src/components/SearchBar.svelte

   1 <script>
   2   import UrlSubmitForm from '../components/UrlSubmitForm.svelte';
   3
   4   import { zoomLevels } from '../lib/helpers.js';
   5   import { map_store } from '../lib/stores.js';
   6   import { get } from 'svelte/store';
   7
   8   export let bStructuredSearch = false;
   9   export let reverse_search = false;
  10   export let api_request_params = {};
  11   let sViewBox;
  12
  13   function map_viewbox_as_string(map) {
  14     var bounds = map.getBounds();
  15     var west = bounds.getWest();
  16     var east = bounds.getEast();
  17
  18     if ((east - west) >= 360) { // covers more than whole planet
  19       west = map.getCenter().lng - 179.999;
  20       east = map.getCenter().lng + 179.999;
  21     }
  22     east = L.latLng(77, east).wrap().lng;
  23     west = L.latLng(77, west).wrap().lng;
  24
  25     return [
  26       west.toFixed(5), // left
  27       bounds.getNorth().toFixed(5), // top
  28       east.toFixed(5), // right
  29       bounds.getSouth().toFixed(5) // bottom
  30     ].join(',');
  31   }
  32
  33   function set_viewbox(map) {
  34     let set_viewbox = document.getElementById('use_viewbox');
  35     if (set_viewbox && set_viewbox.checked) {
  36       sViewBox = map_viewbox_as_string(map);
  37     } else {
  38       sViewBox = '';
  39     }
  40   }
  41
  42   function update_reverse_link(map) {
  43     let link = document.getElementById('switch-to-reverse');
  44     if (link) {
  45       let center_lat_lng = map.wrapLatLng(map.getCenter());
  46       link.href = 'reverse.html?lat=' + center_lat_lng.lat.toFixed(5) + '&lon=' + center_lat_lng.lng.toFixed(5);
  47     }
  48   }
  49
  50   map_store.subscribe(map => {
  51     if(!map) { return; }
  52
  53     map.on('move', function () {
  54       set_viewbox(map);
  55       update_reverse_link(map)
  56     });
  57
  58     map.on('load', function () {
  59       set_viewbox(map);
  60       update_reverse_link(map)
  61     });
  62
  63     map.on('click', function (e) {
  64       if (reverse_search) {
  65         document.querySelector('input[name=lat]').value = e.latlng.lat.toFixed(5);
  66         document.querySelector('input[name=lon]').value = e.latlng.wrap().lng.toFixed(5);
  67         document.querySelector('form').submit();
  68       }
  69     });
  70   });
  71
  72   function reset_viewbox() {
  73     let map = get(map_store);
  74     if (map) { set_viewbox(map) };
  75   }
  76
  77   function set_bounded(e) {
  78     console.log('setting', e.target);
  79     document.querySelector('input[name=bounded]').value = e.target.checked ? 1 : '';
  80   }
  81
  82   function set_dedupe(e) {
  83     document.querySelector('input[name=dedupe]').value = e.target.checked ? 1 : '';
  84   }
  85
  86   function set_api_param(e){
  87     document.querySelector('input[name=' + e.target.dataset['apiParam'] + ']').value = e.target.value;
  88   }
  89
  90   function handleSwitchCoords() {
  91     let lat = document.querySelector('input[name=lat]').value;
  92     let lon = document.querySelector('input[name=lon]').value;
  93     document.querySelector('input[name=lat]').value = lon;
  94     document.querySelector('input[name=lon]').value = lat;
  95     document.querySelector('form').submit();
  96   }
  97 </script>
  98
  99 {#if reverse_search}
 100   <div class="top-bar">
 101     <UrlSubmitForm>
 102       <div class="form-group">
 103         <input name="format" type="hidden" value="html">
 104         <label for="reverse-lat">lat</label>
 105         <input id="reverse-lat"
 106                name="lat"
 107                type="text"
 108                class="form-control form-control-sm"
 109                placeholder="latitude"
 110                value="{api_request_params.lat || ''}" />
 111         <a id="switch-coords"
 112            on:click|preventDefault|stopPropagation={handleSwitchCoords}
 113            class="btn btn-outline-secondary btn-sm"
 114            title="switch lat and lon">&lt;&gt;</a>
 115         <label for="reverse-lon">lon</label>
 116         <input id="reverse-lon"
 117                name="lon"
 118                type="text"
 119                class="form-control form-control-sm"
 120                placeholder="longitude"
 121                value="{api_request_params.lon || ''}" />
 122         <label for="reverse-zoom">max zoom</label>
 123         <select id="reverse-zoom" name="zoom" class="form-control form-control-sm" value="{api_request_params.zoom}">
 124           <option value="" selected={!api_request_params.zoom}>---</option>
 125           {#each zoomLevels() as zoomTitle, i}
 126             <option value="{i}" selected={i === api_request_params.zoom}>{i} - {zoomTitle}</option>
 127           {/each}
 128         </select>
 129         <button type="submit" class="btn btn-primary btn-sm mx-1">
 130           Search
 131         </button>
 132       </div>
 133       <div class="search-type-link">
 134         <a href="details.html" class="mr-2">search by id</a>
 135         <a href="search.html">forward search</a>
 136       </div>
 137     </UrlSubmitForm>
 138   </div>
 139
 140 {:else}
 141
 142   <div class="top-bar">
 143     <ul class="nav nav-tabs">
 144       <li class="nav-item">
 145         <a class="nav-link" class:active={!bStructuredSearch} data-toggle="tab" href="#simple">simple</a>
 146       </li>
 147       <li class="nav-item">
 148         <a class="nav-link" class:active={bStructuredSearch} data-toggle="tab" href="#structured">structured</a>
 149       </li>
 150       <div class="search-type-link">
 151         <a href="details.html" class="mr-2">search by id</a>
 152         <a id="switch-to-reverse" href="reverse.html">reverse search</a>
 153       </div>
 154     </ul>
 155     <div class="tab-content p-2">
 156       <div class="tab-pane" class:active={!bStructuredSearch} id="simple" role="tabpanel">
 157         <UrlSubmitForm>
 158           <input id="q"
 159                  name="q"
 160                  type="text"
 161                  class="form-control form-control-sm"
 162                  placeholder="Search"
 163                  value="{api_request_params.q || ''}" />
 164
 165           <div class="form-group search-button-group">
 166             <button type="submit" class="btn btn-primary btn-sm mx-1">Search</button>
 167             <input type="hidden" name="viewbox" value="{sViewBox || ''}" />
 168             <input type="hidden" name="dedupe" value="{!api_request_params.dedupe ? '' : 1}" />
 169             <input type="hidden" name="bounded" value="{api_request_params.bounded ? 1 : ''}" />
 170             <input type="hidden" name="accept-language" value="{api_request_params['accept-language'] || ''}" />
 171             <input type="hidden" name="countrycodes" value="{api_request_params.countrycodes || ''}" />
 172             <input type="hidden" name="limit" value="{api_request_params.limit || ''}" />
 173             <input type="hidden" name="polygon_threshold" value="{api_request_params.polygon_threshold || ''}" />
 174           </div>
 175         </UrlSubmitForm>
 176       </div>
 177       <div class="tab-pane" class:active={bStructuredSearch} id="structured" role="tabpanel">
 178         <UrlSubmitForm>
 179           <input name="street" type="text" class="form-control form-control-sm mr-1"
 180                  placeholder="House number/Street"
 181                  value="{api_request_params.street || ''}" />
 182           <input name="city" type="text" class="form-control form-control-sm mr-1"
 183                  placeholder="City"
 184                  value="{api_request_params.city || ''}" />
 185           <input id="county" name="county" type="text" class="form-control form-control-sm mr-1"
 186                  placeholder="County"
 187                  value="{api_request_params.county || ''}" />
 188           <input name="state" type="text" class="form-control form-control-sm mr-1"
 189                  placeholder="State"
 190                  value="{api_request_params.state || ''}" />
 191           <input name="country" type="text" class="form-control form-control-sm mr-1"
 192                  placeholder="Country"
 193                  value="{api_request_params.country || ''}" />
 194           <input name="postalcode" type="text" class="form-control form-control-sm mr-1"
 195                  placeholder="Postal Code"
 196                  value="{api_request_params.postalcode || ''}" />
 197
 198           <div class="form-group search-button-group">
 199             <button type="submit" class="btn btn-primary btn-sm mx-1">Search</button>
 200             <input type="hidden" name="viewbox" value="{sViewBox || ''}" />
 201             <input type="hidden" name="dedupe" value="{!api_request_params.dedupe ? '' : 1}" />
 202             <input type="hidden" name="bounded" value="{api_request_params.bounded ? 1 : ''}" />
 203             <input type="hidden" name="accept-language" value="{api_request_params['accept-language'] || ''}" />
 204             <input type="hidden" name="countrycodes" value="{api_request_params.countrycodes || ''}" />
 205             <input type="hidden" name="limit" value="{api_request_params.limit || ''}" />
 206             <input type="hidden" name="polygon_threshold" value="{api_request_params.polygon_threshold || ''}" />
 207           </div>
 208         </UrlSubmitForm>
 209       </div>
 210       <!-- Additional options -->
 211       <a href="#advanced" class="btn btn-outline-secondary btn-sm" data-toggle="collapse" data-target="#searchAdvancedOptions" role="button" aria-expanded="false" aria-controls="collapseAdvancedOptions">
 212         Advanced options
 213       </a>
 214       <div class="collapse" id="searchAdvancedOptions">
 215         <div id="searchAdvancedOptionsContent">
 216             <div class="form-check form-check-inline">
 217               <span><input type="checkbox" class="form-check-input api-param-setting"
 218                      id="use_viewbox" checked={api_request_params.viewbox} on:change={reset_viewbox}>
 219               <label class="form-check-label" for="use_viewbox">apply viewbox</label></span>
 220               <span><input type="checkbox" class="form-check-input api-param-setting"
 221                      id="option_bounded" checked={!!api_request_params.bounded} on:change={set_bounded}>
 222               <label class="form-check-label" for="option_bounded">bounded to viewbox</label></span>
 223               <span><input type="checkbox" class="form-check-input api-param-setting"
 224                      id="option_dedupe" checked={!!api_request_params.dedupe} on:change={set_dedupe}>
 225               <label class="form-check-label" for="option_dedupe">deduplicate results</label></span>
 226             </div>
 227             <div class="form-check form-check-inline">
 228               <span><label class="form-check-label" for="option_limit">Maximum number of results: </label>
 229               <input type="number" class="form-check-input api-param-setting" data-api-param="limit" id="option_limit" size="5" min="1" max="50" value="{api_request_params.limit || ''}" on:change={set_api_param}></span>
 230               <span><label class="form-check-label" for="option_polygon_threashold">Polygon simplification: </label>
 231               <input type="number" class="form-check-input api-param-setting" data-api-param="polygon_threshold" id="option_polygon_threshold" size="5" min="0.0" step="0.01" value="{api_request_params.polygon_threshold || ''}" on:change={set_api_param}></span>
 232             </div>
 233             <div class="form-check form-check-inline">
 234               <span><label class="form-check-label" for="accept_lang">Languages: </label>
 235               <input type="text" placeholder="e.g. en,zh-Hant" class="form-check-input api-param-setting" data-api-param="accept-language" id="accept_lang" size="15" value="{api_request_params['accept-language'] || ''}" on:change={set_api_param}></span>
 236               <span><label class="form-check-label" for="option_ccode">Countries: </label>
 237               <input type="text" placeholder="e.g. de,gb" class="form-check-input api-param-setting" data-api-param="countrycodes" id="option_ccode" size="15" value="{api_request_params.countrycodes || ''}" on:change={set_api_param}></span>
 238             </div>
 239          </div>
 240       </div>
 241     </div> <!-- /tab-content -->
 242   </div> <!-- /top-bar -->
 243 {/if}
 244
 245 <style>
 246   .top-bar {
 247     width: 100%;
 248     padding: 1em 15px;
 249   }
 250
 251   .top-bar #q {
 252     max-width: 500px;
 253   }
 254
 255   .tab-content {
 256     border: 1px solid #ddd;
 257     border-top: none;
 258     display: flex;
 259     align-items: baseline
 260   }
 261
 262   #q {
 263     min-width: 500px;
 264   }
 265   @media (max-width: 850px) {
 266     #q {
 267       min-width: 400px;
 268     }
 269   }
 270
 271   label {
 272     font-weight: normal;
 273     margin-left: 0.4rem;
 274     margin-right: 0.4rem;
 275   }
 276
 277   #searchAdvancedOptionsContent {
 278     display: flex;
 279     flex-direction: column;
 280     padding: 0 10px
 281   }
 282
 283   #searchAdvancedOptionsContent label {
 284     padding: 0 3px;
 285   }
 286
 287   #searchAdvancedOptionsContent span {
 288     padding: 4px 10px;
 289   }
 290
 291   .search-type-link {
 292     display: inline;
 293     margin-right: 2em;
 294     position: absolute;
 295     right: 0
 296   }
 297
 298   #switch-coords {
 299     font-size: 0.6rem;
 300     font-weight: bold;
 301     cursor: pointer;
 302     padding: 2px;
 303     margin: 5px;
 304   }
 305
 306
 307
 308
 309   @media (max-width: 768px) {
 310     .search-button-group {
 311       display: inline;
 312     }
 313   }
 314 </style>