<script lang="ts">
  import { createEventDispatcher } from 'svelte';

  export let viewMode: 'focused' | 'list' = 'focused';
  export let isShortForm: boolean = true;

  const dispatch = createEventDispatcher();

  let isOpen = false;

  function toggleMenu() {
    isOpen = !isOpen;
  }

  function closeMenu() {
    isOpen = false;
  }

  function handleToggleViewMode() {
    dispatch('toggleViewMode');
    closeMenu();
  }

  function handleToggleFormMode() {
    dispatch('toggleFormMode');
    closeMenu();
  }

  function handleShowAnalysis() {
    dispatch('showAnalysis');
    closeMenu();
  }

  // Close menu when clicking outside
  function handleClickOutside(event: MouseEvent) {
    const target = event.target as HTMLElement;
    if (!target.closest('.hamburger-menu')) {
      closeMenu();
    }
  }
</script>

<svelte:window on:click={handleClickOutside} />

<div class="hamburger-menu">
  <button
    class="toolbar-btn hamburger-btn"
    on:click|stopPropagation={toggleMenu}
    aria-label="Menu"
    title="Menu"
  >
    ☰
  </button>

  {#if isOpen}
    <div class="menu-dropdown">
      <button class="menu-item" on:click={handleToggleViewMode}>
        <span class="menu-icon">{viewMode === 'focused' ? '☰' : '⊡'}</span>
        <span class="menu-text">
          {viewMode === 'focused' ? 'List mode' : 'Focused mode'}
        </span>
      </button>

      <button class="menu-item" on:click={handleToggleFormMode}>
        <span class="menu-icon">{isShortForm ? '📋' : '📄'}</span>
        <span class="menu-text">
          {isShortForm ? 'Long form' : 'Short form'}
        </span>
      </button>

      <button class="menu-item" on:click={handleShowAnalysis}>
        <span class="menu-icon">📊</span>
        <span class="menu-text">Show analysis</span>
      </button>
    </div>
  {/if}
</div>

<style>
  .hamburger-menu {
    position: relative;
  }

  .toolbar-btn {
    width: 2rem;
    height: 2rem;
    padding: 0;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    background: var(--bg-color);
    color: var(--fg-color);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.4;
    transition: opacity 0.2s, background-color 0.2s;
    min-height: auto;
    flex-shrink: 0;
    border-radius: 3px;
  }

  .toolbar-btn:hover {
    opacity: 0.8;
    background-color: var(--input-bg);
  }

  .hamburger-btn {
    font-size: 0.9rem;
  }

  .menu-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    min-width: 200px;
    z-index: 1000;
    overflow: hidden;
  }

  .menu-item {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border: none;
    background: var(--bg-color);
    color: var(--fg-color);
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.2s;
    text-align: left;
  }

  .menu-item:hover {
    background-color: var(--input-bg);
  }

  .menu-item:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
  }

  .menu-icon {
    font-size: 1rem;
    min-width: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .menu-text {
    flex: 1;
  }

  @media (max-width: 900px) {
    .toolbar-btn {
      width: 1.5rem;
      height: 1.5rem;
      font-size: 0.85rem;
    }

    .hamburger-btn {
      font-size: 0.75rem;
    }

    .menu-dropdown {
      min-width: 180px;
    }

    .menu-item {
      padding: 0.6rem 0.85rem;
      font-size: 0.85rem;
    }

    .menu-icon {
      font-size: 0.9rem;
      min-width: 1rem;
    }
  }
</style>
