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Merge pull request #5035 from jszeibert/enh/CardCover
Card Cover Images
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<!-- | ||
- @copyright Copyright (c) 2023 Johannes Szeibert <johannes@szeibert.de> | ||
- | ||
- @author Johannes Szeibert <johannes@szeibert.de> | ||
- | ||
- @license GNU AGPL version 3 or any later version | ||
- | ||
- This program is free software: you can redistribute it and/or modify | ||
- it under the terms of the GNU Affero General Public License as | ||
- published by the Free Software Foundation, either version 3 of the | ||
- License, or (at your option) any later version. | ||
- | ||
- This program is distributed in the hope that it will be useful, | ||
- but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
- GNU Affero General Public License for more details. | ||
- | ||
- You should have received a copy of the GNU Affero General Public License | ||
- along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
- | ||
--> | ||
|
||
<template> | ||
<div v-if="cardId && ( attachments.length > 0 )" class="card-cover"> | ||
<div v-for="(attachment, index) in attachments" | ||
:key="attachment.id" | ||
:class="['image-wrapper', { 'rounded-left': index === 0 }, { 'rounded-right': index === attachments.length - 1 }]" | ||
:style="{ backgroundImage: `url(${attachmentPreview(attachment)})` }" /> | ||
</div> | ||
</template> | ||
<script> | ||
import { mapActions } from 'vuex' | ||
import { generateUrl } from '@nextcloud/router' | ||
export default { | ||
name: 'CardCover', | ||
props: { | ||
cardId: { | ||
type: Number, | ||
required: true, | ||
}, | ||
}, | ||
computed: { | ||
attachments() { | ||
return [...this.$store.getters.attachmentsByCard(this.cardId)] | ||
// Filter deleted and hasPreview | ||
.filter(attachment => attachment.deletedAt >= 0 && attachment.extendedData.hasPreview) | ||
// sort by id (same as in AttachmentList) to get Newest | ||
.sort((a, b) => b.id - a.id) | ||
// limit to 3 like with android Deck app | ||
.slice(0, 3) | ||
}, | ||
attachmentPreview() { | ||
// FIXME find a better way to get the stack-width | ||
const stackWidth = getComputedStyle(document.documentElement).getPropertyValue('--stack-width').trim() | ||
const x = Math.ceil(parseInt(stackWidth) / this.attachments.length) | 260 | ||
const y = 100 | ||
return attachment => ( | ||
// The core preview provider is a bit strange at times, providing much larger than needed images | ||
// when cropping is enabled. Therefore use a=1 to not crop the image and let css handle the overflow | ||
attachment.extendedData.fileid ? generateUrl(`/core/preview?fileId=${attachment.extendedData.fileid}&x=${x}&y=${y}&a=1`) : null | ||
) | ||
}, | ||
}, | ||
watch: { | ||
cardId: { | ||
immediate: true, | ||
handler() { | ||
if (this.$store.getters.cardById(this.cardId)?.attachmentCount > 0) { | ||
this.fetchAttachments(this.cardId) | ||
} | ||
}, | ||
}, | ||
}, | ||
methods: { | ||
...mapActions([ | ||
'fetchAttachments', | ||
]), | ||
}, | ||
} | ||
</script> | ||
<style lang="scss" scoped> | ||
@import '../../css/variables'; | ||
.card-cover { | ||
height: 100px; | ||
display: flex; | ||
.image-wrapper { | ||
flex: 1; | ||
position: relative; | ||
background-size: cover; | ||
background-repeat: no-repeat; | ||
background-position: center center; | ||
&.rounded-left { | ||
border-top-left-radius: 10px; | ||
} | ||
&.rounded-right { | ||
border-top-right-radius: 10px; | ||
} | ||
} | ||
} | ||
</style> |
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