// ***************************************************************************************************************************
// * 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.juneau.csv;

import java.io.IOException;
import java.lang.reflect.*;
import java.nio.charset.*;
import java.util.*;
import java.util.function.*;

import org.apache.juneau.*;
import org.apache.juneau.http.header.*;
import org.apache.juneau.httppart.*;
import org.apache.juneau.internal.*;
import org.apache.juneau.parser.*;

/**
 * Session object that lives for the duration of a single use of {@link CsvParser}.
 *
 * <ul class='notes'>
 * 	<li class='warn'>This class is not thread safe and is typically discarded after one use.
 * </ul>
 *
 * <ul class='seealso'>
 * 	<li class='extlink'>{@source}
 * </ul>
 */
public final class CsvParserSession extends ReaderParserSession {

	//-------------------------------------------------------------------------------------------------------------------
	// Static
	//-------------------------------------------------------------------------------------------------------------------

	/**
	 * Creates a new builder for this object.
	 *
	 * @param ctx The context creating this session.
	 * @return A new builder.
	 */
	public static Builder create(CsvParser ctx) {
		return new Builder(ctx);
	}

	//-------------------------------------------------------------------------------------------------------------------
	// Builder
	//-------------------------------------------------------------------------------------------------------------------

	/**
	 * Builder class.
	 */
	@FluentSetters
	public static class Builder extends ReaderParserSession.Builder {

		CsvParser ctx;

		/**
		 * Constructor
		 *
		 * @param ctx The context creating this session.
		 */
		protected Builder(CsvParser ctx) {
			super(ctx);
			this.ctx = ctx;
		}

		@Override
		public CsvParserSession build() {
			return new CsvParserSession(this);
		}

		// <FluentSetters>

		@Override /* GENERATED - org.apache.juneau.ContextSession.Builder */
		public <T> Builder apply(Class<T> type, Consumer<T> apply) {
			super.apply(type, apply);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.ContextSession.Builder */
		public Builder debug(Boolean value) {
			super.debug(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.ContextSession.Builder */
		public Builder properties(Map<String,Object> value) {
			super.properties(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.ContextSession.Builder */
		public Builder property(String key, Object value) {
			super.property(key, value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.ContextSession.Builder */
		public Builder unmodifiable() {
			super.unmodifiable();
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.BeanSession.Builder */
		public Builder locale(Locale value) {
			super.locale(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.BeanSession.Builder */
		public Builder localeDefault(Locale value) {
			super.localeDefault(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.BeanSession.Builder */
		public Builder mediaType(MediaType value) {
			super.mediaType(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.BeanSession.Builder */
		public Builder mediaTypeDefault(MediaType value) {
			super.mediaTypeDefault(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.BeanSession.Builder */
		public Builder timeZone(TimeZone value) {
			super.timeZone(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.BeanSession.Builder */
		public Builder timeZoneDefault(TimeZone value) {
			super.timeZoneDefault(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.parser.ParserSession.Builder */
		public Builder javaMethod(Method value) {
			super.javaMethod(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.parser.ParserSession.Builder */
		public Builder outer(Object value) {
			super.outer(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.parser.ParserSession.Builder */
		public Builder schema(HttpPartSchema value) {
			super.schema(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.parser.ParserSession.Builder */
		public Builder schemaDefault(HttpPartSchema value) {
			super.schemaDefault(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.parser.ReaderParserSession.Builder */
		public Builder fileCharset(Charset value) {
			super.fileCharset(value);
			return this;
		}

		@Override /* GENERATED - org.apache.juneau.parser.ReaderParserSession.Builder */
		public Builder streamCharset(Charset value) {
			super.streamCharset(value);
			return this;
		}

		// </FluentSetters>
	}

	//-------------------------------------------------------------------------------------------------------------------
	// Instance
	//-------------------------------------------------------------------------------------------------------------------

	/**
	 * Constructor.
	 *
	 * @param builder The builder for this object.
	 */
	protected CsvParserSession(Builder builder) {
		super(builder);
	}

	@Override /* ParserSession */
	protected <T> T doParse(ParserPipe pipe, ClassMeta<T> type) throws IOException, ParseException {
		try (ParserReader r = pipe.getParserReader()) {
			if (r == null)
				return null;
			return parseAnything(type, r, getOuter(), null);
		}
	}

	private <T> T parseAnything(ClassMeta<T> eType, ParserReader r, Object outer, BeanPropertyMeta pMeta) throws ParseException {
		throw new ParseException("Not implemented.");
	}
}
