WRNexusJS/packages/ui/components/Breadcrumb.wrn

component Breadcrumb {
  outputs {
    select(payload: { value?: string | number | boolean | null; values?: Array<string | number | boolean | null | object>; sourceEvent?: Event; [key: string]: string | number | boolean | null | object } | string | number | boolean | null)
  }

  props {
label: string = "Breadcrumb"
    items: unknown[] = []
    active: string = ""
    activeIcon: string = "icon-[lucide--file-text]"
    separator: string = "chevron"
    showHome: boolean = false
    homeLabel: string = "Home"
    homeHref: string = "/"
    homeIcon: string = "icon-[lucide--house]"
    size: string = "default"
    color: string = "primary"
    variant: string = "minimal"
    class: string = ""
  }

  view {
    <nav
      {...attrs}
      data-ui-component="Breadcrumb"
      data-size='{size}'
      data-color='{color}'
      data-variant='{variant}'
      aria-label='{label}'
      class='wrn-breadcrumb {class}'
    >
      <ol class="wrn-breadcrumb__list">
        {#if showHome}
          <li class="wrn-breadcrumb__item wrn-breadcrumb__item--home">
            <a
              href='{homeHref || "/"}'
              class="wrn-breadcrumb__link wrn-breadcrumb__home"
              @click='output.select({ item: { label: homeLabel, href: homeHref || "/", value: "home" }, itemIndex: -1 })'
            >
              {#if homeIcon === "icon-[lucide--house]"}
                <span class="icon-[lucide--house] wrn-breadcrumb__icon" aria-hidden="true"></span>
              {:else if homeIcon}
                <span class='{homeIcon} wrn-breadcrumb__icon' aria-hidden="true"></span>
              {/if}

              <span class="wrn-breadcrumb__home-label">{homeLabel}</span>
            </a>
          </li>
        {/if}

        {#each items as item, itemIndex}
          <li
            class="wrn-breadcrumb__item"
            data-current='{item.active || item.current || (active && active === (item.value || item.label || item.title)) || (!active && itemIndex === items.length - 1) ? "true" : "false"}'
          >
            {#if showHome || itemIndex > 0}
              <span class="wrn-breadcrumb__separator" aria-hidden="true">
                {#if separator === "slash"}
                  <span>/</span>
                {:else if separator === "dot"}
                  <span>•</span>
                {:else if separator === "arrow"}
                  <span>→</span>
                {:else}
                  <span class="wrn-breadcrumb__separator-icon">›</span>
                {/if}
              </span>
            {/if}

            {#if item.href && !item.disabled && !(item.active || item.current || (active && active === (item.value || item.label || item.title)) || (!active && itemIndex === items.length - 1))}
              <a
                href='{item.href}'
                target='{item.target || ""}'
                rel='{item.external ? "noopener noreferrer" : (item.rel || "")}'
                class="wrn-breadcrumb__link"
                @click='output.select({ item: item, itemIndex: itemIndex })'
              >
                {#if item.icon}
                  <span class='{item.icon} wrn-breadcrumb__icon' aria-hidden="true"></span>
                {/if}

                <span class="wrn-breadcrumb__label">{item.label || item.title}</span>

                {#if item.external}
                  <span class="icon-[lucide--arrow-up-right] wrn-breadcrumb__external" aria-hidden="true"></span>
                {/if}
              </a>
            {:else}
              <span
                class="wrn-breadcrumb__current"
                aria-current='{item.active || item.current || (active && active === (item.value || item.label || item.title)) || (!active && itemIndex === items.length - 1) ? "page" : "false"}'
                aria-disabled='{item.disabled ? "true" : "false"}'
              >
                {#if item.icon}
                  <span class='{item.icon} wrn-breadcrumb__icon' aria-hidden="true"></span>
                {/if}

                <span class="wrn-breadcrumb__label">{item.label || item.title}</span>
              </span>
            {/if}
          </li>
        {/each}

        {#if active && !items.some((item) => active === (item.value || item.label || item.title))}
          <li class="wrn-breadcrumb__item" data-current="true">
            {#if showHome || items.length > 0}
              <span class="wrn-breadcrumb__separator" aria-hidden="true">
                {#if separator === "slash"}
                  <span>/</span>
                {:else if separator === "dot"}
                  <span>•</span>
                {:else if separator === "arrow"}
                  <span>→</span>
                {:else}
                  <span class="wrn-breadcrumb__separator-icon">›</span>
                {/if}
              </span>
            {/if}
            <span class="wrn-breadcrumb__current" aria-current="page">
              {#if activeIcon}
                <span class='{activeIcon} wrn-breadcrumb__icon' aria-hidden="true"></span>
              {/if}
              <span class="wrn-breadcrumb__label">{active}</span>
            </span>
          </li>
        {/if}
      </ol>
    </nav>
  }

  style {
    .wrn-breadcrumb {
      --breadcrumb-accent: var(--wrn-color-primary);
      --breadcrumb-soft: var(--wrn-color-primary-soft);
      --breadcrumb-muted: var(--wrn-color-primary-muted);
      --breadcrumb-text: var(--wrn-color-primary-text);

      min-width: 0;
      max-width: 100%;
      color: var(--wrn-color-text-muted);
    }

    .wrn-breadcrumb[data-color="secondary"] {
      --breadcrumb-accent: var(--wrn-color-secondary);
      --breadcrumb-soft: var(--wrn-color-secondary-soft);
      --breadcrumb-muted: var(--wrn-color-secondary-muted);
      --breadcrumb-text: var(--wrn-color-secondary-text);
    }

    .wrn-breadcrumb[data-color="info"] {
      --breadcrumb-accent: var(--wrn-color-info);
      --breadcrumb-soft: var(--wrn-color-info-soft);
      --breadcrumb-muted: var(--wrn-color-info-muted);
      --breadcrumb-text: var(--wrn-color-info-text);
    }

    .wrn-breadcrumb[data-color="success"] {
      --breadcrumb-accent: var(--wrn-color-success);
      --breadcrumb-soft: var(--wrn-color-success-soft);
      --breadcrumb-muted: var(--wrn-color-success-muted);
      --breadcrumb-text: var(--wrn-color-success-text);
    }

    .wrn-breadcrumb[data-color="warning"] {
      --breadcrumb-accent: var(--wrn-color-warning);
      --breadcrumb-soft: var(--wrn-color-warning-soft);
      --breadcrumb-muted: var(--wrn-color-warning-muted);
      --breadcrumb-text: var(--wrn-color-warning-text);
    }

    .wrn-breadcrumb[data-color="danger"] {
      --breadcrumb-accent: var(--wrn-color-danger);
      --breadcrumb-soft: var(--wrn-color-danger-soft);
      --breadcrumb-muted: var(--wrn-color-danger-muted);
      --breadcrumb-text: var(--wrn-color-danger-text);
    }

    .wrn-breadcrumb[data-variant="soft"] {
      width: fit-content;
      max-width: 100%;
      padding: 0.25rem 0.5rem;
      background: var(--wrn-color-surface-soft, var(--breadcrumb-soft));
      border: 1px solid var(--wrn-color-border);
      border-radius: var(--wrn-radius-sm);
    }

    .wrn-breadcrumb[data-variant="outline"] {
      width: fit-content;
      max-width: 100%;
      padding: 0.25rem 0.5rem;
      background: var(--wrn-color-surface-raised);
      border: 1px solid var(--wrn-color-border);
      border-radius: var(--wrn-radius-sm);
      box-shadow: var(--wrn-shadow-1);
    }

    .wrn-breadcrumb[data-variant="contrast"] {
      color: rgba(255, 255, 255, 0.78);
    }

    .wrn-breadcrumb__list {
      display: flex;
      align-items: center;
      gap: 0;
      min-width: 0;
      margin: 0;
      padding: 0;
      overflow-x: auto;
      list-style: none;
      scrollbar-width: none;
      white-space: nowrap;
    }

    .wrn-breadcrumb__list::-webkit-scrollbar {
      display: none;
    }

    .wrn-breadcrumb__item {
      display: inline-flex;
      align-items: center;
      min-width: 0;
      flex: 0 0 auto;
    }

    .wrn-breadcrumb__separator {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-inline: 0.25rem;
      color: var(--wrn-color-border-strong, var(--wrn-color-text-subtle));
      font-size: 0.75rem;
    }

    .wrn-breadcrumb__separator-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 0.9rem;
      height: 0.9rem;
      font-size: 1rem;
      font-weight: 700;
      line-height: 1;
    }

    .wrn-breadcrumb__link,
    .wrn-breadcrumb__current {
      display: inline-flex;
      align-items: center;
      gap: 0.375rem;
      min-width: 0;
      min-height: 1.75rem;
      padding: 0.125rem 0.375rem;
      border-radius: calc(var(--wrn-radius-sm) - 2px);
      font-size: 0.8125rem;
      line-height: 1.25rem;
      text-decoration: none;
    }

    .wrn-breadcrumb[data-size="sm"] .wrn-breadcrumb__link,
    .wrn-breadcrumb[data-size="sm"] .wrn-breadcrumb__current {
      min-height: 1.75rem;
      font-size: 0.75rem;
    }

    .wrn-breadcrumb[data-size="lg"] .wrn-breadcrumb__link,
    .wrn-breadcrumb[data-size="lg"] .wrn-breadcrumb__current {
      min-height: 2.25rem;
      font-size: 0.875rem;
    }

    .wrn-breadcrumb__link {
      color: var(--wrn-color-text-muted);
      font-weight: 500;
      transition: color 120ms ease, background 120ms ease;
    }

    .wrn-breadcrumb__link:hover {
      color: var(--wrn-color-text);
      background: var(--wrn-color-surface-muted, var(--breadcrumb-soft));
    }

    .wrn-breadcrumb__link:focus-visible {
      color: var(--breadcrumb-accent);
      outline: 2px solid var(--breadcrumb-accent);
      outline-offset: 2px;
    }

    .wrn-breadcrumb__current {
      max-width: 22rem;
      color: var(--wrn-color-text);
      font-weight: 600;
    }

    .wrn-breadcrumb__item[data-current="true"] .wrn-breadcrumb__current {
      color: var(--wrn-color-text);
      background: transparent;
    }

    .wrn-breadcrumb__current[aria-disabled="true"] {
      opacity: 0.58;
    }

    .wrn-breadcrumb__icon,
    .wrn-breadcrumb__external {
      flex: 0 0 auto;
      width: 0.95rem;
      height: 0.95rem;
    }

    .wrn-breadcrumb__home {
      color: var(--wrn-color-text-muted);
    }

    .wrn-breadcrumb__label {
      min-width: 0;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .wrn-breadcrumb[data-variant="contrast"] .wrn-breadcrumb__link,
    .wrn-breadcrumb[data-variant="contrast"] .wrn-breadcrumb__current,
    .wrn-breadcrumb[data-variant="contrast"] .wrn-breadcrumb__home {
      color: inherit;
    }

    .wrn-breadcrumb[data-variant="contrast"] .wrn-breadcrumb__link:hover,
    .wrn-breadcrumb[data-variant="contrast"] .wrn-breadcrumb__item[data-current="true"] .wrn-breadcrumb__current {
      color: #ffffff;
      background: rgba(255, 255, 255, 0.12);
    }

    .wrn-breadcrumb[data-variant="contrast"] .wrn-breadcrumb__separator {
      color: rgba(255, 255, 255, 0.62);
    }

    @media (max-width: 639px) {
      .wrn-breadcrumb__home-label {
        display: none;
      }

      .wrn-breadcrumb__current {
        max-width: 13rem;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      .wrn-breadcrumb__link {
        transition: none;
      }
    }
  }
}