1 files changed, 43 insertions, 0 deletions
diff --git a/web/js/tools.js b/web/js/tools.js
new file mode 100644
index 00000000..76f27b7d
--- /dev/null
+++ b/web/js/tools.js
@@ -0,0 +1,43 @@
+var tools = new function() {
+	var __debug = (new URL(window.location.href)).searchParams.get("debug");
+
+	this.makeRequest = function(method, url, callback, timeout=null) {
+		var http = new XMLHttpRequest();
+		http.open(method, url, true);
+		http.onreadystatechange = callback;
+		http.timeout = (timeout ? timeout : 5000);
+		http.send();
+		return http;
+	};
+
+	this.setOnClick = function(el, callback) {
+		el.onclick = el.ontouchend = function(event) {
+			event.preventDefault();
+			callback();
+		};
+	};
+	this.setOnDown = function(el, callback) {
+		el.onmousedown = el.ontouchstart = function(event) {
+			event.preventDefault();
+			callback();
+		};
+	};
+	this.setOnUp = function(el, callback) {
+		el.onmouseup = el.ontouchend = function(event) {
+			event.preventDefault();
+			callback();
+		};
+	};
+
+	this.debug = function(...args) {
+		if (__debug) {
+			console.log("LOG/DEBUG", ...args);  // eslint-disable-line no-console
+		}
+	};
+
+	this.info = (...args) => console.log("LOG/INFO", ...args);  // eslint-disable-line no-console
+	this.error = (...args) => console.error("LOG/ERROR", ...args);  // eslint-disable-line no-console
+};
+
+var $ = (id) => document.getElementById(id);
+var $$ = (cls) => document.getElementsByClassName(cls);