118 lines
3.3 KiB
JavaScript
118 lines
3.3 KiB
JavaScript
import Attachment from '../attachment/attachment.vue'
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import { sumBy, set } from 'lodash'
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const Gallery = {
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props: [
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'attachments',
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'limitRows',
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'descriptions',
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'limit',
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'nsfw',
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'setMedia',
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'size',
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'editable',
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'removeAttachment',
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'shiftUpAttachment',
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'shiftDnAttachment',
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'editAttachment',
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'grid'
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],
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data () {
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return {
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sizes: {},
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hidingLong: true
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}
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},
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components: { Attachment },
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computed: {
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rows () {
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if (!this.attachments) {
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return []
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}
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const attachments = this.limit > 0
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? this.attachments.slice(0, this.limit)
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: this.attachments
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if (this.size === 'hide') {
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return attachments.map(item => ({ minimal: true, items: [item] }))
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}
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const rows = this.grid
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? [{ grid: true, items: attachments }]
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: attachments.reduce((acc, attachment, i) => {
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if (attachment.mimetype.includes('audio')) {
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return [...acc, { audio: true, items: [attachment] }, { items: [] }]
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}
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if (!(
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attachment.mimetype.includes('image') ||
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attachment.mimetype.includes('video') ||
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attachment.mimetype.includes('flash')
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)) {
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return [...acc, { minimal: true, items: [attachment] }, { items: [] }]
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}
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const maxPerRow = 3
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const attachmentsRemaining = this.attachments.length - i + 1
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const currentRow = acc[acc.length - 1].items
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currentRow.push(attachment)
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if (currentRow.length >= maxPerRow && attachmentsRemaining > maxPerRow) {
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return [...acc, { items: [] }]
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} else {
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return acc
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}
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}, [{ items: [] }]).filter(_ => _.items.length > 0)
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return rows
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},
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attachmentsDimensionalScore () {
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return this.rows.reduce((acc, row) => {
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let size = 0
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if (row.minimal) {
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size += 1 / 8
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} else if (row.audio) {
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size += 1 / 4
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} else {
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size += 1 / (row.items.length + 0.6)
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}
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return acc + size
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}, 0)
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},
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tooManyAttachments () {
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if (this.editable || this.size === 'small') {
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return false
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} else if (this.size === 'hide') {
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return this.attachments.length > 8
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} else {
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return this.attachmentsDimensionalScore > 1
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}
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}
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},
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methods: {
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onNaturalSizeLoad ({ id, width, height }) {
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set(this.sizes, id, { width, height })
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},
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rowStyle (row) {
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if (row.audio) {
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return { 'padding-bottom': '25%' } // fixed reduced height for audio
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} else if (!row.minimal && !row.grid) {
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return { 'padding-bottom': `${(100 / (row.items.length + 0.6))}%` }
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}
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},
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itemStyle (id, row) {
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const total = sumBy(row, item => this.getAspectRatio(item.id))
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return { flex: `${this.getAspectRatio(id) / total} 1 0%` }
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},
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getAspectRatio (id) {
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const size = this.sizes[id]
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return size ? size.width / size.height : 1
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},
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toggleHidingLong (event) {
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this.hidingLong = event
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},
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openGallery () {
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this.$store.dispatch('setMedia', this.attachments)
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this.$store.dispatch('setCurrentMedia', this.attachments[0])
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},
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onMedia () {
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this.$store.dispatch('setMedia', this.attachments)
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}
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}
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}
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export default Gallery
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