bootstrap: git.sh und git.ps1 hinzugefuegt (git + delta), Doku angepasst

1 files changed, 75 insertions, 0 deletions

diff --git a/bootstrap-win/git.ps1 b/bootstrap-win/git.ps1
new file mode 100644
index 0000000..41a3112
--- /dev/null
+++ b/bootstrap-win/git.ps1
@@ -0,0 +1,75 @@
+#Requires -Version 5.1
+<#
+  Installiert Git und delta (Pager fuer git/config) per winget.
+
+  Aufruf (keine Admin-Rechte noetig):
+    .\bootstrap-win\git.ps1
+#>
+
+$ErrorActionPreference = "Stop"
+$script:Failures = @()
+
+function Write-Ok($msg) {
+  Write-Host "OK   $msg" -ForegroundColor Green
+}
+
+function Write-Step($msg) {
+  Write-Host "==> $msg" -ForegroundColor Cyan
+}
+
+function Write-Skip($msg) {
+  Write-Host "-    $msg bereits vorhanden" -ForegroundColor DarkGray
+}
+
+function Write-Warn($msg) {
+  Write-Host "!    $msg" -ForegroundColor Yellow
+  $script:Failures += $msg
+}
+
+function Test-CommandExists([string]$Name) {
+  return [bool](Get-Command $Name -ErrorAction SilentlyContinue)
+}
+
+function Install-WingetPackage([string]$Binary, [string]$Id) {
+  if (Test-CommandExists $Binary) {
+    Write-Skip $Binary
+    return
+  }
+
+  Write-Step "winget install $Id"
+  $output = winget install --id $Id -e --source winget --accept-package-agreements --accept-source-agreements --silent 2>&1
+
+  if ($LASTEXITCODE -ne 0) {
+    $lastLine = ($output | Select-Object -Last 3) -join " / "
+    Write-Warn "winget install $Id fehlgeschlagen (Binary '$Binary' nicht gefunden): $lastLine -- Pruefen mit: winget search $Id"
+    return
+  }
+
+  Write-Ok $Id
+}
+
+function Test-Prerequisites {
+  if (-not (Test-CommandExists "winget")) {
+    Write-Host "Fehler: winget wurde nicht gefunden. 'App Installer' aus dem Microsoft Store installieren." -ForegroundColor Red
+    exit 1
+  }
+}
+
+function Main {
+  Test-Prerequisites
+
+  Install-WingetPackage -Binary "git" -Id "Git.Git"
+  Install-WingetPackage -Binary "delta" -Id "dandavison.delta"
+
+  Write-Host ""
+  if ($script:Failures.Count -eq 0) {
+    Write-Host "Bootstrap abgeschlossen." -ForegroundColor Green
+  } else {
+    Write-Host "Bootstrap abgeschlossen, mit $($script:Failures.Count) Warnung(en):" -ForegroundColor Yellow
+    foreach ($f in $script:Failures) {
+      Write-Host "  - $f" -ForegroundColor Yellow
+    }
+  }
+}
+
+Main