/**
* Calculate Waste Factors Tool - Simplified Implementation
*/
import { BaseTool } from '../baseTool.js';
import { getRoofingWasteFactor, getSidingWasteFactor } from '../../constants/waste-factors.constants.js';
export class CalculateWasteFactorsTool extends BaseTool {
get definition() {
return {
name: 'calculate_waste_factors',
description: 'Materials: waste factor recommendations, complexity, crew experience, weather',
inputSchema: {
type: 'object' as const,
properties: {
material_type: { type: 'string', description: 'Type of material (roofing, siding, etc.)' },
job_complexity: { type: 'string', enum: ['simple', 'moderate', 'complex'] },
crew_experience: { type: 'string', enum: ['beginner', 'intermediate', 'expert'] },
weather_conditions: { type: 'string', enum: ['ideal', 'normal', 'challenging'] }
},
required: ['material_type']
}
};
}
async execute(input: any, context: any) {
// Check if using new handle-based parameters for response optimization
const useHandleResponse = this.hasNewParams(input);
const complexity = input.job_complexity || 'moderate';
const material_type = input.material_type.toLowerCase();
let waste_factor = 0.15; // Default 15%
if (material_type.includes('roof') || material_type.includes('shingle')) {
waste_factor = getRoofingWasteFactor(material_type, complexity);
} else if (material_type.includes('siding')) {
waste_factor = getSidingWasteFactor(material_type, complexity);
}
const result = {
success: true,
material_type: input.material_type,
recommended_waste_factor: waste_factor,
waste_percent: (waste_factor * 100).toFixed(1) + '%',
industry_standard: 0.15,
complexity: complexity,
adjustments: {
crew_experience: input.crew_experience || 'not_specified',
weather: input.weather_conditions || 'not_specified'
}
};
// Use handle-based response if requested
if (useHandleResponse) {
const envelope = await this.wrapResponse([result], input, context, {
entity: 'waste_factors',
maxRows: 1,
pageInfo: {
current_page: 1,
total_pages: 1,
has_more: false,
total: 1,
},
});
return {
...envelope,
query_metadata: {
calculation_type: 'waste_factor',
material_type: input.material_type,
job_complexity: complexity,
recommended_waste_factor: waste_factor,
crew_experience: input.crew_experience || null,
weather_conditions: input.weather_conditions || null,
data_freshness: 'real-time',
},
};
}
// Fallback to legacy response
return result;
}
}
export default () => new CalculateWasteFactorsTool();
