Subversion Repositories SmartDukaan

package in.shop2020.serving.controllers;

import in.shop2020.model.v1.catalog.CatalogService.Client;

import in.shop2020.serving.cache.EhcacheWrapper.CacheKeys;

import in.shop2020.serving.cache.SnippetCacheWrapper;

import in.shop2020.serving.services.SolrSearchService;

import in.shop2020.serving.services.SpecialPageConfigurer;

import in.shop2020.serving.utils.Utils;

import in.shop2020.thrift.clients.CatalogClient;

import java.io.IOException;

import java.net.URLEncoder;

import java.util.ArrayList;

import java.util.Arrays;

import java.util.HashMap;

import java.util.LinkedHashMap;

import java.util.List;

import java.util.Map;

import java.util.Map.Entry;

import org.apache.commons.lang.StringUtils;

import org.apache.log4j.Logger;

import org.apache.struts2.convention.annotation.Result;

import org.apache.struts2.convention.annotation.Results;

import org.json.JSONException;

/**

 * @author rajveer

 *

 */

@Results({

	@Result(name = "index", location = "special-page-index.vm"),

	@Result(name = "tag-index", location = "tag-page-index.vm")

})

public class SpecialPageController extends BaseController {

    private static final long serialVersionUID = 1L;

    private static Logger log = Logger.getLogger(Class.class);

	private List<String> results;

	private Map<String, String> snippets;

	private Map<String, List<String[]>> facets;

	private Map<String, List<List<String>>> crumbs;

	private List<String> tagSnippets = new ArrayList<String>();

	private String specialPageName;

	private String specialPageTitle;

	private String facetSelection = "";

	private String query;

	private Double minPrice;

	private Double maxPrice;

	private long type = 0;

	private long windowSize = 20;

	private long page = 1;

	private long totalResults;

	private long beginIndex = 0;

	private String url;

	private String priceUrl = "?";

	private String uri;

	public String index() throws Exception {

		uri = request.getRequestURI();

		uri = uri.replace("/", "");

	    log.info("Uri: " + uri);

	    specialPageName  = SpecialPageConfigurer.getSpecialPageNameFromUri(uri);

	    specialPageTitle = SpecialPageConfigurer.getSpecialPageTitleFromUri(uri);

	    query            = SpecialPageConfigurer.getQueryFromUri(uri);

	    type            =  SpecialPageConfigurer.getPageType(uri);

    	String[] fqrys = this.request.getParameterValues("fq");

    	url = "?";

    	String urlCrumb = url;

    	this.crumbs = new HashMap<String, List<List<String>>>();

    	String[] facetLabels = Utils.facetLabels;

    	List<String> arrList = Arrays.asList(Utils.facetDefIDs);

    	if(fqrys!= null){

    		log.info("fqrys=" + Arrays.toString(fqrys));

	    	String filterUrl = "";

	    	for(int i=0; i<fqrys.length; i++){

	    		urlCrumb += "&fq=" + URLEncoder.encode(fqrys[i], "UTF-8");

	    		priceUrl += "&fq=" + URLEncoder.encode(fqrys[i], "UTF-8");

	    		String facetName = StringUtils.split(fqrys[i], ":")[0];

	    		String facetValue = StringUtils.split(fqrys[i], ":")[1];

	    		String facetLabel = facetLabels[arrList.indexOf(facetName)];

	    		filterUrl = "&fq=" + URLEncoder.encode(fqrys[i], "UTF-8"); 

	    		List<String> acrumb = Arrays.asList(facetValue, filterUrl);

	    		if(!crumbs.containsKey(facetLabel)) {

	    			crumbs.put(facetLabel, new ArrayList<List<String>>());

	    		}

	    		this.crumbs.get(facetLabel).add(acrumb);

	    	}

    	} else {

    		fqrys = new String[0];

    	}

		url = urlCrumb;

    	if(this.request.getParameter("page") != null){

    		this.page = Long.parseLong(this.request.getParameter("page"));

    		this.beginIndex = this.windowSize * (this.page-1);

    	}

    	if(this.request.getParameter("minPrice") != null){

    		this.minPrice = (new Double(this.request.getParameter("minPrice")));

    		url= url + "&minPrice=" + this.request.getParameter("minPrice");

    	}

    	if(this.request.getParameter("maxPrice") != null){

    		this.maxPrice = (new Double(this.request.getParameter("maxPrice")));

    		url= url + "&maxPrice=" + this.request.getParameter("maxPrice");

    	}

    	if (type!=0) {

    		query = "*&fq=F_50029:"+query;

    	}

    	String sortOrder = "F_50028+asc,F_50030+desc";

    	SolrSearchService search = new SolrSearchService(query, fqrys, Utils.facetDefIDs, (page-1)*windowSize, windowSize, minPrice, maxPrice, 10000, sortOrder, sourceId);

    	this.results =  search.getResultMap(); 

    	setFacet(Arrays.asList(fqrys), search);

    	Map<String, Double> priceMap = search.getPriceStatsMap();

    	if(priceMap != null){

    		this.minPrice = priceMap.get("min");

    		this.maxPrice = priceMap.get("max");

    	}

    	else{

    		this.minPrice = 0.0;

    		this.maxPrice = 0.0;

    	}

    	this.totalResults = search.getTotalResults();

        return "index";

	}

    public String getPageMetaDesc() {

    	return "Best price " + this.facetSelection + this.specialPageName.replaceAll("Phones", "mobile phones") 

    	    + " mobile phones in India. Experience n' buy online. FREE Next Day delivery. Original product - Full manufacturer warranty. Comprehensive reviews."; 

    }

    public String getPageMetaKeywords() throws JSONException {

       	return SpecialPageConfigurer.getPageMetaKeywords(uri);

    }

	public long getBeginIndex(){

		if(totalResults>0)

			return beginIndex+1;

		return beginIndex;

	}

	public long getTotalPages() {

		return 1 + (totalResults-1)/windowSize;

	}

    public Map<String, String> getSnippets(){

        if(results != null){

            snippets = new HashMap<String, String>();   

            for(String docId: results){

	    	    String snippet = (String) SnippetCacheWrapper.getSnippet(CacheKeys.CATEGORY_SNIPPET_CACHE_KEY, docId, sourceId);

                if (snippet != null) {

                    snippets.put(docId, snippet);

                }

            }

        }

        return snippets;

    }

    public long getCurrentPage() {

        return this.page;

    }

    public Double getMinPrice() {

        return this.minPrice;

    }

    public Double getMaxPrice() {

        return this.maxPrice;

    }

    public Map<String,List<List<String>>> getCrumbs() {

        return this.crumbs;

    }

    public String getSpecialPageTitle() {

        return this.specialPageTitle;

    }   

    public String getQuery() {

        return this.query;

    }

    public List<String> getResults() {

        return this.results;

    }

    public Map<String, List<String[]>> getFacets() {

        return this.facets;

    }

    public long getTotalResults(){

        return totalResults;

    }

    public String getUrl(){

        return this.url;

    }

    public String getPriceUrl(){

        return this.priceUrl;

    }

    public String getSpecialPageName() {

        return this.specialPageName;

    }

	public void addEntityId(Long entityId, List<String> snippets)	{

	    String snippet = (String) SnippetCacheWrapper.getSnippet(CacheKeys.CATEGORY_SNIPPET_CACHE_KEY, entityId+"", sourceId);

	    if (snippet != null)	{

	        snippets.add(snippet);

	    }

	}

	public List<String> getTagSnippets() {

		CatalogClient catalogClientService;

		try {

			catalogClientService = new CatalogClient();

			Client cc = catalogClientService.getClient();

			for (long entityId : cc.getAllEntitiesByTagName(uri)) {

				addEntityId(entityId, tagSnippets);

			}

		} catch (Exception e) {

			// TODO Auto-generated catch block

			e.printStackTrace();

		}

		return tagSnippets;

	}

    private void setFacet(List<String> fqs, SolrSearchService search) throws Exception{

    	String[] toshowfacetDefIDs;

    	String[] toshowfacetLabels;

		toshowfacetDefIDs = Utils.facetDefIDs;

		toshowfacetLabels = Utils.facetLabels;

    	this.facets = new LinkedHashMap<String, List<String[]>>();

    	for (int i=0; i<toshowfacetDefIDs.length; i++) {

    		String facetDefID = toshowfacetDefIDs[i];

    		String facetLabel = toshowfacetLabels[i];

    		Map<String, Integer> facetDetailMap = search.getFacetDetails(facetDefID);

    		if(facetDetailMap==null)

    			continue;

    		List<String[]> values = new ArrayList<String[]>();

    		for(Entry<String, Integer> facetEntry : facetDetailMap.entrySet()){

    			String selected = "";

    			if(fqs.contains(facetDefID + ":" + facetEntry.getKey())) {

    				selected = "checked=\"checked\"";

    			}

    		    String facet = facetEntry.getKey();

      			String drilldownURL = "&fq=" +  

    				URLEncoder.encode( facetDefID + ":" + facet, "UTF-8"); 

      			String[] afacet = new String[] { facet, 

      			      facetEntry.getValue().toString(), drilldownURL,  selected};

      			values.add(afacet);    

    		}

    		this.facets.put(facetLabel, values);

    	}

	}

    public List<String> getChildren(String categoryLabel) {

    	return SearchController.getCategoriesChildren().get(categoryLabel);

    }

}