goto-nextbus refactored

examples/nextbus/GoTo-NextBus.ps1

@@ -0,0 +1,40 @@
+<#
+    1) Loop through an array of bus objects. 
+    2) Mute first unmuted bus
+    3) If next bus in array exists, unmute it, otherwise clear unmuted variable.
+    4) If every bus in array is muted, unmute the first bus specified in array.
+
+    Credits go to @bobsupercow
+#>
+
+Import-Module Voicemeeter
+
+try {
+    $vmr = Get-RemotePotato
+
+    $buses = @($vmr.bus[1], $vmr.bus[2], $vmr.bus[4], $vmr.bus[6])
+    $unmutedIndex = $null
+
+    # 1)
+    $buses | ForEach-Object {
+        $bus = $_
+        # 2)
+        if (-not $bus.mute) {
+            Write-Host "bus", $bus.index, "is unmuted... muting it"
+            $unmutedIndex = $buses.IndexOf($bus)
+            $bus.mute = $true
+
+            # 3)
+            if ($buses[++ $unmutedIndex]) {
+                "unmuting bus " + $buses[$unmutedIndex].index | Write-Host
+                $buses[$unmutedIndex].mute = $false
+                break
+            }
+            else { Clear-Variable unmutedIndex }
+        }
+    }
+    # 4)
+    if ($null -eq $unmutedIndex) { $buses[0].mute = $false }
+    "unmuting bus " + $buses[0].index | Write-Host
+}
+finally { $vmr.Logout() }