#include "RecordType.h"

#include "Component.h"

#include <string>
#include <iostream>
#include <sstream>

namespace Databoard {
	namespace Type {

		RecordType::RecordType()
		{
		}

		RecordType::RecordType(bool referable, std::vector<Component*> components)
		{
			this->referable = referable;

			this->components.resize(components.size(), NULL);

			for(int i = 0; i < (int)this->components.size(); ++i)
			{
				this->components[i] = components[i];
			}
		}

		RecordType::~RecordType()
		{
			for(int i = 0; i < (int)components.size(); ++i)
			{
				delete components.at(i);
			}

			components.clear();
		}

		bool RecordType::isReferable()
		{
			return referable;
		}

		void RecordType::addComponent(std::string name, DataType* type)
		{
			Component* component = new Component(name, type);

			components.push_back(component);
		}

		int RecordType::getComponentIndex(std::string fieldName)
		{
			for(int i = 0; i < (int)components.size(); ++i)
			{
				if(components.at(i)->getName() == fieldName)
				{
					return i;
				}
			}

			return -1;
		}

		Component* RecordType::getComponent(std::string fieldName)
		{
			for(int i = 0; i < (int)components.size(); ++i)
			{
				if(components.at(i)->getName() == fieldName)
				{
					return components.at(i);
				}
			}

			return NULL;
		}

		int RecordType::count()
		{
			return (int)components.size();
		}

		Component* RecordType::getComponent(int i)
		{
			return components.at(i);
		}

		//std::vector<Component*> RecordType::getComponents()
		//{
		//}

		std::string RecordType::writeOut(int indent)
		{
			bool isTuple = true;

			for(int i = 0; i < (int)components.size(); ++i)
			{
				std::istringstream oss(components.at(i)->getName());

				int name;

				oss >> name;

				if(name != i)
				{
					isTuple = false;

					break;
				}
			}

			std::string s;

			if(isTuple == false)
			{
				s += "{\n";
			}
			else
			{
				s += "( ";
			}

			indent += 1;

			for(int i = 0; i < (int)components.size(); ++i)
			{
				if(isTuple == false)
				{
					s.append(indent * 2, ' ');

					s += components.at(i)->getName() + " : ";
				}

				s += components.at(i)->getDataBoard()->writeOut(indent);

				if(i != ((int)components.size()-1))
				{
					s += ",";
				}

				if(isTuple == false)
				{
					s += "\n";
				}
				else
				{
					s += " ";
				}
			}

			indent -= 1;

			if(isTuple == false)
			{
				s.append(indent * 2, ' ');

				s += "}";
			}
			else
			{
				s += ")";
			}

			return s;
		}
	}
}