# User Guide Documentation

This directory contains documentation for end users of the MCP ABAP ADT Server.

## Quick Start

### Installation Options

You can install MCP ABAP ADT Server in two ways:

#### 1. From Pre-built Package (Recommended for Production)

Install from a pre-built `.tgz` package:

```bash
# Install globally
npm install -g ./mcp-abap-adt-core-<version>.tgz

# Available commands:
mcp-abap-adt          # stdio transport (default, for MCP clients)
mcp-abap-adt --transport=http     # HTTP server
mcp-abap-adt --transport=sse      # SSE server
```

**Configuration:**
```bash
# Create .env file
cat > .env << 'EOF'
SAP_URL=https://your-sap-system.com
SAP_CLIENT=100
SAP_AUTH_TYPE=jwt
SAP_JWT_TOKEN=your-jwt-token
EOF

# Run HTTP server
mcp-abap-adt --transport=http --port=3000
```

See [Installation Guide](../installation/INSTALLATION.md#package-installation-details) for detailed instructions.

#### 2. From Source Repository (For Development)

```bash
# Clone and build
git clone --recurse-submodules https://github.com/fr0ster/mcp-abap-adt.git
cd mcp-abap-adt
npm install
npm run build
npm start
```

See [Installation Guide](../installation/INSTALLATION.md) for full instructions.

---

## Documentation Files

- **[CLIENT_CONFIGURATION.md](CLIENT_CONFIGURATION.md)** - Guide for configuring MCP clients to connect to the server, including HTTP header configuration for dynamic SAP connection setup
- **[AVAILABLE_TOOLS_READONLY.md](AVAILABLE_TOOLS_READONLY.md)** - Read-only tools (auto-generated)
- **[AVAILABLE_TOOLS_HIGH.md](AVAILABLE_TOOLS_HIGH.md)** - High-level tools (auto-generated)
- **[AVAILABLE_TOOLS_LOW.md](AVAILABLE_TOOLS_LOW.md)** - Low-level tools (auto-generated)
- **[AVAILABLE_TOOLS_COMPACT.md](AVAILABLE_TOOLS_COMPACT.md)** - Compact facade tools (auto-generated)
- **[AVAILABLE_TOOLS.md](AVAILABLE_TOOLS.md)** - Full combined tools reference (auto-generated)
- **[AUTHENTICATION.md](AUTHENTICATION.md)** - Destination-based auth, service key locations, and header-based auth
- **[TERMINOLOGY.md](TERMINOLOGY.md)** - Project-specific terminology
- **[HANDLERS_MANAGEMENT.md](HANDLERS_MANAGEMENT.md)** - Enable/disable handler groups and exposure

## Getting Started

1. **Install the server**: Choose package or source installation above
2. **Configure your client**:
   - **Auto (recommended)**: Use the configurator (`@mcp-abap-adt/configurator`, repo: `mcp-abap-adt-conf`)
   - **Manual**: See [CLIENT_CONFIGURATION.md](CLIENT_CONFIGURATION.md) for JSON/TOML examples
3. **Explore available tools**:
   - [Read-only tools](AVAILABLE_TOOLS_READONLY.md)
   - [High-level tools](AVAILABLE_TOOLS_HIGH.md)
   - [Low-level tools](AVAILABLE_TOOLS_LOW.md)
   - [Compact tools](AVAILABLE_TOOLS_COMPACT.md)

## Package Tree Output

`GetPackageTree` returns a package root with nested subpackages and a flat list of
objects for each package. Each object includes:

- `adtType` (ADT type string, e.g. `CLAS/OC`)
- `type` (normalized object type)
- `codeFormat` (`source` or `xml`)
- `restoreStatus` (`ok` or `not-implemented`)

## Command Reference

After installing from package, these commands are available:

### `mcp-abap-adt` - Default stdio transport
```bash
mcp-abap-adt [--env <destination>] [--env-path /path/to/.env]
```
Use with MCP clients like Claude Desktop, VSCode extensions.

### `mcp-abap-adt --transport=http` - HTTP server
```bash
mcp-abap-adt --transport=http [--port 3000] [--host localhost] [--env <destination>] [--env-path /path/to/.env]
```
Starts HTTP server with StreamableHTTP transport.

### `mcp-abap-adt --transport=sse` - SSE server
```bash
mcp-abap-adt --transport=sse [--port 3000] [--host localhost] [--env <destination>] [--env-path /path/to/.env]
```
Starts HTTP server with Server-Sent Events transport.

## Examples

### Example 1: HTTP Server on Port 8080
```bash
mcp-abap-adt --transport=http --port=8080
```

### Example 2: SSE Server Accessible from Network
```bash
mcp-abap-adt --transport=sse --host=0.0.0.0 --port=3000
```

### Example 3: Custom Environment File
```bash
mcp-abap-adt --transport=http --env-path /opt/config/.env.production --port=8080
```