title: $:/core/macros/toc
tags: $:/tags/Macro

\define toc(tag,sort:"")
<ol class="tc-toc">
<$list filter="[tag[$tag$]$sort$]">
<li>
<$list filter="[is[current]toc-link[no]]" emptyMessage="<$link><$view field='caption'><$view field='title'/></$view></$link>">
<$view field="caption">
<$view field="title"/>
</$view>
</$list>
<$macrocall $name="toc" tag=<<currentTiddler>>/>
</li>
</$list>
</ol>
\end

\define toc-linked-expandable-body(tag,sort:"")
<$set name="toc-state" value=<<qualify "$:/state/toc/$tag$-$(currentTiddler)$">>>
<li>
<$link>
<$reveal type="nomatch" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="open" class="tc-btn-invisible">
{{$:/core/images/right-arrow}}
</$button>
</$reveal>
<$reveal type="match" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="close" class="tc-btn-invisible">
{{$:/core/images/down-arrow}}
</$button>
</$reveal>
<$view field="caption">
<$view field="title"/>
</$view>
</$link>
<$reveal type="match" state=<<toc-state>> text="open">
<$macrocall $name="toc-expandable" tag=<<currentTiddler>> sort="$sort$"/>
</$reveal>
</li>
</$set>
\end

\define toc-unlinked-expandable-body(tag,sort:"")
<$set name="toc-state" value=<<qualify "$:/state/toc/$tag$-$(currentTiddler)$">>>
<li>
<$reveal type="nomatch" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="open" class="tc-btn-invisible">
{{$:/core/images/right-arrow}}
<$view field="caption">
<$view field="title"/>
</$view>
</$button>
</$reveal>
<$reveal type="match" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="close" class="tc-btn-invisible">
{{$:/core/images/down-arrow}}
<$view field="caption">
<$view field="title"/>
</$view>
</$button>
</$reveal>
<$reveal type="match" state=<<toc-state>> text="open">
<$macrocall $name="toc-expandable" tag=<<currentTiddler>> sort="$sort$"/>
</$reveal>
</li>
</$set>
\end

\define toc-expandable(tag,sort:"")
<ol class="tc-toc toc-expandable">
<$list filter="[tag[$tag$]$sort$]">
<$list filter="[is[current]toc-link[no]]" emptyMessage="<<toc-linked-expandable-body tag:'$tag$' sort:'$sort$'>>">
<<toc-unlinked-expandable-body tag:"$tag$" sort:"$sort$">>
</$list>
</$list>
</ol>
\end

\define toc-linked-selective-expandable-body(tag,sort:"")
<$set name="toc-state" value=<<qualify "$:/state/toc/$tag$-$(currentTiddler)$">>>
<li>
<$link>
<$list filter="[all[current]tagging[]limit[1]]" variable="ignore" emptyMessage="<$button class='tc-btn-invisible'>{{$:/core/images/blank}}</$button>">
<$reveal type="nomatch" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="open" class="tc-btn-invisible">
{{$:/core/images/right-arrow}}
</$button>
</$reveal>
<$reveal type="match" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="close" class="tc-btn-invisible">
{{$:/core/images/down-arrow}}
</$button>
</$reveal>
</$list>
<$view field="caption">
<$view field="title"/>
</$view>
</$link>
<$reveal type="match" state=<<toc-state>> text="open">
<$macrocall $name="toc-selective-expandable" tag=<<currentTiddler>> sort="$sort$"/>
</$reveal>
</li>
</$set>
\end

\define toc-unlinked-selective-expandable-body(tag,sort:"")
<$set name="toc-state" value=<<qualify "$:/state/toc/$tag$-$(currentTiddler)$">>>
<li>
<$list filter="[all[current]tagging[]limit[1]]" variable="ignore" emptyMessage="<$button class='tc-btn-invisible'>{{$:/core/images/blank}}</$button> <$view field='caption'><$view field='title'/></$view>">
<$reveal type="nomatch" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="open" class="tc-btn-invisible">
{{$:/core/images/right-arrow}}
<$view field="caption">
<$view field="title"/>
</$view>
</$button>
</$reveal>
<$reveal type="match" state=<<toc-state>> text="open">
<$button set=<<toc-state>> setTo="close" class="tc-btn-invisible">
{{$:/core/images/down-arrow}}
<$view field="caption">
<$view field="title"/>
</$view>
</$button>
</$reveal>
</$list>
<$reveal type="match" state=<<toc-state>> text="open">
<$macrocall $name="toc-selective-expandable" tag=<<currentTiddler>> sort="$sort$"/>
</$reveal>
</li>
</$set>
\end

\define toc-selective-expandable(tag,sort:"")
<ol class="tc-toc toc-selective-expandable">
<$list filter="[tag[$tag$]$sort$]">
<$list filter="[is[current]toc-link[no]]" variable="ignore" emptyMessage="<<toc-linked-selective-expandable-body tag:'$tag$' sort:'$sort$'>>">
<<toc-unlinked-selective-expandable-body tag:"$tag$" sort:"$sort$">>
</$list>
</$list>
</ol>
\end