=bold ctermfg=cyan     guifg=cyan
hi tctSymBird      cterm=bold ctermfg=cyan     guifg=cyan
hi tctSymColon     cterm=bold ctermfg=cyan     guifg=cyan
hi tctSymDot       cterm=bold ctermfg=DarkGrey guifg=grey
hi tctSymEqual     cterm=bold ctermfg=cyan     guifg=cyan
hi tctSymBracket   cterm=bold ctermfg=cyan     guifg=cyan

hi tctValueAt      cterm=bold gui=bold
hi def link tctValueBar Normal
hi tctValueColon   cterm=bold gui=bold
hi tctValueBird    cterm=NONE gui=NONE
hi tctValueEqual   cterm=NONE gui=NONE
hi tctValueComment ctermfg=DarkGrey cterm=bold gui=NONE guifg=grey
hi tctValueUL      cterm=NONE gui=NONE
hi tctValueOL      cterm=NONE gui=NONE

hi tctComment      cterm=bold ctermfg=DarkGrey guifg=grey
hi tctRowSection   cterm=bold ctermfg=magenta  guifg=magenta gui=bold
hi tctValueSection cterm=bold ctermfg=magenta  guifg=magenta gui=bold


" Semantic node names, these are not necessary but improves the view.
syn cluster tctColons contains=tctColonDONE,tctColonSOLVED,tctColonTODO
syn match   tctColonDONE   /\<DONE\ze *:/   contained
syn match   tctColonSOLVED /\<SOLVED\ze *:/ contained
syn match   tctColonTODO   /\<TODO\ze *:/   contained
hi          tctColonDONE   ctermfg=green
hi          tctColonSOLVED ctermfg=green
hi          tctColonTODO   ctermfg=red

syn cluster tctBlock contains=tctPath,tctSection

" Inline
syn match tctBold
    \ /\(^\|[  `’«»/"|,.:…;@^!?=~%(){}[\]\\&+]\)\zs\*[^ *]\([^*]*[^ *]\)\?\*\ze\([  `’«»/"|,.:…;@^!?=~%(){}[\]\\&+]\|$\)/
    \ contained contains=@tctInline
syn match tctCode
    \ /\(^\|[  *’«»/"|,.:…;@^!?=~%(){}[\]\\&+]\)\zs`[^ `]\([^`]*[^ `]\)\?`\ze\([  *’«»/"|,.:…;@^!?=~%(){}[\]\\&+]\|$\)/
    \ contained contains=@tctInline
syn match tctE
    \ /<\/\?[^ >]\+\/\?>/
    \ contained contains=tctESym,tctEAttr
syn match tctESym
    \ /[</>]/
    \ contained
syn match tctEAttr
    \ / [^=]\+="[^"]*"/
    \ contained
syn match tctQuoteFrench
    \ /«.\{-}»/
    \ contained contains=@tctInline
syn match tctItalic
    \ /\(^\|[  *`’«»"'’|,.:…;@^!?=~<>%(){}[\]\\#&+]\)\zs\/[^ /]\([^/]*[^ /]\)\?\/\ze\([  *`’«»"'’|,.:…;@^!?=~<>%(){}[\]\\#&+]\|$\)/
    \ contained contains=@tctInline
syn match tctQuote
    \ /\(^\|[  *`’«»/'’|,.:…;@^!?=~<>%(){}[\]\\#&+]\)\zs"[^ "]\([^"]*[^ "]\)\?"\ze\([  *`’«»/'’|,.:…;@^!?=~<>%(){}[\]\\#&+]\|$\)/
    \ contained contains=@tctInline
syn match tctAt
    \ /\(^\|[  *`’«»/"'’|,.:…;^!?=~<>%(){}[\]\\#&+]\)\zs@\([^ @]\([^@]*[^ @]\)\?@\|[^@ *`’«»/"'’|,.:…;^!?=~<>%(){}[\]\\#&+]*[^@ *`’«»/"'’|,.:…;^!?=~<>%(){}[\]\\#&+]\)\ze\([  *`’«»/"'’|,.:…;^!?=~<>%(){}[\]\\#&+]\|$\)/
    \ contained contains=@tctInline
syn match tctTag
    \ /\(^\|[  *`’«»/"'’|,.:…;@^!?=~<>%(){}[\]\\&+]\)\zs#\([^ #]\([^#]*[^ #]\)\?#\|[^# *`’«»/"'’|,.:…;@^!?=~<>%(){}[\]\\&+]*[^# *`’«»/"'’|,.:…;@^!?=~<>%(){}[\]\\&+]\)\ze\([  *`’«»/"'’|,.:…;@^!?=~<>%(){}[\]\\&+]\|$\)/
    \ contained contains=@tctInline
syn match tctRef
    \ /\(^\|[  *`’«»/"'’|,.:…;@^!?=~<>%(){}\\#&+]\)\zs\[[^[\]  	]*\]\ze\([  *`’«»/"'’|,.:…;@^!?=~<>%(){}\\#&+]\|$\)/
    \ contained contains=@tctInline
syn match tctUnderline
    \ /\(^\|[  *`’«»/"'’|,.:…;@!?=~<>%(){}[\]\\#&+]\)\zs_.*_\ze\([  *`’«»/"'’|,.:…;@!?=~<>%(){}[\]\\#&+]\|$\)/
    \ contained contains=@tctInline
syn match tctURL
    \ /[a-z+-]\+:\/\/[^| \t[\]]*\(\[[^\]]*\]\)\?/
    \ contained contains=tctURLText
syn match tctURLText
    \ /\(\[\zs[^\]]*\ze\]\)\?/
    \ contained contains=@tctInline
syn match tctEntity "&[^; \t]*;" contained contains=tctEntityPunct
syn match tctEntityPunct contained "[&.;]"
syn region tctElem
    \ matchgroup=tctElem start=/<\ze[^ /!?<>"']/
    \ matchgroup=tctElem   end=/>/
    \ contained contains=tctElemName,tctAttr,tctSymEqual,tctAttrValue
syn region tctElemEnd
    \ matchgroup=tctElem start=/<\/\ze[^ /!?<>"']/
    \ matchgroup=tctElem   end=/>/
    \ contained contains=tctElemName,tctAttrPunct
syn match tctNamespace
    \ +\(<\|</\)\@2<=[^ /!?<>"':]\+\ze[:]+
    \ contained
syn match tctElemName
    \ /\(<\|<\/\)\@2<=[^ /!?<>"']\+/
    \ contained contains=tctNamespace,tctAttrPunct
syn match tctAttr
    \ +[-'"<]\@1<!\<[a-zA-Z:_][-.0-9a-zA-Z:_]*\>\%(['">]\@!\|$\)+
    \ contained contains=tctAttrPunct
syn match tctAttrPunct +[:.]+ contained
syn region tctAttrValue contained start=+"+ end=+"+ contains=tctEntity
syn region tctAttrValue contained start=+'+ end=+'+ contains=tctEntity


syn cluster tctInline contains=tctBold,tctCode,tctElem,tctElemEnd,tctEntity,tctQuoteFrench,tctItalic,tctQuote,tctAt,tctTag,tctRef,tctUnderline,tctURL


hi def link tctAttr         Type
hi def link tctAttrPunct    Comment
hi          tctBold         cterm=bold                     gui=bold
hi          tctCode         cterm=reverse ctermfg=white    gui=reverse
hi          tctESym         cterm=bold    ctermfg=cyan     guifg=cyan
hi def link tctEntity       Statement
hi def link tctEntityPunct  Type
hi          tctItalic       cterm=italic gui=italic
hi def link tctNamespace    Tag
hi          tctQuote        cterm=bold ctermfg=cyan   guifg=cyan
hi          tctQuoteFrench  cterm=bold ctermfg=green  guifg=green
hi          tctTag          cterm=bold ctermfg=cyan   guifg=cyan
hi          tctAt           ctermfg=red  cterm=NONE   guifg=DarkRed
hi          tctRef          ctermfg=cyan cterm=NONE   guifg=DarkCyan
hi def link tctElem         Function
hi def link tctElemEnd      Identifier
hi          tctElemName     cterm=bold ctermfg=yellow      guifg=yellow
hi def link tctAttrValue    String
hi def link tctTodo         Todo
hi def link tctURL          Macro
hi def link tctURLText      tctNormal
hi          tctUnderline                   cterm=underline gui=underline

let b:current_syntax = "tct"