Investidor10 MCP Server

import * as cheerio from 'cheerio'; import dayjs from 'dayjs'; import customParseFormat from 'dayjs/plugin/customParseFormat.js'; import { Ticker } from '../../domain/models/Investidor10Model.js'; import { Investidor10ApiService } from '../../infrastructure/services/Investidor10ApiService.js'; dayjs.extend(customParseFormat); export class Investidor10Service { constructor(private apiService: Investidor10ApiService) {} async getStocksByHTML(stocks: string[]) { const baseUrl = this.apiService.getUrlBase(); const data = []; for (const stock of stocks) { const stockData = await this.apiService.getStockByHTML(stock); if (!stockData) continue; const ticket = this.getStockInfo(stockData); const indicators = this.getAllIndicators(stockData); const jsonData = { code: ticket.code, name: ticket.name, price: ticket.price, variation: ticket.variation, url: `${baseUrl}/acoes/${ticket.code.toLowerCase()}`, image: `${baseUrl}${ticket.image}`, indicators, }; data.push(jsonData); } return data; } async getStocksByJSON(stocks: string[]) { const baseUrl = this.apiService.getUrlBase(); const data = []; for (const stock of stocks) { const stockData = await this.apiService.getStockByJSON(stock); if (!stockData) continue; const indicators = this.formatIndicators(stockData.indicators.original); const jsonData = { id: stockData.ticker.id, code: stockData.ticker.name, name: stockData.company.full_name, price: stockData.currentQuotation, variation: stockData.variation_twelve, url: `${baseUrl}/acoes/${stockData.ticker.name.toLowerCase()}`, image: stockData.ticker.image, indicators, }; data.push(jsonData); } return data; } private getStockInfo(html: string) { const $ = cheerio.load(html); const code = $('div[class=name-ticker] h1').text().trim(); const name = $('div[class=name-ticker] h2').text().trim(); const image = $('div[id=header_action] .logo img').attr('src'); const priceText = $('section[id=cards-ticker] .cotacao ._card-body') .text() .trim(); const price = parseFloat( priceText.replace('R$', '').replace('.', '').replace(',', '.'), ); const variationText = $('section[id=cards-ticker] .pl ._card-body') .text() .trim(); const variation = parseFloat( variationText.replace('R$', '').replace('.', '').replace(',', '.'), ); return { code, name, price, variation, image, }; } private getAllIndicators(html: string) { const $ = cheerio.load(html); const indicatorContainer = $('div[id=table-indicators] div.cell'); if (indicatorContainer.length === 0) { return []; } if (indicatorContainer.length > 0) { const valuationIndicators = indicatorContainer.map((_, element) => { const title = $(element) .find('span:eq(0)') .text() .trim() .replace(' ', ' '); const valueText = $(element).find('div:eq(0)').text().trim(); const value = parseFloat( valueText.replace('R$', '').replace('.', '').replace(',', '.'), ); return { title, value, }; }); return valuationIndicators.toArray(); } } private formatIndicators(data: Ticker['indicators']['original']) { const indicators = Object.entries(data).map(([, value]) => { return { name: value.name, type: value.type, value: value.value, }; }); const sortedIndicators = indicators.sort((a, b) => { if (a.name < b.name) return -1; if (a.name > b.name) return 1; return 0; }); const formattedIndicators = sortedIndicators.map((indicator) => { return { name: indicator.name, type: indicator.type, value: indicator.value, }; }); return formattedIndicators; } }