felix@2925: package de.intevation.flys.client.client.ui.chart;
felix@2925: 
sascha@2939: import com.google.gwt.core.client.GWT;
sascha@2939: import com.google.gwt.i18n.client.NumberFormat;
felix@2925: import com.google.gwt.json.client.JSONArray;
felix@2925: import com.google.gwt.json.client.JSONNumber;
felix@2925: import com.google.gwt.json.client.JSONParser;
felix@2925: import com.google.gwt.json.client.JSONString;
felix@2925: import com.google.gwt.user.client.rpc.AsyncCallback;
felix@2925: 
sascha@2939: import com.smartgwt.client.types.Alignment;
felix@2925: import com.smartgwt.client.util.SC;
felix@2925: import com.smartgwt.client.widgets.Button;
felix@2925: import com.smartgwt.client.widgets.Label;
sascha@2939: import com.smartgwt.client.widgets.Window;
felix@2925: import com.smartgwt.client.widgets.events.ClickEvent;
felix@2925: import com.smartgwt.client.widgets.events.ClickHandler;
sascha@2939: import com.smartgwt.client.widgets.form.DynamicForm;
sascha@2939: import com.smartgwt.client.widgets.form.fields.TextItem;
sascha@2939: import com.smartgwt.client.widgets.form.fields.events.BlurEvent;
sascha@2939: import com.smartgwt.client.widgets.form.fields.events.BlurHandler;
sascha@2939: import com.smartgwt.client.widgets.layout.HLayout;
sascha@2939: import com.smartgwt.client.widgets.layout.VLayout;
felix@2925: 
felix@2925: import de.intevation.flys.client.client.Config;
felix@2925: import de.intevation.flys.client.client.FLYSConstants;
sascha@2939: import de.intevation.flys.client.client.event.RedrawRequestEvent;
sascha@2939: import de.intevation.flys.client.client.event.RedrawRequestHandler;
sascha@2939: import de.intevation.flys.client.client.services.FeedServiceAsync;
sascha@2939: import de.intevation.flys.client.client.services.LoadArtifactServiceAsync;
sascha@2939: import de.intevation.flys.client.client.utils.DoubleValidator;
sascha@2939: import de.intevation.flys.client.shared.model.Artifact;
felix@2925: import de.intevation.flys.client.shared.model.Collection;
felix@2925: import de.intevation.flys.client.shared.model.CollectionItem;
felix@2925: import de.intevation.flys.client.shared.model.Data;
felix@2925: import de.intevation.flys.client.shared.model.DefaultArtifact;
felix@2925: import de.intevation.flys.client.shared.model.DefaultData;
sascha@2939: import de.intevation.flys.client.shared.model.Property;
sascha@2939: import de.intevation.flys.client.shared.model.PropertyGroup;
felix@2925: import de.intevation.flys.client.shared.model.Recommendation;
felix@2925: import de.intevation.flys.client.shared.model.Settings;
felix@2925: import de.intevation.flys.client.shared.model.StringProperty;
felix@2925: 
sascha@2939: import java.util.List;
sascha@2939: import java.util.Map;
felix@2925: 
felix@2925: /**
felix@2925:  * UI to enter point data and save it to an PointArtifact.
felix@2925:  */
felix@2925: public class ManualWSPEditor
felix@2925: extends      Window
felix@2925: implements   ClickHandler
felix@2925: {
felix@2925:     /** The interface that provides i18n messages. */
felix@2925:     protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
felix@2925: 
felix@2925:     /** Name of the main data item to be fed. */
felix@2925:     public static final String LINE_DATA = "manualpoints.lines";
felix@2925: 
christian@4568:     /** When we change something, we need a RedrawRequest(Handler). */
felix@2925:     protected RedrawRequestHandler redrawRequestHandler;
felix@2925: 
felix@2925:     /** The collection */
felix@2925:     protected Collection collection;
felix@2925: 
felix@2925:     /** Service handle to clone and add artifacts to collection. */
felix@2925:     LoadArtifactServiceAsync loadArtifactService = GWT.create(
felix@2925:             de.intevation.flys.client.client.services.LoadArtifactService.class);
felix@2925: 
felix@2925:     /** Service to feed the artifact with new point-data. */
felix@2925:     FeedServiceAsync feedService = GWT.create(
felix@2925:         de.intevation.flys.client.client.services.FeedService.class);
felix@2925: 
felix@2925:     /** UUID of artifact to feed. */
felix@2925:     protected String uuid;
felix@2925: 
felix@2925:     /** Name of the outputmode, important when feeding data. */
felix@2925:     protected String outputModeName;
felix@2925: 
felix@2925:     /** Name of the data item for lines in this context. */
felix@2925:     protected String dataItemName;
felix@2925: 
felix@2925:     /** Input Field for y-coor of line. */
felix@2925:     protected TextItem valueInputPanel;
felix@2925: 
felix@2925:     /** Input Field for name of line. */
felix@2925:     protected TextItem nameInputPanel;
felix@2925: 
felix@2925:     /** Line data that is not added in this session. */
felix@2925:     protected JSONArray oldLines = null;
felix@2925: 
felix@2925: 
felix@2925:     /**
felix@2925:      * Setup editor dialog.
felix@2925:      * @param collection The collection to use.
felix@2925:      */
felix@2925:     public ManualWSPEditor(Collection collection,
felix@2925:         RedrawRequestHandler handler, String outputModeName
felix@2925:     ) {
felix@2925:         this.collection = collection;
felix@2925:         this.redrawRequestHandler = handler;
felix@2925:         this.outputModeName = outputModeName;
felix@2925:         this.dataItemName = outputModeName + "." + LINE_DATA;
felix@2925:         init();
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /** Searches collection for first artifact to serve (manual) line data. */
felix@2925:     public String findManualPointsUUID() {
felix@2925:         int size = collection.getItemLength();
felix@2925: 
felix@2925:         for (int i = 0; i < size; i++) {
felix@2925:             CollectionItem item = collection.getItem(i);
christian@4568:             String dataValue = item.getData().get(dataItemName);
felix@2925:             if (dataValue != null) {
felix@2925:                 // Found it.
felix@2925:                 uuid = item.identifier();
felix@2925:                 return uuid;
felix@2925:             }
felix@2925:         }
felix@2925: 
felix@2925:         return null;
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /**
felix@2925:      * Initialize the editor window and its components.
felix@2925:      */
felix@2925:     protected void init() {
felix@2927:         setTitle(MSG.addWSP());
felix@2925:         setCanDragReposition(true);
felix@2925:         setCanDragResize(true);
felix@2925: 
felix@2925:         if(findManualPointsUUID() == null) {
felix@2925:             addArtifactCreateUI();
felix@2925:         }
felix@2925:         else {
felix@2925:             createUI();
felix@2925:         }
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /** Create and setup/add the ui. */
felix@2925:     public void createUI() {
felix@2925:         Button accept = new Button(MSG.label_ok());
felix@2925:         Button cancel = new Button(MSG.label_cancel());
felix@2925:         cancel.addClickHandler(this);
felix@2925: 
felix@2925:         accept.addClickHandler(new ClickHandler() {
christian@4568:             @Override
felix@2925:             public void onClick(ClickEvent e) {
felix@2925:                 okClicked();
felix@2925:             }
felix@2925:         });
felix@2925: 
felix@2925:         HLayout buttons = new HLayout();
felix@2925:         buttons.addMember(accept);
felix@2925:         buttons.addMember(cancel);
felix@2925:         buttons.setAlign(Alignment.CENTER);
felix@2925:         buttons.setHeight(30);
felix@2925: 
felix@2925:         // Use X and Y as default fallback.
felix@2925:         String yAxis = "Y";
felix@2925: 
felix@2925:         // Get header text from collection settings.
felix@2925:         Settings settings = this.collection.getSettings(outputModeName);
felix@2925:         List<Property> axes = settings.getSettings("axes");
felix@2925:         if(axes != null) {
felix@2925:             for (Property p: axes) {
felix@2925:                 PropertyGroup pg = (PropertyGroup)p;
felix@2925:                 StringProperty id =
felix@2925:                     (StringProperty)pg.getPropertyByName("id");
felix@2927:                 if (id.getValue().equals("W")) {
felix@2925:                     StringProperty name =
felix@2925:                         (StringProperty)pg.getPropertyByName("label");
felix@2925:                     yAxis = name.getValue();
felix@2925:                 }
felix@2925:             }
felix@2925:         }
felix@2925: 
felix@2927:         DynamicForm form = new DynamicForm();
felix@2927:         valueInputPanel = new TextItem();
felix@2927:         valueInputPanel.setTitle(yAxis);
felix@2927:         valueInputPanel.setShowTitle(true);
felix@2928:         valueInputPanel.addBlurHandler(new BlurHandler() {
christian@4568:             @Override
felix@2928:             public void onBlur(BlurEvent e) {
felix@2928:                  DoubleValidator validator = new DoubleValidator();
felix@2928:                  Map errors = e.getForm().getErrors();
felix@3354:                  validator.validate(e.getItem(), errors);
felix@3354:                  e.getForm().setErrors(errors, true);
felix@2928:             }
felix@2928:         });
felix@2927:         nameInputPanel = new TextItem();
felix@2927:         nameInputPanel.setTitle(MSG.pointname());
felix@2927:         nameInputPanel.setShowTitle(true);
felix@2927:         form.setFields(valueInputPanel, nameInputPanel);
felix@2927: 
felix@2927:         VLayout layout = new VLayout();
felix@2927:         layout.addMember(form);
felix@2925: 
felix@2925:         // Find the artifacts uuid.
felix@2925:         // TODO this has been called already, why call it again?
felix@2925:         findManualPointsUUID();
felix@2925:         CollectionItem item = collection.getItem(uuid);
felix@2925: 
felix@2925:         // Store the old line data.
felix@2925:         if (item != null) {
felix@2925:             String jsonData = item.getData().get(dataItemName);
felix@2925:             oldLines = (JSONArray) JSONParser.parse(jsonData);
felix@2925:         }
felix@2925:         else {
felix@2925:             GWT.log("No old lines found for " + uuid);
felix@2925:         }
felix@2925: 
felix@2925:         addItem(layout);
felix@2925: 
felix@2925:         addItem(buttons);
felix@2927:         setWidth(360);
felix@2927:         setHeight(120);
felix@2925:         centerInPage();
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /**
felix@2925:      * Create JSON representation of the points present in the form.
felix@2925:      * Add old data, too.
felix@2925:      * @return a jsonarray with the old and the new lines.
felix@2925:      */
felix@2925:     protected JSONArray jsonArrayFromForm() {
felix@2925:         if (oldLines == null) {
felix@2925:             oldLines = new JSONArray();
felix@2925:         }
felix@2925: 
felix@2925:         double val;
felix@2925:         if (valueInputPanel.getValue() == null)
felix@2925:             return oldLines;
felix@2925:         try {
felix@2925:             NumberFormat nf = NumberFormat.getDecimalFormat();
felix@2925:             double d = nf.parse(valueInputPanel.getValue().toString());
felix@2925:             val = d;
felix@2925:         }
felix@2925:         catch(NumberFormatException nfe) {
christian@4568:             GWT.log("fehler... nfe... TODO");
felix@2925:             return oldLines;
felix@2925:         }
felix@2925: 
felix@2925:         JSONArray data = new JSONArray();
felix@2925:         data.set(0, new JSONNumber(val));
felix@2925:         if (nameInputPanel.getValue() == null) {
felix@2925:             data.set(1, new JSONString(valueInputPanel.getValue().toString()));
felix@2925:         }
felix@2925:         else {
felix@2925:             data.set(1, new JSONString(nameInputPanel.getValue().toString()));
felix@2925:         }
felix@2925:         oldLines.set(oldLines.size(), data);
felix@2925: 
felix@2925:         return oldLines;
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /**
felix@2925:      * Called when OK Button was clicked. Then, if entered values are valid,
felix@2925:      * fire a RedrawRequest and destroy.
felix@2925:      */
felix@2925:     protected void okClicked() {
felix@2925:         if (valueInputPanel.getValue() == null) {
felix@2925:             return;
felix@2925:         }
felix@2925:         GWT.log(valueInputPanel.getValue().toString());
felix@2925:         if(isDialogValid()) {
felix@2925:             // Feed JSON-encoded content of form.
felix@2925:             JSONArray list = jsonArrayFromForm();
felix@2925: 
felix@2925:             Data[] feedData = new Data[] {
felix@2925:                 DefaultData.createSimpleStringData(dataItemName,
felix@2925:                     list.toString())
felix@2925:             };
felix@2925: 
felix@2925:             feedService.feed(
felix@2925:                 Config.getInstance().getLocale(),
felix@2925:                 new DefaultArtifact(uuid, "TODO:hash"),
felix@2925:                 feedData,
felix@2925:                 new AsyncCallback<Artifact>() {
christian@4568:                     @Override
felix@2925:                     public void onFailure(Throwable caught) {
felix@2925:                         GWT.log("Could not feed artifact with lines.");
felix@2925:                         SC.warn(MSG.getString(caught.getMessage()));
felix@2925:                         enable();
felix@2925:                     }
christian@4568:                     @Override
felix@2925:                     public void onSuccess(Artifact fartifact) {
felix@2925:                         GWT.log("Successfully set lines ");
felix@2925:                         redrawRequestHandler.onRedrawRequest(
felix@2925:                             new RedrawRequestEvent());
felix@2925:                         destroy();
felix@2925:                     }
felix@2925:                 });
felix@2925:         }
felix@2925:         else {
felix@2925:             GWT.log("Dialog not valid");
felix@2925:             SC.warn(MSG.error_dialog_not_valid());
felix@2925:         }
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /** Add a ManualPointArtifact to Collection. */
felix@2925:     public void addArtifactCreateUI() {
felix@2925:         final Label standByLabel = new Label(MSG.standby());
felix@2925:         addItem(standByLabel);
felix@2925: 
felix@2928:         setWidth(360);
felix@2928:         setHeight(120);
felix@2925:         centerInPage();
felix@2925: 
felix@2925:         Config config = Config.getInstance();
felix@2925:         String locale = config.getLocale();
felix@2925: 
felix@2925:         loadArtifactService.load(
felix@2925:             this.collection,
felix@2925:             new Recommendation("manualpoints", ""),
felix@2925:             "manualpoints",
felix@2925:             locale,
felix@2925:             new AsyncCallback<Artifact>() {
christian@4568:                 @Override
felix@2925:                 public void onFailure(Throwable caught) {
felix@2925:                     GWT.log("Creating manualpoint artifact failed!");
felix@2925:                 }
christian@4568:                 @Override
felix@2925:                 public void onSuccess(Artifact artifact) {
felix@2925:                     GWT.log("Successfully created artifact.");
felix@2925:                     removeItem(standByLabel);
felix@2925:                     uuid = artifact.getUuid();
felix@2925:                     createUI();
felix@2925:                 }
felix@2925:             });
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /**
felix@2925:      * This method is called when the user aborts point editing.
felix@2925:      * @param event The event.
felix@2925:      */
christian@4568:     @Override
felix@2925:     public void onClick(ClickEvent event) {
felix@2925:         this.destroy();
felix@2925:     }
felix@2925: 
felix@2925: 
felix@2925:     /** Return false if x or y attribute is missing. */
felix@2925:     protected boolean isDialogValid() {
felix@2929:         return (DoubleValidator.isDouble(valueInputPanel.getValue()));
felix@2925:     }
felix@2925: }
felix@2925: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :