// Facet search functions -- Jeremy
// Todo: specify content type, recipe/article/both 

(function($) {

	$(function(){
	  HFG.searching = false;
	  if (HFG.isRecipeSearchPage()) {
		  $("#facit_search_box_wrapper .recipe-search").submit(HFG.searchDelay);
		  $("#facit_search_box_wrapper .recipe-search input[type=text]").keyup(HFG.searchDelay);
		  //console.log('is recipi page');
		  $("body").on('click', '.menu_term', HFG.search);
	  }
	  if (HFG.isBlogPage()) {
		  $("body").on('click', '.lazyload_term', HFG.search);
		  console.log('is blog page');
	  }
	  if (HFG.isArticleArchive()) {
		  $("body").on('click', '.lazyload_term', HFG.search);
		  console.log('is article archive page');
	  }
	  // Lazy load results
	  if ($('.lazy-load').length > 0) {
		  console.log("Initialising lazy loading");
		  HFG.initLazyLoad();
	  }
	  // Set up destination for search forms
	//   $('#searchform').on('submit', function() {
	// 	  if ($("#searchform input[name=search_post_type]:checked").val() == 'recipe') {
	// 		  location.href = '/recipes?search=' + $('#s').val();
	// 		  return false;
	// 	  }
	// 	  return true;
	//   });
	});
	var filtering = false;
	HFG = {
	  searchTimeout: false,
	  lazyLoadPageCount: 2,
	  noMoreContent: false,
	  isBlogPage: function() { return $('.facit_search_blog').length > 0; },
	  isRecipeSearchPage: function() { return $('.facit_search').length > 0; },
	  isArticleArchive: function() { return $('.facet_search_articles').length > 0 },
	  initLazyLoad: function() {
		  window.loading = false;
		  HFG.noMoreContent = false;
  
		  $(window).scroll(function(){
			  // Trigger when we're 2 screens from the bottom
			  if (($(window).scrollTop() > $(document).height() - 3 * $(window).height()) && !window.loading){
				  if(!HFG.noMoreContent) {
					  window.loading = true;
					  HFG.loadContent(HFG.lazyLoadPageCount);
					  HFG.lazyLoadPageCount++;
				  }
			  }
		  }); 
	  },
	  searchDelay: function() {
		  if (HFG.searchTimeout) {
			  clearTimeout(HFG.searchTimeout);
		  }
		  HFG.searchTimeout = setTimeout(HFG.search, 1000);
		  return false;
	  },
	  search: function() {
		  HFG.noMoreContent = false;
		  HFG.lazyLoadPageCount = 2;
		  var post_type = 'recipe';
		  $('#loading-bar').css('display','flex');
		  $('#goto_search_result').remove();
		  if (HFG.isBlogPage()) post_type = 'blog';
		  if (HFG.isArticleArchive()) post_type = 'post';
		  var term = $("#s").val().replace("Search for", "");
		  //$.get('http://localhost/healthyfood/wp-admin/admin-ajax.php', {
		  $.get('/wp-admin/admin-ajax.php', {
			  action: "hfg_search", 
			  term: term,
			  categories: HFG.getSearchCategories(),
			  post_type: post_type
		  }, function(response) {
			  $('#loading-bar').css('display','none');
			  //$('#searchsubmit').after('<a id="goto_search_result" href="#main">View results below</a>');
			  $('div.recipe-content, div.article-content').html(response);
			  if (response.match('no_results_found')) HFG.noMoreContent = true;
			  if (HFG.isBlogPage()){
				  console.log($('.lazyload_term.on').html());
				  $('h1.title').html($('.lazyload_term.on').html());
			  }
			  if (HFG.isArticleArchive()){
				  console.log($('.lazyload_term.on').html());
				  $('h1.title').html($('.lazyload_term.on').html());
			  }
		  });
		  return false;
	  },
	  getSearchCategories: function() {
		  categories = {};
		  if (HFG.isBlogPage()) {
			  $('.lazyload_term.on').each(function() {
				  filtering = true;
				  slug = $(this).attr('data-taxonomy-slug');
				  categories[slug] = categories[slug] || [];
				  categories[slug].push($(this).attr('tid'));
			  });
		  } else if (HFG.isArticleArchive()) {
			  $('.lazyload_term.on').each(function() {
				  filtering = true;
				  slug = $(this).attr('data-taxonomy-slug');
				  categories[slug] = categories[slug] || [];
				  categories[slug].push($(this).attr('tid'));
			  });
		  } else {
			  $('.menu_term.on').each(function() {
				  slug = $(this).parents("*[data-taxonomy-slug]").attr('data-taxonomy-slug');
				  if (slug) {
					  categories[slug] = categories[slug] || [];
					  categories[slug].push($(this).attr('tid'));
				  }
			  });
		  }
		  return categories;
	  },
	  loadContent: function(page){
		  //the code from here to line 126 doesn't actually seem to have any bearing on what get loaded. Check template-search.php instead to debug or add new content types
		  var this_url = window.location.href;
		  var query_string = window.location.search;
		  query = $('.lazy-load').data('query');
		  
		  var search_post_type = 'articles';
		  if (this_url.indexOf('recipes') > -1)
			  search_post_type = 'recipes';
		  if  (query_string.indexOf('recipe') > -1)
			  search_post_type = 'recipes';
		  if (($('.tax-health_information').length > 0)||($('.tax-meals_and_occasions').length > 0)||($('.tax-ingredient').length > 0)||($('.tax-seasons').length > 0)||($('.tax-vegetable_serves').length > 0))
			  search_post_type = 'recipes';
		  if (this_url.indexOf('videos') > -1)
			  search_post_type = 'videos';
		  if (this_url.indexOf('video-type') > -1) {
			  search_post_type = 'videos';
			  console.log('video type');
		  }
			  
		  if (this_url.indexOf('blogs') > -1)
			  search_post_type = 'blogs';			
		  if (this_url.indexOf('collections/') > -1)
			  search_post_type = 'hfg_collection';
		  if (this_url.indexOf('competitions') > -1)
			  search_post_type = 'competition';	
		  if (this_url.indexOf('expert-advice') > -1) {
			  search_post_type = 'articles';
		  }		
		  
		  if (query!=undefined)
			  if (query.indexOf(query) > -1) {
				  //post_type=post&seasons=autumn
				  var this_arr = query.split('&');
				  if (this_arr[0]!= undefined){
					  var this_arr2 = this_arr[0].split('=');
					  search_post_type = this_arr2[1];
				  }
			  }
		  if(HFG.isArticleArchive()) {
			  search_post_type = 'articles';
		  }	
			  
		  if (HFG.isRecipeSearchPage()) {
			  //console.log(HFG.getSearchCategories());
			  ajaxParams = {
				  action: "hfg_search", 
				  term: $("#s").val(),
				  categories: HFG.getSearchCategories(),
				  page: page
			  };
		  } else if ((HFG.isBlogPage())&&(filtering)) { 
			  ajaxParams = {
				  action: "hfg_search", 
				  term: $("#s").val(),
				  categories: HFG.getSearchCategories(),
				  page: page,
				  post_type : 'blog'
			  };
		  } else if ((HFG.isArticleArchive())&&(filtering)) { 
			  ajaxParams = {
				  action: "hfg_search", 
				  term: $("#s").val(),
				  categories: HFG.getSearchCategories(),
				  page: page,
				  post_type : 'post'
			  };
		  } 
		  else if (this_url.indexOf('expert-advice') > -1) {
			  loop = $('.lazy-load').data('loop-file') || "loop";
			  search_post_type = 'articles';
			  ajaxParams = {
				  "action": "lazy_load",
				  "page_number": page,
				  "loop_file": loop,
				  "query": query,
				  "search_post_type": search_post_type
			  };
			  
		  }
		  
		  else {
			  loop = $('.lazy-load').data('loop-file') || "loop";
			  
			  ajaxParams = {
				  "action": "lazy_load",
				  "page_number": page,
				  "loop_file": loop,
				  "query": query,
				  "search_post_type": search_post_type
			  };
		  }
		  console.log('search_post_type:'+search_post_type);
		  $.ajax({
			  url: ajaxurl,
			  type:'POST',
			  data: ajaxParams,
			  success: function(html) {
				  window.loading = false;
  
				  if(html) {
					  $content = $(html);
					  jQuery('.lazy-load').append($content);//.isotope('appended', $content);
					  if (html.match('no_results_found'))	HFG.noMoreContent = true;
				  } else {
					  HFG.noMoreContent = true;
				  }
			  },
			  complete: function() {
				  window.loading = false;
			  }
		  });
	  }
	};
  
  
  }(window.jQuery));