@etm-professional-control/winccoa-mcp-server/build/tools/archive/archive_delete.js

MCP Server for WinCC OA with field-specific configurations

/**
 * Archive Delete Tool
 *
 * MCP tool for deleting archive configurations from datapoint elements.
 */
import { z } from 'zod';
import { createSuccessResponse, createErrorResponse } from '../../utils/helpers.js';
import { DpConfigType } from '../../types/winccoa/constants.js';
/**
 * Check if an archive configuration exists
 */
async function hasArchiveConfig(winccoa, dpe) {
    try {
        const archiveType = await winccoa.dpGet(`${dpe}:_archive.._type`);
        return archiveType !== DpConfigType.DPCONFIG_NONE && archiveType !== null && archiveType !== undefined;
    }
    catch (error) {
        return false;
    }
}
/**
 * Register archive delete tools
 * @param server - MCP server instance
 * @param context - Server context with winccoa, configs, etc.
 * @returns Number of tools registered
 */
export function registerTools(server, context) {
    const { winccoa } = context;
    server.tool("archive-delete", `Delete archive configuration from a datapoint element in WinCC OA.

    This tool removes the archive configuration from the specified datapoint element.

    Example:
    {
      "dpe": "System1:Temperature."
    }

    CAUTION: This permanently removes archive configurations. Historical data collection will stop for this element.
    `, {
        dpe: z.string().describe('Datapoint element name (e.g., System1:MyTag.)')
    }, async ({ dpe }) => {
        try {
            console.log('========================================');
            console.log('Deleting Archive Configuration');
            console.log('========================================');
            console.log(`DPE: ${dpe}`);
            // Check if DPE exists
            if (!winccoa.dpExists(dpe)) {
                throw new Error(`DPE ${dpe} does not exist in the system`);
            }
            // Check if archive configuration exists
            const hasConfig = await hasArchiveConfig(winccoa, dpe);
            if (!hasConfig) {
                return createErrorResponse(`No archive configuration exists for ${dpe}`);
            }
            // Delete the configuration by setting type to NONE
            console.log(`Deleting archive configuration for ${dpe}`);
            await winccoa.dpSetWait(`${dpe}:_archive.._type`, DpConfigType.DPCONFIG_NONE);
            console.log('========================================');
            console.log('✓ Archive Configuration Deleted');
            console.log('========================================');
            return createSuccessResponse({
                dpe: dpe,
                message: 'Archive configuration deleted successfully'
            });
        }
        catch (error) {
            const errorMessage = error instanceof Error ? error.message : String(error);
            console.error('========================================');
            console.error('✗ Archive Deletion Failed');
            console.error('========================================');
            console.error(`Error: ${errorMessage}`);
            return createErrorResponse(`Failed to delete archive configuration: ${errorMessage}`);
        }
    });
    return 1; // Number of tools registered
}
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