/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.tsfile.external.commons.io.build;

import org.apache.tsfile.external.commons.io.build.AbstractOrigin.ByteArrayOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.CharSequenceOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.FileOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.InputStreamOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.OutputStreamOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.PathOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.ReaderOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.URIOrigin;
import org.apache.tsfile.external.commons.io.build.AbstractOrigin.WriterOrigin;

import java.io.File;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.net.URI;
import java.nio.file.Path;
import java.nio.file.Paths;

/**
 * Abstracts building an instance of {@code T}.
 *
 * @param <T> the type of instances to build.
 * @param <B> the type of builder subclass.
 * @since 2.12.0
 */
public abstract class AbstractOriginSupplier<T, B extends AbstractOriginSupplier<T, B>>
    extends AbstractSupplier<T, B> {

  /**
   * Constructs a new byte array origin for a byte array.
   *
   * @param origin the byte array.
   * @return a new byte array origin.
   */
  protected static ByteArrayOrigin newByteArrayOrigin(final byte[] origin) {
    return new ByteArrayOrigin(origin);
  }

  /**
   * Constructs a new CharSequence origin for a CharSequence.
   *
   * @param origin the CharSequence.
   * @return a new file origin.
   * @since 2.13.0
   */
  protected static CharSequenceOrigin newCharSequenceOrigin(final CharSequence origin) {
    return new CharSequenceOrigin(origin);
  }

  /**
   * Constructs a new file origin for a file.
   *
   * @param origin the file.
   * @return a new file origin.
   */
  protected static FileOrigin newFileOrigin(final File origin) {
    return new FileOrigin(origin);
  }

  /**
   * Constructs a new file origin for a file path.
   *
   * @param origin the file path.
   * @return a new file origin.
   */
  protected static FileOrigin newFileOrigin(final String origin) {
    return new FileOrigin(new File(origin));
  }

  /**
   * Constructs a new input stream origin for a file.
   *
   * @param origin the input stream.
   * @return a new input stream origin.
   */
  protected static InputStreamOrigin newInputStreamOrigin(final InputStream origin) {
    return new InputStreamOrigin(origin);
  }

  /**
   * Constructs a new output stream origin for a file.
   *
   * @param origin the output stream.
   * @return a new output stream origin.
   */
  protected static OutputStreamOrigin newOutputStreamOrigin(final OutputStream origin) {
    return new OutputStreamOrigin(origin);
  }

  /**
   * Constructs a new path origin for a file.
   *
   * @param origin the path.
   * @return a new path origin.
   */
  protected static PathOrigin newPathOrigin(final Path origin) {
    return new PathOrigin(origin);
  }

  /**
   * Constructs a new path name origin for a path name.
   *
   * @param origin the path name.
   * @return a new path name origin.
   */
  protected static PathOrigin newPathOrigin(final String origin) {
    return new PathOrigin(Paths.get(origin));
  }

  /**
   * Constructs a new reader origin for a reader.
   *
   * @param origin the reader.
   * @return a new reader origin.
   */
  protected static ReaderOrigin newReaderOrigin(final Reader origin) {
    return new ReaderOrigin(origin);
  }

  /**
   * Constructs a new reader origin for a URI.
   *
   * @param origin the URI.
   * @return a new URI origin.
   */
  protected static URIOrigin newURIOrigin(final URI origin) {
    return new URIOrigin(origin);
  }

  /**
   * Constructs a new writer origin for a file.
   *
   * @param origin the writer.
   * @return a new writer .
   */
  protected static WriterOrigin newWriterOrigin(final Writer origin) {
    return new WriterOrigin(origin);
  }

  /** The underlying origin. */
  private AbstractOrigin<?, ?> origin;

  /**
   * Checks whether the origin is null.
   *
   * @return the origin.
   * @throws IllegalStateException if the {@code origin} is {@code null}.
   */
  protected AbstractOrigin<?, ?> checkOrigin() {
    if (origin == null) {
      throw new IllegalStateException("origin == null");
    }
    return origin;
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setByteArray(final byte[] origin) {
    return setOrigin(newByteArrayOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setFile(final File origin) {
    return setOrigin(newFileOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setFile(final String origin) {
    return setOrigin(newFileOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setInputStream(final InputStream origin) {
    return setOrigin(newInputStreamOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  protected B setOrigin(final AbstractOrigin<?, ?> origin) {
    this.origin = origin;
    return asThis();
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setOutputStream(final OutputStream origin) {
    return setOrigin(newOutputStreamOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setPath(final Path origin) {
    return setOrigin(newPathOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setPath(final String origin) {
    return setOrigin(newPathOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setReader(final Reader origin) {
    return setOrigin(newReaderOrigin(origin));
  }

  /**
   * Sets a new origin.
   *
   * @param origin the new origin.
   * @return this
   */
  public B setWriter(final Writer origin) {
    return setOrigin(newWriterOrigin(origin));
  }
}
