Add multi-workspace support

Signed-off-by: Sanjula Ganepola <sanjulagane@gmail.com>

src/utils.ts

@@ -0,0 +1,59 @@
+import { window, workspace, WorkspaceFolder } from "vscode";
+
+export namespace Utils {
+    /**
+     * Get date time string.
+     * 
+     * Example: Oct 17, 2024, 11:26:47 PM EDT
+     */
+    export function getDateString(value?: string) {
+        const date = value ? new Date(value) : new Date();
+
+        return date.toLocaleString(undefined, {
+            year: 'numeric',
+            month: 'short',
+            day: 'numeric',
+            hour: 'numeric',
+            minute: 'numeric',
+            second: "numeric",
+            hour12: true,
+            timeZoneName: 'short'
+        });
+    }
+
+    /**
+     * Get time duration in minutes and seconds.
+     * 
+     * Examples: 31s or 2m 52s
+     */
+    export function getTimeDuration(startValue: string, endValue: string) {
+        const start = new Date(startValue).getTime();
+        const end = new Date(endValue).getTime();
+
+        const totalSeconds = Math.floor((end - start) / 1000);
+        if (totalSeconds < 60) {
+            return `${totalSeconds}s`;
+        }
+
+        const minutes = Math.floor(totalSeconds / 60);
+        const seconds = totalSeconds % 60;
+        return `${minutes}m ${seconds}s`;
+    }
+
+    /**
+     * Get the provided workspace folder or the first one if there are multiple.
+     */
+    export async function getWorkspaceFolder(workspaceFolder?: WorkspaceFolder) {
+        if (workspaceFolder) {
+            return workspaceFolder;
+        } else {
+            const workspaceFolders = workspace.workspaceFolders;
+            if (workspaceFolders && workspaceFolders.length > 0) {
+                return workspaceFolders[0];
+            } else {
+                await window.showErrorMessage('Failed to find a workspace folder');
+                return;
+            }
+        }
+    }
+}