/*
 * @(#) net.bis5.mattermost.client4.Pager
 * Copyright (c) 2017 Maruyama Takayuki
 *
 * 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 net.bis5.mattermost.client4;

import lombok.Value;

/**
 * TODO 型の説明
 * 
 * @author Maruyama Takayuki
 * @since 2017/09/09
 */
@Value(staticConstructor = "of")
public class Pager {

	private final int page;
	private final int perPage;

	private static final Pager DEFAULT = of(0, 60);

	public static Pager defaultPager() {
		return DEFAULT;
	}

	public String toQuery() {
		return toQuery(true);
	}

	public String toQuery(boolean isHead) {
		return (isHead ? "?" : "&") + String.format("page=%d&per_page=%d", page, perPage);
	}

}

/*
 * @(#) net.bis5.mattermost.client4.Pager
 * Copyright (c) 2017 Maruyama Takayuki
 *
 * 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 net.bis5.mattermost.client4;

import lombok.Value;

/**
 * TODO 型の説明
 * 
 * @author Maruyama Takayuki
 * @since 2017/09/09
 */
@Value(staticConstructor = "of")
public class Pager {

	private final int page;
	private final int perPage;

	private static final Pager DEFAULT = of(0, 60);

	public static Pager defaultPager() {
		return DEFAULT;
	}

	public Pager nextPage() {
		return Pager.of(page + 1, perPage);
	}

	public String toQuery() {
		return toQuery(true);
	}

	public String toQuery(boolean isHead) {
		return (isHead ? "?" : "&") + String.format("page=%d&per_page=%d", page, perPage);
	}

}

add Pager#nextPage()