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

function setup() {
  let document;
  class Element {
    constructor(tag) { this.tag = tag; this.children = []; this.attributes = {}; this.listeners = {}; this.isConnected = true; this.text = ""; }
    set textContent(value) { this.text = value; this.children = []; }
    get textContent() { return this.text + this.children.map(child => child.textContent).join(""); }
    append(...nodes) { for (const node of nodes) { node.parent = this; this.children.push(node); } }
    setAttribute(key, value) { this.attributes[key] = value; }
    addEventListener(key, fn) { this.listeners[key] = fn; }
    focus() { document.activeElement = this; }
    remove() { this.parent.children = this.parent.children.filter(child => child !== this); this.isConnected = false; }
    click() { this.listeners.click?.({ target: this, preventDefault() {}, stopPropagation() {} }); }
  }
  const host = new Element("host");
  document = { createElement: tag => new Element(tag), createElementNS: (_, tag) => new Element(tag),
    getElementById: id => id === "opportunities-extension-modal" ? host : null,
    listeners: {}, addEventListener(key, fn) { this.listeners[key] = fn; } };
  const app = loadApplication("content", { document, window: {} });
  app.currentUser.allowsCrmActivities = () => true;
  app.authSessionState.principal = "synthetic@example.invalid";
  app.productsContentState.opptyProductsByNumber.set("A", { items: [] });
  app.productsContentState.opptyProductsByNumber.set("B", { items: [] });
  app.platformContentMessages.sendRuntimeMessage = () => assert.fail("Form must not send requests");
  const walk = node => [node, ...node.children.flatMap(walk)];
  const nodes = () => walk(host);
  const form = () => nodes().find(node => node.tag === "form");
  return { app, host, document, nodes, form };
}

test("only plus on the missing Action badge opens a form with six fields and no save operation", () => {
  const h = setup();
  const badge = h.app.opportunityWorkloadActions.createBadge("A");
  assert.equal(badge.textContent, "0+");
  badge.click();
  assert.equal(h.host.children.length, 0);
  const plus = badge.children.find(node => node.tag === "button");
  assert.equal(plus.textContent, "+");
  assert.equal(plus.attributes["aria-haspopup"], "dialog");
  plus.click();
  assert.equal(h.host.children.length, 1);
  assert.equal(h.host.children[0].attributes.role, "dialog");
  assert.deepEqual(h.nodes().filter(node => node.name).map(node => node.name), ["team", "startDate", "endDate", "status", "complexity", "notes"]);
  assert.equal(h.nodes().find(node => node.name === "notes").tag, "textarea");
  assert.equal(h.nodes().find(node => node.name === "startDate").type, "date");
  assert.equal(h.document.activeElement.name, "team");
  assert.equal(h.nodes().find(node => node.textContent === "Save").disabled, true);
  let prevented = false;
  h.form().listeners.submit({ preventDefault() { prevented = true; } });
  assert.equal(prevented, true);
  h.nodes().find(node => node.textContent === "Cancel").click();
  assert.equal(h.host.children.length, 0);
  assert.equal(h.document.activeElement, plus);
});

test("form traps focus, handles Escape, replaces rather than duplicates, and resets its fields", () => {
  const h = setup();
  h.app.contentModal.ensureEscapeKeyHandler();
  const first = h.app.opportunityWorkloadActions.createBadge("A").children.find(node => node.tag === "button");
  first.click();
  h.nodes().find(node => node.name === "notes").value = "Draft";
  const second = h.app.opportunityWorkloadActions.createBadge("B").children.find(node => node.tag === "button");
  second.click();
  assert.equal(h.host.children.length, 1);
  assert.equal(h.nodes().find(node => node.name === "notes").value, undefined);
  const cancel = h.nodes().find(node => node.textContent === "Cancel");
  cancel.focus();
  let prevented = false;
  h.host.children[0].listeners.keydown({ key: "Tab", preventDefault() { prevented = true; } });
  assert.equal(prevented, true);
  assert.equal(h.document.activeElement.title, "Close");
  h.document.listeners.keydown({ key: "Escape", preventDefault() {} });
  assert.equal(h.host.children.length, 0);
  assert.equal(h.document.activeElement, second);
});

test("SALES_REP, loading/unknown Actions and stale triggers cannot open the modal", () => {
  const h = setup();
  const plus = h.app.opportunityWorkloadActions.createBadge("A").children.find(node => node.tag === "button");
  h.app.currentUser.allowsCrmActivities = () => false;
  plus.click();
  assert.equal(h.host.children.length, 0);
  assert.equal(h.app.opportunityWorkloadActions.createBadge("A"), null);
  h.app.currentUser.allowsCrmActivities = () => true;
  h.app.productsContentState.opptyProductsByNumber.set("A", { items: [{ RevnId: "pending" }] });
  plus.click();
  assert.equal(h.host.children.length, 0);
  assert.equal(h.app.opportunityWorkloadActions.createBadge("A").children.some(node => node.tag === "button"), false);
  h.app.authSessionState.principal = "";
  assert.equal(h.app.opportunityWorkloadActions.createBadge("B").children.some(node => node.tag === "button"), false);
});

test("resetting Actions closes an open form without leaving an old opportunity context", () => {
  const h = setup();
  h.app.opportunityWorkloadActions.createBadge("A").children.find(node => node.tag === "button").click();
  h.app.opportunityWorkloadActions.reset();
  assert.equal(h.host.children.length, 0);
});

test("Action header shows the selected opportunity customer, name and formatted close date safely", () => {
  const h = setup();
  h.app.opportunitiesTableState.opportunitiesTableState.items = [
    { OptyNumber: "A", Name: "<script>synthetic</script>", CustomerAccount: { PartyUniqueName: "Customer A" }, EffectiveDate: "2026-11-30" },
    { OptyNumber: "B", Name: "Opportunity B", CustomerAccount: { PartyUniqueName: "Customer B" }, EffectiveDate: null }
  ];
  h.app.opportunityWorkloadActions.createBadge("A").children.find(node => node.tag === "button").click();
  assert.deepEqual(h.nodes().filter(node => node.tag === "dt").map(node => node.textContent), ["Customer", "Name", "Close Date"]);
  assert.deepEqual(h.nodes().filter(node => node.tag === "dd").map(node => node.textContent), ["Customer A", "<script>synthetic</script>", "30/11/2026"]);
  assert.equal(h.nodes().some(node => node.tag === "script"), false);
  h.app.opportunityWorkloadActions.createBadge("B").children.find(node => node.tag === "button").click();
  assert.deepEqual(h.nodes().filter(node => node.tag === "dd").map(node => node.textContent), ["Customer B", "Opportunity B", "-"]);
});