/**
* DeletePackage Handler - Delete ABAP Package
*
* Uses AdtClient.deletePackage from @mcp-abap-adt/adt-clients.
* Low-level handler: single method call.
*/
import { AdtClient } from '@mcp-abap-adt/adt-clients';
import { createAbapConnection, type SapConfig } from '@mcp-abap-adt/connection';
import type { HandlerContext } from '../../../lib/handlers/interfaces';
import {
type AxiosResponse,
return_error,
return_response,
} from '../../../lib/utils';
export const TOOL_DEFINITION = {
name: 'DeletePackageLow',
description:
'[low-level] Delete an ABAP package from the SAP system via ADT deletion API. Transport request optional for $TMP objects.',
inputSchema: {
type: 'object',
properties: {
package_name: {
type: 'string',
description: 'Package name (e.g., Z_MY_PROGRAM).',
},
transport_request: {
type: 'string',
description:
'Transport request number (e.g., E19K905635). Required for transportable objects. Optional for local objects ($TMP).',
},
force_new_connection: {
type: 'boolean',
description:
'Force creation of a new connection (bypass cache). Useful when package was locked/unlocked and needs to be deleted in a fresh session. Default: false.',
},
connection_config: {
type: 'object',
description:
'Optional SAP connection config to create a fresh connection for deletion. Useful when the existing connection config is unavailable.',
},
},
required: ['package_name'],
},
} as const;
interface DeletePackageArgs {
package_name: string;
transport_request?: string;
force_new_connection?: boolean;
connection_config?: SapConfig;
}
/**
* Main handler for DeletePackage MCP tool
*
* Uses AdtClient.deletePackage - low-level single method call
*/
export async function handleDeletePackage(
context: HandlerContext,
args: DeletePackageArgs,
) {
const { connection, logger } = context;
try {
const {
package_name,
transport_request,
force_new_connection = false,
connection_config,
} = args as DeletePackageArgs;
// Validation
if (!package_name) {
return return_error(new Error('package_name is required'));
}
const packageName = package_name.toUpperCase();
let deleteConnection = connection;
if (force_new_connection) {
const connectionConfig =
connection_config ||
(connection as any).getConfig?.() ||
(connection as any).config;
if (!connectionConfig) {
logger?.warn(
`DeletePackage requested fresh connection, but connection config is unavailable; falling back to existing connection for ${packageName}`,
);
} else {
try {
deleteConnection = createAbapConnection(
connectionConfig,
logger || null,
);
logger?.info(
`DeletePackage using fresh connection for ${packageName} (force_new_connection=true)`,
);
} catch (createError: any) {
logger?.warn(
`DeletePackage failed to create fresh connection for ${packageName}, falling back to existing connection: ${
createError?.message || createError
}`,
);
}
}
}
const client = new AdtClient(deleteConnection);
logger?.info(`Starting package deletion: ${packageName}`);
try {
// Delete package
const deleteState = await client.getPackage().delete({
packageName: packageName,
transportRequest: transport_request,
});
const deleteResult = deleteState.deleteResult;
if (!deleteResult) {
throw new Error(
`Delete did not return a response for package ${packageName}`,
);
}
logger?.info(`✅ DeletePackage completed successfully: ${packageName}`);
return return_response({
data: JSON.stringify(
{
success: true,
package_name: packageName,
transport_request: transport_request || null,
message: `Package ${packageName} deleted successfully.`,
},
null,
2,
),
} as AxiosResponse);
} catch (error: any) {
logger?.error(
`Error deleting package ${packageName}: ${error?.message || error}`,
);
// Parse error message
let errorMessage = `Failed to delete package: ${error.message || String(error)}`;
if (error.response?.status === 404) {
errorMessage = `Package ${packageName} not found. It may already be deleted.`;
} else if (error.response?.status === 423) {
errorMessage = `Package ${packageName} is locked by another user. Cannot delete.`;
} else if (error.response?.status === 400) {
errorMessage = `Bad request. Check if transport request is required and valid.`;
} 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);
}
}
