import assert from "node:assert/strict";
import test from "node:test";

import {
  OPERATOR_QUEUE_REASON,
  campaignLifecycleTotals,
  campaignVersionWorkItems,
  operatorQueueActionBlocks,
  type OperatorQueueFacts,
  type OperatorQueuePermissions
} from "../src/features/operator/operatorQueueModel.ts";

const everything: OperatorQueueFacts = {
  retryable: 2,
  outcomeUnknown: 1,
  queueableUnattempted: 3,
  pausable: 4,
  paused: 5,
  cancellable: 14
};

const allPermissions: OperatorQueuePermissions = {
  canRead: true,
  canOpenReport: true,
  canControl: true,
  canRetry: true,
  canQueue: true,
  canReconcile: true
};

test("enables every fixed queue action when state and permission allow it", () => {
  assert.deepEqual(operatorQueueActionBlocks(everything, allPermissions), {
    details: null,
    report: null,
    pause: null,
    resume: null,
    retry: null,
    "queue-unsent": null,
    reconcile: null,
    cancel: null
  });
});

test("retains every unavailable action with a state-specific explanation", () => {
  assert.deepEqual(
    operatorQueueActionBlocks(
      { retryable: 0, outcomeUnknown: 0, queueableUnattempted: 0, pausable: 0, paused: 0, cancellable: 0 },
      allPermissions
    ),
    {
      details: null,
      report: null,
      pause: OPERATOR_QUEUE_REASON.noQueued,
      resume: OPERATOR_QUEUE_REASON.noPaused,
      retry: OPERATOR_QUEUE_REASON.noFailed,
      "queue-unsent": OPERATOR_QUEUE_REASON.noUnsent,
      reconcile: OPERATOR_QUEUE_REASON.noUnknown,
      cancel: OPERATOR_QUEUE_REASON.noCancellable
    }
  );
});

test("permission explanations take precedence over queue state", () => {
  const noPermissions: OperatorQueuePermissions = {
    canRead: false,
    canOpenReport: false,
    canControl: false,
    canRetry: false,
    canQueue: false,
    canReconcile: false
  };
  const blocks = operatorQueueActionBlocks(everything, noPermissions);
  assert.deepEqual(
    Object.values(blocks),
    Array.from({ length: 8 }, () => OPERATOR_QUEUE_REASON.permissionDenied)
  );
});

test("allows in-page job selection without report permission while keeping report access disabled", () => {
  const blocks = operatorQueueActionBlocks(everything, {
    ...allPermissions,
    canOpenReport: false
  });
  assert.equal(blocks.details, null);
  assert.equal(blocks.report, OPERATOR_QUEUE_REASON.permissionDenied);
});

test("keeps historical active work visible after a new draft becomes current", () => {
  const items = campaignVersionWorkItems(
    "campaign-1",
    "version-2",
    [
      { id: "version-2", version_number: 2 },
      { id: "version-1", version_number: 1 }
    ],
    {
      "version-2": { state: "draft", queued: 0, failed: 0 },
      "version-1": { state: "active", queued: 3, failed: 1 }
    }
  );

  assert.deepEqual(items.map((item) => [item.versionId, item.isCurrent]), [
    ["version-2", true],
    ["version-1", false]
  ]);
  assert.deepEqual(items[1].summary, { state: "active", queued: 3, failed: 1 });
});

test("campaign-wide lifecycle totals are not multiplied across version rows", () => {
  assert.deepEqual(campaignLifecycleTotals([
    { pausable: 3, paused: 1, cancellable: 4 },
    { pausable: 0, paused: 2, cancellable: 2 }
  ]), { pausable: 3, paused: 3, cancellable: 6 });
});