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.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;

import com.google.gson.Gson;

/**
 * @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 Map<String, Double> dynamicSearchMap = null;

        private String query;

        private Double minPrice =null;
        private Double maxPrice = null;
        
        private long type = 0;
        private long windowSize = 20;
        private long page = 1;
        private long totalResults;
        private long beginIndex = 0;
        private String url;
        private String sortOrder = "F_50030+desc";
        private String sortUrl = "?";
        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>>>();
        
        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");
                        sortUrl += "&fq=" + URLEncoder.encode(fqrys[i], "UTF-8");
                        String facetName = StringUtils.split(fqrys[i], ":")[0];
                        String facetValue = StringUtils.split(fqrys[i], ":")[1];
                        String facetLabel = Utils.FACET_LABEL_MAP.get(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("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");
                }
                sortUrl = url;
                
        if(this.request.getParameter("page") != null){
                this.page = Long.parseLong(this.request.getParameter("page"));
                this.beginIndex = this.windowSize * (this.page-1);
        }

        if(request.getParameter("sort")!=null){
                url= url + "&sort=" + this.request.getParameter("sort");
                sortOrder = this.request.getParameter("sort");
        }

        
        if (type!=0) {
                query = "*&fq=F_50029:"+query;
        }
                
        
        SolrSearchService search = new SolrSearchService(query, fqrys, (page-1)*windowSize, windowSize, minPrice, maxPrice, "F_50028+asc," + sortOrder, sourceId);
        this.results =  search.getResultMap(); 
        this.dynamicSearchMap = search.getDynamicPriceMap();
        setFacet(Arrays.asList(fqrys), search);


        Map<String, Double> priceMap = search.getPriceStatsMap();
        if(priceMap != null){
                if (this.minPrice == null){
                        this.minPrice = priceMap.get("min");
                }
                if(this.maxPrice == null) {
                        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;
        }
        
    
    public List<String> getChildren(String categoryLabel) {
        return SearchController.getCategoriesChildren().get(categoryLabel);
    }
    
        public String getDynamicSearchMap(){
        if (this.dynamicSearchMap == null) {
                return "{}";
        } else {
                return new Gson().toJson(this.dynamicSearchMap);
        }
    }
        
        public String getSortOrder(){
                return this.sortOrder;
        }
        
        public String getSortUrl(){
                return this.sortUrl;
        }

        public String getUri(){
                return this.uri;
        }
        
        private void setFacet(List<String> fqs, SolrSearchService search) throws Exception{

        this.facets = new LinkedHashMap<String, List<String[]>>();
        List<String> filtrableFacets = search.getFilterableFacets();
        for (String filtrableFacet : filtrableFacets) {
                
                Map<String, Integer> facetDetailMap = search.getFacetDetails(filtrableFacet);
                if(facetDetailMap==null)
                        continue;
                List<String[]> values = new ArrayList<String[]>();
                for(Entry<String, Integer> facetEntry : facetDetailMap.entrySet()){
                        String selected = "";
                        if(fqs.contains(filtrableFacet + ":" + facetEntry.getKey())) {
                                selected = "checked=\"checked\"";
                        }
                    String facet = facetEntry.getKey();
                        String drilldownURL = "&fq=" +  
                                URLEncoder.encode( filtrableFacet + ":" + facet, "UTF-8"); 
                        String[] afacet = new String[] { facet, 
                              facetEntry.getValue().toString(), drilldownURL,  selected};
                        values.add(afacet);    
                }
                
                this.facets.put(Utils.FACET_LABEL_MAP.get(filtrableFacet), values);
        }
        }
}