Spline MCP Server

Implementation Reference

• src/tools/advanced-material-tools.js:525-547 (handler)

  The handler function that executes the tool logic: sends a DELETE request via apiClient to remove the specified layer from the material.

  async ({ sceneId, materialId, layerId }) => {
    try {
      await apiClient.request('DELETE', `/scenes/${sceneId}/materials/${materialId}/layers/${layerId}`);
      
      return {
        content: [
          { 
            type: 'text', 
            text: `Layer ${layerId} deleted successfully` 
          }
        ]
      };
    } catch (error) {
      return {
        content: [
          { 
            type: 'text', 
            text: `Error deleting material layer: ${error.message}` 
          }
        ],
        isError: true
      };
    }

• src/tools/advanced-material-tools.js:520-524 (schema)

  Zod input schema for the tool parameters: sceneId, materialId, and layerId.

  {
    sceneId: z.string().min(1).describe('Scene ID'),
    materialId: z.string().min(1).describe('Material ID'),
    layerId: z.string().min(1).describe('Layer ID'),
  },

• src/tools/advanced-material-tools.js:518-549 (registration)

  Registration of the 'deleteMaterialLayer' tool on the server within registerAdvancedMaterialTools function.

  server.tool(
    'deleteMaterialLayer',
    {
      sceneId: z.string().min(1).describe('Scene ID'),
      materialId: z.string().min(1).describe('Material ID'),
      layerId: z.string().min(1).describe('Layer ID'),
    },
    async ({ sceneId, materialId, layerId }) => {
      try {
        await apiClient.request('DELETE', `/scenes/${sceneId}/materials/${materialId}/layers/${layerId}`);
        
        return {
          content: [
            { 
              type: 'text', 
              text: `Layer ${layerId} deleted successfully` 
            }
          ]
        };
      } catch (error) {
        return {
          content: [
            { 
              type: 'text', 
              text: `Error deleting material layer: ${error.message}` 
            }
          ],
          isError: true
        };
      }
    }
  );

• src/index.js:97-97 (registration)

  Invocation of registerAdvancedMaterialTools which includes the registration of 'deleteMaterialLayer' on the main MCP server.

  registerAdvancedMaterialTools(server);