182 lines
7.2 KiB
Plaintext
182 lines
7.2 KiB
Plaintext
title: $:/core/macros/tag-picker
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tags: tags: $:/tags/Macro $:/tags/Global
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first-search-filter: [subfilter<tagListFilter>!is[system]search:title<userInput>sort[]]
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second-search-filter: [subfilter<tagListFilter>is[system]search:title<userInput>sort[]]
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<!-- first-search-filter and second-search-filter fields are not used here in the code, but they are defined as parameters for keyboard-driven-input macro -->
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\whitespace trim
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<!-- tf.tagpicker-dropdown-id is needed if several tap-pickers are shown in one tiddler -->
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\function tf.tagpicker-dropdown-id()
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[<qualify $:/state/popup/tags-auto-complete>]
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[[$(saveTiddler)$-[$(tagField)$-$(tagListFilter)$]substitute[]sha256[]] +[join[/]]
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\end
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\function tf.tagpicker-dropdown-class() [<tf.tagpicker-dropdown-id>sha256[]addprefix[tc-]]
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\function tf.get-tagpicker-focus-selector() [<tf.tagpicker-dropdown-class>addprefix[.]] .tc-popup-handle +[join[ ]]
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<!-- clean up temporary tiddlers, so the next "pick" starts with a clean input -->
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<!-- This could probably be optimized / removed if we would use different temp-tiddlers
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(future improvement because keeping track is comlex for humans)
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-->
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\procedure delete-tag-state-tiddlers()
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<$action-deletetiddler $filter="[<newTagNameTiddler>] [<storeTitle>] [<tagSelectionState>]"/>
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\end
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<!-- trigger __toggle tag__ by keyboard -->
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\procedure add-tag-actions()
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<$let tag=<<_tf.getTag>> >
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<$action-listops $tiddler=<<saveTiddler>> $field=<<tagField>> $subfilter='+[toggle<tag>trim[]]'/>
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<% if [<tag>] :intersection[<saveTiddler>get<tagField>enlist-input[]] %>
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<!-- tag has been removed - do nothing -->
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<% else %>
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<<actions>>
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<% endif %>
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<<delete-tag-state-tiddlers>>
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<$action-setfield $tiddler=<<refreshTitle>> text="yes"/>
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</$let>
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\end
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<!-- <$action-log /> -->
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<!-- ESC key removes the text from the input
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The second ESC tries to close the "draft tiddler"
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-->
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\procedure clear-tags-actions-inner()
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<% if [<storeTitle>has[text]] ~[<newTagNameTiddler>has[text]] %>
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<<delete-tag-state-tiddlers>>
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<% else %>
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<<cancel-delete-tiddler-actions "cancel">>
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<% endif %>
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\end
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<!-- triggered by keyboard only -->
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\procedure clear-tags-actions()
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<$let userInput=<<_tf.getUserInput>> >
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<!-- this list __cannot__ be transformed to conditional IF. The list variable is used! -->
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<$list filter="[<newTagNameTiddler>get[text]!match<userInput>]" >
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<$list-empty>
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<<clear-tags-actions-inner>>
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</$list-empty>
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<$action-setfield $tiddler=<<newTagNameTiddler>> text=<<userInput>>/>
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<$action-setfield $tiddler=<<refreshTitle>> text="yes"/>
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</$list>
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</$let>
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\end
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<!-- similar to add-tag-actions __but__ add-only -->
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\procedure add-button-actions()
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<$action-listops $tiddler=<<saveTiddler>> $field=<<tagField>> $subfilter="[<tag>trim[]]"/>
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<<actions>>
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<<delete-tag-state-tiddlers>>
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<$action-sendmessage $message="tm-focus-selector" $param=<<tf.get-tagpicker-focus-selector>>/>
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\end
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<!-- <$action-log /> -->
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<!-- create dropdown list -->
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\procedure tag-picker-listTags(filter, suffix)
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<$let userInput=<<_tf.getUserInput>> >
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<$list filter="[<userInput>minlength{$:/config/Tags/MinLength}limit[1]]"
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emptyMessage="<div class='tc-search-results'>{{$:/language/Search/Search/TooShort}}</div>" variable="listItem"
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>
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<$list filter=<<filter>> variable="tag">
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<!-- The buttonClasses filter is used to define tc-tag-button-selected state -->
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<!-- tf.get-tagpicker-focus-selector has to be resolved for $:/core/ui/TagPickerTagTemplate,
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othwerwise qualify in tf.tagpicker-dropdown-id causes problems -->
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<$let currentTiddler=<<tag>>
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button-classes=`tc-btn-invisible ${[<tag>addsuffix<suffix>] -[<tagSelectionState>get[text]] :then[[]] ~tc-tag-button-selected }$`
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get-tagpicker-focus-selector=`${[<tf.get-tagpicker-focus-selector>]}$`
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>
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{{||$:/core/ui/TagPickerTagTemplate}}
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</$let>
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</$list>
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</$list>
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</$let>
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\end
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<!-- tag-picker-inner is the main function -->
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\procedure tag-picker-inner()
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<div class={{{ [[tc-edit-add-tag]] [<tf.tagpicker-dropdown-class>] +[join[ ]] }}}>
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<div class="tc-edit-add-tag-ui">
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<span class="tc-add-tag-name tc-small-gap-right">
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<$macrocall $name="keyboard-driven-input"
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tiddler=<<newTagNameTiddler>>
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storeTitle=<<storeTitle>>
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refreshTitle=<<refreshTitle>>
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selectionStateTitle=<<tagSelectionState>>
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inputAcceptActions=<<add-tag-actions>>
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inputCancelActions=<<clear-tags-actions>>
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tag="input"
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placeholder={{$:/language/EditTemplate/Tags/Add/Placeholder}}
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focusPopup=<<tf.tagpicker-dropdown-id>>
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class="tc-edit-texteditor tc-popup-handle"
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tabindex=<<tabIndex>>
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focus={{{ [{$:/config/AutoFocus}match[tags]then[true]] ~[[false]] }}}
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filterMinLength={{$:/config/Tags/MinLength}}
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cancelPopups=<<cancelPopups>>
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configTiddlerFilter="[[$:/core/macros/tag-picker]]"
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/>
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</span>
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<$button popup=<<tf.tagpicker-dropdown-id>> class="tc-btn-invisible tc-btn-dropdown"
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tooltip={{$:/language/EditTemplate/Tags/Dropdown/Hint}} aria-label={{$:/language/EditTemplate/Tags/Dropdown/Caption}}
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>
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{{$:/core/images/down-arrow}}
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</$button>
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<% if [<storeTitle>has[text]] %>
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<$button actions=<<delete-tag-state-tiddlers>> class="tc-btn-invisible tc-small-gap tc-btn-dropdown"
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tooltip={{$:/language/EditTemplate/Tags/ClearInput/Hint}} aria-label={{$:/language/EditTemplate/Tags/ClearInput/Caption}}
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>
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{{$:/core/images/close-button}}
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</$button>
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<% endif %>
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<span class="tc-add-tag-button tc-small-gap-left">
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<$let tag=<<_tf.getTag>>>
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<$button set=<<newTagNameTiddler>> actions=<<add-button-actions>> >
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{{$:/language/EditTemplate/Tags/Add/Button}}
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</$button>
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</$let>
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</span>
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</div>
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<div class="tc-block-dropdown-wrapper">
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<% if [<tf.tagpicker-dropdown-id>has[text]] %>
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<div class="tc-block-dropdown tc-block-tags-dropdown">
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<$macrocall $name="tag-picker-listTags" filter=<<nonSystemTagsFilter>> suffix="-primaryList" />
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<hr>
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<$macrocall $name="tag-picker-listTags" filter=<<systemTagsFilter>> suffix="-secondaryList" />
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</div>
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<% endif %>
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</div>
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</div>
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\end
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<!-- prepare all variables for tag-picker keyboard handling -->
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\procedure tag-picker(actions, tagField:"tags", tiddler, tagListFilter:"[tags[]]")
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\function _tf.getUserInput() [<storeTitle>get[text]]
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\function _tf.getTag() [<newTagNameTiddler>get[text]]
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<!-- keep those variables because they may "blead" into macros using old syntax -->
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<$let
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palette={{$:/palette}}
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colourA={{{ [<palette>getindex[foreground]] }}}
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colourB={{{ [<palette>getindex[background]] }}}
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fallbackTarget={{{ [<palette>getindex[tag-background]] }}}
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saveTiddler={{{ [<tiddler>is[blank]then<currentTiddler>else<tiddler>] }}}
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newTagNameTiddler={{{ [[$:/temp/NewTagName]] [<tagField>!match[tags]] +[join[/]] [<qualify>] +[join[]] }}}
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storeTitle={{{ [[$:/temp/NewTagName/input]] [<tagField>!match[tags]] +[join[/]] [<qualify>] +[join[]] }}}
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newTagNameSelectionTiddlerQualified=<<qualify "$:/temp/NewTagName/selected-item">>
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tagSelectionState={{{ [<newTagNameSelectionTiddler>!match[]] ~[<newTagNameSelectionTiddlerQualified>] }}}
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refreshTitle=<<qualify "$:/temp/NewTagName/refresh">>
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nonSystemTagsFilter="[subfilter<tagListFilter>!is[system]search:title<userInput>sort[]]"
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systemTagsFilter="[subfilter<tagListFilter>is[system]search:title<userInput>sort[]]"
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cancelPopups="yes"
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>
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<$macrocall $name="tag-picker-inner"/>
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</$let>
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\end |