Start stop run timer

src/run.ts

@@ -0,0 +1,32 @@
+import * as vscode from "vscode";
+
+export var currentRun: NodeJS.Timeout | null = null;
+
+export async function stopRun() {
+  
+  if (currentRun) clearTimeout(currentRun);
+}
+
+export async function startRun(
+  statusBarItem: vscode.StatusBarItem,
+  problemId: string,
+) {
+  const mode = await vscode.window.showQuickPick(["any%", "100%"], {
+    placeHolder: "Select a mode",
+    canPickMany: false,
+  });
+
+  let start = Date.now();
+
+  currentRun = setInterval(() => {
+    const elapsed = Date.now() - start;
+
+    const minutes = Math.floor(elapsed / 60000);
+    const seconds = Math.floor((elapsed % 60000) / 1000);
+    const hundredths = Math.floor((elapsed % 1000) / 10);
+
+    statusBarItem.text = `$(clock) ${minutes}:${seconds.toString().padStart(2, "0")}.${hundredths
+      .toString()
+      .padStart(2, "0")}`;
+  }, 50);
+}