SubtaskViewVM.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2022 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.dossier.task;
 
import java.util.Collection;
import java.util.Collections;
import org.turro.attach.zul.control.AttachmentControl;
import org.turro.command.Context;
import org.turro.dossier.entity.Issue;
import org.turro.dossier.util.DossiersInfo;
import org.turro.dossier.zul.menu.DossierMenu;
import org.turro.elephant.context.Application;
import org.turro.i18n.I_;
import org.turro.zkoss.dialog.SelectionDialog;
import org.turro.zul.frame.Framework;
import org.zkoss.bind.BindUtils;
import org.zkoss.bind.annotation.BindingParam;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.ExecutionArgParam;
import org.zkoss.bind.annotation.Init;
import org.zkoss.bind.annotation.NotifyChange;
import org.zkoss.zk.ui.Component;
 
public class SubtaskViewVM {
 
  private final boolean show, all, addNew;
  private Issue issue;
 
  public SubtaskViewVM() {
    Application app = Application.getApplication();
    show = app.isInRole("issue:show");
    all = app.isInRole("issue:all");
    addNew = app.isInRole("issue:new");
  }
  
  @Init
  public void init(@ExecutionArgParam("issue") Issue issue) {
    this.issue = issue;
  }
 
  @Command
  public void showInfo(@BindingParam("taskItem") TaskItem taskItem, 
          @BindingParam("component") Component component, @BindingParam("position") String position) {
    if(show && (all || taskItem.getIssue().getFullParticipants().isParticipant())) {
      DossiersInfo.popup(taskItem.getIssue());
    }
  }
  
  @Command
  public void showIssue(@BindingParam("issue") Issue issue) {
    DossierMenu.showIssue(issue.getId());
  }
  
  @NotifyChange("model")
  @Command("update")
  public void update() {}
  
  @Command
  public void showAttachments(@BindingParam("issue") Issue issue) {
    if(show && (all || issue.getFullParticipants().isParticipant())) {
      AttachmentControl ac = new AttachmentControl();
      ac.setEntity(issue);
      SelectionDialog.showComponent(Framework.getCurrent().getPage(), I_.get("Attachments"), 
              ac, "80%", "80%", null);
    }
  }
  
  @Command
  public void addInformation(@BindingParam("issue") Issue issue) {
    if(show && (all || issue.getFullParticipants().isParticipant())) {
      DossierMenu.addInformation(issue, (Context context) -> {
        BindUtils.postNotifyChange(null, null, SubtaskViewVM.this, "model");
        return null;      
      });
    }
  }
  
  @Command
  public void addSubtask(@BindingParam("issue") Issue issue) {
    if(all || addNew) {
      DossierMenu.addSubtask(issue, (Context context) -> {
        BindUtils.postNotifyChange(null, null, SubtaskViewVM.this, "model");
        return null;
      });
    }
  }
  
  public Collection<TaskItem> getModel() {
    if(issue != null) {
      return Tasks.from(issue, false, false).getFilledFlat();
    } else {
      return Collections.EMPTY_LIST;
    }
  }
 
}