<script setup lang="ts">
import { computed } from 'vue'
import { METRICS, formatValue } from '../services/units'
import type { DataRow } from '../services/api'

const props = defineProps<{
  metricKey: string
  data:      DataRow
}>()

const emit = defineEmits<{ (e: 'click', key: string): void }>()

const meta  = computed(() => METRICS[props.metricKey])
const value = computed(() => formatValue(props.metricKey, props.data[props.metricKey] as number | null))
const label = computed(() => props.data[`${props.metricKey.replace(/_[^_]+$/, '')}_label`] as string | undefined)
</script>

<style scoped lang="scss">
.card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  user-select: none;
  overflow: hidden;

  &:hover   { background: var(--hover); }
  &:active  { transform: scale(0.97); }
}

.icon {
  font-size: 22px;
  line-height: 1;
  flex-shrink: 0;
}

.info {
  flex: 1;
  min-width: 0;
}

.metric-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.metric-value {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.metric-sub {
  font-size: 11px;
  color: var(--text-muted);
}
</style>

<template>
  <div class="card" @click="emit('click', metricKey)">
    <span class="icon">{{ meta?.icon ?? '📊' }}</span>
    <div class="info">
      <div class="metric-label">{{ meta?.label ?? metricKey }}</div>
      <div class="metric-value">{{ value }}</div>
      <div v-if="label" class="metric-sub">{{ label }}</div>
    </div>
  </div>
</template>
