const url = window.location.href;

const appIDMatch = url.match(/\/app\/(\d+)/);
if(appIDMatch) {
	
	const buttonContainer = document.querySelector(".apphub_OtherSiteInfo");
	if(buttonContainer) {
		
		const appID = appIDMatch[1];
	
		const sgdb_button = document.createElement('a');
		sgdb_button.href = `https://steamgriddb.com/steam/${appID}`;
		sgdb_button.className = "btnv6_blue_hoverfade btn_medium";
		sgdb_button.style.marginRight = "3px";
		sgdb_button.style.marginLeft = "3px";
	
		const span = document.createElement('span');
		span.setAttribute("data-tooltip-text", "View on SteamGridDB");
	
		const icon = document.createElement("img");
		icon.className = "ico16";
		if(chrome) {
			icon.src = chrome.runtime.getURL("icons/sgdb_16.png");
		} else {
			icon.src = browser.runtime.getURL("icons/sgdb_16.png");
		}
		icon.style.backgroundImage = "none";
		
		span.append(icon);
		sgdb_button.append(span);
		buttonContainer.prepend(sgdb_button);
		
	}
	
}