90 lines
3.4 KiB
HTML
90 lines
3.4 KiB
HTML
<!--
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Test/Development/Documentation page
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- enable web server file access
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- upload to web file path, e.g. /sd/dev/notifications.htm
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- open in framework by e.g. http://test1.local/#/dev/notifications.htm
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-->
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<div class="panel panel-primary">
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<div class="panel-heading">Notification Test/Demo</div>
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<div class="panel-body">
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<h4>Receiver</h4>
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<!--
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You can use data-subscriptions to preconfigure subscriptions.
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Note: types "info", "error" and "alert" get sent to all receivers.
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-->
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<pre id="log" class="receiver" data-subscriptions="notify/stream/myapp/#">I'm preconfigured to receive notify/stream/myapp/#</pre>
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</div>
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<div class="panel-footer">
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<div>
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<label for="topics">Test command:</label>
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<input type="text" class="form-control font-monospace" id="cmd" value="notify raise text stream myapp.input 'my first stream'">
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<p>JSON example: <code class="autoselect">notify raise text stream myapp.input '{"my":"JSON stream","pi":3.141,"fib":[1,2,3,5,8,13]}'</code></p>
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<button type="button" class="btn btn-default" id="action-exec">Execute</button>
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<samp id="cmdres" />
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</div>
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<div>
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<label for="topics">Topic subscription (separate topics by space):</label>
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<input type="text" class="form-control font-monospace" id="topics" value="notify/stream/myapp/#">
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<button type="button" class="btn btn-default" id="action-sub">Sub</button>
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<button type="button" class="btn btn-default" id="action-unsub">Unsub</button>
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<button type="button" class="btn btn-default" id="action-unsuball">Unsub all</button>
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</div>
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</div>
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</div>
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<script>
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// Receiver event handling:
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$('#log').on('msg:notify', function(ev, msg) {
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// You normally should filter by type/subtype here, e.g.:
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// if (subtype.startsWith('myapp')) { … }
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// msg has type, subtype and value
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// Dump the msg into the receiver to show the structure:
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$(this).text(JSON.stringify(msg, null, 2));
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// A convenient way to transport complex data is JSON.
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// To decode a JSON string, use JSON.parse().
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// Note: JSON.parse() needs strict JSON syntax, i.e. quoted names.
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var payload;
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try {
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payload = JSON.parse(msg.value);
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if (payload) {
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$(this).append("<div>Found JSON payload:</div>")
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.append($("<div />").text(JSON.stringify(payload, null, 2)).html());
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console.log(payload);
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}
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} catch(e) {
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// no JSON
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console.log(e);
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}
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});
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// Topic subscription can be done on page load using the data-subscriptions attribute
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// and/or on demand using the subscribe & unsubscribe calls:
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$('#action-sub').on('click', function(ev) {
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var topics = $('#topics').val();
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$('#log').subscribe(topics).text("added " + topics);
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});
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// The receiver remembers the subscriptions and does an auto unsubscribe on unload.
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// You can also unsubscribe topics dynamically. Your data producer can check for
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// active subscriptions using the MyNotify.HasReader() method.
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$('#action-unsub').on('click', function(ev) {
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var topics = $('#topics').val();
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$('#log').unsubscribe(topics).text("removed " + topics);
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});
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$('#action-unsuball').on('click', function(ev) {
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$('#log').unsubscribe().text("removed all subscriptions");
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});
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// Command handler:
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$('#action-exec').on('click', function(ev) {
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var cmd = $('#cmd').val();
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if (cmd) loadcmd(cmd, '#cmdres');
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});
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$('#cmd').on('keydown', function(ev) {
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if (ev.which == 13) $('#action-exec').trigger('click');
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});
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</script>
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