// filename: ezed.cpp
//   author: John Flores
//     date: May, 2003.
//
// 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.

#include "Editor.h"

enum { NONE, SCREEN_TOO_SMALL, NO_MEMORY, ERROR };

int main(int argc, char *argv[]) {
    int error = NONE;

    initscr();
    noecho();
    raw();

    try {
        if (LINES >= 24 && COLS >= 80) {
            Editor e;
            e.edit(argc == 2? argv[1]: NULL);
        } else {
            error = SCREEN_TOO_SMALL;
        }
    } catch (...) {
        error = ERROR;
    }
    endwin();

    switch (error) {
    case SCREEN_TOO_SMALL:
        fprintf(stderr, "Terminal must be at least 24x80 characters in size.\n");
        break;
    case ERROR:
        fprintf(stderr, "An error occurred.\n");
        break;
    case NONE:
        fputc('\n', stderr);
    }

    return error;
}