/*-
 * Copyright 2012-2018 Matthew Endsley
 * All rights reserved
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted providing that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef TINYSTL_VECTOR_H
#define TINYSTL_VECTOR_H

#include <tinystl/allocator.h>
#include <tinystl/buffer.h>
#include <tinystl/new.h>
#include <tinystl/stddef.h>

namespace tinystl {
	template<typename T, typename Alloc = TINYSTL_ALLOCATOR>
	class vector {
	public:
		vector();
		vector(const vector& other);
		vector(vector&& other);
		vector(size_t size);
		vector(size_t size, const T& value);
		vector(const T* first, const T* last);
		~vector();

		vector& operator=(const vector& other);
		vector& operator=(vector&& other);

		void assign(const T* first, const T* last);

		const T* data() const;
		T* data();
		size_t size() const;
		size_t capacity() const;
		bool empty() const;

		T& operator[](size_t idx);
		const T& operator[](size_t idx) const;

		const T& front() const;
		T& front();
		const T& back() const;
		T& back();

		void resize(size_t size);
		void resize(size_t size, const T& value);
		void clear();
		void reserve(size_t capacity);

		void push_back(const T& t);
		void pop_back();

		void emplace_back();
		template<typename Param>
		void emplace_back(const Param& param);

		void shrink_to_fit();

		void swap(vector& other);

		typedef T value_type;

		typedef T* iterator;
		iterator begin();
		iterator end();

		typedef const T* const_iterator;
		const_iterator begin() const;
		const_iterator end() const;

		void insert(iterator where);
		void insert(iterator where, const T& value);
		void insert(iterator where, const T* first, const T* last);

		template<typename Param>
		void emplace(iterator where, const Param& param);

		iterator erase(iterator where);
		iterator erase(iterator first, iterator last);

		iterator erase_unordered(iterator where);
		iterator erase_unordered(iterator first, iterator last);

	private:
		buffer<T, Alloc> m_buffer;
	};

	template<typename T, typename Alloc>
	inline vector<T, Alloc>::vector() {
		buffer_init(&m_buffer);
	}

	template<typename T, typename Alloc>
	inline vector<T, Alloc>::vector(const vector& other) {
		buffer_init(&m_buffer);
		buffer_reserve(&m_buffer, other.size());
		buffer_insert(&m_buffer, m_buffer.last, other.m_buffer.first, other.m_buffer.last);
	}

	template<typename T, typename Alloc>
	inline vector<T, Alloc>::vector(vector&& other) {
		buffer_move(&m_buffer, &other.m_buffer);
	}

	template<typename T, typename Alloc>
	inline vector<T, Alloc>::vector(size_t size) {
		buffer_init(&m_buffer);
		buffer_resize(&m_buffer, size);
	}

	template<typename T, typename Alloc>
	inline vector<T, Alloc>::vector(size_t size, const T& value) {
		buffer_init(&m_buffer);
		buffer_resize(&m_buffer, size, value);
	}

	template<typename T, typename Alloc>
	inline vector<T, Alloc>::vector(const T* first, const T* last) {
		buffer_init(&m_buffer);
		buffer_insert(&m_buffer, m_buffer.last, first, last);
	}

	template<typename T, typename Alloc>
	inline vector<T, Alloc>::~vector() {
		buffer_destroy(&m_buffer);
	}

	template<typename T, typename Alloc>
	inline vector<T, Alloc>& vector<T, Alloc>::operator=(const vector& other) {
		vector(other).swap(*this);
		return *this;
	}

	template<typename T, typename Alloc>
	vector<T, Alloc>& vector<T, Alloc>::operator=(vector&& other) {
		buffer_destroy(&m_buffer);
		buffer_move(&m_buffer, &other.m_buffer);
		return *this;
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::assign(const T* first, const T* last) {
		buffer_clear(&m_buffer);
		buffer_insert(&m_buffer, m_buffer.last, first, last);
	}

	template<typename T, typename Alloc>
	inline const T* vector<T, Alloc>::data() const {
		return m_buffer.first;
	}

	template<typename T, typename Alloc>
	inline T* vector<T, Alloc>::data() {
		return m_buffer.first;
	}

	template<typename T, typename Alloc>
	inline size_t vector<T, Alloc>::size() const {
		return (size_t)(m_buffer.last - m_buffer.first);
	}

	template<typename T, typename Alloc>
	inline size_t vector<T, Alloc>::capacity() const {
		return (size_t)(m_buffer.capacity - m_buffer.first);
	}

	template<typename T, typename Alloc>
	inline bool vector<T, Alloc>::empty() const {
		return m_buffer.last == m_buffer.first;
	}

	template<typename T, typename Alloc>
	inline T& vector<T, Alloc>::operator[](size_t idx) {
		return m_buffer.first[idx];
	}

	template<typename T, typename Alloc>
	inline const T& vector<T, Alloc>::operator[](size_t idx) const {
		return m_buffer.first[idx];
	}

	template<typename T, typename Alloc>
	inline const T& vector<T, Alloc>::front() const {
		return m_buffer.first[0];
	}

	template<typename T, typename Alloc>
	inline T& vector<T, Alloc>::front() {
		return m_buffer.first[0];
	}

	template<typename T, typename Alloc>
	inline const T& vector<T, Alloc>::back() const {
		return m_buffer.last[-1];
	}

	template<typename T, typename Alloc>
	inline T& vector<T, Alloc>::back() {
		return m_buffer.last[-1];
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::resize(size_t size) {
		buffer_resize(&m_buffer, size);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::resize(size_t size, const T& value) {
		buffer_resize(&m_buffer, size, value);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::clear() {
		buffer_clear(&m_buffer);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::reserve(size_t capacity) {
		buffer_reserve(&m_buffer, capacity);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::push_back(const T& t) {
		buffer_append(&m_buffer, &t);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::emplace_back() {
		buffer_append(&m_buffer);
	}

	template<typename T, typename Alloc>
	template<typename Param>
	inline void vector<T, Alloc>::emplace_back(const Param& param) {
		buffer_append(&m_buffer, &param);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::pop_back() {
		buffer_erase(&m_buffer, m_buffer.last - 1, m_buffer.last);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::shrink_to_fit() {
		buffer_shrink_to_fit(&m_buffer);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::swap(vector& other) {
		buffer_swap(&m_buffer, &other.m_buffer);
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::iterator vector<T,Alloc>::begin() {
		return m_buffer.first;
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::iterator vector<T,Alloc>::end() {
		return m_buffer.last;
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::const_iterator vector<T,Alloc>::begin() const {
		return m_buffer.first;
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::const_iterator vector<T,Alloc>::end() const {
		return m_buffer.last;
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::insert(typename vector::iterator where) {
		buffer_insert(&m_buffer, where, 1);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::insert(iterator where, const T& value) {
		buffer_insert(&m_buffer, where, &value, &value + 1);
	}

	template<typename T, typename Alloc>
	inline void vector<T, Alloc>::insert(iterator where, const T* first, const T* last) {
		buffer_insert(&m_buffer, where, first, last);
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::iterator vector<T, Alloc>::erase(iterator where) {
		return buffer_erase(&m_buffer, where, where + 1);
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::iterator vector<T, Alloc>::erase(iterator first, iterator last) {
		return buffer_erase(&m_buffer, first, last);
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::iterator vector<T, Alloc>::erase_unordered(iterator where) {
		return buffer_erase_unordered(&m_buffer, where, where + 1);
	}

	template<typename T, typename Alloc>
	inline typename vector<T, Alloc>::iterator vector<T, Alloc>::erase_unordered(iterator first, iterator last) {
		return buffer_erase_unordered(&m_buffer, first, last);
	}

	template<typename T, typename Alloc>
	template<typename Param>
	void vector<T, Alloc>::emplace(typename vector::iterator where, const Param& param) {
		buffer_insert(&m_buffer, where, &param, &param + 1);
	}
}

#endif // TINYSTL_VECTOR_H