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uptime-kuma/src/components/HeartbeatBar.vue

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4.0 KiB

<template>
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<div ref="wrap" class="wrap" :style="wrapStyle">
<div class="hp-bar-big" :style="barStyle">
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<div
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v-for="(beat, index) in shortBeatList"
:key="index"
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class="beat"
:class="{ 'empty' : (beat === 0), 'down' : (beat.status === 0), 'pending' : (beat.status === 2) }"
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:style="beatStyle"
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:title="beat.msg"
/>
</div>
</div>
</template>
<script>
export default {
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props: {
size: {
type: String,
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default: "big",
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},
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monitorId: Number,
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},
data() {
return {
beatWidth: 10,
beatHeight: 30,
hoverScale: 1.5,
beatMargin: 3, // Odd number only, even = blurry
move: false,
maxBeat: -1,
}
},
computed: {
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beatList() {
if (! (this.monitorId in this.$root.heartbeatList)) {
this.$root.heartbeatList[this.monitorId] = [];
}
return this.$root.heartbeatList[this.monitorId]
},
shortBeatList() {
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let placeholders = []
let start = this.beatList.length - this.maxBeat;
if (this.move) {
start = start - 1;
}
if (start < 0) {
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// Add empty placeholder
for (let i = start; i < 0; i++) {
placeholders.push(0)
}
start = 0;
}
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return placeholders.concat(this.beatList.slice(start))
},
wrapStyle() {
let topBottom = (((this.beatHeight * this.hoverScale) - this.beatHeight) / 2);
let leftRight = (((this.beatWidth * this.hoverScale) - this.beatWidth) / 2);
return {
padding: `${topBottom}px ${leftRight}px`,
width: "100%",
}
},
barStyle() {
if (this.move && this.shortBeatList.length > this.maxBeat) {
let width = -(this.beatWidth + this.beatMargin * 2);
return {
transition: "all ease-in-out 0.25s",
transform: `translateX(${width}px)`,
}
}
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return {
transform: "translateX(0)",
}
},
beatStyle() {
return {
width: this.beatWidth + "px",
height: this.beatHeight + "px",
margin: this.beatMargin + "px",
"--hover-scale": this.hoverScale,
}
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},
},
watch: {
beatList: {
handler(val, oldVal) {
this.move = true;
setTimeout(() => {
this.move = false;
}, 300)
},
deep: true,
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},
},
unmounted() {
window.removeEventListener("resize", this.resize);
},
mounted() {
if (this.size === "small") {
this.beatWidth = 5.6;
this.beatMargin = 2.4;
this.beatHeight = 16
}
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window.addEventListener("resize", this.resize);
this.resize();
},
methods: {
resize() {
if (this.$refs.wrap) {
this.maxBeat = Math.floor(this.$refs.wrap.clientWidth / (this.beatWidth + this.beatMargin * 2))
}
},
},
}
</script>
<style scoped lang="scss">
@import "../assets/vars.scss";
.wrap {
overflow: hidden;
width: 100%;
white-space: nowrap;
}
.hp-bar-big {
.beat {
display: inline-block;
background-color: $primary;
border-radius: 50rem;
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&.empty {
background-color: aliceblue;
}
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&.down {
background-color: $danger;
}
&.pending {
background-color: $warning;
}
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&:not(.empty):hover {
transition: all ease-in-out 0.15s;
opacity: 0.8;
transform: scale(var(--hover-scale));
}
}
}
</style>