/*
 * This file is part of the DTLib template project, http://www.dt4sw.com
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 唐佐林 (Delphi Tang)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef DTSTRING_H
#define DTSTRING_H

#include "Object.h"

namespace DTLib
{

class String : public Object
{
protected:
    char* m_str;
    int m_length;

    void init(const char* s);
    bool equal(const char* l, const char* r, int len) const;

    static int* make_pmt(const char* p);
    static int kmp(const char* s, const char* p);
public:
    String();
    String(char c);
    String(const char* s);
    String(const String& s);

    int length() const;
    const char* str() const; 
    bool startWith(const char* s) const;
    bool startWith(const String& s) const;
    bool endOf(const char* s) const;
    bool endOf(const String& s) const;
    String& insert(int i, const char* s);
    String& insert(int i, const String& s);
    String& trim();
    int indexOf(const char* s) const;
    int indexOf(const String& s) const;
    String& remove(int i, int len);
    String& remove(const char* s);
    String& remove(const String& s);
    String& replace(const char* t, const char* s);
    String& replace(const String& t, const char* s);
    String& replace(const char* t, const String& s);
    String& replace(const String& t, const String& s);
    String sub(int i, int len) const;

    char& operator [] (int i);
    char operator [] (int i) const;
    bool operator == (const String& s) const;
    bool operator == (const char* s) const;
    bool operator != (const String& s) const;
    bool operator != (const char* s) const;
    bool operator > (const String& s) const;
    bool operator > (const char* s) const;
    bool operator < (const String& s) const;
    bool operator < (const char* s) const;
    bool operator >= (const String& s) const;
    bool operator >= (const char* s) const;
    bool operator <= (const String& s) const;
    bool operator <= (const char* s) const;

    String operator + (const String& s) const;
    String operator + (const char* s) const;
    String& operator += (const String& s);
    String& operator += (const char* s);

    String operator - (const String& s) const;
    String operator - (const char* s) const;
    String& operator -= (const String& s);
    String& operator -= (const char* s);

    String& operator = (const String& s);
    String& operator = (const char* s);
    String& operator = (char c);

    ~String();
};

}

#endif // DTSTRING_H