143 lines
3.7 KiB
HTML
143 lines
3.7 KiB
HTML
<div class="compose-media">
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<img src={mediaItem.data.preview_url} {alt} />
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<div class="compose-media-delete">
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<button class="compose-media-delete-button"
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aria-label="Delete {shortName}"
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on:click="onDeleteMedia()" >
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<svg class="compose-media-delete-button-svg">
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<use xlink:href="#fa-times" />
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</svg>
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</button>
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</div>
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<div class="compose-media-alt">
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<input id="compose-media-input-{uuid}"
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type="text"
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class="compose-media-alt-input"
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placeholder="Description"
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bind:value=rawText
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>
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<label for="compose-media-input-{uuid}" class="sr-only">
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Describe {shortName} for the visually impaired
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</label>
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</div>
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</div>
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<style>
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.compose-media {
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height: 200px;
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overflow: hidden;
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flex-direction: column;
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position: relative;
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display: flex;
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background: var(--main-bg);
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}
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.compose-media img {
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object-fit: contain;
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object-position: center center;
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flex: 1;
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height: 100%;
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width: 100%;
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}
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.compose-media-alt {
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z-index: 10;
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position: absolute;
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bottom: 0;
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left: 0;
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right: 0;
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display: flex;
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justify-content: center;
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}
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.compose-media-alt-input {
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width: 100%;
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font-size: 1.2em;
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background: var(--alt-input-bg);
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color: var(--body-text-color);
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}
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.compose-media-alt-input:focus {
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background: var(--main-bg);
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}
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.compose-media-delete {
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position: absolute;
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z-index: 10;
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top: 0;
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right: 0;
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left: 0;
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display: flex;
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justify-content: flex-end;
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margin: 2px;
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}
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.compose-media-delete-button {
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padding: 10px;
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background: none;
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border: none;
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}
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.compose-media-delete-button:hover {
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background: var(--toast-border);
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}
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.compose-media-delete-button-svg {
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fill: var(--button-text);
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width: 18px;
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height: 18px;
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}
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</style>
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<script>
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import { store } from '../../_store/store'
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import { deleteMedia } from '../../_actions/media'
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import debounce from 'lodash-es/debounce'
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import { scheduleIdleTask } from '../../_utils/scheduleIdleTask'
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import { observe } from 'svelte-extras'
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export default {
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oncreate () {
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this.setupSyncFromStore()
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this.setupSyncToStore()
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},
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data: () => ({
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rawText: ''
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}),
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computed: {
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filename: ({ mediaItem }) => mediaItem.file && mediaItem.file.name,
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alt: ({ filename, mediaItem }) => (
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// sometimes we no longer have the file, e.g. in a delete and redraft situation,
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// so fall back to the description if it was provided
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filename || mediaItem.description || ''
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),
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shortName: ({ filename }) => filename || 'media',
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uuid: ({ realm, mediaItem }) => `${realm}-${mediaItem.data.id}`
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},
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store: () => store,
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methods: {
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observe,
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setupSyncFromStore () {
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this.observe('media', media => {
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media = media || []
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let { index, rawText } = this.get()
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let text = (media[index] && media[index].description) || ''
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if (rawText !== text) {
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this.set({ rawText: text })
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}
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})
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},
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setupSyncToStore () {
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const saveStore = debounce(() => scheduleIdleTask(() => this.store.save()), 1000)
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this.observe('rawText', rawText => {
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let { realm, index, media } = this.get()
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if (media[index].description === rawText) {
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return
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}
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media[index].description = rawText
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store.setComposeData(realm, { media })
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saveStore()
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}, { init: false })
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},
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onDeleteMedia () {
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let {
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realm,
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index
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} = this.get()
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deleteMedia(realm, index)
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}
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}
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}
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</script>
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