jaroslav@1202: package ${package};
jaroslav@1202: 
jaroslav@1202: import java.util.Arrays;
jaroslav@1202: import java.util.List;
jaroslav@1202: import net.java.html.json.ComputedProperty;
jaroslav@1202: import net.java.html.json.Context;
jaroslav@1202: import net.java.html.json.Function;
jaroslav@1202: import net.java.html.json.Model;
jaroslav@1202: import net.java.html.json.OnPropertyChange;
jaroslav@1202: import net.java.html.json.OnReceive;
jaroslav@1202: import net.java.html.json.Property;
jaroslav@1202: 
jaroslav@1202: @Model(className="TwitterModel", properties={
jaroslav@1202:     @Property(name="savedLists", type=Tweeters.class, array = true),
jaroslav@1202:     @Property(name="activeTweetersName", type=String.class),
jaroslav@1202:     @Property(name="activeTweeters", type=String.class, array = true),
jaroslav@1202:     @Property(name="userNameToAdd", type=String.class),
jaroslav@1213:     @Property(name="loading", type=boolean.class),
jaroslav@1202:     @Property(name="currentTweets", type=Tweet.class, array = true)
jaroslav@1202: })
jaroslav@1202: public class TwitterClient {
jaroslav@1202:     @Model(className = "Tweeters", properties = {
jaroslav@1202:         @Property(name="name", type = String.class),
jaroslav@1202:         @Property(name="userNames", type = String.class, array = true)
jaroslav@1202:     })
jaroslav@1202:     static class Twttrs {
jaroslav@1202:     }
jaroslav@1202:     @Model(className = "Tweet", properties = {
jaroslav@1202:         @Property(name = "from_user", type = String.class),
jaroslav@1202:         @Property(name = "from_user_id", type = int.class),
jaroslav@1202:         @Property(name = "profile_image_url", type = String.class),
jaroslav@1202:         @Property(name = "text", type = String.class),
jaroslav@1202:         @Property(name = "created_at", type = String.class),
jaroslav@1202:     })
jaroslav@1202:     static final class Twt {
jaroslav@1202:         @ComputedProperty static String html(String text) {
jaroslav@1202:             StringBuilder sb = new StringBuilder(320);
jaroslav@1202:             for (int pos = 0;;) {
jaroslav@1202:                 int http = text.indexOf("http", pos);
jaroslav@1202:                 if (http == -1) {
jaroslav@1202:                     sb.append(text.substring(pos));
jaroslav@1202:                     return sb.toString();
jaroslav@1202:                 }
jaroslav@1202:                 int spc = text.indexOf(' ', http);
jaroslav@1202:                 if (spc == -1) {
jaroslav@1202:                     spc = text.length();
jaroslav@1202:                 }
jaroslav@1202:                 sb.append(text.substring(pos, http));
jaroslav@1202:                 String url = text.substring(http, spc);
jaroslav@1202:                 sb.append("<a href='").append(url).append("'>").append(url).append("</a>");
jaroslav@1202:                 pos = spc;
jaroslav@1202:             }
jaroslav@1202:         }
jaroslav@1202:         
jaroslav@1202:         @ComputedProperty static String userUrl(String from_user) {
jaroslav@1202:             return "http://twitter.com/" + from_user;
jaroslav@1202:         }
jaroslav@1202:     }
jaroslav@1202:     @Model(className = "TwitterQuery", properties = {
jaroslav@1202:         @Property(array = true, name = "results", type = Twt.class)
jaroslav@1202:     })
jaroslav@1202:     public static final class TwttrQr {
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @OnReceive(url="{root}/search.json?{query}&callback={me}", jsonp="me")
jaroslav@1202:     static void queryTweets(TwitterModel page, TwitterQuery q) {
jaroslav@1202:         page.getCurrentTweets().clear();
jaroslav@1202:         page.getCurrentTweets().addAll(q.getResults());
jaroslav@1213:         page.setLoading(false);
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @OnPropertyChange("activeTweetersName")
jaroslav@1202:     static void changeTweetersList(TwitterModel model) {
jaroslav@1202:         Tweeters people = findByName(model.getSavedLists(), model.getActiveTweetersName());        
jaroslav@1202:         model.getActiveTweeters().clear();
jaroslav@1202:         model.getActiveTweeters().addAll(people.getUserNames());
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @OnPropertyChange({ "activeTweeters", "activeTweetersCount" })
jaroslav@1202:     static void refreshTweets(TwitterModel model) {
jaroslav@1202:         StringBuilder sb = new StringBuilder();
jaroslav@1202:         sb.append("rpp=25&q=");
jaroslav@1202:         String sep = "";
jaroslav@1202:         for (String p : model.getActiveTweeters()) {
jaroslav@1202:             sb.append(sep);
jaroslav@1202:             sb.append("from:");
jaroslav@1202:             sb.append(p);
jaroslav@1202:             sep = " OR ";
jaroslav@1202:         }
jaroslav@1213:         model.setLoading(true);
jaroslav@1202:         model.queryTweets("http://search.twitter.com", sb.toString());
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     private static final Context DEFAULT = Context.findDefault(TwitterClient.class);
jaroslav@1202:     static {
jaroslav@1202:         final TwitterModel model = new TwitterModel(DEFAULT);
jaroslav@1202:         final List<Tweeters> svdLst = model.getSavedLists();
jaroslav@1202:         svdLst.add(newTweeters("API Design", "JaroslavTulach"));
jaroslav@1202:         svdLst.add(newTweeters("Celebrities", "JohnCleese", "MCHammer", "StephenFry", "algore", "StevenSanderson"));
jaroslav@1202:         svdLst.add(newTweeters("Microsoft people", "BillGates", "shanselman", "ScottGu"));
jaroslav@1202:         svdLst.add(newTweeters("NetBeans", "GeertjanW","monacotoni", "NetBeans", "petrjiricka"));
jaroslav@1202:         svdLst.add(newTweeters("Tech pundits", "Scobleizer", "LeoLaporte", "techcrunch", "BoingBoing", "timoreilly", "codinghorror"));
jaroslav@1202: 
jaroslav@1202:         model.setActiveTweetersName("NetBeans");
jaroslav@1202: 
jaroslav@1202:         model.applyBindings();
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @ComputedProperty
jaroslav@1202:     static boolean hasUnsavedChanges(List<String> activeTweeters, List<Tweeters> savedLists, String activeTweetersName) {
jaroslav@1202:         Tweeters tw = findByName(savedLists, activeTweetersName);
jaroslav@1202:         if (activeTweeters == null) {
jaroslav@1202:             return false;
jaroslav@1202:         }
jaroslav@1202:         return !tw.getUserNames().equals(activeTweeters);
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @ComputedProperty
jaroslav@1202:     static int activeTweetersCount(List<String> activeTweeters) {
jaroslav@1202:         return activeTweeters.size();
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @ComputedProperty
jaroslav@1202:     static boolean userNameToAddIsValid(
jaroslav@1202:         String userNameToAdd, String activeTweetersName, List<Tweeters> savedLists, List<String> activeTweeters
jaroslav@1202:     ) {
jaroslav@1202:         return userNameToAdd != null && 
jaroslav@1202:             userNameToAdd.matches("[a-zA-Z0-9_]{1,15}") &&
jaroslav@1202:             !activeTweeters.contains(userNameToAdd);
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @Function
jaroslav@1202:     static void deleteList(TwitterModel model) {
jaroslav@1202:         final List<Tweeters> sl = model.getSavedLists();
jaroslav@1202:         sl.remove(findByName(sl, model.getActiveTweetersName()));
jaroslav@1202:         if (sl.isEmpty()) {
jaroslav@1202:             final Tweeters t = new Tweeters(DEFAULT);
jaroslav@1202:             t.setName("New");
jaroslav@1202:             sl.add(t);
jaroslav@1202:         }
jaroslav@1202:         model.setActiveTweetersName(sl.get(0).getName());
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @Function
jaroslav@1202:     static void saveChanges(TwitterModel model) {
jaroslav@1202:         Tweeters t = findByName(model.getSavedLists(), model.getActiveTweetersName());
jaroslav@1202:         int indx = model.getSavedLists().indexOf(t);
jaroslav@1202:         if (indx != -1) {
jaroslav@1202:             t.setName(model.getActiveTweetersName());
jaroslav@1202:             t.getUserNames().clear();
jaroslav@1202:             t.getUserNames().addAll(model.getActiveTweeters());
jaroslav@1202:         }
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     @Function
jaroslav@1202:     static void addUser(TwitterModel model) {
jaroslav@1202:         String n = model.getUserNameToAdd();
jaroslav@1202:         model.getActiveTweeters().add(n);
jaroslav@1202:     }
jaroslav@1202:     @Function
jaroslav@1202:     static void removeUser(String data, TwitterModel model) {
jaroslav@1202:         model.getActiveTweeters().remove(data);
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     private static Tweeters findByName(List<Tweeters> list, String name) {
jaroslav@1202:         for (Tweeters l : list) {
jaroslav@1202:             if (l.getName() != null && l.getName().equals(name)) {
jaroslav@1202:                 return l;
jaroslav@1202:             }
jaroslav@1202:         }
jaroslav@1202:         return list.isEmpty() ? new Tweeters(DEFAULT) : list.get(0);
jaroslav@1202:     }
jaroslav@1202:     
jaroslav@1202:     private static Tweeters newTweeters(String listName, String... userNames) {
jaroslav@1202:         Tweeters t = new Tweeters(DEFAULT);
jaroslav@1202:         t.setName(listName);
jaroslav@1202:         t.getUserNames().addAll(Arrays.asList(userNames));
jaroslav@1202:         return t;
jaroslav@1202:     }
jaroslav@1202: }