/*
	PIP - Platform Independent Primitives
	Strings array class
	Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Lesser General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "pistringlist.h"


//! \~\class PIStringList pistringlist.h
//! \~\details
//!


//! \details
//! \~english Example:
//! \~russian Пример:
//! \~\code
//! PIStringList sl("1", "2");
//! sl << "3";
//! piCout << sl.join(" < "); // 1 < 2 < 3
//! \endcode
PIString PIStringList::join(const PIString & delim) const {
	PIString s;
	for (uint i = 0; i < size(); ++i) {
		s += at(i);
		if (i < size() - 1)
			s += delim;
	}
	return s;
}


//! \details
//! \~english Example:
//! \~russian Пример:
//! \~\code
//! PIStringList sl("1", "2");
//! sl << "1" << "2" << "3";
//! piCout << sl; // {"1", "2", "1", "2", "3"}
//! piCout << sl.removeStrings("1"); // {"2", "2", "3"}
//! \endcode
PIStringList & PIStringList::removeStrings(const PIString & value) {
	for (uint i = 0; i < size(); ++i) {
		if (at(i) == value) {
			remove(i);
			--i;
		}
	}
	return *this;
}


//! \details
//! \~english Example:
//! \~russian Пример:
//! \~\code
//! PIStringList sl("1", "2");
//! sl << "1" << "2" << "3";
//! piCout << sl; // {"1", "2", "1", "2", "3"}
//! piCout << sl.removeDuplicates(); // {"1", "2", "3"}
//! \endcode
PIStringList& PIStringList::removeDuplicates() {
	PIStringList l;
	PIString s;
	bool ae;
	for (int i = 0; i < size_s(); ++i) {
		ae = false;
		s = at(i);
		for (int j = 0; j < l.size_s(); ++j) {
			if (s != l[j]) continue;
			ae = true; break;
		}
		if (!ae) {
			l << s;
			continue;
		}
		remove(i);
		--i;
	}
	return *this;
}


//! \details
//! \~english Example:
//! \~russian Пример:
//! \~\code
//! PIStringList sl(" 1  ", "\t2", " 3\n");
//! piCout << sl; // {" 1  ", "	2", " 3\n"}
//! piCout << sl.trim(); // {"1", "2", "3"}
//! \endcode
PIStringList & PIStringList::trim() {
	for (uint i = 0; i < size(); ++i)
		(*this)[i].trim();
	return *this;
}