parsav  Diff

Differences From Artifact [86bdd64b84]:

To Artifact [682908b4c8]:


     1      1   /* first things first, we need to scan over the document and see
     2      2    * if there are any UI elements unfortunate enough to need
     3      3    * interactivity beyond what native HTML+CSS can provide. if so,
     4      4    * we attach the appropriate listeners to them. */
     5      5   window.addEventListener('load', function() {
            6  +	/* social media is less fun when you can't just click on a tweet
            7  +	 * to insta-like or -retweet it. this is unfortunately not possible
            8  +	 * (except in various hideously shitty ways) without javascript. */
            9  +	function mk(elt) { return document.createElement(elt); }
           10  +	function attachButtons() {
           11  +		document.querySelectorAll('body:not(.post) main div.post').forEach(function(post){
           12  +			let url = post.querySelector('.permalink').attributes.getNamedItem('href').value;
           13  +			function postReq(act,elt) {
           14  +				fetch(new Request(url, {
           15  +					method: 'POST',
           16  +					body: 'act='+act
           17  +				})).then(function(resp) {
           18  +					if (resp.ok && resp.status == 200) {
           19  +						var i = parseInt(elt.innerHTML)
           20  +						if (isNaN(i)) {i=0}
           21  +						elt.innerHTML = (i+1).toString()
           22  +					}
           23  +				})
           24  +			}
           25  +
           26  +			var stats = post.querySelector('.stats');
           27  +			if (stats == null) {
           28  +				/* no stats box; create one */
           29  +				var n = mk('div');
           30  +				n.classList.add('stats');
           31  +				post.appendChild(n);
           32  +				stats = n
           33  +			}
           34  +			function ensureElt(cls, before) {
           35  +				let s = stats.querySelector('.' + cls);
           36  +				if (s == null) {
           37  +					var n = mk('div');
           38  +					n.classList.add(cls);
           39  +					if (before == null) { stats.appendChild(n) } else {
           40  +						stats.insertBefore(n,stats.querySelector(before))
           41  +					}
           42  +					return n
           43  +				} else { return s }
           44  +			}
           45  +			var like = ensureElt('like', null);
           46  +			var rt   = ensureElt('rt','.like');
           47  +			function activate(elt,name) {
           48  +				elt.addEventListener('click', function(e) { postReq(name,elt) });
           49  +				elt.style.setProperty('cursor','pointer');
           50  +			}
           51  +			activate(like,'like');
           52  +			activate(rt,'rt');
           53  +		});
           54  +	}
           55  +
     6     56   	/* update hue-picker background when slider is adjusted */
     7     57   	document.querySelectorAll('.color-picker').forEach(function(box) {
     8     58   		let slider = box.querySelector('[data-color-pick]');
     9     59   		box.style.setProperty('--hue', slider.value);
    10     60   		slider.addEventListener('input', function(e) {
    11     61   			box.style.setProperty('--hue', e.target.value);
    12     62   		});
................................................................................
    38     88   					return;
    39     89   				}
    40     90   				container._liveLastArrival = newest
    41     91   
    42     92   				resp.text().then(function(htmlbody) {
    43     93   					var parser = new DOMParser();
    44     94   					var newdoc = parser.parseFromString(htmlbody,'text/html')
    45         -					container.innerHTML = newdoc.getElementById(container.id).innerHTML
           95  +					container.innerHTML = newdoc.getElementById(container.id).innerHTML;
           96  +					attachButtons();
    46     97   				})
    47     98   			})
    48     99   		}, interv)
    49    100   	});
          101  +
          102  +	attachButtons();
    50    103   });