birbcontrol/src/views/Samples.vue

159 lines
3.7 KiB
Vue

<template>
<div>
<b-row>
<b-col class="my-2 text-right">
<b-spinner class="mx-3" style="width: 1.6rem; height: 1.6rem;" variant="secondary"
v-if="sampleDownloadPending > 0"/>
<b-button @click="updateEverything" variant="primary" :disabled="actionPending">Update</b-button>
</b-col>
</b-row>
<b-row>
<b-col>
<b-table striped hover :items="samples" :busy="actionPending" :fields="fields">
<template #cell(probability)="data">
<span :class="{'text-danger': data.item.probability > 0.51 }" v-if="data.item.probability !== null">
{{ data.item.probability|round(3) }}
</span>
<span v-else class="text-secondary">N/A</span>
</template>
<!-- A virtual column -->
<template #cell(actions)="data">
<b-button class="mx-1" size="sm" variant="success" @click="playSample(data.item.tag)">
<b-icon icon="play"/>
</b-button>
<b-button class="mx-1" size="sm" variant="primary" :href="getAudioLink(data.item.tag)">
<b-icon icon="download"/>
</b-button>
</template>
<template #table-busy>
<div class="text-center my-2">
<b-spinner class="align-middle mx-2"/>
<strong>Loading...</strong>
</div>
</template>
</b-table>
</b-col>
</b-row>
</div>
</template>
<script>
import {Howl} from 'howler'
import _ from "lodash"
export default {
name: "Samples",
data() {
return {
samples: [],
fields: [
{
key: 'tag',
sortable: false
},
{
key: 'device_id',
sortable: true
},
{
key: "device_date",
sortable: true
},
{
key: "probability",
sortable: true
},
"actions"
],
actionPending: false,
sampleDownloadPending: 0,
sample: null,
errorText: null
}
},
methods: {
playSample(tag) {
if (this.sample !== null && this.sample.playing()) {
this.sample.stop()
}
this.sampleDownloadPending++
this.sample = new Howl({
src: [this.getAudioLink(tag)],
format: ["wav"],
loop: false,
onload: () => {
this.sampleDownloadPending--
},
autoplay: true,
preload: true,
onloaderror: (id, err) => {
this.$showToast(`Howler error: [${id}] ${err}`)
this.sampleDownloadPending--
}
})
},
getAudioLink(tag) {
return process.env.VUE_APP_API_LOCATION + "/object/" + tag
},
updateEverything() {
this.samples = []
this.actionPending = true
const sample_promise = this.$api.get("/sample")
const output_promise = this.$api.get("/output")
Promise.all([sample_promise, output_promise]).then((prom) => {
this.samples = []
const samples = prom[0].data
const results = prom[1].data
samples.forEach((sample) => {
let elm = sample
const result = _.find(results, (e) => e.tag === sample.tag)
if (result) {
elm.probability = result.probability
} else {
elm.probability = null
}
this.samples.push(elm)
})
this.actionPending = false
})
}
},
filters: {
round(value, decimals) {
if (!value) {
value = 0;
}
if (!decimals) {
decimals = 0;
}
value = Math.round(value * Math.pow(10, decimals)) / Math.pow(10, decimals);
return value;
}
},
mounted() {
this.updateEverything()
}
}
</script>
<style scoped>
</style>