/**
* CreateBehaviorImplementation Handler - Create ABAP Behavior Implementation Class
*
* Uses AdtClient.createBehaviorImplementation from @mcp-abap-adt/adt-clients.
* Low-level handler: full workflow (create, lock, update main source, update implementations, unlock, activate).
*/
import type { IBehaviorImplementationConfig } from '@mcp-abap-adt/adt-clients';
import { AdtClient } from '@mcp-abap-adt/adt-clients';
import type { HandlerContext } from '../../../lib/handlers/interfaces';
import {
type AxiosResponse,
restoreSessionInConnection,
return_error,
return_response,
} from '../../../lib/utils';
export const TOOL_DEFINITION = {
name: 'CreateBehaviorImplementationLow',
description:
'[low-level] Create a new ABAP behavior implementation class with full workflow (create, lock, update main source, update implementations, unlock, activate). - use CreateBehaviorImplementation (high-level) for additional validation.',
inputSchema: {
type: 'object',
properties: {
class_name: {
type: 'string',
description:
'Behavior Implementation class name (e.g., ZBP_MY_ENTITY). Must follow SAP naming conventions.',
},
behavior_definition: {
type: 'string',
description: 'Behavior Definition name (e.g., ZI_MY_ENTITY). Required.',
},
description: {
type: 'string',
description: 'Class description.',
},
package_name: {
type: 'string',
description: 'Package name (e.g., ZOK_LOCAL, $TMP for local objects).',
},
transport_request: {
type: 'string',
description:
'Transport request number (e.g., E19K905635). Required for transportable packages.',
},
implementation_code: {
type: 'string',
description:
'Implementation code for the implementations include (optional).',
},
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: [
'class_name',
'behavior_definition',
'description',
'package_name',
],
},
} as const;
interface CreateBehaviorImplementationArgs {
class_name: string;
behavior_definition: string;
description: string;
package_name: string;
transport_request?: string;
implementation_code?: string;
session_id?: string;
session_state?: {
cookies?: string;
csrf_token?: string;
cookie_store?: Record<string, string>;
};
}
/**
* Main handler for CreateBehaviorImplementation MCP tool
*
* Uses AdtClient.createBehaviorImplementation - full workflow
*/
export async function handleCreateBehaviorImplementation(
context: HandlerContext,
args: CreateBehaviorImplementationArgs,
) {
const { connection, logger } = context;
try {
const {
class_name,
behavior_definition,
description,
package_name,
transport_request,
implementation_code,
session_id,
session_state,
} = args as CreateBehaviorImplementationArgs;
// Validation
if (!class_name || !behavior_definition || !description || !package_name) {
return return_error(
new Error(
'class_name, behavior_definition, description, and package_name are required',
),
);
}
const client = new AdtClient(connection);
// Restore session state if provided
if (session_id && session_state) {
await restoreSessionInConnection(connection, session_id, session_state);
} else {
// Ensure connection is established
}
const className = class_name.toUpperCase();
const behaviorDefinition = behavior_definition.toUpperCase();
logger?.info(
`Starting behavior implementation creation: ${className} for ${behaviorDefinition}`,
);
try {
// Create behavior implementation (full workflow)
const createConfig: Partial<IBehaviorImplementationConfig> &
Pick<
IBehaviorImplementationConfig,
'className' | 'packageName' | 'behaviorDefinition'
> = {
className: className,
behaviorDefinition: behaviorDefinition,
description: description,
packageName: package_name.toUpperCase(),
transportRequest: transport_request,
...(implementation_code && { sourceCode: implementation_code }),
};
const createState = await client
.getBehaviorImplementation()
.create(createConfig);
const createResult = createState.createResult;
if (!createResult) {
throw new Error(
`Create did not return a response for behavior implementation ${className}`,
);
}
// Get updated session state after create
logger?.info(`✅ CreateBehaviorImplementation completed: ${className}`);
return return_response({
data: JSON.stringify(
{
success: true,
class_name: className,
behavior_definition: behaviorDefinition,
description,
package_name: package_name.toUpperCase(),
transport_request: transport_request || null,
session_id: session_id || null,
session_state: null, // Session state management is now handled by auth-broker,
message: `Behavior Implementation ${className} created and activated successfully.`,
},
null,
2,
),
} as AxiosResponse);
} catch (error: any) {
logger?.error(
`Error creating behavior implementation ${className}: ${error?.message || error}`,
);
// Parse error message
let errorMessage = `Failed to create behavior implementation: ${error.message || String(error)}`;
if (error.response?.status === 409) {
errorMessage = `Behavior Implementation ${className} already exists.`;
} 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);
}
}
