// The audit log's first screen was one job's "done" ten times over. A job's successful runs fold
// into one row whatever ran between them (the owner: a fold broken by every other job read as the same
// row five times); only that job's own failure or skip breaks it.
import { describe, expect, it } from "vitest";
import type { AuditRow } from "./api";
import { foldJobRuns } from "./auditGroups";

let nextId = 1;
const run = (job: string, status = "ok"): AuditRow => ({
  id: nextId++,
  created_at: null,
  actor: null,
  action: "job_run",
  target_type: "job",
  target_id: job,
  summary: null,
  before: null,
  after: { status },
});
const admin = (): AuditRow => ({ ...run("x"), action: "config_set", target_type: "config" });

const shape = (rows: ReturnType<typeof foldJobRuns>) =>
  rows.map((r) => `${r.target_id}:${String(r.after?.status)}×${r.runs?.length ?? 1}`);

describe("folding the job runs", () => {
  it("folds a job's successful runs into one row, newest first", () => {
    const rows = [run("enrich"), run("enrich"), run("enrich"), run("people")];
    const out = foldJobRuns(rows);
    expect(shape(out)).toEqual(["enrich:ok×3", "people:ok×1"]);
    expect(out[0]!.id).toBe(rows[0]!.id);
    expect(out[0]!.runs!.map((r) => r.id)).toEqual(rows.slice(0, 3).map((r) => r.id));
  });

  it("never folds a failed or skipped run, and lets it break the run", () => {
    const rows = [run("rss"), run("rss", "error"), run("rss", "error"), run("rss"), run("rss")];
    expect(shape(foldJobRuns(rows))).toEqual([
      "rss:ok×1",
      "rss:error×1",
      "rss:error×1",
      "rss:ok×2",
    ]);
    expect(shape(foldJobRuns([run("rss", "skipped"), run("rss", "skipped")]))).toEqual([
      "rss:skipped×1",
      "rss:skipped×1",
    ]);
  });

  it("folds across other jobs and an admin's own action, each at its own place", () => {
    const rows = [run("enrich"), run("plex"), run("enrich"), admin(), run("shorts"), run("enrich")];
    rows.push(run("plex"));
    const out = foldJobRuns(rows);
    expect(shape(out)).toEqual(["enrich:ok×3", "plex:ok×2", "x:ok×1", "shorts:ok×1"]);
    expect(out[0]!.runs!.map((r) => r.id)).toEqual([rows[0]!.id, rows[2]!.id, rows[5]!.id]);
  });

  it("starts a new fold below the job's own failure, which another job's does not", () => {
    const rows = [run("enrich"), run("enrich", "error"), run("enrich"), run("rss", "error")];
    rows.push(run("enrich"));
    expect(shape(foldJobRuns(rows))).toEqual([
      "enrich:ok×1",
      "enrich:error×1",
      "enrich:ok×2",
      "rss:error×1",
    ]);
  });

  it("leaves the rows it was given as they were", () => {
    const rows = [run("enrich"), run("enrich")];
    foldJobRuns(rows);
    expect("runs" in rows[0]!).toBe(false);
  });
});