/*
 * Copyright © 2012-2014 Cask Data, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package co.cask.cdap.cli.command;

import co.cask.cdap.cli.ArgumentName;
import co.cask.cdap.cli.CLIConfig;
import co.cask.cdap.cli.ElementType;
import co.cask.cdap.cli.util.AbstractAuthCommand;
import co.cask.cdap.cli.util.RowMaker;
import co.cask.cdap.cli.util.table.Table;
import co.cask.cdap.cli.util.table.TableRenderer;
import co.cask.cdap.client.ApplicationClient;
import co.cask.cdap.proto.ProgramRecord;
import co.cask.common.cli.Arguments;
import com.google.common.collect.Lists;
import com.google.inject.Inject;

import java.io.PrintStream;
import java.util.List;

/**
 * Shows detailed information about an application.
 */
public class DescribeAppCommand extends AbstractAuthCommand {

  private final ApplicationClient applicationClient;

  @Inject
  public DescribeAppCommand(ApplicationClient applicationClient, CLIConfig cliConfig) {
    super(cliConfig);
    this.applicationClient = applicationClient;
  }

  @Override
  public void perform(Arguments arguments, PrintStream output) throws Exception {
    final String appId = arguments.get(ArgumentName.APP.toString());
    List<ProgramRecord> programsList = applicationClient.listPrograms(appId);

    Table table = Table.builder()
      .setHeader("app", "type", "id", "description")
      .setRows(programsList, new RowMaker<ProgramRecord>() {
        @Override
        public List<?> makeRow(ProgramRecord object) {
          return Lists.newArrayList(appId, object.getType().getCategoryName(),
                                    object.getName(), object.getDescription());
        }
      }).build();
    cliConfig.getTableRenderer().render(output, table);
  }

  @Override
  public String getPattern() {
    return String.format("describe app <%s>", ArgumentName.APP);
  }

  @Override
  public String getDescription() {
    return String.format("Shows information about an %s.", ElementType.APP.getPrettyName());
  }
}

@@ -876,58 +876,8 @@
 le;%0A
-import co.cask.cdap.cli.util.table.TableRenderer;%0A
 impo
@@ -1769,15 +1769,8 @@
 der(
-%22app%22, 
 %22typ
@@ -1968,15 +1968,8 @@
 ist(
-appId, 
 obje
@@ -1988,23 +1988,21 @@
 .get
-Categor
+Prett
 yName(),
 %0A   
@@ -2001,44 +2001,8 @@
 e(),
-%0A                                   
  obj

remove duplicate information (appId) from every row. also use programType#getPrettyName rather than getCategoryName