2 files changed, 185 insertions, 0 deletions
diff --git a/src/utils/clipboardUtils.ts b/src/utils/clipboardUtils.ts
new file mode 100644
index 0000000..2d480fc
--- /dev/null
+++ b/src/utils/clipboardUtils.ts
@@ -0,0 +1,70 @@
+/**
+ * Clipboard utilities for reliable copy operations across different environments
+ */
+
+/**
+ * Reliably copy text to clipboard using multiple fallback methods
+ * This is especially important in gaming mode where clipboard APIs may behave differently
+ */
+export async function copyToClipboard(text: string): Promise<boolean> {
+  // Use the proven input simulation method
+  const tempInput = document.createElement('input');
+  tempInput.value = text;
+  tempInput.style.position = 'absolute';
+  tempInput.style.left = '-9999px';
+  document.body.appendChild(tempInput);
+  
+  try {
+    // Focus and select the text
+    tempInput.focus();
+    tempInput.select();
+    
+    // Try copying using execCommand first (most reliable in gaming mode)
+    let copySuccess = false;
+    try {
+      if (document.execCommand('copy')) {
+        copySuccess = true;
+      }
+    } catch (e) {
+      // If execCommand fails, try navigator.clipboard as fallback
+      try {
+        await navigator.clipboard.writeText(text);
+        copySuccess = true;
+      } catch (clipboardError) {
+        console.error('Both copy methods failed:', e, clipboardError);
+      }
+    }
+    
+    return copySuccess;
+  } finally {
+    // Clean up
+    document.body.removeChild(tempInput);
+  }
+}
+
+/**
+ * Verify that text was successfully copied to clipboard
+ */
+export async function verifyCopy(expectedText: string): Promise<boolean> {
+  try {
+    const readBack = await navigator.clipboard.readText();
+    return readBack === expectedText;
+  } catch (e) {
+    // Verification not available, assume success
+    return true;
+  }
+}
+
+/**
+ * Copy text with verification and return success status
+ */
+export async function copyWithVerification(text: string): Promise<{ success: boolean; verified: boolean }> {
+  const copySuccess = await copyToClipboard(text);
+  
+  if (!copySuccess) {
+    return { success: false, verified: false };
+  }
+  
+  const verified = await verifyCopy(text);
+  return { success: true, verified };
+}
diff --git a/src/utils/toastUtils.ts b/src/utils/toastUtils.ts
new file mode 100644
index 0000000..dce0a59
--- /dev/null
+++ b/src/utils/toastUtils.ts
@@ -0,0 +1,115 @@
+/**
+ * Centralized toast notification utilities
+ * Provides consistent success/error messaging patterns
+ */
+
+import { toaster } from "@decky/api";
+
+export interface ToastOptions {
+  title: string;
+  body: string;
+}
+
+/**
+ * Show a success toast notification
+ */
+export function showSuccessToast(title: string, body: string): void {
+  toaster.toast({
+    title,
+    body
+  });
+}
+
+/**
+ * Show an error toast notification
+ */
+export function showErrorToast(title: string, body: string): void {
+  toaster.toast({
+    title,
+    body
+  });
+}
+
+/**
+ * Standard success messages for common operations
+ */
+export const ToastMessages = {
+  INSTALL_SUCCESS: {
+    title: "Installation Complete",
+    body: "lsfg-vk has been installed successfully"
+  },
+  INSTALL_ERROR: {
+    title: "Installation Failed",
+    body: "Unknown error occurred"
+  },
+  UNINSTALL_SUCCESS: {
+    title: "Uninstallation Complete", 
+    body: "lsfg-vk has been uninstalled successfully"
+  },
+  UNINSTALL_ERROR: {
+    title: "Uninstallation Failed",
+    body: "Unknown error occurred"
+  },
+  CONFIG_UPDATE_ERROR: {
+    title: "Update Failed",
+    body: "Failed to update configuration"
+  },
+  CLIPBOARD_SUCCESS: {
+    title: "Copied to Clipboard!",
+    body: "Launch option ready to paste"
+  },
+  CLIPBOARD_ERROR: {
+    title: "Copy Failed",
+    body: "Unable to copy to clipboard"
+  }
+} as const;
+
+/**
+ * Show a toast with dynamic error message
+ */
+export function showErrorToastWithMessage(title: string, error: unknown): void {
+  const errorMessage = error instanceof Error ? error.message : String(error);
+  showErrorToast(title, errorMessage);
+}
+
+/**
+ * Show installation success toast
+ */
+export function showInstallSuccessToast(): void {
+  showSuccessToast(ToastMessages.INSTALL_SUCCESS.title, ToastMessages.INSTALL_SUCCESS.body);
+}
+
+/**
+ * Show installation error toast
+ */
+export function showInstallErrorToast(error?: string): void {
+  showErrorToast(ToastMessages.INSTALL_ERROR.title, error || ToastMessages.INSTALL_ERROR.body);
+}
+
+/**
+ * Show uninstallation success toast
+ */
+export function showUninstallSuccessToast(): void {
+  showSuccessToast(ToastMessages.UNINSTALL_SUCCESS.title, ToastMessages.UNINSTALL_SUCCESS.body);
+}
+
+/**
+ * Show uninstallation error toast
+ */
+export function showUninstallErrorToast(error?: string): void {
+  showErrorToast(ToastMessages.UNINSTALL_ERROR.title, error || ToastMessages.UNINSTALL_ERROR.body);
+}
+
+/**
+ * Show clipboard success toast
+ */
+export function showClipboardSuccessToast(): void {
+  showSuccessToast(ToastMessages.CLIPBOARD_SUCCESS.title, ToastMessages.CLIPBOARD_SUCCESS.body);
+}
+
+/**
+ * Show clipboard error toast
+ */
+export function showClipboardErrorToast(): void {
+  showErrorToast(ToastMessages.CLIPBOARD_ERROR.title, ToastMessages.CLIPBOARD_ERROR.body);
+}