/**
* ActivateInterface Handler - Activate ABAP Interface
*
* Uses AdtClient.activateInterface from @mcp-abap-adt/adt-clients.
* Low-level handler: single method call.
*/
import { AdtClient } from '@mcp-abap-adt/adt-clients';
import type { HandlerContext } from '../../../lib/handlers/interfaces';
import {
type AxiosResponse,
parseActivationResponse,
restoreSessionInConnection,
return_error,
return_response,
} from '../../../lib/utils';
export const TOOL_DEFINITION = {
name: 'ActivateInterfaceLow',
description:
'[low-level] Activate an ABAP interface. Returns activation status and any warnings/errors. Can use session_id and session_state from GetSession to maintain the same session.',
inputSchema: {
type: 'object',
properties: {
interface_name: {
type: 'string',
description: 'Interface name (e.g., ZIF_MY_INTERFACE).',
},
session_id: {
type: 'string',
description:
'Session ID from GetSession. If not provided, a new session will be created.',
},
session_state: {
type: 'object',
description:
'Session state from GetSession (cookies, csrf_token, cookie_store). Required if session_id is provided.',
properties: {
cookies: { type: 'string' },
csrf_token: { type: 'string' },
cookie_store: { type: 'object' },
},
},
},
required: ['interface_name'],
},
} as const;
interface ActivateInterfaceArgs {
interface_name: string;
session_id?: string;
session_state?: {
cookies?: string;
csrf_token?: string;
cookie_store?: Record<string, string>;
};
}
/**
* Main handler for ActivateInterface MCP tool
*
* Uses AdtClient.activateInterface - low-level single method call
*/
export async function handleActivateInterface(
context: HandlerContext,
args: ActivateInterfaceArgs,
) {
const { connection, logger } = context;
try {
const { interface_name, session_id, session_state } =
args as ActivateInterfaceArgs;
// Validation
if (!interface_name) {
return return_error(new Error('interface_name is required'));
}
const client = new AdtClient(connection);
// Restore session state if provided
if (session_id && session_state) {
await restoreSessionInConnection(connection, session_id, session_state);
}
const interfaceName = interface_name.toUpperCase();
logger?.info(`Starting interface activation: ${interfaceName}`);
try {
// Activate interface
const activateState = await client
.getInterface()
.activate({ interfaceName: interfaceName });
const response = activateState.activateResult;
if (!response) {
throw new Error(
`Activation did not return a response for interface ${interfaceName}`,
);
}
// Parse activation response
const activationResult = parseActivationResponse(response.data);
const success = activationResult.activated && activationResult.checked;
// Get updated session state after activation
logger?.info(`✅ ActivateInterface completed: ${interfaceName}`);
logger?.debug(
`Activated: ${activationResult.activated}, Checked: ${activationResult.checked}, Messages: ${activationResult.messages.length}`,
);
return return_response({
data: JSON.stringify(
{
success,
interface_name: interfaceName,
activation: {
activated: activationResult.activated,
checked: activationResult.checked,
generated: activationResult.generated,
},
messages: activationResult.messages,
warnings: activationResult.messages.filter(
(m) => m.type === 'warning' || m.type === 'W',
),
errors: activationResult.messages.filter(
(m) => m.type === 'error' || m.type === 'E',
),
session_id: session_id || null,
session_state: null, // Session state management is now handled by auth-broker,
message: success
? `Interface ${interfaceName} activated successfully`
: `Interface ${interfaceName} activation completed with ${activationResult.messages.length} message(s)`,
},
null,
2,
),
} as AxiosResponse);
} catch (error: any) {
logger?.error(
`Error activating interface ${interfaceName}: ${error?.message || error}`,
);
// Parse error message
let errorMessage = `Failed to activate interface: ${error.message || String(error)}`;
if (error.response?.status === 404) {
errorMessage = `Interface ${interfaceName} not found.`;
} else if (
error.response?.data &&
typeof error.response.data === 'string'
) {
try {
const { XMLParser } = require('fast-xml-parser');
const parser = new XMLParser({
ignoreAttributes: false,
attributeNamePrefix: '@_',
});
const errorData = parser.parse(error.response.data);
const errorMsg =
errorData['exc:exception']?.message?.['#text'] ||
errorData['exc:exception']?.message;
if (errorMsg) {
errorMessage = `SAP Error: ${errorMsg}`;
}
} catch (_parseError) {
// Ignore parse errors
}
}
return return_error(new Error(errorMessage));
}
} catch (error: any) {
return return_error(error);
}
}
