install.sh

#!/usr/bin/env bash
# StackGen Cursor Plugin — Local Installer
# Installs the plugin into Cursor without needing the Marketplace.
# Usage: bash install.sh
set -euo pipefail

command -v python3 >/dev/null || { echo "❌ python3 is required. Install it and retry."; exit 1; }

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
PLUGIN_NAME="stackgen"
PLUGIN_ID="${PLUGIN_NAME}@local"
TARGET="$HOME/.cursor/plugins/$PLUGIN_NAME"
CLAUDE_PLUGINS="$HOME/.claude/plugins/installed_plugins.json"
CLAUDE_SETTINGS="$HOME/.claude/settings.json"

echo "🔧 Installing StackGen plugin into Cursor..."

# ── Step 1: Copy plugin files ─────────────────────────────────────────────────
echo "  [1/4] Copying plugin files to $TARGET"
rm -rf "$TARGET"
mkdir -p "$TARGET"
for dir in .cursor-plugin skills rules mcp.json README.md CHANGELOG.md LICENSE; do
  src="$SCRIPT_DIR/$dir"
  [ -e "$src" ] && cp -R "$src" "$TARGET/"
done

# ── Step 2: Register in ~/.claude/plugins/installed_plugins.json ─────────────
echo "  [2/4] Registering plugin in ~/.claude/plugins/installed_plugins.json"
mkdir -p "$(dirname "$CLAUDE_PLUGINS")"
python3 - "$CLAUDE_PLUGINS" "$PLUGIN_ID" "$TARGET" <<'PY'
import json, os, sys
path, pid, ipath = sys.argv[1], sys.argv[2], sys.argv[3]
data = {}
if os.path.exists(path):
    try: data = json.load(open(path))
    except: data = {}
plugins = data.get("plugins", {})
entries = [e for e in plugins.get(pid, [])
           if not (isinstance(e, dict) and e.get("scope") == "user")]
entries.insert(0, {"scope": "user", "installPath": ipath})
plugins[pid] = entries
data["plugins"] = plugins
os.makedirs(os.path.dirname(path), exist_ok=True)
json.dump(data, open(path, "w"), indent=2)
print("    ✓ Registered")
PY

# ── Step 3: Enable in ~/.claude/settings.json ─────────────────────────────────
echo "  [3/4] Enabling plugin in ~/.claude/settings.json"
python3 - "$CLAUDE_SETTINGS" "$PLUGIN_ID" <<'PY'
import json, os, sys
path, pid = sys.argv[1], sys.argv[2]
data = {}
if os.path.exists(path):
    try: data = json.load(open(path))
    except: data = {}
data.setdefault("enabledPlugins", {})[pid] = True
os.makedirs(os.path.dirname(path), exist_ok=True)
json.dump(data, open(path, "w"), indent=2)
print("    ✓ Enabled")
PY

# ── Step 4: Enable third-party plugins via Cursor's sqlite DB (macOS) ─────────
echo "  [4/4] Enabling third-party plugin loading in Cursor settings"
DB="$HOME/Library/Application Support/Cursor/User/globalStorage/state.vscdb"
if [ -f "$DB" ]; then
  sqlite3 "$DB" \
    "INSERT OR REPLACE INTO ItemTable (key, value)
     VALUES ('cursor/thirdPartyExtensibilityEnabled', 'true');" 2>/dev/null \
    && echo "    ✓ Third-party plugin loading enabled via sqlite" \
    || echo "    ⚠ sqlite update skipped (Cursor may be open — try after closing it)"
else
  echo "    ⚠ Cursor DB not found at expected path. Enable manually:"
  echo "      Cursor Settings → Features → 'Include third-party Plugins, Skills, and other configs' → ON"
fi

echo ""
echo "✅ Done! Now:"
echo "   1. Restart Cursor completely"
echo "   2. Open any agent chat and ask something like:"
echo "      'Connect my StackGen workspace' or 'Show me my StackGen projects'"
echo "   3. The agent will ask for your StackGen URL and API key, then configure everything for you"
echo ""
echo "   You can also run /stackgen-mcp-setup explicitly to start the setup wizard."
echo "   After setup, use /stackgen-create-appstack to provision infra for the open repo."
echo ""
echo "   If the plugin doesn't appear, go to:"
echo "   Cursor Settings → Features → enable 'Include third-party Plugins, Skills, and other configs'"