select-multi

An element to provide a select for huge value lists. It is requesting an Backend URL to fetch matching list items and shows them. Keyboard and Mouse can be used to select an Entry. The defined Entry Value will be placed in a hidden input in the ShadowDOM to provide the Value per HTTP Requst.

Synopsis

<select-multi backend="http://private-c3fe6-selectsingle.apiary-mock.com/items" name="member_id">
    <select-multi-item value="1">First Value</select-multi-item>
    <select-multi-item value="2">Second Value</select-multi-item>
    <select-multi-item value="3">Third Value</select-multi-item>
 </select-multi>

The backend Attribute stores the provided Backend JSON. The selected Attribute stores the JSON of the selected Entry. You can provide a Default with it.

Example JSON Structure

{
"items": [
		{
			"title": "Swift",
			"url": "/questions/1/choices/1",
			"id": 1
		}, {
			"title": "Python",
			"url": "/questions/1/choices/2",
			"id": 2
		}, {
			"title": "Objective-C",
			"url": "/questions/1/choices/3",
			"id": 3
		}, {
			"title": "Ruby",
			"url": "/questions/1/choices/4",
			"id": 4
		}
	]
}

Dependencies

Element dependencies are managed via Bower. You can install that via:

npm install -g bower

Then, go ahead and download the element's dependencies:

bower install

Playing With Your Element

If you wish to work on your element in isolation, we recommend that you use Polyserve to keep your element's bower dependencies in line. You can install it via:

npm install -g polyserve

And you can run it via:

polyserve

Once running, you can preview your element at http://localhost:8080/components/select-multi/, where select-multi is the name of the directory containing it.

Testing Your Element

Simply navigate to the /test directory of your element to run its tests. If you are using Polyserve: http://localhost:8080/components/select-multi/test/

web-component-tester

The tests are compatible with web-component-tester. Install it via:

npm install -g web-component-tester

Then, you can run your tests on all of your local browsers via:

wct

WCT Tips

wct -l chrome will only run tests in chrome.

wct -p will keep the browsers alive after test runs (refresh to re-run).

wct test/some-file.html will test only the files you specify.