vue-wp/vue-theme/src/pages/single.vue

<template lang="pug">
.page--single.f-row.between
    article(v-if="!post")
        header
            p loading...
    article(v-else).f-grow.shadow
        header
            h1 {{ type }}:{{ $route.params.slug }} {{ post.title }}
            p(v-if="post.categories") categories: {{ post.categories }}
            p(v-if="post.type") type: {{ post.type }}
            p(v-if="post.subtypes") subtypes: {{ post.subtypes }}

            .date-info(v-if="type === 'events' || post.type === 'exhibitions'")
                p start: {{ dateFrom(post.start) }}
                p end: {{ dateFrom(post.end) }}

        block.post-single.block-wrapper(v-for="(block, index) in post.blocks" :block="block" :key="`block-${index}`")

        credits(v-if="type === 'episodes'" :post="post")

    sidebar(v-if="sidebar" :type="`${type}`" layout="single")
        .shadow(v-if="Object.keys(p2pPostsByType).length" v-for="p2pPostType in Object.keys(p2pPostsByType)")
            h3.t-up related {{ p2pPostType }}s
            ul
                li(v-for="relatedPost in p2pPostsByType[p2pPostType]")
                    router-link(v-if="relatedPost" :to="`/${relatedPost.type}s/${relatedPost.slug}`")
                        p {{ relatedPost.title }}
</template>

<script>
import sidebar from '@/components/sidebars/sidebar'
import gallery from '@/components/gallery/'
import block from '@/components/content-block/block'
import credits from '@/components/credits'

import { postTypeGetters } from './mixin-post-types'

import { convertTitleCase, dePluralize, typeFromRoute } from '@/utils/helpers'

export default {
    components: { sidebar, gallery, block, credits },
    props: {
        sidebar: { type: Boolean },
        id: { type: Number }
    },
    mixins: [postTypeGetters],
    data() {
        return {
            // Gallery control
            activeGalleryIndex: -1,
            activeImageID: -1
        }
    },
    computed: {
        type() { // Checks for type and fixes Episodes route edge case
            return typeFromRoute(this.$route)
        },
        /**
         * We get the actual post data using the slug
         */
        post() {
            if(!this[this.type]) return

            const type = dePluralize(this.type)

            // State not a getter!
            const singleOfTypeFromState = this[this.type][`single${convertTitleCase(type)}`]

            if(!singleOfTypeFromState) return

            return singleOfTypeFromState
        },

        idsForGallery() {
            return this.post.galleries[this.activeGalleryIndex].attrs.ids
        },
        /**
         * We need a convenient way to get all the images
         * broken down by gallery. We use the active gallery
         * image IDs to create a map. We match the ID to the
         * image size and url information returned by post.attached
         */
        imagesInGallery() {
            if(!this.activeGalleryIndex < 0) return {}
            // Create a map of images by their ID
            // {
            //     imageId: { 'thumbnail': url, 'large': url }
            // }
            return this.idsForGallery.reduce((imageMap, id) => {
                imageMap[id] = this.post.attached[id]
                return imageMap
            }, {})
        },
        activeImageIndex() {
            return Object.keys(this.imagesInGallery).indexOf(this.activeImageID.toString())
        },
        p2pPostsByType() {
            return this.post ? Object.values(this.post.relatedto).reduce((byType, relatedPost) => {
                if(!byType[relatedPost.type]) byType[relatedPost.type] = []
                byType[relatedPost.type].push(relatedPost)
                return byType
            }, {}) : {}
        }
    },
    methods: {
        getImageIdsForGallery(galleryIndex) {
            console.log(galleryIndex)
            return galleryIndex >= 0 ? this.post.galleries[galleryIndex].attrs.ids : []
        },
        /**
         * We set the active gallery to the index.
         * Everything kicks off when activeGallery
         * is set. We also need to set the activeImageID
         * to the image clicked
         * @param {number} galleryIndex
         * @param {string} imageID
         */
        openGallery(galleryIndex, imageID) {
            this.activeGalleryIndex = galleryIndex
            this.activeImageID = imageID ? imageID : 0
        },

        /**
         * Everytime the posts object changes
         * we use this to set a new HERO
         * in vuex
         * @param {object} posts
         */
        checkAndSetHero(post) {
            if(!post || !post.hero) return

            const json = JSON.parse(post.hero)
            this.$store.commit('SET_HERO', json)
        },

        /**
         * Date Object from unix strings from db
         */
        dateFrom(unix) {
            return new Date( parseInt(unix) * 1000 )
        },

        async loadPostData() {
            /**
             * Conditionally load based on post type
             * which is derived from the route
             * !: posts watcher fires when this finishes
             */
            let type = convertTitleCase(this.type)
            let allPostsOfType = this.$store.state[this.type].all

            /**
             * Load posts if they're not already in state
             */
            if(!this[`all${type}Loaded`] && allPostsOfType.length < 1) {
                const res = await this.$store.dispatch(`getAll${type}`)
                allPostsOfType = res
                console.log(`reloaded ${type}...`)
            }
            const singlePostData = Object.values(allPostsOfType).filter(post => post.slug == this.$route.params.slug)[0]

            if(!singlePostData) return
            await this.$store.dispatch(`getSingle${dePluralize(type)}`, singlePostData.id)
        }
    },
    watch: {
        post(newVal, oldVal) {
            this.checkAndSetHero(newVal)
        },
        $route(newVal, oldVal) {
            console.log('route changed...')
            this.loadPostData()
        }
    },
    async created() {
        this.loadPostData()
    }
}
</script>

<style lang="postcss">
.page--single
    article
        > ul
            list-style: none
            li
                img
                    width: 100%
</style>