Pollinations Multimodal MCP Server

/** * Utilities for schema conversion and validation */ import { z } from "zod"; /** * Converts a JSON Schema object to a Zod schema * @param {Object} jsonSchema - JSON Schema object * @returns {Object} - Zod schema object */ export function createZodSchemaFromJsonSchema(jsonSchema) { if (!jsonSchema || !jsonSchema.properties) { return z.object({}); } const zodSchema = {}; for (const [key, prop] of Object.entries(jsonSchema.properties)) { let zodProp; switch (prop.type) { case "string": zodProp = z.string(); break; case "number": zodProp = z.number(); break; case "boolean": zodProp = z.boolean(); break; case "object": if (prop.properties) { zodProp = createZodSchemaFromJsonSchema(prop); } else { zodProp = z.object({}); } break; default: zodProp = z.any(); } if (prop.description) { zodProp = zodProp.describe(prop.description); } if (jsonSchema.required && jsonSchema.required.includes(key)) { zodSchema[key] = zodProp; } else { zodSchema[key] = zodProp.optional(); } } return z.object(zodSchema); }