parkrun p-index display

The parkrun p-index is an unofficial statistic that measures the number of different parkrun events a person has completed a specific number of times. To achieve a p-index of 10, you must have completed at least 10 different parkrun events 10 times each. This script calculate the p-index for a parkrunner and displays it on their results page.

Versão de: 03/11/2025. Veja: a última versão.

Você precisará instalar uma extensão como Tampermonkey, Greasemonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Violentmonkey para instalar este script.

Você precisará instalar uma extensão como Tampermonkey ou Userscripts para instalar este script.

Você precisará instalar uma extensão como o Tampermonkey para instalar este script.

Você precisará instalar um gerenciador de scripts de usuário para instalar este script.

(Eu já tenho um gerenciador de scripts de usuário, me deixe instalá-lo!)

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar uma extensão como o Stylus para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

Você precisará instalar um gerenciador de estilos de usuário para instalar este estilo.

(Eu já possuo um gerenciador de estilos de usuário, me deixar fazer a instalação!)

// ==UserScript==
// @name         parkrun p-index display
// @description  The parkrun p-index is an unofficial statistic that measures the number of different parkrun events a person has completed a specific number of times. To achieve a p-index of 10, you must have completed at least 10 different parkrun events 10 times each. This script calculate the p-index for a parkrunner and displays it on their results page.
// @author       Pete Johns (@johnsyweb)
// @grant        none
// @homepage     https://github.com/johnsyweb/tampermonkey-parkrun
// @icon         https://www.google.com/s2/favicons?sz=64&domain=parkrun.com.au
// @license      MIT
// @match        *://www.parkrun.ca/parkrunner/*/all/
// @match        *://www.parkrun.co.at/parkrunner/*/all/
// @match        *://www.parkrun.co.nl/parkrunner/*/all/
// @match        *://www.parkrun.co.nz/parkrunner/*/all/
// @match        *://www.parkrun.co.za/parkrunner/*/all/
// @match        *://www.parkrun.com.au/parkrunner/*/all/
// @match        *://www.parkrun.com.de/parkrunner/*/all/
// @match        *://www.parkrun.dk/parkrunner/*/all/
// @match        *://www.parkrun.fi/parkrunner/*/all/
// @match        *://www.parkrun.fr/parkrunner/*/all/
// @match        *://www.parkrun.ie/parkrunner/*/all/
// @match        *://www.parkrun.it/parkrunner/*/all/
// @match        *://www.parkrun.jp/parkrunner/*/all/
// @match        *://www.parkrun.lt/parkrunner/*/all/
// @match        *://www.parkrun.my/parkrunner/*/all/
// @match        *://www.parkrun.no/parkrunner/*/all/
// @match        *://www.parkrun.org.uk/parkrunner/*/all/
// @match        *://www.parkrun.pl/parkrunner/*/all/
// @match        *://www.parkrun.se/parkrunner/*/all/
// @match        *://www.parkrun.sg/parkrunner/*/all/
// @match        *://www.parkrun.us/parkrunner/*/all/
// @namespace    http://tampermonkey.net/
// @run-at       document-end
// @supportURL   https://github.com/johnsyweb/tampermonkey-parkrun/issues/
// @tag          parkrun
// @version      1.0.27
// ==/UserScript==

(function () {
  'use strict';
  if (typeof module !== 'undefined' && module.exports) {
    module.exports = {
      calculatePIndex,
      extractEventDetails,
      findResultsTable,
    };
  } else {
    main();
  }
  function main() {
    const table = findResultsTable();
    if (!table) {
      console.error('Results table not found');
      return;
    }
    const eventDetails = extractEventDetails(table);
    const { pIndex, contributingEvents } = calculatePIndex(eventDetails);
    displayPIndex(pIndex, contributingEvents);
  }

  function displayPIndex(pIndex, contributingEvents) {
    const h2Element = document.querySelector('h2');
    if (h2Element) {
      const pIndexElement = document.createElement('div');
      pIndexElement.textContent = 'p-index: ' + pIndex;
      pIndexElement.style.fontSize = '1.5em';
      pIndexElement.style.fontWeight = 'bold';
      pIndexElement.style.marginTop = '10px';
      pIndexElement.style.backgroundColor = '#2b223d';
      pIndexElement.style.color = '#ffa300';
      pIndexElement.style.padding = '10px';
      pIndexElement.style.borderRadius = '5px';
      pIndexElement.style.display = 'flex';
      pIndexElement.style.flexDirection = 'column';
      pIndexElement.style.alignItems = 'center';
      pIndexElement.style.justifyContent = 'center';
      pIndexElement.setAttribute('id', 'p-index-display');

      const eventList = document.createElement('ul');
      eventList.style.listStyleType = 'none';
      eventList.style.padding = '0';
      contributingEvents.forEach((event) => {
        const listItem = document.createElement('li');
        listItem.textContent = event;
        listItem.style.fontWeight = 'normal';
        listItem.style.fontSize = '1em';
        eventList.appendChild(listItem);
      });
      pIndexElement.appendChild(eventList);

      h2Element.parentNode.insertBefore(pIndexElement, h2Element.nextSibling);

      setTimeout(() => {
        const rect = pIndexElement.getBoundingClientRect();
        const maxDimension = Math.max(rect.width, rect.height);
        pIndexElement.style.width = maxDimension + 'px';
        pIndexElement.style.height = maxDimension + 'px';
      }, 0);
    }
  }

  function extractEventDetails(table) {
    const eventDetails = [];
    const rows = table.querySelectorAll('tbody > tr');
    rows.forEach((row) => {
      const eventName = row.querySelector('td:nth-child(1) > a').textContent.trim();
      const date = row.querySelector('td:nth-child(2)').textContent.trim();
      const eventNumber = row.querySelector('td:nth-child(3)').textContent.trim();
      eventDetails.unshift({ eventName, date, eventNumber });
    });

    // Group event details by event name
    const groupedEvents = eventDetails.reduce((acc, { eventName, date, eventNumber }) => {
      if (!acc[eventName]) {
        acc[eventName] = [];
      }
      acc[eventName].push({ date, eventNumber });
      return acc;
    }, {});

    // Convert groupedEvents to an array of entries and sort by the number of visits
    const sortedGroupedEvents = Object.entries(groupedEvents).sort(
      (a, b) => b[1].length - a[1].length
    );

    return sortedGroupedEvents;
  }

  function findResultsTable() {
    const tables = document.querySelectorAll('#results');
    return tables[tables.length - 1];
  }

  function calculatePIndex(eventDetails) {
    const filteredGroupedEvents = eventDetails.filter(([, events], index) => events.length > index);
    const pIndex = filteredGroupedEvents.length;

    function convertDate(dateStr) {
      return new Date(dateStr.split('/').reverse().join('-'));
    }

    const contributingEvents = filteredGroupedEvents
      .map(([eventName, events]) => {
        const first = events[0];
        const pIndexReached = events[pIndex - 1];
        return {
          eventName,
          eventCount: events.length,
          firstDate: first.date,
          firstEventNumber: first.eventNumber,
          pIndexDate: pIndexReached.date,
          pIndexEventNumber: pIndexReached.eventNumber,
          firstDateForSorting: convertDate(first.date),
          pIndexDateForSorting: convertDate(pIndexReached.date),
        };
      })
      .sort((a, b) => a.pIndexDateForSorting - b.pIndexDateForSorting)
      .slice(0, pIndex)
      .map(
        (event) =>
          event.eventName +
          ' (' +
          event.eventCount +
          '): ' +
          event.firstDate +
          ' (#' +
          event.firstEventNumber +
          ') - ' +
          event.pIndexDate +
          ' (#' +
          event.pIndexEventNumber +
          ')'
      );

    return { pIndex, contributingEvents };
  }
})();