// This is a very stupid script.
// Add it, and you'll get a button at the top of CCI casepages that lets you add links to Earwig's Copyright Checker next to each diff.
// - JPxG, 2021 08 31
$( function() {
    if( ((window.location.href.indexOf( "Contributor copyright investigations" ) >= 0 ) || (window.location.href.indexOf( "Contributor_copyright_investigations" ) >= 0 )) && (window.location.href.indexOf( "&action=edit" ) == -1)) { 	wigLink = "https://copyvios.toolforge.org/?lang=en&project=wikipedia&action=search&use_engine=1&use_links=1&oldid="
    	wigLinkTitle = "https://copyvios.toolforge.org/?lang=en&project=wikipedia&action=search&use_engine=1&use_links=1&title="
    	z = "​"
    	// NOT AN EMPTY STRING! THIS IS A ZERO-WIDTH SPACE.
		as = document.querySelectorAll('a')
    	acnt = 0
    	// Count the number of "a"s (initially zero)
       	bcnt = document.querySelectorAll('a').length;
    	
    	$('.firstHeading').append('&nbsp;&nbsp;Toggle: <button type="button" id="earwigs" class="crbutton" font-family:"monospace">diffs: (?)</button>');
		// Add the button.
		//$('.firstHeading').append('&nbsp;<button type="button" id="earwigs2" class="crbutton" font-family:"monospace">diffs2: '+bcnt+'</button>');
		// Add the button.
		
		var diffsexpanded = 0;	
		// Set toggle variable.
		
		$('#earwigs').click(function(e) {
			// Listener for "what to do if the button is clicked"
			if(diffsexpanded == 0){
				diffsexpanded = 1
				//$( 'a' ).hide()
				// Hide the diffs.
				acnt = 0
				x = document.getElementsByClassName('crbutton')[0]
				x.innerHTML = "Adding links (please be patient, this may take several minutes)"
				for(var asdf in as){
						if(as[asdf].href.indexOf("Special:Diff") >= 0){
							acnt++
							x.innerHTML = "diffs: "+acnt
							// Actually count the diffs.
							let node = as[asdf];
							let newLink = document.createElement("a");
							// https://en.wikipedia.org/w/index.php?diff=17840192
							// 0123456789012345678901234567890123456789012
							// 0         10        20        30        40
							// Yeah, so you'd think it started at 42, but it's 43.
							newLink.href = wigLink + as[asdf].href.substring(43);
							newLink.innerText = "©";
							node.parentNode.insertBefore(newLink, node.nextSibling);
							// marshall q. polaris is cooler than me
							//console.log(as[asdf].innerHTML)
							console.log(asdf)
							console.log(typeof asdf)
							//console.log(as[asdf].href)
							//console.log("-----")
						} // For every element that's a diff link.
				} // For every element in the array.
				// Count diffs and Strike out the text on the button.
			} // If toggle is 0, hide them.
			if(diffsexpanded == 1){
				x = document.getElementsByClassName('crbutton')[0]
				$('.firstHeading').append("&nbsp;You already clicked it, buddy!")
				// Unstrike the text on the button.
			} // If toggle is 1, show them.
		}); // End of button listener.
    } // End of function.
} ); // End of the line. That's all folks!