beavergram/frontend/src/lib/components/feed/FeedRow.svelte

<script lang="ts">
  import { ripple } from "#lib/actions/ripple.js";
  import type { FeedItem } from "#lib/api/types.js";
  import Icon from "#lib/components/ui/Icon.svelte";
  import { formatListDate } from "#lib/format/datetime.js";
  import { mediaKindLabel } from "#lib/format/media.js";
  import { locale, t } from "#lib/i18n/locale.svelte.js";
  import { accounts } from "#lib/stores/accounts.svelte.js";
  import { feed } from "#lib/stores/feed.svelte.js";
  import { page } from "$app/state";

  const BADGE_LIMIT = 10_000;

  const latest = $derived(feed.unseen?.latest ?? null);
  const count = $derived(feed.unseen?.count ?? 0);
  const badge = $derived(
    count < BADGE_LIMIT
      ? String(count)
      : new Intl.NumberFormat(locale.tag, { notation: "compact" }).format(count)
  );

  $effect(() => {
    if (accounts.selectedId !== null) {
      feed.sync();
    }
  });

  function chatTitle(item: FeedItem): string {
    return (
      item.chat.title ??
      (item.chat.chat_id > 0
        ? t("chat.deletedAccount")
        : t("chat.fallbackTitle", { id: item.chat.chat_id }))
    );
  }

  function summary(item: FeedItem): string {
    if (item.kind === "deleted" && item.message_count > 1) {
      return t("feed.bulk", { count: item.message_count });
    }
    const text = item.kind === "edited" ? item.after : item.message?.text;
    const media = item.message?.media[0]?.kind ?? null;
    return text?.trim() || mediaKindLabel(media) || t("feed.noText");
  }
</script>

<button
  class="feed-row"
  onclick={() => feed.open(page.url)}
  type="button"
  use:ripple
>
  <span class="avatar"><Icon name="recent" /></span>
  <span class="info">
    <span class="info-row">
      <span class="title">{t("feed.title")}</span>
      {#if latest}
        <span class="date">{formatListDate(latest.at)}</span>
      {/if}
    </span>
    <span class="subtitle">
      <span class="preview">
        {#if latest}
          <Icon
            class="kind"
            name={latest.kind === "deleted" ? "delete" : "edit"}
            size="0.875rem"
          />
          <span class="chat">{chatTitle(latest)}:</span>
          <span
            class:struck={latest.kind === "deleted" &&
              latest.message_count === 1}
            >{summary(latest)}</span
          >
        {:else}
          {t("feed.empty.all")}
        {/if}
      </span>
      {#if count > 0}
        <span class="badge">{badge}</span>
      {/if}
    </span>
  </span>
</button>

<style lang="scss">
  .feed-row {
    cursor: pointer;
    position: relative;
    overflow: hidden;
    display: flex;
    gap: 0.625rem;
    align-items: center;

    width: 100%;
    height: 4.5rem;
    padding: 0.5625rem 0.5rem;
    border: 0;
    border-radius: 0.625rem;

    font: inherit;
    text-align: start;
    color: var(--color-text);

    background-color: transparent;
    transition: background-color 0.15s ease;

    --ripple-color: var(--color-interactive-element-hover);

    @media (hover: hover) {
      &:hover {
        background-color: var(--color-chat-hover);
      }
    }

    &:focus-visible {
      outline: 2px solid var(--color-primary);
      outline-offset: -2px;
    }
  }

  .avatar {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;

    width: 3.375rem;
    height: 3.375rem;
    border-radius: 50%;

    font-size: 1.75rem;
    color: var(--color-white);

    background-color: var(--color-gray);
  }

  .info {
    overflow: hidden;
    display: flex;
    flex: 1;
    flex-direction: column;

    min-width: 0;
  }

  .info-row {
    display: flex;
    gap: 0.5rem;
    align-items: baseline;
  }

  .title {
    overflow: hidden;
    flex: 1;

    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .date {
    flex-shrink: 0;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
  }

  .subtitle {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-top: 0.125rem;
  }

  .preview {
    overflow: hidden;
    flex: 1;

    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-overflow: ellipsis;
    white-space: nowrap;

    :global(.kind) {
      margin-inline-end: 0.125rem;
      vertical-align: -0.125rem;
    }
  }

  .chat {
    color: var(--color-text);
  }

  .struck {
    text-decoration: line-through;
  }

  .badge {
    flex-shrink: 0;

    min-width: 1.5rem;
    height: 1.5rem;
    padding: 0 0.4375rem;
    border-radius: 0.75rem;

    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    font-variant-numeric: tabular-nums;
    line-height: 1.5rem;
    color: var(--color-white);
    text-align: center;

    background-color: var(--color-gray);
  }
</style>