☰

Platesmania Lookup Toolbox

Shows one lookup button per site (if multiple) on Platesmania upload pages.

// ==UserScript==
// @name         Platesmania Lookup Toolbox
// @version      1.6.0
// @description  Shows one lookup button per site (if multiple) on Platesmania upload pages.
// @match        https://platesmania.com/*/add*
// @grant        GM_setValue
// @license      MIT
// @namespace    https://greasyfork.org/users/976031
// ==/UserScript==

(function () {
  'use strict';

  const lookupSites = {
    nl: [
      { name: 'finnik.nl', base: 'https://finnik.nl/kenteken/' },
      { name: 'rdwdata.nl', base: 'https://www.rdwdata.nl/kenteken/' },
      { name: 'autoweek.nl', base: 'https://www.autoweek.nl/kentekencheck/' },
    ],
    se: [
      { name: 'car.info', base: 'https://www.car.info/?s=' },
      { name: 'biluppgifter.se', base: 'https://biluppgifter.se/fordon/' },
      { name: 'transportstyrelsen', base: 'https://fordon-fu-regnr.transportstyrelsen.se/?ts-regnr-sok=' },
    ],
    ua: [
      { name: 'carplates.app', base: 'https://ua.carplates.app/en/number/' },
      { name: 'baza-gai.com.ua', base: 'https://baza-gai.com.ua/nomer/' },
      { name: 'auto-inform.com.ua', base: 'https://auto-inform.com.ua/search/' },
    ],
    uk: [
      { name: 'checkcardetails.co.uk', base: 'https://www.checkcardetails.co.uk/cardetails/' },
      { name: 'totalcarcheck.co.uk', base: 'https://totalcarcheck.co.uk/FreeCheck?regno=' },
      { name: 'checkhistory.co.uk', base: 'https://checkhistory.uk/vehicle/' },
    ],
    no: [{ name: 'vegvesen.no', base: 'https://www.vegvesen.no/en/vehicles/buy-and-sell/vehicle-information/check-vehicle-information/?registreringsnummer=' }],
    dk: [{ name: 'digitalservicebog.dk', base: 'https://app.digitalservicebog.dk/search?country=dk&Registration=' }],
    fr: [{ name: 'immatriculation-auto.info', base: 'https://immatriculation-auto.info/vehicle/' }],
    fi: [{ name: 'motonet.fi (API)', base: 'https://www.motonet.fi/api/vehicleInfo/registrationNumber/FI?locale=fi&registrationNumber=' }],
    cz: [{ name: 'uniqa.cz', base: 'https://www.uniqa.cz/online/pojisteni-vozidla/#ecvId=' }],
  };

  const url = window.location.href;
  const is = (code) => url.includes(`platesmania.com/${code}/add`);
  const supportedCodes = ['nl','ua','no','dk','fr','uk','fi','pl','lt','cz','se'];

  function isLookupSiteAvailable() {
    return supportedCodes.some(is);
  }

  function areFieldsFilled() {
    if (is('nl')) return document.getElementById('nomer').value !== '';
    if (is('ua')) {
      const region = document.getElementById('region1').value;
      const digits = document.getElementById('digit1').value;
      return region !== '' && digits !== '';
    }
    if (is('no') || is('dk') || is('se'))
      return document.getElementById('let').value !== '' && document.getElementById('digit').value !== '';
    if (is('fr')) {
      const b1 = document.getElementById('b1').value;
      const d2 = document.getElementById('digit2').value;
      const b2 = document.getElementById('b2').value;
      return b1 !== '' && d2 !== '' && b2 !== '';
    }
    if (is('de') || is('ch')) return document.getElementById('digit').value !== '';
    if (is('pl') || is('uk')) return document.getElementById('nomerpl').value !== '';
    if (is('fi')) return document.getElementById('digit').value !== '';
    if (is('lt')) return document.getElementById('digit2').value !== '';
    if (is('cz')) {
      const d1 = document.getElementById('digit1').value;
      const d2 = document.getElementById('digit2').value;
      const d3 = document.getElementById('digit3').value;
      const nomer = document.getElementById('nomer').value;
      return d1 !== '' || d2 !== '' || d3 !== '' || nomer !== '';
    }
    return false;
  }

  function buildPlateForCurrentPage() {
    if (is('nl')) return document.getElementById('nomer').value;

    if (is('ua')) {
      const region = document.getElementById('region1').value;
      const digits = document.getElementById('digit1').value;
      const b1 = document.getElementById('b1').value;
      const b2 = document.getElementById('b2').value;
      return `${region}${digits}${b1}${b2}`;
    }

    if (is('no') || is('dk') || is('se')) {
      const letField = document.getElementById('let').value;
      const digitField = document.getElementById('digit').value;
      return `${letField}${digitField}`;
    }

    if (is('fr')) {
      const b1 = document.getElementById('b1').value;
      const digit2 = document.getElementById('digit2').value;
      const b2 = document.getElementById('b2').value;
      return `${b1}${digit2}${b2}`;
    }

    if (is('fi')) {
      const letField = document.getElementById('let1').value;
      const digitField = document.getElementById('digit').value;
      return `${letField}-${digitField}`;
    }

    if (is('uk')) {
      return document.getElementById('nomerpl').value;
    }

    if (is('pl')) {
      const regionField = document.getElementById('region');
      const selectedRegionText = regionField.options[regionField.selectedIndex].text;
      const digitField = document.getElementById('nomerpl').value;
      return `${selectedRegionText}${digitField}`;
    }

    if (is('lt')) {
      const b1 = document.getElementById('b1');
      const b2 = document.getElementById('b2');
      const b3 = document.getElementById('b3');
      const d1 = document.getElementById('digit1');
      const d2 = document.getElementById('digit2');
      const d3 = document.getElementById('digit3');
      const vanity = document.getElementById('nomer');
      const ctype = document.getElementById('ctype').value;
      if (ctype === '1') return b1.value + b2.value + b3.value + d2.value;
      if (ctype === '2') return d1.value + b1.value + b2.value;
      if (ctype === '3') return b1.value + b2.value + d2.value;
      if (ctype === '4') return d1.value + b1.value + b2.value + b3.value;
      if (['5','6','7','9'].includes(ctype)) return vanity.value;
      if (ctype === '8') return d3.value + b1.value + b2.value;
      return '';
    }

    if (is('cz')) {
      const q = (id) => document.getElementById(id)?.value || '';
      const category = q('ctype');
      const regionField = document.getElementById('region');
      const selectedRegionText = regionField.options[regionField.selectedIndex].text;
      const b1 = q('b1'), b2 = q('b2'), b3 = q('b3');
      const d1 = q('digit1'), d2 = q('digit2'), d3 = q('digit3');
      const nomer = q('nomer'), el = q('el');

      switch (category) {
        case '1': return `${b1}${selectedRegionText}${b2}${d1}`;
        case '2': return `${b1}${selectedRegionText}${d1}`;
        case '4': return `${selectedRegionText}${b2}${d1}`;
        case '5': return `${selectedRegionText}${b2}${d1}`;
        case '6': return `${selectedRegionText}${b2}${d1}`;
        case '7': return `${selectedRegionText}${b2}${d2}`;
        case '8': return `${selectedRegionText}${b2}${d2}`;
        case '9': return `${selectedRegionText}${b2}${d2}`;
        case '10': return `${selectedRegionText}${b2}${d2}`;
        case '11': return nomer;
        case '3': return nomer;
        case '12': return `${el}${b3}${d3}`;
        case '13': return `${d1}${d3}`;
        default: return '';
      }
    }

    return '';
  }

  function createOrUpdateLookupButtons() {
    const host = document.getElementById('zoomimgid');
    if (!host) return;

    let container = document.getElementById('lookupButtonsContainer');
    if (!isLookupSiteAvailable()) {
      if (container) container.remove();
      return;
    }
    if (!container) {
      container = document.createElement('div');
      container.id = 'lookupButtonsContainer';
      container.style.display = 'grid';
      container.style.gap = '6px';
      host.parentNode.insertBefore(container, host);
    } else {
      container.innerHTML = '';
    }

    const fieldsOk = areFieldsFilled();
    const plate = fieldsOk ? buildPlateForCurrentPage() : '';

    const code = supportedCodes.find(is);

    // Countries with special flows
    const specialPL = is('pl');
    const specialLT = is('lt');

    const sites = lookupSites[code] || [];

    // PL special flow (POST via query param)
    if (specialPL) {
      const btn = makeBtn('Lookup', !fieldsOk, () => {
        const plateNumber = buildPlateForCurrentPage();
        const targetUrl =
          `https://moj.gov.pl/nforms/engine/ng/index?nfWidReset=true&xFormsAppName=NormaEuro&xFormsOrigin=EXTERNAL&plateNumber=${encodeURIComponent(plateNumber)}#/search`;
        window.open(targetUrl, '_blank');
      });
      container.appendChild(btn);
      return;
    }

    // LT special POST form
    if (specialLT) {
      const btn = makeBtn('Lookup', !fieldsOk, () => {
        const plateNumber = buildPlateForCurrentPage();
        let form = document.createElement('form');
        form.action = 'https://www.cab.lt/draustumo-patikra/';
        form.method = 'POST';
        form.target = '_blank';
        let inputCountry = document.createElement('input');
        inputCountry.type = 'hidden'; inputCountry.name = 'country'; inputCountry.value = 'LT';
        let inputPlate = document.createElement('input');
        inputPlate.type = 'hidden'; inputPlate.name = 'plate'; inputPlate.value = plateNumber;
        form.appendChild(inputCountry); form.appendChild(inputPlate);
        document.body.appendChild(form); form.submit(); document.body.removeChild(form);
      });
      container.appendChild(btn);
      return;
    }

    // Standard flow: if no configured sites -> nothing to show
    if (!sites.length) return;

    if (sites.length === 1) {
      const only = sites[0];
      const btn = makeBtn('Lookup', !fieldsOk, () => {
        const plateNumber = buildPlateForCurrentPage();
        if (!plateNumber) return;
        window.open(only.base + plateNumber, '_blank');
      });
      container.appendChild(btn);
    } else {
      for (const site of sites) {
        const btn = makeBtn(site.name, !fieldsOk, () => {
          const plateNumber = buildPlateForCurrentPage();
          if (!plateNumber) return;
          window.open(site.base + plateNumber, '_blank');
        });
        container.appendChild(btn);
      }
    }
  }

  function createOrUpdateGoogleImagesButton() {
    const host = document.getElementById('zoomimgid');
    if (!host) return;

    let googleBtn = document.getElementById('googleImagesButton');
    if (!googleBtn) {
      googleBtn = makeBtn('Search combination on Google Images', true, null);
      googleBtn.id = 'googleImagesButton';
      host.parentNode.insertBefore(googleBtn, host);
    }

    const fieldsOk = areFieldsFilled();
    googleBtn.disabled = !fieldsOk;
    googleBtn.onclick = !fieldsOk ? null : function () {
      let plateNumber = '';

      if (is('nl')) plateNumber = document.getElementById('nomer').value;
      else if (is('ua')) {
        const region = document.getElementById('region1').value;
        const digits = document.getElementById('digit1').value;
        const b1 = document.getElementById('b1').value;
        const b2 = document.getElementById('b2').value;
        plateNumber = `${region} ${digits} ${b1}${b2}`;
      } else if (is('no') || is('dk') || is('se')) {
        plateNumber = document.getElementById('let').value + ' ' + document.getElementById('digit').value;
      } else if (is('fr')) {
        const b1 = document.getElementById('b1').value;
        const d2 = document.getElementById('digit2').value;
        const b2 = document.getElementById('b2').value;
        plateNumber = `${b1} ${d2} ${b2}`;
      } else if (is('de')) {
        const regionField = document.getElementById('region').value;
        const letField = document.getElementById('b1').value;
        const letField2 = document.getElementById('b2').value;
        const digitField = document.getElementById('digit').value;
        plateNumber = `${regionField} ${letField} ${digitField}${letField2}`;
      } else if (is('ch')) {
        const regionField = document.getElementById('region').value;
        const digitField = document.getElementById('digit').value;
        plateNumber = `${regionField} ${digitField}`;
      } else if (is('fi')) {
        plateNumber = document.getElementById('let1').value + '-' + document.getElementById('digit').value;
      } else if (is('pl')) {
        const regionField = document.getElementById('region');
        const selectedRegionText = regionField.options[regionField.selectedIndex].text;
        const digitField = document.getElementById('nomerpl').value;
        plateNumber = selectedRegionText + ' ' + digitField;
      } else if (is('uk')) {
        plateNumber = document.getElementById('nomerpl').value;
      } else if (is('lt')) {
        plateNumber = buildPlateForCurrentPage();
      } else if (is('cz')) {
        plateNumber = buildPlateForCurrentPage();
      }

      window.open('https://www.google.com/search?tbm=isch&q="' + plateNumber + '"', '_blank');
    };
  }

  function makeBtn(label, disabled, onclick) {
    const btn = document.createElement('button');
    btn.innerText = label;
    btn.disabled = !!disabled;
    btn.style.marginBottom = '10px';
    btn.style.width = '100%';
    btn.style.backgroundColor = disabled ? '#95a5a6' : '#3498db';
    btn.style.color = '#ffffff';
    btn.style.border = 'none';
    btn.style.cursor = disabled ? 'default' : 'pointer';
    btn.style.height = '23px';
    btn.style.borderRadius = '4px';
    if (onclick && !disabled) btn.onclick = onclick;
    return btn;
  }

  // --- Initial render + live updates ---
  function render() {
    createOrUpdateLookupButtons();
    createOrUpdateGoogleImagesButton();
  }

  render();
  setInterval(render, 1000);
})();