package com.vci.rmip.code.client.codeapply.Apply410.object;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class Page<T> {
	private static final long serialVersionUID = 8545996863226528798L;
	protected List<T> records;
	protected long total;
	protected long size;
	protected long current;
	protected List<OrderItem> orders;
	protected boolean optimizeCountSql;
	protected boolean searchCount;
	protected boolean optimizeJoinOfCountSql;
	protected String countId;
	protected Long maxLimit;
	protected long pages;


	public Page() {
		this.records = Collections.emptyList();
		this.total = 0L;
		this.size = 10L;
		this.current = 1L;
		this.orders = new ArrayList();
		this.optimizeCountSql = true;
		this.searchCount = true;
		this.optimizeJoinOfCountSql = true;
	}

	public Page(long current, long size) {
		this(current, size, 0L);
	}

	public Page(long current, long size, long total) {
		this(current, size, total, true);
	}

	public Page(long current, long size, boolean searchCount) {
		this(current, size, 0L, searchCount);
	}

	public Page(long current, long size, long total, boolean searchCount) {
		this.records = Collections.emptyList();
		this.total = 0L;
		this.size = 10L;
		this.current = 1L;
		this.orders = new ArrayList();
		this.optimizeCountSql = true;
		this.searchCount = true;
		this.optimizeJoinOfCountSql = true;
		if (current > 1L) {
			this.current = current;
		}

		this.size = size;
		this.total = total;
		this.searchCount = searchCount;
	}

	public boolean hasPrevious() {
		return this.current > 1L;
	}

	public boolean hasNext() {
		return this.current < this.getPages();
	}

	public List<T> getRecords() {
		return this.records;
	}

	public Page<T> setRecords(List records) {
		this.records = records;
		return this;
	}

	public long getTotal() {
		return this.total;
	}

	public Page<T> setTotal(long total) {
		this.total = total;
		return this;
	}

	public long getSize() {
		return this.size;
	}

	public Page<T> setSize(long size) {
		this.size = size;
		return this;
	}

	public long getCurrent() {
		return this.current;
	}

	public Page<T> setCurrent(long current) {
		this.current = current;
		return this;
	}

	public String countId() {
		return this.countId;
	}

	public Long maxLimit() {
		return this.maxLimit;
	}

//	private String[] mapOrderToArray(Predicate<OrderItem> filter) {
//		List<String> columns = new ArrayList(this.orders.size());
//		this.orders.forEach((i) -> {
//			if (filter.test(i)) {
//				columns.add(i.getColumn());
//			}
//
//		});
//		return (String[])columns.toArray(new String[0]);
//	}

//	private void removeOrder(Predicate<OrderItem> filter) {
//		for(int i = this.orders.size() - 1; i >= 0; --i) {
//			if (filter.test(this.orders.get(i))) {
//				this.orders.remove(i);
//			}
//		}
//
//	}

	public Page<T> addOrder(OrderItem... items) {
		this.orders.addAll(Arrays.asList(items));
		return this;
	}

	public Page<T> addOrder(List<OrderItem> items) {
		this.orders.addAll(items);
		return this;
	}

	public List<OrderItem> orders() {
		return this.orders;
	}

	public boolean optimizeCountSql() {
		return this.optimizeCountSql;
	}

	public static <T> Page<T> of(long current, long size, long total, boolean searchCount) {
		return new Page(current, size, total, searchCount);
	}

	public boolean optimizeJoinOfCountSql() {
		return this.optimizeJoinOfCountSql;
	}

	public Page<T> setSearchCount(boolean searchCount) {
		this.searchCount = searchCount;
		return this;
	}

	public Page<T> setOptimizeCountSql(boolean optimizeCountSql) {
		this.optimizeCountSql = optimizeCountSql;
		return this;
	}

	public long getPages() {
		return getPages();
	}

	public void setPages(long pages) {
		this.pages = pages;
	}

	public static <T> Page<T> of(long current, long size) {
		return of(current, size, 0L);
	}

	public static <T> Page<T> of(long current, long size, long total) {
		return of(current, size, total, true);
	}

	public static <T> Page<T> of(long current, long size, boolean searchCount) {
		return of(current, size, 0L, searchCount);
	}

	public boolean searchCount() {
		return this.total < 0L ? false : this.searchCount;
	}

	/** @deprecated */
	@Deprecated
	public String getCountId() {
		return this.countId;
	}

	/** @deprecated */
	@Deprecated
	public Long getMaxLimit() {
		return this.maxLimit;
	}

	/** @deprecated */
	@Deprecated
	public List<OrderItem> getOrders() {
		return this.orders;
	}

	/** @deprecated */
	@Deprecated
	public boolean isOptimizeCountSql() {
		return this.optimizeCountSql;
	}

	/** @deprecated */
	@Deprecated
	public boolean isSearchCount() {
		return this.searchCount;
	}

	public void setOrders(final List<OrderItem> orders) {
		this.orders = orders;
	}

	public void setOptimizeJoinOfCountSql(final boolean optimizeJoinOfCountSql) {
		this.optimizeJoinOfCountSql = optimizeJoinOfCountSql;
	}

	public void setCountId(final String countId) {
		this.countId = countId;
	}

	public void setMaxLimit(final Long maxLimit) {
		this.maxLimit = maxLimit;
	}
}