(async () => {
	
	await new Promise(resolve => setTimeout(resolve, 10));
	
	// Non-monobook warning
	if("monobook" != mw.user.options.values.skin) {
		if(!confirm(`This script is designed for MonoBook—you're using ${mw.user.options.values.skin}. Load script anyway?`)) return;
	}
	
	(() => { // Purge button
		const pp_purge_cfg = {
			"btnTitle": "Purge the page cache",
			"btnClass": "mw-list-item",
			"btnId": "pp-purge",
			"linkText": "purge",
			"activeClass": "selected"
		};
		
		if(document.getElementsByClassName("pBody")) {
			let parent = document.getElementsByClassName("pBody")[0].querySelector("ul");
			if(parent) {
				// Set up the element
				let newBtn = document.createElement("li");
				newBtn.className = pp_purge_cfg.btnClass;
				newBtn.id = pp_purge_cfg.btnId;
				
				// Add the <a>
				let newA = document.createElement("a");
				newA.title = pp_purge_cfg.btnTitle;
				newA.innerHTML = pp_purge_cfg.linkText;
				newA.className = "pp-purge-link";
				
				// Figure out the URL
				let pageData = window.location;
				
				if(pageData.pathname.startsWith("/w/")) { 
					let targetPage = pageData.href.split("&")[0]; // Complex URL (<leading data> + &<trailing data>)
					newA.href = targetPage.split("#")[0] + "&action=purge";
					
				} else if(pageData.pathname.startsWith("/wiki/")) { 
					let targetPage = pageData.href.split("?")[0]; // Standard URL (+ ?<data>)
					newA.href = targetPage.split("#")[0] + "?action=purge";
				}
				
				// Are we on the purge page?
				newBtn.className += activeCheck(pageData);
				newA.style.fontWeight = "bold";
				
				// Add everything
				newBtn.appendChild(newA);
				parent.appendChild(newBtn);
			} // if(parent)
		} // if(document.getElementsByClassName("pBody"))
		
		// Are we already on the purge page?
		// If so, we'll update the button class to reflect it
		function activeCheck(pageData) {
			return pageData.search.includes("action=purge") ? (" " + pp_purge_cfg.activeClass) : "";
		}
	})(); // End of purge button
	
	(() => { // Last modified below title
		let siteSub = document.getElementById("siteSub");
		let lastmod = document.getElementById("lastmod");
		if(!(siteSub && lastmod)) return;
		
		siteSub.innerHTML = lastmod.innerHTML;
	})(); // End of last modified below title

	(() => { // Quick define button
	
		const pp_qdef_cfg = {
			"btnTitle": "Define an unknown English word (DictionaryAPI)",
			"btnClass": "mw-list-item",
			"btnId": "pp-qdef",
			"linkText": "quick define"
		};
	
		if(document.getElementsByClassName("pBody")) {
			let parent = document.getElementsByClassName("pBody")[0].querySelector("ul");
			if(parent) {
				// Set up the element
				let newBtn = document.createElement("li");
				newBtn.className = pp_qdef_cfg.btnClass;
				newBtn.id = pp_qdef_cfg.btnId;
				
				// Add the <a>
				let newA = document.createElement("a");
				newA.title = pp_qdef_cfg.btnTitle;
				newA.innerHTML = pp_qdef_cfg.linkText;
				newA.className = "pp-qdef";
				newA.style.fontWeight = "bold";
			
				newBtn.addEventListener("click", async () => {
					let lemma = prompt("Type or paste in a word to define");
					if(lemma) {
						try {
							let result = await(await fetch(`https://api.dictionaryapi.dev/api/v2/entries/en/${lemma}`)).json();
							alert(`${result[0].word} (${result[0].meanings[0].partOfSpeech}): ${result[0].meanings[0].definitions[0].definition}`);
						} catch(e) {
							alert(`No definition found for ${lemma.toUpperCase()}`)
						}
					}
					return;
				});
				newBtn.appendChild(newA);
				parent.appendChild(newBtn);
			}
		}
	})(); // End quick define button
	
})();