var geo_field_status = function( status ){
wrapper.data('status',status);
var em_search = wrapper.closest('.em-search');
if( status == 'on' ){
wrapper.css('background-image', wrapper.css('background-image').replace('search-geo.png', 'search-geo-on.png').replace('search-geo-off.png', 'search-geo-on.png'));
em_search.find('select.em-search-country option:first-child').prop('selected','selected').trigger('change');
em_search.find('.em-search-location').slideUp();
em_search.find('.em-search-geo-units').slideDown();
}else{
if( status == 'off' ){
wrapper.css('background-image', wrapper.css('background-image').replace('search-geo.png', 'search-geo-off.png').replace('search-geo-on.png', 'search-geo-off.png'));
}else{
wrapper.css('background-image', wrapper.css('background-image').replace('search-geo-off.png', 'search-geo.png').replace('search-geo-on.png', 'search-geo.png'));
}
geo_coords.val('');
em_search.find('.em-search-location').slideDown();
em_search.find('.em-search-geo-units').slideUp();
}
};
var ac_listener = function( place ) {
var place = autocomplete.getPlace();
if( !place || !place.geometry ){ //place not found
if( input.val() == '' || input.val() == EM.geo_placeholder ){
geo_field_status(false);
}else{
if( wrapper.data('last-search') == input.val() ){
geo_field_status('on');
geo_coords.val( wrapper.data('last-coords') );
return;
}
//do a nearest match suggestion as last resort
if( input.val().length >= 2 ){
geo_field_status(false);
autocompleteService = new google.maps.places.AutocompleteService();
autocompleteService.getPlacePredictions( {'input': input.val(), 'offset': input.val().length }, function listentoresult(list, status) {
if(list != null && list.length != 0) {
placesService = new google.maps.places.PlacesService(document.getElementById('em-search-geo-attr'));
placesService.getDetails( {'reference': list[0].reference}, function detailsresult(detailsResult, placesServiceStatus) {
//we have a match, ask the user
wrapper.data('last-search', detailsResult.formatted_address );
wrapper.data('last-coords', detailsResult.geometry.location.lat() + ',' + detailsResult.geometry.location.lng());
if( input.val() == detailsResult.formatted_address || confirm(EM.geo_alert_guess.replace('%s', '"'+detailsResult.formatted_address+'"')) ){
geo_coords.val( detailsResult.geometry.location.lat() + ',' + detailsResult.geometry.location.lng() );
geo_field_status('on');
input.val(detailsResult.formatted_address);
}else{
input.data('last-key',false);
geo_field_status('off');
}
});
}else{ geo_field_status('off'); }
});
}else{ geo_field_status('off'); }
}
wrapper.data('last-search', input.val() );
wrapper.data('last-coords', geo_coords.val());
return;
}
geo_coords.val( place.geometry.location.lat() + ',' + place.geometry.location.lng() );
geo_field_status('on');
wrapper.data('last-search', input.val() );
wrapper.data('last-coords', geo_coords.val());
};
google.maps.event.addListener(autocomplete, 'place_changed', ac_listener);
if( geo_coords.val() != '' ){
geo_field_status('on');
wrapper.data('last-search', input.val() );
wrapper.data('last-coords', geo_coords.val() );
}
input.keypress( function(e) {
//if enter is pressed once during 'near' input, don't do anything so Google can select location, otherwise let behaviour (form submittal) proceed
if( e.which == 13 ) {
if( input.data('last-key') != 13 || wrapper.data('status') != 'on' ){
e.preventDefault();
}
}else{
geo_field_status(false);
}
}).keyup( function(e) {
if( this.value == '' ){ geo_field_status(false); }
else if( wrapper.data('last-search') != this.value ){ geo_field_status('off'); }
input.data('last-key', e.which);
}).blur( function(e){ //create HTML 5 placeholder effect if not HTML 5
if( this.value == '' && !('placeholder' in document.createElement('input')) ) this.value = EM.geo_placeholder;
}).focus( function(e){
if( this.value == EM.geo_placeholder ) this.value='';
input.data('last-key', 13);
}).attr('placeholder', EM.geo_placeholder);
});
}
jQuery(document).bind('em_maps_loaded', function(){ em_geo_search_init(); });
