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package org.onetwo.easyui;

import java.util.List;

import org.onetwo.common.tree.TreeBuilder;
import org.onetwo.common.utils.map.MappableMap.MappingValueFunc;
import org.onetwo.common.utils.map.ObjectMappingBuilder;
import org.onetwo.easyui.EasyBuilder.SimpleEasyBuilder;

final public class EasyModel {
	public static  SimpleEasyBuilder newSimpleBuilder(Class clazz){
		return new SimpleEasyBuilder();
	}
	public static  EasyTreeBuilder newTreeBuilder(Class clazz){
		return new EasyTreeBuilder();
	}
	public static  EasyChildrenTreeModelBuilder newChildrenTreeBuilder(Class clazz){
		return new EasyChildrenTreeModelBuilder(ObjectMappingBuilder.newBuilder(clazz, EasyChildrenTreeModel.class));
	}
	public static  EasyComboBoxBuilder newComboBoxBuilder(Class clazz){
		return new EasyComboBoxBuilder();
	}
	
	public static class EasyChildrenTreeModelBuilder {
		private ObjectMappingBuilder builder;

		public EasyChildrenTreeModelBuilder(
				ObjectMappingBuilder builder) {
			super();
			this.builder = builder;
		}

		public EasyChildrenTreeModelBuilder mapId(String fieldName){
			builder.addMapping("id", fieldName);
			return this;
		}

		public EasyChildrenTreeModelBuilder mapText(String fieldName){
			builder.addMapping("text", fieldName);
			return this;
		}

		public EasyChildrenTreeModelBuilder mapParentId(String fieldName){
			builder.addMapping("parentId", fieldName);
			return this;
		}
		
		public EasyChildrenTreeModelBuilder mapState(String fieldName){
			builder.addMapping("state", fieldName);
			return this;
		}
		public EasyChildrenTreeModelBuilder mapIsStateOpen(MappingValueFunc stateFunc){
			builder.addMapping("state", src->stateFunc.mapping(src)?"open":"closed");
			return this;
		}
		
		public EasyChildrenTreeModelBuilder mapChecked(String fieldName){
			builder.addMapping("checked", fieldName);
			return this;
		}
		public EasyChildrenTreeModelBuilder mapChecked(MappingValueFunc stateFunc){
			builder.addMapping("checked", stateFunc);
			return this;
		}
		
		public EasyChildrenTreeModel build(List sourceObjects, String rootNode){
			List modelList = builder.bindValues(sourceObjects);
			List rootTree = new TreeBuilder<>(modelList)
														.rootIds(rootNode)
														.buidTree();
		    return rootTree.get(0);
		}
		
	}
	public static class EasyTreeBuilder extends EasyBuilder, E>{
		
		public EasyTreeBuilder mapId(String fieldName){
			addMapping("id", fieldName);
			return this;
		}
		
		public EasyTreeBuilder mapState(String fieldName){
			addMapping("state", fieldName);
			return this;
		}
		
		public EasyTreeBuilder mapText(String fieldName){
			addMapping("text", fieldName);
			return this;
		}
		
		/***
		 * true: open
		 * false: closed
		 * @param stateFunc
		 * @return
		 */
		public EasyTreeBuilder mapIsStateOpen(MappingValueFunc stateFunc){
			addMapping("state", src->stateFunc.mapping(src)?"open":"closed");
//			addMapping("state", new StateMappingValueFunc(stateFunc));
			return this;
		}

	}
	
	
	public static class EasyComboBoxBuilder extends EasyBuilder, E>{
		public EasyComboBoxBuilder mapValue(String fieldName){
			addMapping("value", fieldName);
			return this;
		}

		public EasyComboBoxBuilder mapText(String fieldName){
			addMapping("text", fieldName);
			return this;
		}
		public EasyComboBoxBuilder mapSelected(MappingValueFunc selected){
			addMapping("selected", selected);
			return this;
		}
	}
	
	private EasyModel(){}

}