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Arcade Expression not showing up in Map Viewer

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12-29-2022 07:09 AM
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AidanDonnelly
Emerging Contributor

Hello!  I'm trying to use Arcade to display text on a pop-up in Map Viewer.  When I test the code within the new Arcade Editor, it works exactly as intended:

var lines = FeatureSetById($map, /* Sewer Line */ "184e8d5e05b-layer-7");
var bufferArea = Buffer($feature, 10, 'feet');
var intersectedLine = First(Intersects(lines, bufferArea));
var facilityId = '';
if(intersectedLine != null){
    facilityId = intersectedLine.FACILITYID;
}

var cctvYears = FeatureSetById($map, /* SsTelevisedMains */ "184e8d5e05b-layer-8", ['LINETOPOINT', 'INSPECTION_DATE']);
var filteredYears = Filter(cctvYears, "SEGMENT_ID = '" + facilityId + "'");
var sortedYears = OrderBy(filteredYears, 'INSPECTION_DATE desc');
var lastYear = First(sortedYears);
var defects = FeatureSetByName($map, "SsCCTVConditions");
var LineToPoint = lastYear.LINETOPOINT;
var filteredDefects = Filter(defects, "LINETOPOINT = '" + LineToPoint + "'");
var topDefect = Filter(filteredDefects, "Grade >= 3");
var allDefects = '';
for(var d in topDefect){
  allDefects = allDefects + "(" + d.Grade + ")" + " Type: " + d.PACP_CODE + " Distance: " + Round(d.DISTANCE, 2) + "\n";
}
return { 
	type : 'text', 
	text : allDefects //this property supports html tags 
}

 

However, nothing shows up in the pop-up: 

 

AidanDonnelly_0-1672326472861.png

 

AidanDonnelly_1-1672326491983.png

 

Based on my configuration, I assume the expression should be displayed above the Fields List and below the Title.  Am I implementing the expression in the pop-up incorrectly?  I can confirm that the same expression works in Field Maps and the newly implemented Forms in Map Viewer.

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8 Replies
Teresa_Blader
Frequent Contributor

I'm not terribly familiar with arcade as well, but I wonder if you are returning a feature set or an feature? I've had similar troubles.

I ask because maybe you need to add the code into "Attribute Expressions" first vs "Arcade" in the pop up and then using the Text type in the pop up, add your expression there {expression/expr0} etc. It shouldn't matter whether it's before or after your fields.

But I could be totally wrong! 

Teresa Blader
Olmsted County GIS Specialist
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RhettZufelt
MVP Notable Contributor

In the Fields List, Select Fields and put check box next to the expression to select it.  Then you can move it wherever you want in the popup field list.

RhettZufelt_0-1672329960829.png

 

R_

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AidanDonnelly
Emerging Contributor

Hi Rhett,

 

Thanks for the response!  I tried that, however, the expression isn't showing up in the field list:

 

AidanDonnelly_0-1672333390388.png

 

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RhettZufelt
MVP Notable Contributor

It appears as if you used the  + Add content button in the main Pop-ups editor to add the </> Arcade Expression.

Not even sure why this is here as it seem to have no effect (as you are seeing).

If you go to the "Attribute expressions" option and add the expression there, it will then show up in the Select Fields list and will allow you to add it to the popup.

RhettZufelt_0-1672334139505.png

There is also an option at the bottom of the Select fields window to + Add expression.  either method seems to work.

RhettZufelt_1-1672334205469.png

 

 

R_

 

 

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Teresa_Blader
Frequent Contributor

I use the Arcade option when creating a custom chart! You'll notice with the "+Add Content Arcade" version, there are custom chart templates available which is not available in Attribute Expressions. Attribute Expression is just useful when just trying to create an additional custom, on the fly, attribute, as a individual "feature". Where the +Add Content Arcade way, creates "features sets"... which is needed for custom graphs. Can't create a "Feature set" in Attribute Expressions.

Teresa Blader
Olmsted County GIS Specialist
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AidanDonnelly
Emerging Contributor

Hi Teresa,

 

This is what I'm looking to do - in the Arcade editor, I see there's templates for Field Lists, Charts and Rich text - I'm hoping to load the resulting string from my expression into rich text and display outside of the field list, for clarity of viewers.

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Teresa_Blader
Frequent Contributor

Ohhh, gotcha! Well, I haven't tried rich text! But this Esri blog seems to put the var inside of ${variable name} whereas it looks like you've just put allDefects. Does return ${allDefects} make a difference?

Part 1: Introducing Arcade Pop-up Content Elements (esri.com)

Teresa Blader
Olmsted County GIS Specialist
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Teresa_Blader
Frequent Contributor

I also noticed they put the entire return text inside ` ` accents

Teresa Blader
Olmsted County GIS Specialist
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