/* TEST MODUS
open chrome in debug modus
start chrome --remote-debugging-port=9222 --user-data-dir="C:\ChromeDebug"
navigeer naar het dashboard en roep de lijst met startpakket studenten op die relevant zijn voor de test
start dan het script
 */
const puppeteer = require("puppeteer");
const isStartPakketAvailable = require("./evaluateStartPakket");
const fs = require("fs");
const saveResultsToExcel = require("./saveResultsToExcel");
const appendToExcel = require("./appendResultsToExcel");
const wait  = require("./wait");

async function iterateOverDashboardTable() {
  /*connection to local host */
  const browser = await puppeteer.connect({
    browserURL: "http://localhost:9222", // Connect to the browser's debugging address
  });

  //array to store results for Excel export
  let results = []
  const filename = "DashboardResults.xlsx"

  // Get all open pages (tabs)
  const pages = await browser.pages();
  console.log(`Found ${pages.length} open pages on the browser.`);

  // Interact with the last tab (or any tab of choice)
  let page = pages[pages.length - 1]; // Choose the last opened tab
  console.log("Current URL:", page.url());

  // Select the table body by ID
  const iframeElement = await page.waitForSelector(
    'iframe[title="Hoofdinhoud"]'
  );
  const iframe = await iframeElement.contentFrame();

  if (!iframe) {
    console.log("Iframe on dasbhoard inschrijvingen page not found!");
    return;
  }

  // Select the table body within the iframe
  const tableBodySelector = "#QQ_RPT_OIS_TEMP\\$scroll\\$0 tbody";

  // Check if the table exists inside the iframe
  const tableExists = await iframe.$(tableBodySelector);
  if (!tableExists) {
    console.log("Table not found inside iframe!");
    return;
  }
  console.log("Table dashboard found inside iframe!");

  // Get all rows within the table body
  const links = await iframe.$$(
    `${tableBodySelector} tr span[title="AA-rapport"] a`
  );
  console.log(`Found ${links.length} AA-links to process.`);

  // Initialize Excel file if it doesn't exist
  if (!fs.existsSync(filename)) {
    saveResultsToExcel([], filename); // Create empty file
    console.log(`Initialized new Excel file: ${filename}`);
  }

  // process links
  for (let i = 0; i < links.length; i++) {
    console.log(`Processing link ${i + 1}`);

    const iframeElement = await page.waitForSelector(
      'iframe[title="Hoofdinhoud"]'
    );
    const iframe = await iframeElement.contentFrame();

    const links = await iframe.$$(
      `${tableBodySelector} tr span[title="AA-rapport"] a`
    );

    if ((i + 1) % 10 === 0) {
      console.log('Simulating break, waiting 10 seconds to stay under the radar :)')
      await wait(10000)

    }

    const [newPagePromise] = await Promise.all([
      new Promise((resolve) =>
        browser.once("targetcreated", async (target) => {
          const newPage = await target.page();
          resolve(newPage);
        })
      ),
      links[i].click(), // Simulate the click
    ]);
    let result;

    const newPage = await newPagePromise;

    try {
      const evaluationResult = await isStartPakketAvailable(newPage);

      //Save results for Excel
      result = ({
        LinkNumber: i +1,
        StudentName: evaluationResult.studName || 'N/A',
        StudentID: evaluationResult.studId || "N/A",
        IsCollapsed: evaluationResult.isCollapsed ? "Yes" : "No",
        IsCollapsedKeuze: evaluationResult.isCollapsed_keuze ? "Yes" : "No",
        IsCollapsedMain: evaluationResult.isCollapsed_main ? "Yes" : "No",
      })
      console.log(`Link ${i + 1 } processed successfully.`);

    } catch (error) {
      console.error(`Error processing link ${i + 1}:`, error.message);
      // Save error for Excel
      result = ({
        LinkNumber: i + 1,
        StudentName: "Error",
        StudentID: "Error",
        IsCollapsed: "Error",
        IsCollapsedKeuze: "Error",
        IsCollapsedMain: "Error",
        ErrorStr: error.message,
      });
    }
    finally {
      await newPage.close();
    }
    results.push(result);
    appendToExcel(result, filename);
  }

  console.log("All links processed.");
  saveResultsToExcel(results, "DashboardResults.xlsx");
  console.log("Results saved successfully to DashboardResults.xlsx");

}


module.exports = iterateOverDashboardTable();