Install posh theme automatically

scripts/Common/Software/Oh My Posh/Manage.ps1

@@ -3,6 +3,7 @@ param (
     [hashtable] $Arguments
 )
 
+. "$PSScriptRoot/../aliae/Manage.ps1";
 . "$PSScriptRoot/../PowerShell/Profile.ps1";
 . "$PSScriptRoot/../../Scripts/Software.ps1";
 . "$PSScriptRoot/../../Types/InstallerAction.ps1";
@@ -18,4 +19,30 @@ Start-SoftwareInstaller @PSBoundParameters `
                     (Get-ScriptInitializer "oh-my-posh init pwsh"),
                     (Get-ScriptInitializer "oh-my-posh completion powershell")
                 ) -join [System.Environment]::NewLine)
+    } `
+    -UserConfigurator {
+        param(
+            [hashtable] $Arguments
+        )
+
+        $theme = Get-UserConfig "oh-my-posh.theme";
+
+        if ($theme) {
+            $varName = "POSH_THEME";
+
+            if ($theme -isnot [string]) {
+                $root = "$($IsWindows ? $env:AppData : "~/.config")/oh-my-posh";
+                $path = Join-Path $root "$($theme.name).omp.json";
+                $null = New-Item -Force -ItemType Directory $root;
+                Copy-Item $theme.source $path;
+                $theme = [string] $path;
+            }
+
+            if ($IsWindows) {
+                [System.Environment]::SetEnvironmentVariable($varName, $path, "User");
+            } else {
+                . "$PSScriptRoot/../aliae/Manage.ps1";
+                Add-EnvironmentVariable -User $Arguments.Name $varName $path;
+            }
+        }
     };

scripts/Windows/Software/Oh My Posh/Manage.ps1

@@ -6,11 +6,18 @@ param (
 . "$PSScriptRoot/../../../Common/Scripts/Software.ps1";
 . "$PSScriptRoot/../../../Common/Types/InstallerAction.ps1";
 
-Start-SoftwareInstaller @PSBoundParameters `
-    -Installer {
-        Install-WingetPackage JanDeDobbeleer.OhMyPosh -ArgumentList "--scope","machine";
-    } `
-    -Configurator {
-        . "$PSScriptRoot/../../../Common/Software/Oh My Posh/Manage.ps1" `
-            -Action ([InstallerAction]::Configure);
-    };
+& {
+    param($Parameters)
+    $base = "$PSScriptRoot/../../../Common/Software/Oh My Posh/Manage.ps1";
+
+    Start-SoftwareInstaller @Parameters `
+        -Installer {
+            Install-WingetPackage JanDeDobbeleer.OhMyPosh -ArgumentList "--scope","machine";
+        } `
+        -Configurator {
+            . $base -Action ([InstallerAction]::Configure);
+        } `
+        -UserConfigurator {
+            . $base -Action ([InstallerAction]::ConfigureUser);
+        };
+} $PSBoundParameters;