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package cn.tangjiabao.halodb.core.map;

import java.util.Map;

import cn.tangjiabao.halodb.core.constant.HaloConstant;
import cn.tangjiabao.halodb.utils.map.HashMap;
import cn.tangjiabao.halodb.utils.map.LinkedHashMap;

/**
 * 设置查询参数
 * @author fengchangyi
 * @date 2014-11-6 上午9:16:45
 */
public class HaloMap extends LinkedHashMap implements
		Map {
	private static final long serialVersionUID = -6169144882263038794L;
	private String columnSql;
	private int addOrder = 0;
	private int addGroup = 0;
	private Map viewParams= new HashMap();
	private Map updateNullMap=new HashMap();
	public HaloMap() {
	}

	/**
	 * 普通map转换到HaloMap
	 * @param map
	 */
	public HaloMap(Map map) {
		if (null == map) {
			map = new HaloMap();
		}
		for (Entry entry : map.entrySet()) {
			this.set(entry.getKey(), entry.getValue());
		}
		// super(map);
	}

	/**
	 * 普通map设置到HaloMap
	 * @param map
	 * @return
	 */
	public HaloMap setAll(Map map) {
		if (null == map) {
			map = new HaloMap();
		}
		for (Entry entry : map.entrySet()) {
			this.set(entry.getKey(), entry.getValue());
		}
		return this;
	}

	/**
	 * 设置参数
	 * @param key
	 * @param value
	 * @return HaloMap
	 */
	public HaloMap set(String key, Object value) {
		if (key.startsWith(HaloConstant.Instruction.ADDORDER)) {
			addOrder++;
			super.put(HaloConstant.Instruction.ADDORDER+ addOrder, value);
			return this;
		}
		if (key.startsWith(HaloConstant.Instruction.ADDGROUP)) {
			addGroup++;
			super.put(HaloConstant.Instruction.ADDGROUP+ addGroup, value);
			return this;
		}
		super.put(key, value);
		return this;
	}

	/**
	 * 设置数组
	 * @param key
	 * @param value
	 * @return HaloMap
	 */
	public HaloMap sets(String key, Object... value) {
		Object valueTemp = value;
		return this.set(key, valueTemp);
	}
	/**
	 * 不允许使用！
	 * @param key
	 * @param value
	 * @return null
	 */
	public HaloMap put(String key, Object value) {
		throw new RuntimeException("不允许使用put！！");
	}
	/**
	 * 设置排序参数
	 * @param orders
	 * @return HaloMap
	 */
	public HaloMap addOrder(String... orders) {
		for (String order : orders) {
			this.set(HaloConstant.Instruction.ADDORDER, order);
		}
		return this;
	}
	/**
	 * 设置分组参数
	 * @param groups
	 * @return HaloMap
	 */
	public HaloMap addGroup(String... groups) {
		for (String group : groups) {
			this.set(HaloConstant.Instruction.ADDGROUP, group);
		}
		return this;
	}
	/**
	 * 设置查询结果的开始条数
	 * @param value
	 * @return HaloMap
	 */
	public HaloMap addBegin(Object value) {
		this.set(HaloConstant.Instruction.ADDBEGIN, value);
		return this;
	}

	/**
	 * 设置查询结果的结束条数
	 * @param value
	 * @return HaloMap
	 */
	public HaloMap addEnd(Object value) {
		this.set(HaloConstant.Instruction.ADDEND, value);
		return this;
	}


	public String getColumnSql() {
		return columnSql;
	}

	/**
	 * 设置columnSql(xml里的columnSql的Id)
	 * @param columnSql
	 * @return HaloMap
	 */
	public HaloMap setColumnSql(String columnSql) {
		this.columnSql=columnSql;
		return this;
	}

	public Map getViewParams() {
		return viewParams;
	}

	/**
	 * 设置halo视图的参数
	 * @param key
	 * @param value
	 * @return HaloMap
	 */
	public HaloMap setViewParam(String key,Object value) {
		this.viewParams.put(key, value);
		return this;
	}



	public Map getUpdateNullMap() {
		return updateNullMap;
	}

	/**
	 * 设置更新为null的字段
	 * @param fieldName
	 * @return
	 */
	public HaloMap setUpdateNullFields(String... fieldName) {
		for (String str : fieldName) {
			this.updateNullMap.put(str, true);
		}		
		return this;
	}

}