Sharkey/src/client/widgets/slideshow.vue
2020-12-05 22:29:55 +09:00

168 lines
3 KiB
Vue

<template>
<div class="kvausudm _panel">
<div @click="choose">
<p v-if="props.folderId == null">
<template v-if="isCustomizeMode">{{ $t('folder-customize-mode') }}</template>
<template v-else>{{ $t('folder') }}</template>
</p>
<p v-if="props.folderId != null && images.length === 0 && !fetching">{{ $t('no-image') }}</p>
<div ref="slideA" class="slide a"></div>
<div ref="slideB" class="slide b"></div>
</div>
</div>
</template>
<script lang="ts">
import { defineComponent } from 'vue';
import { } from '@fortawesome/free-solid-svg-icons';
import define from './define';
import * as os from '@/os';
const widget = define({
name: 'slideshow',
props: () => ({
height: {
type: 'number',
default: 300,
},
folderId: {
type: 'string',
default: null,
hidden: true,
},
})
});
export default defineComponent({
extends: widget,
data() {
return {
images: [],
fetching: true,
clock: null
};
},
mounted() {
this.$nextTick(() => {
this.applySize();
});
if (this.props.folderId != null) {
this.fetch();
}
this.clock = setInterval(this.change, 10000);
},
beforeUnmount() {
clearInterval(this.clock);
},
methods: {
applySize() {
let h;
if (this.props.size == 1) {
h = 250;
} else {
h = 170;
}
this.$el.style.height = `${h}px`;
},
resize() {
if (this.props.size == 1) {
this.props.size = 0;
} else {
this.props.size++;
}
this.save();
this.applySize();
},
change() {
if (this.images.length == 0) return;
const index = Math.floor(Math.random() * this.images.length);
const img = `url(${ this.images[index].url })`;
(this.$refs.slideB as any).style.backgroundImage = img;
this.$refs.slideB.classList.add('anime');
setTimeout(() => {
// 既にこのウィジェットがunmountされていたら要素がない
if ((this.$refs.slideA as any) == null) return;
(this.$refs.slideA as any).style.backgroundImage = img;
this.$refs.slideB.classList.remove('anime');
}, 1000);
},
fetch() {
this.fetching = true;
os.api('drive/files', {
folderId: this.props.folderId,
type: 'image/*',
limit: 100
}).then(images => {
this.images = images;
this.fetching = false;
(this.$refs.slideA as any).style.backgroundImage = '';
(this.$refs.slideB as any).style.backgroundImage = '';
this.change();
});
},
choose() {
os.selectDriveFolder(false).then(folder => {
if (folder == null) {
return;
}
this.props.folderId = folder.id;
this.save();
this.fetch();
});
}
}
});
</script>
<style lang="scss" scoped>
.kvausudm {
position: relative;
> div {
width: 100%;
height: 100%;
cursor: pointer;
> p {
display: block;
margin: 1em;
text-align: center;
color: #888;
}
> * {
pointer-events: none;
}
> .slide {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-size: cover;
background-position: center;
&.b {
opacity: 0;
}
&.anime {
transition: opacity 1s;
opacity: 1;
}
}
}
}
</style>