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import { describe, expect, it } from "vitest";
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import { createPage } from "@tests/client/util/fixtures";
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import { buildPageTreeIndex } from "@/client/lib/page-tree-model";
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import {
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  getActiveDescendantIds,
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  getArchivePageConfirmMessage,
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  shouldNavigateAwayAfterArchive,
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} from "@/client/lib/page-archive";
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describe("page archive helpers", () => {
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  it("counts every active descendant and ignores archived descendants", () => {
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    const index = buildPageTreeIndex([
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      createPage({ id: "root", title: "Root" }),
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      createPage({ id: "child-a", parent_id: "root", position: 1 }),
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      createPage({ id: "grandchild", parent_id: "child-a", position: 1 }),
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      createPage({ id: "child-b", parent_id: "root", position: 2 }),
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      createPage({
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        id: "archived-child",
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        parent_id: "root",
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        position: 3,
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        archived_at: "2026-04-01T00:00:00.000Z",
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        archive_root_id: "archived-child",
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      }),
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    ]);
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    expect(getActiveDescendantIds(index, "root")).toEqual(["child-a", "grandchild", "child-b"]);
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  });
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  it("uses archive copy without child-promotion language", () => {
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    expect(getArchivePageConfirmMessage("Roadmap", 0)).toBe('"Roadmap" will be archived.');
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    expect(getArchivePageConfirmMessage("Roadmap", 1)).toBe('"Roadmap" and 1 subpage will be archived.');
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    expect(getArchivePageConfirmMessage("Roadmap", 3)).toBe('"Roadmap" and 3 subpages will be archived.');
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  });
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  it("navigates away when the active route is any archived descendant", () => {
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    expect(shouldNavigateAwayAfterArchive("grandchild", ["root", "child", "grandchild"])).toBe(true);
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    expect(shouldNavigateAwayAfterArchive("other", ["root", "child", "grandchild"])).toBe(false);
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  });
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});