107 lines
3.4 KiB
JavaScript
107 lines
3.4 KiB
JavaScript
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import Timeago from '../timeago/timeago.vue'
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import { forEach, map } from 'lodash'
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export default {
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name: 'Poll',
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props: ['poll', 'statusId'],
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components: { Timeago },
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data () {
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return {
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loading: false,
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choices: [],
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refreshInterval: null
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}
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},
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created () {
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this.refreshInterval = setTimeout(this.refreshPoll, 30 * 1000)
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// Initialize choices to booleans and set its length to match options
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this.choices = this.poll.options.map(_ => false)
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},
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destroyed () {
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clearTimeout(this.refreshInterval)
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},
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computed: {
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expired () {
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return Date.now() > Date.parse(this.poll.expires_at)
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},
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loggedIn () {
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return this.$store.state.users.currentUser
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},
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showResults () {
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return this.poll.voted || this.expired || !this.loggedIn
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},
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totalVotesCount () {
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return this.poll.votes_count
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},
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expiresAt () {
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return Date.parse(this.poll.expires_at).toLocaleString()
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},
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containerClass () {
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return {
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loading: this.loading
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}
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},
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choiceIndices () {
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// Convert array of booleans into an array of indices of the
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// items that were 'true', so [true, false, false, true] becomes
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// [0, 3].
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return this.choices
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.map((entry, index) => entry && index)
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.filter(value => typeof value === 'number')
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},
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isDisabled () {
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const noChoice = this.choiceIndices.length === 0
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return this.loading || noChoice
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}
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},
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methods: {
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refreshPoll () {
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if (this.expired) return
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this.fetchPoll()
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this.refreshInterval = setTimeout(this.refreshPoll, 30 * 1000)
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},
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percentageForOption (count) {
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return this.totalVotesCount === 0 ? 0 : Math.round(count / this.totalVotesCount * 100)
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},
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resultTitle (option) {
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return `${option.votes_count}/${this.totalVotesCount} ${this.$t('polls.votes')}`
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},
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fetchPoll () {
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this.$store.dispatch('refreshPoll', { id: this.statusId, pollId: this.poll.id })
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},
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activateOption (index) {
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// forgive me father: doing checking the radio/checkboxes
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// in code because of customized input elements need either
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// a) an extra element for the actual graphic, or b) use a
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// pseudo element for the label. We use b) which mandates
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// using "for" and "id" matching which isn't nice when the
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// same poll appears multiple times on the site (notifs and
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// timeline for example). With code we can make sure it just
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// works without altering the pseudo element implementation.
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const allElements = this.$el.querySelectorAll('input')
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const clickedElement = this.$el.querySelector(`input[value="${index}"]`)
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if (this.poll.multiple) {
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// Checkboxes, toggle only the clicked one
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clickedElement.checked = !clickedElement.checked
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} else {
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// Radio button, uncheck everything and check the clicked one
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forEach(allElements, element => { element.checked = false })
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clickedElement.checked = true
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}
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this.choices = map(allElements, e => e.checked)
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},
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optionId (index) {
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return `poll${this.poll.id}-${index}`
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},
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vote () {
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if (this.choiceIndices.length === 0) return
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this.loading = true
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this.$store.dispatch(
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'votePoll',
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{ id: this.statusId, pollId: this.poll.id, choices: this.choiceIndices }
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).then(poll => {
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this.loading = false
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})
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}
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}
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}
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