import { BaseTool } from './BaseTool';
import { Observation } from '../types/types';
import { ParametersType, ToolInfo } from '../types/tool_types';

const noToolParams = [] as const;

type NoToolParamsType = typeof noToolParams;

const noToolInfo: ToolInfo<NoToolParamsType> = {
    name: 'noTool',
    description: 'A placeholder tool that performs no action to use when no action is needed but to complete the loop.',
    parameterRules: noToolParams,
    citationRules: 'No citation needed.',
};

export class NoTool extends BaseTool<NoToolParamsType> {
    constructor() {
        super(noToolInfo);
    }

    async execute(args: ParametersType<NoToolParamsType>): Promise<Observation[]> {
        // Since there are no parameters, args will be an empty object
        return [{ type: 'text', text: 'This tool does nothing.' }];
    }
}