/**
* Create Scene Tool
* Creates new scenes in Godot projects
*
* ISO/IEC 5055 compliant - Zod validation
* ISO/IEC 25010 compliant - data integrity
*/
import { ToolDefinition, ToolResponse, BaseToolArgs } from '../../server/types';
import {
prepareToolArgs,
validateProjectPath,
createSuccessResponse,
} from '../BaseToolHandler';
import { createErrorResponse } from '../../utils/ErrorHandler';
import { detectGodotPath } from '../../core/PathManager';
import { executeOperation } from '../../core/GodotExecutor';
import { logDebug } from '../../utils/Logger';
import {
CreateSceneSchema,
CreateSceneInput,
toMcpSchema,
safeValidateInput,
} from '../../core/ZodSchemas';
// ============================================================================
// Tool Definition (auto-generated from Zod schema)
// ============================================================================
export const createSceneDefinition: ToolDefinition = {
name: 'create_scene',
description: 'Create a new scene in a Godot project',
inputSchema: toMcpSchema(CreateSceneSchema),
};
// ============================================================================
// Tool Handler
// ============================================================================
export const handleCreateScene = async (args: BaseToolArgs): Promise<ToolResponse> => {
// Step 1: Prepare args (normalize paths, camelCase)
const preparedArgs = prepareToolArgs(args);
// Step 2: Validate with Zod (replaces validateBasicArgs + type assertion)
const validation = safeValidateInput(CreateSceneSchema, preparedArgs);
if (!validation.success) {
return createErrorResponse(`Validation failed: ${validation.error}`, [
'Provide valid paths for both the project and the scene',
'projectPath: Path to the Godot project directory',
'scenePath: Path for the new scene file (relative to project)',
]);
}
// Step 3: Typed args from Zod (no manual type assertion needed!)
const typedArgs: CreateSceneInput = validation.data;
// Step 4: Validate project exists
const projectValidationError = validateProjectPath(typedArgs.projectPath);
if (projectValidationError) {
return projectValidationError;
}
try {
// Step 5: 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(`Creating scene: ${typedArgs.scenePath} in project: ${typedArgs.projectPath}`);
// Step 6: Prepare parameters for the operation
// Note: rootNodeType has default 'Node2D' from Zod schema
const params = {
scenePath: typedArgs.scenePath,
rootNodeType: typedArgs.rootNodeType, // Already defaulted by Zod
};
// Step 7: Execute the operation
const { stdout, stderr } = await executeOperation(
'create_scene',
params,
typedArgs.projectPath,
godotPath,
);
if (stderr && stderr.includes('Failed to')) {
return createErrorResponse(`Failed to create scene: ${stderr}`, [
'Check if the root node type is valid',
'Ensure you have write permissions to the scene path',
'Verify the scene path is valid',
]);
}
return createSuccessResponse(
`Scene created successfully: ${typedArgs.scenePath}\n\nOutput: ${stdout}`,
);
} catch (error: unknown) {
const errorMessage = error instanceof Error ? error.message : 'Unknown error';
return createErrorResponse(`Failed to create scene: ${errorMessage}`, [
'Ensure Godot is installed correctly',
'Check if the GODOT_PATH environment variable is set correctly',
'Verify the project path is accessible',
]);
}
};
