may be
\define my-actions(x)
<$set name="qTopic" value="""$x$""">
<$set name="qName" value={{$:/.user/temp/quiz!!givenName}}>
<$action-sendmessage $message="tm-new-tiddler" title=<<qName>> tags="Quiz"
topic=<<qTopic>> list=<<getRandomisedSequenceOfTitles """$x$""">>/>
</$set>
</$set>
\end
Select a topic for quiz:
<$select tiddler="$:/.user/temp/quiz" field="selectedTopic">
<$list filter='[tag[Topic]]'>
<option value=<<currentTiddler>>><$view field='title'/></option>
</$list>
</$select>
Enter a name for quiz:
<$edit-text tiddler="$:/.user/temp/quiz" field="givenName"
default="QuizName" />
<$button >
<$macrocall $name="my-actions" x={{$:/.user/temp/quiz!!selectedTopic}}/>
Create Quiz
</$button>
On Sunday, February 25, 2018 at 8:23:25 PM UTC+1, passingby wrote:
>
> While making a small quiz app for myself I needed a macro/plugin which
> would randomise a list of titles. Matthew Lauber's shuffle operator did
> just this.
> But then for learning purposes ( so that I use the opportunity to create
> custom javascript macros), I decided to make a simple javascript macro for
> myself.
>
> My plan is:
> 1. First step; add a topic to TW. Create a tiddler with topic name and
> tagged as 'Topic'.
> 2. Second: Add question/answer tiddlers as children of this topic, tagged
> with topic tiddler's name. Later on a question tiddler could have multiple
> topic tags so that it can be included across the quizzes
> 3.Third: Have a [[Make Quiz]] form tiddler. It would have a dropdown
> containing topics available and text field for the name of the quiz to be
> created and a button which would create a quiz tiddler, which would have 2
> fields: topic and a list field. The list field would contain a list of
> shuffled titles for this quiz. The quiz tiddler would also have a 'Show
> Quiz' button which when pressed would run a list widget with filter set to
> its own list field and it would open all the quiz tiddlers in the list.
>
> So far so good.
> In order to shuffle the titles and store them in list field of quiz
> tiddler I made a javascript macro [[getRandomisedSequenceOfTitles]] which
> takes a tag name as a parameter and returns a list of titles shuffled in
> order. I need to store this returned list into the list field of the quiz
> tiddler being created. Here is my [[Make Quiz]] tiddler:
>
> \define getTitles()
> <$macrocall $name="getRandomisedSequenceOfTitles" tag=$(qTopic)$/>
> \end
>
> \define my-actions()
> <$set name="qTopic" value={{$:/.user/temp/quiz!!selectedTopic}}>
> <$set name="qName" value={{$:/.user/temp/quiz!!givenName}}>
> <$set name="qTitles" value=<<getTitles>>>
> <$action-sendmessage $message="tm-new-tiddler" title=<<qName>> tags="Quiz"
> topic=<<qTopic>> list=<<qTitles>>/>
> </$set>
> </$set>
> </$set>
> \end
>
> Select a topic for quiz:
> <$select tiddler="$:/.user/temp/quiz" field="selectedTopic">
> <$list filter='[tag[Topic]]'>
> <option value=<<currentTiddler>>><$view field='title'/></option>
> </$list>
> </$select>
>
> Enter a name for quiz:
> <$edit-text tiddler="$:/.user/temp/quiz" field="givenName"
> default="QuizName" />
>
> <$button actions=<<my-actions>>>
> Create Quiz
> </$button>
>
> I have attached a sample tw which you can use to try out the code. The
> problem as one can see is that I cannot do this:
>
>
> <$action-sendmessage $message="tm-new-tiddler" title=<<qName>> tags="Quiz"
> topic=<<qTopic>> list=<<getRandomisedSequenceOfTitles <<qTopic>>>>/>
>
> The only way to pass an evaluated parameter to a macro is to use a
> macrocall widget. But if we use that we have no way to catch the returned
> value and store it somewhere. And what I have done above does not work
> either, because the macrocall inside macro getTitles does not get
> evaluated, it is treated just as text.
>
>
> So I am stuck. What's the way out? Am I going about this is a non TW way?
> How would I catch the returned string and store it in the list field of new
> quiz tiddler being created?
>
>
>
>
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