const assert = require("node:assert/strict");
const { test } = require("node:test");
const { loadApplication } = require("./support/application.cjs");

class Element {
  constructor() { this.children = []; this.attributes = {}; }
  set textContent(value) { this.text = value; this.children = []; }
  get textContent() { return this.text; }
  append(...nodes) { this.children.push(...nodes); }
  setAttribute(key, value) { this.attributes[key] = value; }
  addEventListener() {}
}

test("Total Opportunities displays filtered/overall and updates with filters and Reference data", () => {
  const dashboard = new Element(), table = new Element();
  const app = loadApplication("content", {
    document: {
      createElement: () => new Element(),
      getElementById: id => id === "opportunities-extension-stage-dashboard" ? dashboard
        : id === "opportunities-extension-table" ? table : null
    },
    performance: { now: () => 0 }, requestAnimationFrame: tick => tick(480)
  });
  // Use real table/dashboard coordination without constructing unrelated row controls.
  app.opportunitiesTableState.opportunitiesTableState.status = "loading";
  const items = Array.from({ length: 26 }, () => ({ ForecastGroup_c: "FORECAST" }));
  app.opportunitiesTableState.opportunitiesTableState.items = items;
  let filtered = items.slice(0, 11);
  app.opportunitiesFilters.getSortedOpportunities = () => filtered;
  const value = () => dashboard.children[0].children[1];
  app.opportunitiesTable.renderOpportunitiesTable();
  assert.equal(value().textContent, "11/26");
  assert.equal(value().attributes["aria-label"], "11 filtered opportunities out of 26 total");
  filtered = [];
  app.opportunitiesTable.renderOpportunitiesTable();
  assert.equal(value().textContent, "0/26");
  filtered = items;
  app.opportunitiesTable.renderOpportunitiesTable();
  assert.equal(value().textContent, "26/26");
  app.opportunitiesTableState.opportunitiesTableState.items = items.slice(0, 3);
  filtered = items.slice(0, 2);
  app.opportunitiesTable.renderOpportunitiesTable();
  assert.equal(value().textContent, "2/3");
  app.opportunitiesTableState.opportunitiesTableState.items = [];
  filtered = [];
  app.opportunitiesTable.renderOpportunitiesTable();
  assert.equal(value().textContent, "0/0");
});