api-wilayah-indonesia-2026/index.html at main · izzulabadi/api-wilayah-indonesia-2026 · GitHub

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<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1" />
  <title>Wilayah Indonesia API Demo</title>
  <link href="https://cdn.jsdelivr.net/npm/tom-select@2.2.2/dist/css/tom-select.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/tom-select@2.2.2/dist/js/tom-select.complete.min.js"></script>
  <style>
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      background-color: #f5f5f5;
      color: #333;
      margin: 0;
      padding: 20px;
      display: flex;
      justify-content: center;
      min-height: 100vh;
    }
    .container {
      background: white;
      padding: 2rem;
      border-radius: 8px;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
      width: 100%;
      max-width: 600px;
    }
    h1 { margin-top: 0; color: #2c3e50; text-align: center; }
    p { color: #666; text-align: center; margin-bottom: 2rem; }

    .form-group { margin-bottom: 1.5rem; }
    label { display: block; margin-bottom: 0.5rem; font-weight: 600; font-size: 0.9rem; }
    select {
      width: 100%;
      padding: 0.75rem;
      border: 1px solid #ddd;
      border-radius: 4px;
      font-size: 1rem;
      background-color: white;
    }
    select:disabled { background-color: #f9f9f9; cursor: not-allowed; }

    .result {
      margin-top: 2rem;
      padding: 1rem;
      background: #f8f9fa;
      border-radius: 4px;
      border: 1px solid #e9ecef;
      font-family: monospace;
      white-space: pre-wrap;
      font-size: 0.85rem;
      display: none;
    }
    .result.visible { display: block; }

    footer { margin-top: 2rem; text-align: center; font-size: 0.8rem; color: #999; }
    a { color: #0366d6; text-decoration: none; }
    a:hover { text-decoration: underline; }
  </style>
</head>
<body>

<div class="container">
  <h1>Wilayah Indonesia</h1>
  <p>Demo API statis data wilayah administrasi Indonesia.</p>

  <div class="form-group">
    <label for="province">Provinsi:</label>
    <select id="province">
      <option value="">Pilih Provinsi...</option>
    </select>
  </div>

  <div class="form-group">
    <label for="regency">Kabupaten/Kota:</label>
    <select id="regency" disabled>
      <option value="">Pilih Kabupaten/Kota...</option>
    </select>
  </div>

  <div class="form-group">
    <label for="district">Kecamatan:</label>
    <select id="district" disabled>
      <option value="">Pilih Kecamatan...</option>
    </select>
  </div>

  <div class="form-group">
    <label for="village">Desa/Kelurahan:</label>
    <select id="village" disabled>
      <option value="">Pilih Desa/Kelurahan...</option>
    </select>
  </div>

  <div id="result" class="result"></div>

  <footer>
    <p>Data source: <a href="https://github.com/izzulabadi/api-wilayah-indonesia-2026">izzulabadi/api-wilayah-indonesia-2026</a></p>
  </footer>
</div>

<script>
  // Base URL - relative to index.html
  const API_BASE = 'api';

  async function fetchJson(path) {
    const res = await fetch(`${API_BASE}${path}`);
    if (!res.ok) throw new Error(`Failed to fetch ${path}`);
    return res.json();
  }

  // Initialize Tom Select
  const tsConfig = {
    create: false,
    sortField: { field: "text", direction: "asc" },
    placeholder: "Cari..."
  };

  const selects = {
    province: new TomSelect('#province', { ...tsConfig, placeholder: "Pilih Provinsi..." }),
    regency: new TomSelect('#regency', { ...tsConfig, placeholder: "Pilih Kabupaten/Kota..." }),
    district: new TomSelect('#district', { ...tsConfig, placeholder: "Pilih Kecamatan..." }),
    village: new TomSelect('#village', { ...tsConfig, placeholder: "Pilih Desa/Kelurahan..." })
  };

  // Disable downstream selects initially
  selects.regency.disable();
  selects.district.disable();
  selects.village.disable();

  // Cache for data
  const cache = {
    regencies: {}, // cache per province
    districts: {}, // cache per province
    villages: {} // cache per province
  };

  async function loadProvinces() {
    try {
      const data = await fetchJson('/provinces.json');
      populateSelect('province', data);
    } catch (e) {
      console.error(e);
      document.getElementById('result').textContent = 'Error loading provinces. Check console.';
      document.getElementById('result').classList.add('visible');
    }
  }

  async function loadRegencies(provinceId) {
    if (!cache.regencies[provinceId]) {
      try {
        // Fetch regencies specific to this province
        const data = await fetchJson(`/regencies/${provinceId}.json`);
        cache.regencies[provinceId] = data;
      } catch (e) {
        console.error('Failed to load regencies:', e);
        return;
      }
    }

    // No need to filter manually anymore, the API returns only relevant items
    populateSelect('regency', cache.regencies[provinceId]);
    selects.regency.enable();
  }

  async function loadDistricts(regencyId) {
    if (!cache.districts[regencyId]) {
      try {
        // Fetch districts specific to this regency
        const data = await fetchJson(`/districts/${regencyId}.json`);
        cache.districts[regencyId] = data;
      } catch (e) {
        console.error('Failed to load districts:', e);
        return;
      }
    }

    populateSelect('district', cache.districts[regencyId]);
    selects.district.enable();
  }

  async function loadVillages(districtId) {
    if (!cache.villages[districtId]) {
      try {
        // Fetch villages specific to this district
        const data = await fetchJson(`/villages/${districtId}.json`);
        cache.villages[districtId] = data;
      } catch (e) {
        console.error('Failed to load villages:', e);
        return;
      }
    }
    return cache.villages[districtId];
  }

  function populateSelect(key, items) {
    const select = selects[key];
    select.clear();
    select.clearOptions();

    const options = items.map(item => ({value: item.id, text: item.name}));
    select.addOption(options);
    select.enable();
  }

  function resetSelects(fromLevel) {
    if (fromLevel === 'province') {
      selects.regency.clear();
      selects.regency.clearOptions();
      selects.regency.disable();
    }
    if (fromLevel === 'province' || fromLevel === 'regency') {
      selects.district.clear();
      selects.district.clearOptions();
      selects.district.disable();
    }
    if (fromLevel === 'province' || fromLevel === 'regency' || fromLevel === 'district') {
      selects.village.clear();
      selects.village.clearOptions();
      selects.village.disable();
    }
    document.getElementById('result').classList.remove('visible');
  }

  // Event Listeners (Tom Select triggers 'change' on the original element, but we can also listen to the instance)
  // Using instance.on('change') is safer.

  selects.province.on('change', async (id) => {
    resetSelects('province');
    if (!id) return;
    await loadRegencies(id);
  });

  selects.regency.on('change', async (id) => {
    resetSelects('regency');
    if (!id) return;
    await loadDistricts(id);
  });

  selects.district.on('change', async (id) => {
    resetSelects('district');
    if (!id) return;
    const villages = await loadVillages(id);
    populateSelect('village', villages);
  });

  selects.village.on('change', (id) => {
    if (!id) return;

    // Get text from Tom Select items
    const getLabel = (inst) => inst.getItem(inst.getValue()).textContent;

    const selected = {
      province: getLabel(selects.province),
      regency: getLabel(selects.regency),
      district: getLabel(selects.district),
      village: getLabel(selects.village),
      villageId: id
    };

    const resEl = document.getElementById('result');
    resEl.textContent = JSON.stringify(selected, null, 2);
    resEl.classList.add('visible');
  });

  // Init
  loadProvinces();

</script>
</body>
</html>