agenda.ts

import * as cheerio from 'cheerio'

export type Time = {
    hour: number
    minutes: number
}

export type Talk = {
    startTime: Time
    endTime: Time
    title: string
    speaker: string
    location: string
    link: string
    tags: string[]
}

export const fetchAgenda = async () => {
    const response = await fetch('http://ndcsydney.com/agenda')
    const body: string = await response.text()
    const talks: Talk[] = []

    const $ = cheerio.load(body)
    $('section.day').map((i, el) => {
        // prettier-ignore
        const dayElements = el.childNodes
            .filter(c => c.type === 'tag')[0]
            .children
            .filter(c => c.type === 'tag')

        for (var index = 0; index < dayElements.length / 2; index += 2) {
            const slotEl = cheerio(dayElements[index])
            const talkSlot = slotEl.text().split(' - ')
            const startParts = talkSlot[0].split(':')
            const endParts = talkSlot[1].split(':')
            const startTime: Time = { hour: Number(startParts[0]), minutes: Number(startParts[1]) }
            const endTime: Time = { hour: Number(endParts[0]), minutes: Number(endParts[1]) }
            cheerio(dayElements[index + 1]).find('.boxed-talk').each((j, talkEl) => {
                const $talk = cheerio(talkEl)
                const tags = talkEl.attribs['data-slugs'].split(',')
                const link = talkEl.attribs.href
                const location = $talk.find('.venue').text()
                const title = $talk.find('h2').text()
                const speaker = $talk.find('.speaker').text()
                talks.push({
                    title,
                    speaker,
                    location,
                    link,
                    tags,
                    startTime,
                    endTime
                })
            })
        }
    })

    return talks
}