Integración de Calendarios

import { google } from 'googleapis';

// OAuth 2.0 — contexto de usuario
const oauth2Client = new google.auth.OAuth2(
  process.env.GOOGLE_CLIENT_ID,
  process.env.GOOGLE_CLIENT_SECRET,
  process.env.GOOGLE_REDIRECT_URI
);

const { tokens } = await oauth2Client.getToken(authCode);
oauth2Client.setCredentials(tokens);
const calendar = google.calendar({
  version: 'v3', auth: oauth2Client
});

// Service Account — acceso servidor a servidor
const auth = new google.auth.GoogleAuth({
  keyFile: '/path/service-account.json',
  scopes: ['https://www.googleapis.com/auth/calendar'],
  clientOptions: { subject: 'alba@cultivaia.com' },
});

// Consultar disponibilidad semana 16-20 jun
const { data } = await calendar.freebusy.query({
  requestBody: {
    timeMin: '2026-06-16T09:00:00+02:00',
    timeMax: '2026-06-20T18:00:00+02:00',
    timeZone: 'Europe/Madrid',
    items: [
      { id: 'alba@cultivaia.com' },
      { id: 'marc@cultivaia.com' },
    ],
  },
});

// Bloques ocupados por persona
const albaBusy = data.calendars['alba@cultivaia.com'].busy;
const marcBusy = data.calendars['marc@cultivaia.com'].busy;

// → buscar ventana de 1h libre para ambos
const slot = findCommonSlot(albaBusy, marcBusy, 60);

const event = await calendar.events.insert({
  calendarId: 'primary',
  conferenceDataVersion: 1,          // activa creación automática de Meet
  sendUpdates: 'all',                  // notifica a todos los asistentes
  requestBody: {
    summary: 'Onboarding CULTIVA IA · Finca Rural El Molino',
    description: 'Sesión de onboarding inicial.\n\nAgenda:\n- Diagnóstico digital\n- Propuesta de automatizaciones\n- Siguiente paso',
    start: { dateTime: '2026-06-17T10:00:00', timeZone: 'Europe/Madrid' },
    end:   { dateTime: '2026-06-17T11:00:00', timeZone: 'Europe/Madrid' },
    attendees: [
      { email: 'alba@cultivaia.com',  displayName: 'Alba Ros',  responseStatus: 'accepted' },
      { email: 'marc@cultivaia.com',  displayName: 'Marc Pont',  responseStatus: 'accepted' },
      { email: 'info@elmolino.es',    displayName: 'Finca El Molino' },
    ],
    conferenceData: {
      createRequest: {
        requestId: 'cultiva-molino-' + Date.now(),
        conferenceSolutionKey: { type: 'hangoutsMeet' },
      },
    },
    reminders: {
      useDefault: false,
      overrides: [
        { method: 'email', minutes: 1440 },   // 24h antes
        { method: 'popup', minutes: 15 },     // 15min antes
      ],
    },
  },
});

console.log('✅ Evento creado:', event.data.htmlLink);
console.log('📹 Meet link:', event.data.conferenceData?.entryPoints?.[0]?.uri);
// → https://meet.google.com/abc-defg-hij

import { ClientSecretCredential } from '@azure/identity';
import { Client } from '@microsoft/microsoft-graph-client';
import { TokenCredentialAuthenticationProvider }
  from '@microsoft/microsoft-graph-client/authProviders/azureTokenCredentials';

const credential = new ClientSecretCredential(
  process.env.AZURE_TENANT_ID,
  process.env.AZURE_CLIENT_ID,
  process.env.AZURE_CLIENT_SECRET
);

const authProvider = new TokenCredentialAuthenticationProvider(
  credential, { scopes: ['https://graph.microsoft.com/.default'] }
);

const graphClient = Client.initWithMiddleware({ authProvider });
// → listo para llamadas a /users/{id}/events

const suggestions = await graphClient
  .api(`/users/${marcUserId}/findMeetingTimes`)
  .post({
    attendees: [{
      emailAddress: { address: 'alba@cultivaia.com' },
      type: 'required',
    }],
    timeConstraint: { timeslots: [{
      start: { dateTime: '2026-06-16T09:00:00', timeZone: 'Romance Standard Time' },
      end:   { dateTime: '2026-06-20T18:00:00', timeZone: 'Romance Standard Time' },
    }]},
    meetingDuration: 'PT1H',
    maxCandidates: 5,
    minimumAttendeePercentage: 100,
  });

// suggestions.meetingTimeSuggestions[0].meetingTimeSlot
// → { start: { dateTime: '2026-06-17T08:00:00', ... } }