package zk.support.treebugs20140121;

import java.util.ArrayList;
import java.util.List;

import org.zkoss.bind.BindUtils;
import org.zkoss.bind.annotation.AfterCompose;
import org.zkoss.bind.annotation.BindingParam;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.ContextParam;
import org.zkoss.bind.annotation.ContextType;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.select.Selectors;
import org.zkoss.zul.DefaultTreeModel;
import org.zkoss.zul.DefaultTreeNode;
import org.zkoss.zul.TreeNode;


public class VM {

  private boolean showAux = true;

  @AfterCompose
  public void afterCompose(@ContextParam(ContextType.VIEW) Component view) {
    Selectors.wireComponents(view, this, false);
  }

  public DefaultTreeModel<String> getTreeModel() {
    List<DefaultTreeNode<String>> children = new ArrayList<DefaultTreeNode<String>>();
    TreeNode<String> root = new DefaultTreeNode<String>("root", children);
    for (int i = 0; i < 10; i++) {
      root.getChildren().add(new DefaultTreeNode<String>("c" + i));
    }
    DefaultTreeModel<String> model = new DefaultTreeModel<String>(root);

    return model;
  }

  public List<String> getCols() {
    List<String> result = new ArrayList<String>();
    result.add("Fixed column");
    result.add("col_1 col_1 col_1");
    result.add("col_2");
    result.add("col_3");
    result.add("");
    return result;
  }

  public List<String> getItems() {
    List<String> result = new ArrayList<String>();
    result.add("fixed item");
    result.add("1");
    result.add("2");
    result.add("3");
    result.add("4");
    return result;
  }

  @Command
  public void doSomething() {
    BindUtils.postNotifyChange(null, null, this, "cols");
  }

  public boolean isVisible(String name) {
    return true;
    // return name.indexOf("_2") == -1;
  }

  @Command
  public void toggleAux(@BindingParam("state") Boolean state) {
    this.showAux = state;
    BindUtils.postNotifyChange(null, null, this, "cols");
    BindUtils.postNotifyChange(null, null, this, "showAux");
  }

  public void setShowAux(boolean showAux) {
    System.out.println("showAux " + this.showAux);
    this.showAux = showAux;
  }

  public boolean isShowAux() {
    System.out.println("showAux " + this.showAux);
    return this.showAux;
  }

  public String colTemplate(int index) {
    if (index == 0) {
      return "col0";
    } else if (index == getCols().size() - 1) {
      return "fill";
    } else {
      return "col";
    }
  }

  public String auxTemplate(int index) {
    if (index == 0) {
      return "aux0";
    } else if (index == getCols().size() - 1) {
      return "fill";
    } else {
      return "aux";
    }
  }

  public String cellTemplate(int index) {
    if (index == 0) {
      return "cell0";
    } else if (index == getCols().size() - 1) {
      return "fill";
    } else {
      return "cell";
    }
  }

}