Persist installer checkout in .cwc and update it in place instead of cloning into a temporary directory

- to make updates faster, wouldn't it be a good idea to clone to user dir .cwc/repository (use .cwc for something alrady)
- remove redundant comments
- add sensible comments making scripts easy to understand
- assess commets usefulness
- remove comments

├── apps
│   └── editor
│       ├── package.json
│       ├── src
│       │   └── utils
│       │       └── shared-token.ts
│       └── webpack.config.ts
├── install.ps1
└── install.sh

Author: robertpiosik

install.ps1

@@ -89,9 +89,12 @@ function Invoke-Step {
 
     $prevPreference = $ErrorActionPreference
     $ErrorActionPreference = "Continue"
+    $ok = $true
     try {
         & $Action
-        $ok = $?
+        if (-not $?) { $ok = $false }
+    } catch {
+        $ok = $false
     } finally {
         $ErrorActionPreference = $prevPreference
     }
@@ -106,26 +109,48 @@ function Invoke-Step {
 Write-Host ""
 
 $originalLocation = Get-Location
-$tmpDir = Join-Path $env:TEMP ("CWC_Install_" + [Guid]::NewGuid().ToString().Substring(0,8))
+
+$cwcDir = Join-Path $env:USERPROFILE ".cwc"
+$repoDir = Join-Path $cwcDir "repository"
 
 try {
 
-New-Item -ItemType Directory -Path $tmpDir | Out-Null
+if (!(Test-Path $cwcDir)) {
+    New-Item -ItemType Directory -Path $cwcDir | Out-Null
+}
 
-$extractedDir = Join-Path $tmpDir "source"
+$updated = $false
+if (Test-Path (Join-Path $repoDir ".git")) {
+    $updated = Invoke-Step "Updating repository..." {
+        git -C $repoDir fetch origin main --quiet *>$null
+        if ($LASTEXITCODE -ne 0) { throw "Failed to fetch" }
+        git -C $repoDir reset --hard FETCH_HEAD --quiet *>$null
+        if ($LASTEXITCODE -ne 0) { throw "Failed to reset" }
+        git -C $repoDir clean -fd --quiet *>$null
+        if ($LASTEXITCODE -ne 0) { throw "Failed to clean" }
+    }
+}
 
-$null = Invoke-Step "Cloning repository..." {
-    git clone -b main -c core.longpaths=true --quiet https://github.com/CodeWebChat/CWC.git $extractedDir *>$null
-} "Cloning repository failed."
+if (-not $updated) {
+    if (Test-Path $repoDir) {
+        Remove-Item -Path $repoDir -Recurse -Force -ErrorAction SilentlyContinue
+    }
+    $null = Invoke-Step "Cloning repository..." {
+        git clone -b main -c core.longpaths=true --quiet https://github.com/CodeWebChat/CWC.git $repoDir *>$null
+        if ($LASTEXITCODE -ne 0) { throw "Failed to clone" }
+    } "Cloning repository failed."
+}
 
-Set-Location $extractedDir
+Set-Location $repoDir
 
 $null = Invoke-Step "Installing dependencies..." {
     npx.cmd --yes pnpm install *>$null
 } "Failed to install dependencies."
 
 Set-Location apps/editor
 
+Remove-Item *.vsix -Force -ErrorAction SilentlyContinue
+
 $null = Invoke-Step "Building extension..." {
     npx.cmd --yes pnpm run build *>$null
 } "Build failed."
@@ -159,18 +184,8 @@ foreach ($i in $indices) { Install-ToEditor $i }
 
 Set-Location $originalLocation
 
-Write-Host ""
-$null = Invoke-Step "Cleaning up..." {
-    if (Test-Path $tmpDir) {
-        Remove-Item -Path $tmpDir -Recurse -Force -ErrorAction SilentlyContinue
-    }
-} "Failed to clean up."
-
 } finally {
     Set-Location $originalLocation -ErrorAction SilentlyContinue
-    if (Test-Path $tmpDir) {
-        Remove-Item -Path $tmpDir -Recurse -Force -ErrorAction SilentlyContinue
-    }
 }
 
 Pause

install.sh

@@ -89,7 +89,6 @@ if [ -z "$choice" ]; then
   esac
 fi
 
-TMP_DIR=$(mktemp -d)
 ORIGINAL_DIR="$(pwd)"
 
 kill_spinner() {
@@ -103,9 +102,6 @@ kill_spinner() {
 
 cleanup() {
   kill_spinner
-  if [ -d "$TMP_DIR" ]; then
-    rm -rf "$TMP_DIR" >/dev/null 2>&1
-  fi
 }
 trap cleanup EXIT INT TERM
 
@@ -145,13 +141,37 @@ run_step() {
 
 echo ""
 
-run_step "Cloning repository" git clone -b main -c core.longpaths=true --quiet https://github.com/CodeWebChat/CWC.git "$TMP_DIR/source"
+CWC_DIR="$HOME/.cwc"
+REPO_DIR="$CWC_DIR/repository"
+
+mkdir -p -m 700 "$CWC_DIR"
+chmod 700 "$CWC_DIR" 2>/dev/null || true
 
-cd "$TMP_DIR/source"
+update_repo() {
+  git -C "$REPO_DIR" fetch origin main --quiet && \
+  git -C "$REPO_DIR" reset --hard FETCH_HEAD --quiet && \
+  git -C "$REPO_DIR" clean -fd --quiet
+}
+
+clone_repo() {
+  git clone -b main -c core.longpaths=true --quiet https://github.com/CodeWebChat/CWC.git "$REPO_DIR"
+}
+
+if [ -d "$REPO_DIR/.git" ] && run_step "Updating repository" update_repo; then
+  :
+else
+  rm -rf "$REPO_DIR"
+  run_step "Cloning repository" clone_repo
+fi
+
+cd "$REPO_DIR"
 
 run_step "Installing dependencies" npx --yes pnpm install
 
 cd apps/editor
+
+rm -f ./*.vsix
+
 run_step "Building extension" npx --yes pnpm run build
 
 vsix_files=(*.vsix)
@@ -189,6 +209,3 @@ fi
 for i in "${indices[@]}"; do install_to_editor "$i"; done
 
 cd "$ORIGINAL_DIR" || cd /
-
-echo ""
-run_step "Cleaning up" rm -rf "$TMP_DIR"