PRD Creator MCP Server

import { z } from 'zod'; import { logger } from '../config/logging.js'; import { listCustomRules, getCustomRule, addCustomRule, updateCustomRule, deleteCustomRule, } from '../storage/validation-rules.js'; import { listValidationRules as listDefaultRules, validatePRD as baseValidatePRD } from './prd-validator.js'; /** * List all validation rules (default + custom) */ export const listAllRulesSchema = z.object({}); export async function listAllRules() { try { const defaultRules = listDefaultRules().map(r => ({ id: r.id, name: r.name, description: r.description })); const custom = await listCustomRules(); const customRules = custom.map(r => ({ id: r.id, name: r.name, description: r.description })); return [...defaultRules, ...customRules]; } catch (error) { logger.error(`Error listing validation rules: ${error instanceof Error ? error.message : String(error)}`); throw new Error(`Failed to list validation rules: ${error instanceof Error ? error.message : 'Unknown error'}`); } } /** * Add a custom validation rule */ export const addRuleSchema = z.object({ id: z.string().min(1), name: z.string().min(1), description: z.string().optional(), pattern: z.string().min(1), }); export async function addRule(id: string, name: string, description: string | undefined, pattern: string) { try { await addCustomRule({ id, name, description, pattern }); return { success: true }; } catch (error) { logger.error(`Error adding validation rule: ${error instanceof Error ? error.message : String(error)}`); throw new Error(`Failed to add validation rule: ${error instanceof Error ? error.message : 'Unknown error'}`); } } /** * Update a custom validation rule */ export const updateRuleSchema = z.object({ id: z.string().min(1), name: z.string().optional(), description: z.string().optional(), pattern: z.string().optional(), }); export async function updateRule(id: string, name?: string, description?: string, pattern?: string) { try { const existing = await getCustomRule(id); if (!existing) throw new Error(`Rule not found: ${id}`); const updated = { id, name: name ?? existing.name, description: description ?? existing.description, pattern: pattern ?? existing.pattern, }; await updateCustomRule(updated); return { success: true }; } catch (error) { logger.error(`Error updating validation rule: ${error instanceof Error ? error.message : String(error)}`); throw new Error(`Failed to update validation rule: ${error instanceof Error ? error.message : 'Unknown error'}`); } } /** * Delete a custom validation rule */ export const deleteRuleSchema = z.object({ id: z.string().min(1), }); export async function deleteRule(id: string) { try { await deleteCustomRule(id); return { success: true }; } catch (error) { logger.error(`Error deleting validation rule: ${error instanceof Error ? error.message : String(error)}`); throw new Error(`Failed to delete validation rule: ${error instanceof Error ? error.message : 'Unknown error'}`); } } /** * Validate PRD against selected rules (default + custom) */ export const validatePrdExtendedSchema = z.object({ prdContent: z.string().min(1), ruleIds: z.array(z.string()).optional(), }); export async function validatePrdExtended(prdContent: string, ruleIds?: string[]) { // combine default and custom validation logics // For simplicity, reuse base validatePRD (only default rules), future: incorporate custom patterns return await baseValidatePRD(prdContent, ruleIds); }