{{define "title"}}Watchlist{{end}}
{{define "content"}}
{{if .WatchlistIDs}}<script>initWatchlist({{.WatchlistIDs}})</script>{{end}}
<div id="watchlist-content" class="flex w-full flex-col gap-6">
  <h1 class="text-lg font-normal text-neutral-300">Watchlist</h1>

  <div class="flex flex-wrap items-center justify-between gap-4">
    <div class="flex flex-wrap items-center gap-6">
      <button class="text-sm transition-colors text-white" onclick="filterWatchlist('all', this)">All</button>
      <button class="text-sm transition-colors text-neutral-400 hover:text-white" onclick="filterWatchlist('watching', this)">Watching</button>
      <button class="text-sm transition-colors text-neutral-400 hover:text-white" onclick="filterWatchlist('plan_to_watch', this)">Plan to Watch</button>
      <button class="text-sm transition-colors text-neutral-400 hover:text-white" onclick="filterWatchlist('completed', this)">Completed</button>
      <button class="text-sm transition-colors text-neutral-400 hover:text-white" onclick="filterWatchlist('dropped', this)">Dropped</button>
    </div>

    <div class="flex items-center gap-4">
      <ui-dropdown class="relative block" data-align="right" data-width="min-w-[150px]">
        <div data-trigger>
          <button type="button" class="flex items-center gap-2 text-sm text-neutral-400 transition-colors hover:text-white">
            <span>Sort by: <span id="sort-by-display">Date Added</span></span>
            <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M2 5h20"></path><path d="M6 12h12"></path><path d="M9 19h6"></path></svg>
          </button>
        </div>
        <div data-content class="hidden absolute z-50 min-w-[150px] bg-background-button rounded-none shadow-2xl right-0 top-full mt-2">
          <div class="flex flex-col py-1">
            <button class="flex w-full items-center px-4 py-2 text-sm text-white transition-colors hover:bg-white/10" onclick="setSortBy('date', this)">Date Added</button>
            <button class="flex w-full items-center px-4 py-2 text-sm text-neutral-400 transition-colors hover:bg-white/10 hover:text-white" onclick="setSortBy('title', this)">Title</button>
          </div>
        </div>
      </ui-dropdown>

      <button type="button" id="sort-order-btn" class="text-neutral-400 transition-colors hover:text-white" onclick="toggleSortOrder(this)">
        <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="transition-transform duration-200 rotate-0"><path d="m21 16-4 4-4-4"></path><path d="M17 20V4"></path><path d="m3 8 4-4 4 4"></path><path d="M7 4v16"></path></svg>
      </button>
    </div>
  </div>

  <div id="watchlist-items" class="grid grid-cols-2 gap-4 md:grid-cols-3 lg:grid-cols-4 2xl:grid-cols-6">
    {{range $.AllEntries}}
      <div class="watchlist-item flex w-full flex-col gap-2" data-status="{{.Status}}" data-created-at="{{.CreatedAt}}">
        <div class="group relative flex aspect-[2/3] w-full flex-col overflow-hidden bg-white/5 after:absolute after:inset-0 after:bg-black/80 after:opacity-0 hover:after:opacity-100 after:transition-opacity">
          <a href="/anime/{{.AnimeID}}" class="absolute inset-0"></a>
          <img src="{{.ImageUrl}}" alt="{{.DisplayTitle}}" class="h-full w-full object-cover" loading="lazy" />

          <div class="absolute inset-0 z-10 flex flex-col p-3 opacity-0 transition-opacity duration-300 group-hover:opacity-100">
            <div class="flex justify-end">
              <button type="button" hx-delete="/api/watchlist/{{.AnimeID}}" hx-target="#watchlist-content" hx-swap="outerHTML" hx-on::after-request="if(event.detail.successful) { watchlistIds.delete({{.AnimeID}}) }" class="text-white/70 transition-colors hover:text-white focus:outline-none" aria-label="Remove from Watchlist">
                <svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="size-5 shadow-black drop-shadow-md"><path d="M18 6 6 18"/><path d="m6 6 12 12"/></svg>
              </button>
            </div>
          </div>
        </div>
        <h3 class="line-clamp-2 text-sm font-medium text-white">
          {{.DisplayTitle}}
        </h3>
      </div>
    {{end}}

    {{if eq (len $.AllEntries) 0}}
      <div class="col-span-full flex flex-col items-center justify-center gap-2 py-24 text-neutral-400">
        <svg class="h-12 w-12 opacity-30" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><path stroke-linecap="round" stroke-linejoin="round" d="M19 11H5m14 0a2 2 0 012 2v6a2 2 0 01-2 2H5a2 2 0 01-2-2v-6a2 2 0 012-2m14 0V9a2 2 0 00-2-2M5 11V9a2 2 0 012-2m0 0V5a2 2 0 012-2h6a2 2 0 012 2v2M7 7h10" /></svg>
        <p class="text-lg">Your watchlist is empty.</p>
        <a href="/" class="text-accent hover:text-accent/80 transition-colors">Browse anime</a>
      </div>
    {{end}}
  </div>
</div>

<script>
  let currentSortBy = 'date'
  let sortOrderDesc = true

  function filterWatchlist(status, btn) {
    // Update active tab styling
    const parent = btn.parentElement
    parent.querySelectorAll('button').forEach(function(b) {
      b.classList.remove('text-white')
      b.classList.add('text-neutral-400')
    })
    btn.classList.remove('text-neutral-400')
    btn.classList.add('text-white')
    
    // Show/hide items
    document.querySelectorAll('.watchlist-item').forEach(function(item) {
      if (status === 'all') {
        item.style.display = 'flex'
      } else if (item.dataset.status === status) {
        item.style.display = 'flex'
      } else {
        item.style.display = 'none'
      }
    })
    sortItems()
  }

  function setSortBy(sort, btn) {
    currentSortBy = sort
    document.getElementById('sort-by-display').textContent = sort === 'date' ? 'Date Added' : 'Title'
    
    // Update button colors in dropdown
    const dropdown = btn.closest('[data-content]')
    dropdown.querySelectorAll('button').forEach(function(b) {
      b.classList.remove('text-white')
      b.classList.add('text-neutral-400')
    })
    btn.classList.remove('text-neutral-400')
    btn.classList.add('text-white')
    
    sortItems()
    
    // Close dropdown
    const parentDropdown = btn.closest('ui-dropdown')
    if (parentDropdown) parentDropdown.close()
  }

  function toggleSortOrder(btn) {
    sortOrderDesc = !sortOrderDesc
    btn.querySelector('svg').classList.toggle('rotate-180', !sortOrderDesc)
    sortItems()
  }

  function sortItems() {
    const grid = document.getElementById('watchlist-items')
    const items = Array.from(grid.querySelectorAll('.watchlist-item'))
    
    items.sort(function(a, b) {
      let comparison = 0
      if (currentSortBy === 'title') {
        const titleA = a.querySelector('h3').textContent.toLowerCase().trim()
        const titleB = b.querySelector('h3').textContent.toLowerCase().trim()
        comparison = titleA.localeCompare(titleB)
      } else {
        const dateA = new Date(a.dataset.createdAt || 0).getTime()
        const dateB = new Date(b.dataset.createdAt || 0).getTime()
        comparison = dateA - dateB
      }
      return sortOrderDesc ? -comparison : comparison
    })
    
    items.forEach(function(item) {
      grid.appendChild(item)
    })
  }
</script>
{{end}}