import { getPaths } from "yt-dlp-transcript-common/lib/paths";
import { listChannelConfigs } from "yt-dlp-transcript-common/controller/channels";
import { getSettings } from "yt-dlp-transcript-common/lib/settings";
import {
  buildSchedulerStatusPayload as build,
  type SchedulerStatusPayload,
} from "yt-dlp-transcript-common/views/schedulerStatus";
import { readSchedulerState } from "yt-dlp-transcript-common/jobs/syncSchedulerState";
import { resolveHeartbeatSeconds } from "./heartbeat";

// THE SHELL. The payload is `common/views/schedulerStatus.ts`; this reads the
// four things it takes and nothing else. `resolveHeartbeatSeconds` is why the
// split lands here rather than one file further down: it lives beside
// `runTick`, a RUNNER, and a view may not name one.
export async function buildSchedulerStatusPayload(): Promise<SchedulerStatusPayload> {
  const paths = getPaths();
  const settings = getSettings();
  const state = await readSchedulerState(paths);
  const channels = (await listChannelConfigs(paths)).map((c) => ({
    slug: c.slug,
    config: c.config,
  }));
  return build({
    settings,
    now: Date.now(),
    state,
    channels,
    heartbeatSeconds: resolveHeartbeatSeconds(),
  });
}