const { DateTime } = require('luxon')
const axios = require('axios')

module.exports = {
  site: 'meo.pt',
  days: 2,
  url: 'https://authservice.apps.meo.pt/Services/GridTv/GridTvMng.svc/getProgramsFromChannels',
  request: {
    method: 'POST',
    headers: {
      Origin: 'https://www.meo.pt'
    },
    data: function ({ channel, date }) {
      return {
        service: 'channelsguide',
        channels: [channel.site_id],
        dateStart: date.format('YYYY-MM-DDT00:00:00-00:00'),
        dateEnd: date.add(1, 'd').format('YYYY-MM-DDT00:00:00-00:00'),
        accountID: ''
      }
    }
  },
  async parser({ content }) {
    let programs = []
    const items = parseItems(content)
    items.forEach(item => {
      const start = parseStart(item)
      let stop = parseStop(item)
      if (stop < start) {
        stop = stop.plus({ days: 1 })
      }
      programs.push({
        title: item.name,
        start,
        stop,
        description: item.description || '',  // Inclui a descrição se existir
        icon: item.icon || ''  // Inclui o ícone se existir
      })
    })

    return programs
  },
  async channels() {
    const data = await axios
      .post(`https://authservice.apps.meo.pt/Services/GridTv/GridTvMng.svc/getGridAnon`, null, {
        headers: {
          Origin: 'https://www.meo.pt'
        }
      })
      .then(r => r.data)
      .catch(console.log)

    return data.d.channels
      .map(item => {
        return {
          lang: 'pt',
          site_id: item.sigla,
          name: item.name
        }
      })
      .filter(channel => channel.site_id)
  }
}

// Funções utilitárias
function parseStart(item) {
  return DateTime.fromFormat(`${item.date} ${item.timeIni}`, 'd-M-yyyy HH:mm', {
    zone: 'Europe/Lisbon'
  }).toUTC()
}

function parseStop(item) {
  return DateTime.fromFormat(`${item.date} ${item.timeEnd}`, 'd-M-yyyy HH:mm', {
    zone: 'Europe/Lisbon'
  }).toUTC()
}

async function parseItems(content) {
  if (!content) return []
  const data = JSON.parse(content)
  let programs = data?.d?.channels?.[0]?.programs

  programs = Array.isArray(programs) ? programs : []

  for(let index in programs)
  {
    let program = programs[index]
    const detail = await getProgramDetails(program.uniqueId)

    program.description = detail.description
    program.icon = detail.progImageM
  }


  return programs;
}

async function getProgramDetails(programId){

  const details = await axios.post(`https://authservice.apps.meo.pt/Services/GridTv/GridTvMng.svc/getProgramDetails`, 
    {
      service: 'programdetail',
      programID: programId,
      accountID: '',
    }, 
    {
    headers: {
      'Content-Type': 'application/json',
       Origin: 'https://www.meo.pt'
    }
  })
  .then(r => {
    return r.data.d
  })
  .catch(console.log)

  return details || {}
}