/**
* Export Mesh Library Tool
* Exports 3D scenes as MeshLibrary resources for GridMap usage
*
* ISO/IEC 5055 compliant - Zod validation
* ISO/IEC 25010 compliant - data integrity
*/
import { ToolDefinition, ToolResponse, BaseToolArgs } from '../../server/types';
import {
prepareToolArgs,
validateProjectPath,
validateScenePath,
createSuccessResponse,
} from '../BaseToolHandler';
import { createErrorResponse } from '../../utils/ErrorHandler';
import { detectGodotPath } from '../../core/PathManager';
import { executeOperation } from '../../core/GodotExecutor';
import { logDebug } from '../../utils/Logger';
import {
ExportMeshLibrarySchema,
ExportMeshLibraryInput,
toMcpSchema,
safeValidateInput,
} from '../../core/ZodSchemas';
export const exportMeshLibraryDefinition: ToolDefinition = {
name: 'export_mesh_library',
description: 'Export a 3D scene as a MeshLibrary resource for GridMap',
inputSchema: toMcpSchema(ExportMeshLibrarySchema),
};
export const handleExportMeshLibrary = async (args: BaseToolArgs): Promise<ToolResponse> => {
const preparedArgs = prepareToolArgs(args);
// Zod validation
const validation = safeValidateInput(ExportMeshLibrarySchema, preparedArgs);
if (!validation.success) {
return createErrorResponse(`Validation failed: ${validation.error}`, [
'Provide projectPath, scenePath, and outputPath',
]);
}
const typedArgs: ExportMeshLibraryInput = validation.data;
const projectValidationError = validateProjectPath(typedArgs.projectPath);
if (projectValidationError) {
return projectValidationError;
}
const sceneValidationError = validateScenePath(typedArgs.projectPath, typedArgs.scenePath);
if (sceneValidationError) {
return sceneValidationError;
}
try {
// Ensure Godot path is available
const godotPath = await detectGodotPath();
if (!godotPath) {
return createErrorResponse('Could not find a valid Godot executable path', [
'Ensure Godot is installed correctly',
'Set GODOT_PATH environment variable to specify the correct path',
]);
}
logDebug(`Exporting MeshLibrary from scene: ${typedArgs.scenePath} to ${typedArgs.outputPath}`);
// Prepare parameters for the operation
const params: BaseToolArgs = {
scenePath: typedArgs.scenePath,
outputPath: typedArgs.outputPath,
};
// Add optional parameters
const meshItemNames = (typedArgs as BaseToolArgs).meshItemNames;
if (meshItemNames && Array.isArray(meshItemNames)) {
params.meshItemNames = meshItemNames;
}
// Execute the operation
const { stdout, stderr } = await executeOperation(
'export_mesh_library',
params,
typedArgs.projectPath,
godotPath,
);
if (stderr && stderr.includes('Failed to')) {
return createErrorResponse(`Failed to export MeshLibrary: ${stderr}`, [
'Check if the scene contains valid 3D meshes',
'Ensure the output path is writable',
'Verify the scene file is not corrupted',
]);
}
return createSuccessResponse(
`MeshLibrary exported successfully: ${typedArgs.outputPath}\n\nOutput: ${stdout}`,
);
} catch (error: unknown) {
const errorMessage = error instanceof Error ? error.message : 'Unknown error';
return createErrorResponse(`Failed to export MeshLibrary: ${errorMessage}`, [
'Ensure Godot is installed correctly',
'Check if the GODOT_PATH environment variable is set correctly',
'Verify the project path is accessible',
]);
}
};
