<template>
  <div class="history-list">
    <div class="panel-header" v-html="$t('history_title')"></div>
    
    <div v-if="chatStore.historyResults.length === 0" class="panel-empty">
      <p>{{ $t('history_empty') }}</p>
    </div>
    
    <div
      v-for="item in chatStore.historyResults"
      :key="item.userName"
      class="history-item"
      @click="selectUser(item.userName)"
    >
      <span class="panel-item-name">{{ item.userName }}</span>
      <small v-if="item.lastMessage" class="panel-item-meta">
        {{ formatTime(item.lastMessage.timestamp) }}
      </small>
    </div>
  </div>
</template>

<script setup>
import { useChatStore } from '../stores/chat';

const chatStore = useChatStore();

function selectUser(userName) {
  chatStore.requestConversation(userName);
}

function formatTime(timestamp) {
  const date = new Date(timestamp);
  return date.toLocaleString('de-DE');
}
</script>

<style scoped>
.panel-header {
  margin-bottom: 16px;
}

.panel-empty {
  color: #637067;
}

.history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: 10px;
}

.panel-item-name {
  font-weight: 600;
  color: #18201b;
}

.panel-item-meta {
  white-space: nowrap;
  font-size: 12px;
  font-weight: 500;
  color: #637067;
}
</style>
