from test_est_row_actions import run_js


def test_progress_page_preserves_original_indices_and_clamps():
    result = run_js("""(() => {
      const rows = Array.from({length:205}, (_, i) => ({Code:'R'+i, Level:0}));
      rows.splice(1, 0, {Code:'heading', Level:1});
      const state = {progressPage:1};
      const second = EstBlockActions.progressPage(state, rows);
      state.progressPage = 99;
      const last = EstBlockActions.progressPage(state, rows);
      return {secondCount:second.rows.length, secondIndex:second.rows[0].index,
        lastCount:last.rows.length, page:state.progressPage, pages:last.pages};
    })()""")
    assert result == {"secondCount": 100, "secondIndex": 101, "lastCount": 5, "page": 2, "pages": 3}


def test_escalation_page_excludes_summary_and_preserves_original_indices():
    result = run_js("""(() => {
      const rows = Array.from({length:201}, (_, i) => ({Code:'R'+i, Level:0}));
      rows.splice(2, 0, {Name:'소계', LinkIndex:54});
      const state = {escalationPage:1};
      const page = EstBlockActions.escalationPage(state, rows);
      return {count:page.rows.length, index:page.rows[0].index, total:page.total, pages:page.pages};
    })()""")
    assert result == {"count": 100, "index": 101, "total": 201, "pages": 3}


def test_change_page_includes_deleted_and_new_rows():
    result = run_js("""(() => {
      const rows = Array.from({length:200}, (_, i) => ({Code:'R'+i, status:'unchanged'}));
      rows.push({Code:'old',status:'deleted'}, {Code:'new',status:'new'});
      const state = {changePage:2};
      const page = EstBlockActions.changePage(state, rows);
      return {statuses:page.rows.map(x=>x.row.status), total:page.total, pages:page.pages};
    })()""")
    assert result == {"statuses": ["deleted", "new"], "total": 202, "pages": 3}


def test_business_paging_filters_without_changing_original_indices():
    result = run_js("""(() => {
      const rows = [{Code:'A',Name:'첫 항목'}, {Code:'B',Name:'둘째 항목',Size:'특수 규격'}];
      const state = {query:'특수', progressPage:2};
      const page = EstBlockActions.progressPage(state, rows);
      return {total:page.total, index:page.rows[0].index, page:state.progressPage};
    })()""")
    assert result == {"total": 1, "index": 1, "page": 0}