Nexus/frontend/src/components/watch/WatchSlotCard.vue

<script setup lang="ts">
import { ref } from 'vue'
import type { WatchSlot } from '@/composables/useWatchPins'
import { formatBytesPerSec, formatRemaining, probeStatusColor } from '@/utils/watchFormat'
import WatchSparkline from '@/components/watch/WatchSparkline.vue'

const props = defineProps<{
  slot: WatchSlot
}>()

const emit = defineEmits<{
  remove: [slotIndex: number]
  processes: [slot: WatchSlot]
  history: [slot: WatchSlot]
}>()

const chartMetric = ref<'cpu_pct' | 'mem_pct' | 'disk_pct'>('cpu_pct')

function pct(v: number | null | undefined) {
  return v != null ? `${v}%` : '—'
}
</script>

<template>
  <v-card
    v-if="!slot.empty"
    elevation="0"
    border
    rounded="lg"
    class="watch-slot-card pa-3"
    :class="{ 'watch-slot-card--error': slot.metrics?.probe_status && slot.metrics.probe_status !== 'ok' }"
  >
    <div class="d-flex align-center mb-2">
      <div class="text-subtitle-2 text-truncate flex-grow-1" :title="slot.server_name">
        {{ slot.server_name || `ID ${slot.server_id}` }}
      </div>
      <v-chip size="x-small" variant="tonal" color="info" label>
        槽 {{ slot.slot_index + 1 }}
      </v-chip>
      <v-btn icon="mdi-close" size="x-small" variant="text" @click="emit('remove', slot.slot_index)" />
    </div>

    <v-chip
      v-if="slot.metrics?.probe_status"
      size="x-small"
      :color="probeStatusColor(slot.metrics.probe_status)"
      variant="tonal"
      class="mb-2"
      label
    >
      {{ slot.metrics.probe_status === 'ok' ? '正常' : slot.metrics.probe_status }}
    </v-chip>

    <div class="d-flex justify-space-between text-caption mb-1">
      <span>CPU {{ pct(slot.metrics?.cpu_pct) }}</span>
      <span>MEM {{ pct(slot.metrics?.mem_pct) }}</span>
      <span>DISK {{ pct(slot.metrics?.disk_pct) }}</span>
    </div>

    <div class="text-caption text-medium-emphasis mb-1">
      ↑ {{ formatBytesPerSec(slot.metrics?.net_up_bps) }}
      · ↓ {{ formatBytesPerSec(slot.metrics?.net_down_bps) }}
    </div>
    <div class="text-caption text-medium-emphasis mb-2">
      读 {{ formatBytesPerSec(slot.metrics?.disk_read_bps) }}
      · 写 {{ formatBytesPerSec(slot.metrics?.disk_write_bps) }}
    </div>

    <v-btn-toggle v-model="chartMetric" density="compact" variant="outlined" divided class="mb-1">
      <v-btn value="cpu_pct" size="x-small">CPU</v-btn>
      <v-btn value="mem_pct" size="x-small">MEM</v-btn>
      <v-btn value="disk_pct" size="x-small">DISK</v-btn>
    </v-btn-toggle>

    <WatchSparkline :points="slot.sparkline || []" :metric="chartMetric" />

    <div v-if="slot.metrics?.error" class="text-caption text-error mt-1 text-truncate">
      {{ slot.metrics.error }}
    </div>

    <div class="d-flex align-center justify-space-between mt-2">
      <span class="text-caption text-medium-emphasis">剩余 {{ formatRemaining(slot.remaining_sec) }}</span>
      <div class="d-flex ga-1">
        <v-btn size="x-small" variant="text" @click="emit('processes', slot)">进程</v-btn>
        <v-btn size="x-small" variant="text" @click="emit('history', slot)">历史</v-btn>
      </div>
    </div>
  </v-card>

  <v-card
    v-else
    elevation="0"
    border
    rounded="lg"
    class="watch-slot-card watch-slot-card--empty d-flex align-center justify-center pa-4"
    variant="outlined"
  >
    <div class="text-center text-medium-emphasis">
      <v-icon size="28" class="mb-1">mdi-plus-circle-outline</v-icon>
      <div class="text-caption">槽 {{ slot.slot_index + 1 }} · 空</div>
    </div>
  </v-card>
</template>

<style scoped>
.watch-slot-card {
  min-height: 220px;
}
.watch-slot-card--empty {
  min-height: 220px;
  border-style: dashed !important;
}
.watch-slot-card--error {
  border-color: rgb(var(--v-theme-error)) !important;
}
</style>