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<template>
<time :datetime="datetime" :title="title" v-if="date">
{{ formattedDisplay }}
</time>
<span v-else>{{ formattedDisplay }}</span>
</template>
<script setup>
import { computed, getCurrentInstance, onUnmounted, ref, watch } from 'vue'
const props = defineProps({
timestamp: {
type: Number,
default: 0,
},
iso: {
type: String,
default: null,
},
relative: {
type: Boolean,
default: false,
},
dateOnly: {
type: Boolean,
default: false,
},
})
const { proxy } = getCurrentInstance();
const $gettext = proxy?.$gettext ?? ((str) => str);
const now = ref(Date.now());
let interval = null;
const date = computed(() => {
if (Number.isInteger(props.timestamp) && props.timestamp !== 0) {
return new Date(props.timestamp * 1000);
} else if (props.iso) {
const parsed = new Date(props.iso);
return isNaN(parsed.getTime()) ? null : parsed;
}
return null;
})
const datetime = computed(() => (date.value ? date.value.toISOString() : ''));
const isRelativeDisplayTime = computed(() => {
if (!date.value || !props.relative) {
return false;
}
return now.value - date.value.getTime() < 12 * 60 * 60 * 1000;
})
const pad = (num) => String(num).padStart(2, '0');
const getAbsoluteFormattedTime = (dateObj, dateOnly) => {
const timeOptions = dateOnly ? {} : { hour: '2-digit', minute: '2-digit' };
return dateObj.toLocaleDateString('de-DE', {
day: '2-digit',
month: '2-digit',
year: 'numeric',
...timeOptions,
}).replace(/,/, '');
}
const getFormattedTime = (forceAbsolute = false) => {
if (!date.value) {
return '—';
}
const isRelative = !forceAbsolute && props.relative && isRelativeDisplayTime.value;
if (isRelative) {
let date_ms = date.value.getTime();
let now_ms = now.value;
const diffMinutes = Math.floor((now_ms - date_ms) / (1000 * 60));
if (diffMinutes < 1) {
return $gettext('Jetzt');
}
if (diffMinutes < 120) {
return diffMinutes === 1
? $gettext('Vor 1 Minute')
: $gettext('Vor %{ minutes } Minuten', { minutes: diffMinutes });
}
if (props.dateOnly) {
return getAbsoluteFormattedTime(date.value, true);
}
return pad(date.value.getHours()) + ':' + pad(date.value.getMinutes());
}
return getAbsoluteFormattedTime(date.value, props.dateOnly);
}
const title = computed(() => {
if (props.relative && isRelativeDisplayTime.value) {
return getAbsoluteFormattedTime(date.value, false);
}
return null;
})
const formattedDisplay = computed(() => getFormattedTime());
const stopInterval = () => {
if (interval) {
clearInterval(interval);
interval = null;
}
};
const startInterval = () => {
stopInterval();
interval = window.setInterval(() => {
now.value = Date.now();
}, 5000);
};
watch(() => props.relative, (isRelative) => {
if (isRelative) {
startInterval();
} else {
stopInterval();
}
}, { immediate: true });
onUnmounted(() => {
stopInterval();
})
</script>
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