<template>
  <aside class="app-sidebar" :class="{ 'is-mobile-open': props.mobileOpen }">
    <div class="sidebar-header">
      <div class="sidebar-logo">
        <img src="/images/logo.svg" alt="Navi" />
        <span>Navi</span>
        <button class="btn-icon sidebar-close-btn" title="Close" @click="emit('close')">
          <i class="ph ph-x"></i>
        </button>
      </div>

      <div class="sidebar-controls-row">
        <div class="sidebar-profile-select">
          <select
            :value="profilesStore.selectedProfileId"
            @change="profilesStore.selectedProfileId = $event.target.value"
          >
            <option
              v-for="p in profilesStore.profiles"
              :key="p.id"
              :value="p.id"
            >{{ p.name }}</option>
          </select>
        </div>

        <button class="btn btn-primary with-icon" @click="handleNewSession">
          <i class="ph ph-plus"></i>
          New Chat
        </button>
      </div>
    </div>

    <div class="sidebar-sessions">
      <div class="sessions-label">Conversations</div>
      <SessionList @select="handleSelect" />
    </div>

    <div class="sidebar-footer">
      <template v-if="authStore.isAuthenticated">
        <a
          class="user-info"
          :href="authStore.user?.profile_url"
          target="_blank"
          rel="noopener noreferrer"
          title="Open profile in gnexus-auth"
        >
          <img
            v-if="authStore.user?.avatar_url"
            class="user-avatar"
            :src="authStore.user.avatar_url"
            alt="avatar"
          />
          <div v-else class="user-avatar user-avatar-fallback">
            {{ (authStore.user?.display_name || authStore.user?.email || '?').charAt(0).toUpperCase() }}
          </div>
          <span class="user-name">{{ authStore.user?.display_name || authStore.user?.email }}</span>
        </a>
        <div class="sidebar-footer-actions">
          <a
            v-if="authStore.isAdmin"
            href="/admin"
            class="btn btn-secondary with-icon admin-link"
          >
            <i class="ph ph-shield-check"></i>
            Admin
          </a>
          <button class="btn btn-primary with-icon" @click="authStore.logout">
            <i class="ph ph-sign-out"></i>
            Logout
          </button>
        </div>
      </template>
      <template v-else>
        <button class="btn btn-primary with-icon" @click="authStore.login">
          <i class="ph ph-sign-in"></i>
          Login
        </button>
      </template>
    </div>
  </aside>
</template>

<script setup>
import { watch } from 'vue'
import { useProfilesStore } from '@/stores/profiles.js'
import { useSessionsStore } from '@/stores/sessions.js'
import { useChatStore } from '@/stores/chat.js'
import { useAuthStore } from '@/stores/auth.js'
import SessionList from './SessionList.vue'

const props = defineProps({
  mobileOpen: Boolean
})
const emit = defineEmits(['close'])

const profilesStore = useProfilesStore()
const sessionsStore = useSessionsStore()
const chatStore = useChatStore()
const authStore = useAuthStore()

// Keep selector in sync with the active session's profile
watch(
  () => chatStore.currentProfileId,
  (id) => { if (id) profilesStore.selectedProfileId = id }
)

async function handleNewSession() {
  const session = await sessionsStore.createSession(profilesStore.selectedProfileId)
  await chatStore.loadSession(session.session_id)
  emit('close')
}

function handleSelect() {
  emit('close')
}
</script>

<style scoped>
.sidebar-close-btn {
  display: none;

  @media (max-width: 1280px) {
    display: flex;
    margin-left: auto;
  }
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  flex: 1;
  min-width: 0;
  cursor: pointer;
}

.user-info:hover .user-name {
  color: var(--color-text-primary);
}

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.user-avatar-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
}

.user-name {
  font-size: 13px;
  color: var(--color-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-footer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-link {
  text-decoration: none;
}
</style>