evcc-io/assets/js/components/TargetEnergySelect.vue
2022-11-25 17:10:24 +01:00

122 lines
2.9 KiB
Vue

<template>
<LabelAndValue class="flex-grow-1" :label="$t('main.targetEnergy.label')" align="end">
<h3 class="value m-0 d-block d-sm-flex align-items-baseline justify-content-end">
<label class="position-relative">
<select :value="targetEnergy" class="custom-select" @change="change">
<option
v-for="{ energy, text, disabled } in options"
:key="energy"
:value="energy"
:disabled="disabled"
>
{{ text }}
</option>
</select>
<span
class="text-decoration-underline"
:class="{ 'text-gray fw-normal': !targetEnergy }"
>
<AnimatedNumber
:to="targetEnergy"
:format="fmtEnergy"
:no-animation="!targetEnergy"
/>
</span>
</label>
<div v-if="estimatedTargetSoC" class="extraValue ms-0 ms-sm-1 text-nowrap">
<AnimatedNumber :to="estimatedTargetSoC" :format="fmtSoC" />
</div>
</h3>
</LabelAndValue>
</template>
<script>
import LabelAndValue from "./LabelAndValue.vue";
import AnimatedNumber from "./AnimatedNumber.vue";
import formatter from "../mixins/formatter";
export default {
name: "TargetEnergySelect",
components: { LabelAndValue, AnimatedNumber },
mixins: [formatter],
props: {
targetEnergy: Number,
socPerKwh: Number,
chargedEnergy: Number,
vehicleCapacity: Number,
},
emits: ["target-energy-updated"],
computed: {
maxEnergy: function () {
return this.vehicleCapacity || 100;
},
steps: function () {
if (this.maxEnergy < 1) return 0.05;
if (this.maxEnergy < 2) return 0.1;
if (this.maxEnergy < 5) return 0.25;
if (this.maxEnergy < 10) return 0.5;
if (this.maxEnergy < 25) return 1;
if (this.maxEnergy < 50) return 2;
return 5;
},
options: function () {
const result = [];
for (let energy = 0; energy <= this.maxEnergy; energy += this.steps) {
let text = this.fmtEnergy(energy);
const disabled = energy < this.chargedEnergy / 1e3 && energy !== 0;
const soc = this.estimatedSoC(energy);
if (soc) {
text += ` (${this.fmtSoC(soc)})`;
}
result.push({ energy, text, disabled });
}
return result;
},
estimatedTargetSoC: function () {
return this.estimatedSoC(this.targetEnergy);
},
},
methods: {
change: function (e) {
return this.$emit("target-energy-updated", parseFloat(e.target.value));
},
estimatedSoC: function (kWh) {
if (this.socPerKwh) {
return Math.round(kWh * this.socPerKwh);
}
return null;
},
fmtEnergy: function (value) {
if (value === 0) {
return this.$t("main.targetEnergy.noLimit");
}
const inKWh = this.steps >= 0.1;
const digits = inKWh && this.steps < 1 ? 1 : 0;
return this.fmtKWh(value * 1e3, inKWh, true, digits);
},
fmtSoC: function (value) {
return `+${Math.round(value)}%`;
},
},
};
</script>
<style scoped>
.value {
font-size: 18px;
}
.extraValue {
color: var(--evcc-gray);
font-size: 14px;
}
.custom-select {
left: 0;
top: 0;
bottom: 0;
right: 0;
position: absolute;
opacity: 0;
}
</style>