Impressum chat-meta-shared.ts

import type { PluginPackageChannel } from "../plugins/manifest.js";
import { normalizeOptionalString } from "../shared/string-coerce.js";
import { listBundledChannelCatalogEntries } from "./bundled-channel-catalog-read.js";
import { CHAT_CHANNEL_ORDER, type ChatChannelId } from "./ids.js";
import { buildManifestChannelMeta } from "./plugins/channel-meta.js";
import type { ChannelMeta } from "./plugins/types.core.js";

export type ChatChannelMeta = ChannelMeta;

const CHAT_CHANNEL_ID_SET = new Set<string>(CHAT_CHANNEL_ORDER);

function toChatChannelMeta(params: {
  id: ChatChannelId;
  channel: PluginPackageChannel;
}): ChatChannelMeta {
  const label = normalizeOptionalString(params.channel.label);
  if (!label) {
    throw new Error(`Missing label for bundled chat channel "${params.id}"`);
  }

  return buildManifestChannelMeta({
    id: params.id,
    channel: params.channel,
    label,
    selectionLabel: normalizeOptionalString(params.channel.selectionLabel) || label,
    docsPath: normalizeOptionalString(params.channel.docsPath) || `/channels/${params.id}`,
    docsLabel: normalizeOptionalString(params.channel.docsLabel),
    blurb: normalizeOptionalString(params.channel.blurb) || "",
    detailLabel: normalizeOptionalString(params.channel.detailLabel),
    systemImage: normalizeOptionalString(params.channel.systemImage),
    arrayFieldMode: "non-empty",
    selectionDocsPrefixMode: "defined",
  });
}

export function buildChatChannelMetaById(): Record<ChatChannelId, ChatChannelMeta> {
  const entries = new Map<ChatChannelId, ChatChannelMeta>();

  for (const entry of listBundledChannelCatalogEntries()) {
    const rawId = normalizeOptionalString(entry.id);
    if (!rawId || !CHAT_CHANNEL_ID_SET.has(rawId)) {
      continue;
    }
    const id = rawId;
    entries.set(
      id,
      toChatChannelMeta({
        id,
        channel: entry.channel,
      }),
    );
  }

  return Object.freeze(Object.fromEntries(entries)) as Record<ChatChannelId, ChatChannelMeta>;
}