import { describe, expect, it } from "vitest";
import { reconcileAutonomyPlan } from "../src/services/autonomyReplanner.js";
import { normalizeAutonomyState } from "../src/repositories/autonomyRepository.js";

const state = () => normalizeAutonomyState({ enabled: true, roadmap: { id: "roadmap-1", title: "Release", status: "active", currentPhaseIndex: 0, importedAt: "2026-09-12T10:00:00.000Z", phases: [{ id: "phase-1", title: "Build", objective: "Ship", status: "executing", items: [{ id: "item-1", title: "Feature", source: "delivery", deliveryId: "delivery-1", status: "in_progress", attempts: 1 }] }] } });

describe("autonomy reality reconciliation", () => {
  it("preserves work completed by an external merge", () => {
    const result = reconcileAutonomyPlan(state(), [{ itemId: "item-1", deliveryId: "delivery-1", status: "pull_request_open", mergeCommitSha: "abc123", validationEvidence: "head123" }]);
    const item = result.state.roadmap?.phases[0]?.items[0];
    expect(item?.status).toBe("completed");
    expect(item?.completionEvidence).toEqual(expect.arrayContaining(["delivery:delivery-1", "merge:abc123", "head123"]));
  });

  it("adds bounded recovery work for superseded delivery state", () => {
    const result = reconcileAutonomyPlan(state(), [{ itemId: "item-1", deliveryId: "delivery-1", status: "superseded", supersededBy: "delivery-2" }]);
    expect(result.repairItems).toHaveLength(1);
    expect(result.state.roadmap?.phases[0]?.items).toHaveLength(2);
    expect(result.state.roadmap?.phases[0]?.items[1]?.source).toBe("recovery");
  });

  it("replans a previously completed item when its delivery is superseded", () => {
    const completed = state();
    completed.roadmap!.phases[0].items[0].status = "completed";
    const result = reconcileAutonomyPlan(completed, [{ itemId: "item-1", deliveryId: "delivery-1", status: "merged", supersededBy: "delivery-2" }]);
    expect(result.repairItems).toHaveLength(1);
    expect(result.state.roadmap?.phases[0]?.items[0]).toMatchObject({ status: "completed", supersededBy: "delivery-2" });
  });

  it("clears an external wait when the observed delivery becomes available again", () => {
    const waiting = state();
    const item = waiting.roadmap?.phases[0]?.items[0];
    if (!item) throw new Error("test item missing");
    item.waitingExternal = true;
    item.lastError = "Provider unavailable";
    const result = reconcileAutonomyPlan(waiting, [{ itemId: item.id, deliveryId: "delivery-1", status: "executing" }]);
    expect(result.changed).toBe(true);
    expect(result.state.roadmap?.phases[0]?.items[0]).toMatchObject({ waitingExternal: false, status: "in_progress" });
    expect(result.state.roadmap?.phases[0]?.items[0]?.lastError).toBeUndefined();
  });
});