Subversion Repositories SmartDukaan

package in.shop2020.catalog.dashboard.client;

import in.shop2020.catalog.dashboard.shared.Item;

import in.shop2020.catalog.dashboard.shared.Utils;

import com.google.gwt.core.client.GWT;

import com.google.gwt.event.dom.client.ClickEvent;

import com.google.gwt.uibinder.client.UiBinder;

import com.google.gwt.uibinder.client.UiField;

import com.google.gwt.uibinder.client.UiHandler;

import com.google.gwt.user.client.Window;

import com.google.gwt.user.client.rpc.AsyncCallback;

import com.google.gwt.user.client.ui.Button;

import com.google.gwt.user.client.ui.ResizeComposite;

import com.google.gwt.user.client.ui.Widget;

public class ItemActions extends ResizeComposite{

    interface ItemActionsUiBinder extends UiBinder<Widget, ItemActions> {}

    private static ItemActionsUiBinder uiBinder = GWT.create(ItemActionsUiBinder.class);

    private final CatalogServiceAsync catalogService = GWT.create(CatalogService.class);

    private ItemDetails itemDetails;

    @UiField Button addItem, updateItem, phaseoutItem, activateItem, markAliveItem, pauseItem;

    public ItemActions(){

        initWidget(uiBinder.createAndBindUi(this));

    }

    @UiHandler("updateItem")

    void updateItem(ClickEvent event) {

        itemDetails.updateItem();

    }

    @UiHandler("addItem")

    void addItem(ClickEvent event) {

        ItemForm itemForm = new ItemForm();

        itemForm.center();

        itemForm.show();

    }

    @UiHandler("phaseoutItem")

    void phaseoutItem(ClickEvent event) {

        final long itemId = validateStatusChange(Utils.PHASED_OUT);

        if(itemId <= 0) {

            return;

        }

        catalogService.phaseoutItem(itemId, new AsyncCallback<Void>() {

            @Override

            public void onSuccess(Void result) {

                Window.alert("Item marked as PHASED OUT");

            }

            @Override

            public void onFailure(Throwable caught) {

                Window.alert("Error while marking item " + itemId + " PHASED OUT");

            }

        });

    }

    @UiHandler("activateItem")

    void activateItem(ClickEvent event) {

        final long itemId = validateStatusChange(Utils.ACTIVE);

        if(itemId <= 0) {

            return;

        }

        catalogService.activateItem(itemId, new AsyncCallback<Void>() {

            @Override

            public void onSuccess(Void result) {

                Window.alert("Item marked as ACTIVE");

            }

            @Override

            public void onFailure(Throwable caught) {

                Window.alert("Error while marking item " + itemId + " ACTIVE");

            }

        });

    }

    @UiHandler("pauseItem")

    void pauseItem(ClickEvent event) {

        final long itemId = validateStatusChange(Utils.PAUSED);

        if(itemId <= 0) {

            return;

        }

        catalogService.pauseItem(itemId, new AsyncCallback<Void>() {

            @Override

            public void onSuccess(Void result) {

                Window.alert("Item marked as PAUSED");

            }

            @Override

            public void onFailure(Throwable caught) {

                Window.alert("Error while marking item " + itemId + " PAUSED");

            }

        });

    }

    @UiHandler("markAliveItem")

    void markAsAlive(ClickEvent event) {

        final long itemId = validateStatusChange(Utils.IN_PROCESS);

        if(itemId <= 0) {

            return;

        }

        catalogService.markInProcess(itemId, new AsyncCallback<Void>() {

            @Override

            public void onSuccess(Void result) {

                Window.alert("Item marked as IN PROCESS");

            }

            @Override

            public void onFailure(Throwable caught) {

                Window.alert("Error while marking item " + itemId + " IN PROCESS");

            }

        });

    }

    public void setItemDetails(ItemDetails itemDetails) {

        this.itemDetails = itemDetails;

    }

    private long validateStatusChange(int toStatus) {

        final Item item = itemDetails.getItem();

        if(item == null) {

            Window.alert(getAlertString(toStatus)[0]);

            return -1;

        }

        if(!Utils.validateStatusChange(item.getItemStatusValue(), toStatus)) {

            Window.alert(getAlertString(toStatus)[1]);

            return -1;

        }

        return item.getId();

    }

    private String[] getAlertString(int toStatus) {

        String[] alertStr = {"", ""};

        switch(toStatus) {

        case Utils.PAUSED: {

            alertStr[0] = "Please select an ACTIVE item to mark PAUSED";

            alertStr[1] = "Cannot mark this item as PAUSED";

            break;

        }

        case Utils.IN_PROCESS: {

            alertStr[0] = "Please select a PHASED OUT item to mark IN PROCESS";

            alertStr[1] = "Cannot mark this item as IN PROCESS";

            break;

        }

        case Utils.ACTIVE: {

            alertStr[0] = "Please select a PAUSED item to mark ACTIVE";

            alertStr[1] = "Cannot mark this item as ACTIVE";

            break;

        }

        case Utils.PHASED_OUT: {

            alertStr[0] = "Please select an item to mark PHASED OUT";

            alertStr[1] = "Cannot mark this item as PHASED OUT";

            break;

        }

        }

        return alertStr;

    }

}