Merge pull request #67 from codecrafters-io/andy/support-windows

CC-2103: Add PowerShell installation script

Author: andy1li

.github/workflows/test.yml

@@ -15,9 +15,18 @@ jobs:
           go-version: "1.23"
       - run: make test
 
-  install-cli:
+  install-cli-linux:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
       - run: dash -x install.sh
       - run: codecrafters --version
+
+  install-cli-windows:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: |
+          . .\install.ps1
+          codecrafters --version
+        shell: pwsh

install.ps1

@@ -0,0 +1,64 @@
+Set-StrictMode -Version Latest
+$ErrorActionPreference = "Stop"
+$ProgressPreference = 'SilentlyContinue'  # Speeds up Invoke-WebRequest significantly
+
+# Allow overriding the version
+$Version = if ($env:CODECRAFTERS_CLI_VERSION) { $env:CODECRAFTERS_CLI_VERSION } else { "v46" }
+
+# Detect architecture
+$Arch = switch ($env:PROCESSOR_ARCHITECTURE) {
+    "AMD64" { "amd64" }
+    "ARM64" { "arm64" }
+    default {
+        Write-Error "Unsupported architecture: $env:PROCESSOR_ARCHITECTURE"
+        exit 1
+    }
+}
+
+$InstallDir = if ($env:INSTALL_DIR) { $env:INSTALL_DIR } else { "$env:LOCALAPPDATA\Programs\codecrafters" }
+$InstallPath = if ($env:INSTALL_PATH) { $env:INSTALL_PATH } else { "$InstallDir\codecrafters.exe" }
+
+$DownloadUrl = "https://github.com/codecrafters-io/cli/releases/download/$Version/${Version}_windows_$Arch.tar.gz"
+
+Write-Host "This script will automatically install codecrafters ($Version) for you."
+Write-Host "Installation path: $InstallPath"
+
+$TempDir = Join-Path $env:TEMP "codecrafters-install-$([System.Guid]::NewGuid().ToString('N'))"
+New-Item -ItemType Directory -Path $TempDir -Force | Out-Null
+
+try {
+    $TarGzPath = Join-Path $TempDir "codecrafters.tar.gz"
+    Write-Host "Downloading CodeCrafters CLI..."
+
+    try {
+        Invoke-WebRequest -Uri $DownloadUrl -OutFile $TarGzPath -UseBasicParsing
+    } catch {
+        Write-Error "Failed to download. Your platform and architecture (windows-$Arch) may be unsupported."
+        exit 1
+    }
+
+    tar -xzf $TarGzPath -C $TempDir
+
+    if (-not (Test-Path $InstallDir)) {
+        New-Item -ItemType Directory -Path $InstallDir -Force | Out-Null
+    }
+
+    $ExtractedBinary = Join-Path $TempDir "codecrafters.exe"
+    Move-Item -Path $ExtractedBinary -Destination $InstallPath -Force
+
+    $InstalledVersion = & $InstallPath --version
+    Write-Host "Installed $InstalledVersion"
+
+    $UserPath = [Environment]::GetEnvironmentVariable("Path", "User")
+    if ($UserPath -notlike "*$InstallDir*") {
+        $NewUserPath = if ($UserPath) { "$UserPath;$InstallDir" } else { $InstallDir }
+        [Environment]::SetEnvironmentVariable("Path", $NewUserPath, "User")
+        $env:Path += ";$InstallDir" 
+    }
+    Write-Host "Done!"
+} finally {
+    # Cleanup
+    if (Test-Path $TempDir) {
+        Remove-Item -Path $TempDir -Recurse -Force -ErrorAction SilentlyContinue
+    }
+}