refactor: powershell script

script/napcat.ps1

@@ -3,19 +3,34 @@ function Get-QQpath {
         $key = Get-ItemProperty -Path "HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\QQ"
         $uninstallString = $key.UninstallString
         return [System.IO.Path]::GetDirectoryName($uninstallString) + "\QQ.exe"
-    } catch {
+    }
+    catch {
         throw "get QQ path error: $_"
     }
 }
+function Select-QQPath {
+    Add-Type -AssemblyName System.Windows.Forms
+    [System.Windows.Forms.Application]::EnableVisualStyles()
+
+    $dialogTitle = "Select QQ.exe"
+
+    $filePicker = New-Object System.Windows.Forms.OpenFileDialog
+    $filePicker.Title = $dialogTitle
+    $filePicker.Filter = "Executable Files (*.exe)|*.exe|All Files (*.*)|*.*"
+    $filePicker.FilterIndex = 1
+    $null = $filePicker.ShowDialog()
+    if (-not ($filePicker.FileName)) {
+        throw "User did not select an .exe file."
+    }
+    return $filePicker.FileName
+}
+
 $params = $args -join " "
 Try {
     $QQpath = Get-QQpath
-} Catch {
-        $QQpath = Read-Host -Prompt "select QQ path"
-        if (!$QQpath) {
-            Write-Host "not select QQ path, exit"
-            exit
-        }
+}
+Catch {
+    $QQpath = Select-QQPath
 }
 
 if (!(Test-Path $QQpath)) {