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

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

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

const emit = defineEmits<{
  remove: [slotIndex: number]
  processes: [slot: WatchSlot]
  history: [slot: WatchSlot]
  pick: [slotIndex: number]
  monitoring: [slotIndex: number, enabled: boolean]
  ttl: [slotIndex: number, hours: 8 | 24]
  installPsutil: [slotIndex: number]
}>()

const monitoringOn = computed(() => props.slot.monitoring_enabled !== false)
const slotTtl = computed(() => (props.slot.ttl_hours === 24 ? 24 : 8) as 8 | 24)
const showPsutilInstall = computed(() =>
  monitoringOn.value && isPsutilMissingError(props.slot.metrics?.error, props.slot.metrics?.probe_status),
)

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 watch-slot-card--filled"
    :class="{
      'watch-slot-card--error': monitoringOn && slot.metrics?.probe_status && slot.metrics.probe_status !== 'ok',
      'watch-slot-card--paused': !monitoringOn,
    }"
    role="button"
    tabindex="0"
    @click="emit('history', slot)"
    @keydown.enter.prevent="emit('history', slot)"
  >
    <div class="d-flex align-center mb-2" @click.stop>
      <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-switch
        :model-value="monitoringOn"
        density="compact"
        hide-details
        color="primary"
        class="watch-slot-switch ml-1"
        @click.stop
        @update:model-value="emit('monitoring', slot.slot_index, $event ?? false)"
      />
      <v-btn icon="mdi-close" size="x-small" variant="text" @click="emit('remove', slot.slot_index)" />
    </div>

    <div class="d-flex align-center mb-2 ga-1" @click.stop>
      <span class="text-caption text-medium-emphasis mr-1">时长</span>
      <v-btn-toggle
        :model-value="slotTtl"
        density="compact"
        variant="outlined"
        divided
        mandatory
        @update:model-value="emit('ttl', slot.slot_index, ($event ?? 8) as 8 | 24)"
      >
        <v-btn :value="8" size="x-small">8h</v-btn>
        <v-btn :value="24" size="x-small">24h</v-btn>
      </v-btn-toggle>
    </div>

    <div v-if="!monitoringOn" class="text-caption text-medium-emphasis mb-2" @click.stop>
      实时监测已关闭 · 槽位保留 · Agent 恢复 60s 智能上报
    </div>

    <template v-if="monitoringOn">
    <div @click.stop>
    <v-chip
      v-if="slot.metrics?.probe_status"
      size="x-small"
      :color="probeStatusColor(slot.metrics.probe_status)"
      variant="tonal"
      class="mb-2"
      label
    >
      {{ probeStatusLabel(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"
      :title="formatProbeError(slot.metrics.error, slot.metrics.probe_status)"
    >
      <div class="text-truncate">
        {{ formatProbeError(slot.metrics.error, slot.metrics.probe_status) }}
      </div>
      <v-btn
        v-if="showPsutilInstall"
        size="x-small"
        variant="tonal"
        color="primary"
        class="mt-1"
        :loading="props.psutilInstallLoading"
        @click.stop="emit('installPsutil', slot.slot_index)"
      >
        安装 psutil（SSH）
      </v-btn>
    </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) }} · {{ slotTtl }}h
      </span>
      <div class="d-flex ga-1">
        <v-btn size="x-small" variant="text" @click.stop="emit('processes', slot)">进程</v-btn>
        <v-btn size="x-small" variant="text" @click.stop="emit('history', slot)">历史</v-btn>
      </div>
    </div>
    </div>
    </template>

    <div v-else class="d-flex align-center justify-space-between mt-2" @click.stop>
      <span class="text-caption text-medium-emphasis">已暂停 · {{ slotTtl }}h</span>
      <div class="d-flex ga-1">
        <v-btn size="x-small" variant="text" @click.stop="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"
    role="button"
    tabindex="0"
    @click="emit('pick', slot.slot_index)"
    @keydown.enter.prevent="emit('pick', slot.slot_index)"
  >
    <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 }} · 添加监测</div>
    </div>
  </v-card>
</template>

<style scoped>
.watch-slot-card {
  min-height: 220px;
}
.watch-slot-card--empty {
  min-height: 220px;
  border-style: dashed !important;
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.watch-slot-card--empty:hover {
  background: rgba(var(--v-theme-primary), 0.04);
}
.watch-slot-card--filled {
  cursor: pointer;
}
.watch-slot-card--filled:hover {
  background: rgba(var(--v-theme-surface-variant), 0.3);
}
.watch-slot-card--error {
  border-color: rgb(var(--v-theme-error)) !important;
}
.watch-slot-card--paused {
  opacity: 0.72;
  background: rgba(var(--v-theme-surface-variant), 0.15);
}
.watch-slot-switch {
  flex: 0 0 auto;
  transform: scale(0.85);
}
</style>