const {
  hasPermission,
  resolveEntityPermission,
  resolvePermissionsForRoles,
} = require("../../../src/constants/permissions");

describe("Permission Constants", () => {
  it("grants leave self-service permissions to employee roles", () => {
    const employeePermissions = resolvePermissionsForRoles(["employee"]);

    expect(employeePermissions).toEqual(
      expect.arrayContaining(["leave.create", "leave.view_own", "leave.submit"]),
    );
  });

  it("grants leave approval only to configured approver roles", () => {
    expect(hasPermission(resolvePermissionsForRoles(["manager"]), "leave.approve")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["ceo"]), "leave.approve")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["finance"]), "leave.approve")).toBe(false);
    expect(hasPermission(resolvePermissionsForRoles(["finance_mgr"]), "leave.approve")).toBe(false);
    expect(hasPermission(resolvePermissionsForRoles(["hr"]), "leave.approve")).toBe(false);
  });


  it("grants master data permissions to finance and finance manager roles", () => {
    expect(hasPermission(resolvePermissionsForRoles(["finance"]), "masterdata.view")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["finance"]), "masterdata.manage")).toBe(false);
    expect(hasPermission(resolvePermissionsForRoles(["finance_mgr"]), "masterdata.manage")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["ceo"]), "masterdata.view")).toBe(true);
  });

  it("grants hr leave view-all and manage permissions", () => {
    const hrPermissions = resolvePermissionsForRoles(["hr"]);

    expect(hrPermissions).toEqual(expect.arrayContaining(["leave.view_all", "leave.manage"]));
  });

  it("grants procurement permissions to configured roles", () => {
    expect(hasPermission(resolvePermissionsForRoles(["employee"]), "procurement.create")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["employee"]), "procurement.view_own")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["manager"]), "procurement.approve")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["finance"]), "procurement.approve")).toBe(false);
    expect(hasPermission(resolvePermissionsForRoles(["finance_mgr"]), "procurement.manage")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["administration"]), "procurement.manage")).toBe(true);
  });


  it("grants ai.assist only to finance manager and admin", () => {
    expect(hasPermission(resolvePermissionsForRoles(["finance_mgr"]), "ai.assist")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["finance"]), "ai.assist")).toBe(false);
    expect(hasPermission(resolvePermissionsForRoles(["manager"]), "ai.assist")).toBe(false);
    expect(hasPermission(resolvePermissionsForRoles(["admin"]), "ai.assist")).toBe(true);
  });

  it("grants asset permissions to configured roles", () => {
    expect(hasPermission(resolvePermissionsForRoles(["employee"]), "asset.view_own")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["manager"]), "asset.view_all")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["finance"]), "asset.view_all")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["administration"]), "asset.manage")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["administration"]), "asset.transfer")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["finance_mgr"]), "asset.inventory")).toBe(true);
    expect(hasPermission(resolvePermissionsForRoles(["employee"]), "asset.manage")).toBe(false);
  });

  it("maps workflow entities to correct permission codes", () => {
    expect(resolveEntityPermission("reimbursement", "approve")).toBe("expense.approve");
    expect(resolveEntityPermission("reimbursement", "transfer")).toBe("expense.transfer");
    expect(resolveEntityPermission("leave", "approve")).toBe("leave.approve");
    expect(resolveEntityPermission("leave", "submit")).toBe("leave.submit");
    expect(resolveEntityPermission("unknown", "approve")).toBe(null);
  });
});