/* $OpenBSD$ */

/*
* Copyright (c) 2007 Nicholas Marriott <[email protected]>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/

#include <sys/types.h>

#include <stdlib.h>

#include "tmux.h"

/*
* Unbind key from command.
*/

static enum cmd_retval  cmd_unbind_key_exec(struct cmd *, struct cmdq_item *);

const struct cmd_entry cmd_unbind_key_entry = {
       .name = "unbind-key",
       .alias = "unbind",

       .args = { "anqT:", 0, 1, NULL },
       .usage = "[-anq] [-T key-table] key",

       .flags = CMD_AFTERHOOK,
       .exec = cmd_unbind_key_exec
};

static enum cmd_retval
cmd_unbind_key_exec(struct cmd *self, struct cmdq_item *item)
{
       struct args     *args = cmd_get_args(self);
       key_code         key;
       const char      *tablename, *keystr = args_string(args, 0);
       int              quiet = args_has(args, 'q');

       if (args_has(args, 'a')) {
               if (keystr != NULL) {
                       if (!quiet)
                               cmdq_error(item, "key given with -a");
                       return (CMD_RETURN_ERROR);
               }

               tablename = args_get(args, 'T');
               if (tablename == NULL) {
                       if (args_has(args, 'n'))
                               tablename = "root";
                       else
                               tablename = "prefix";
               }
               if (key_bindings_get_table(tablename, 0) == NULL) {
                       if (!quiet) {
                               cmdq_error(item, "table %s doesn't exist" ,
                                   tablename);
                       }
                       return (CMD_RETURN_ERROR);
               }

               key_bindings_remove_table(tablename);
               return (CMD_RETURN_NORMAL);
       }

       if (keystr == NULL) {
               if (!quiet)
                       cmdq_error(item, "missing key");
               return (CMD_RETURN_ERROR);
       }

       key = key_string_lookup_string(keystr);
       if (key == KEYC_NONE || key == KEYC_UNKNOWN) {
               if (!quiet)
                       cmdq_error(item, "unknown key: %s", keystr);
               return (CMD_RETURN_ERROR);
       }

       if (args_has(args, 'T')) {
               tablename = args_get(args, 'T');
               if (key_bindings_get_table(tablename, 0) == NULL) {
                       if (!quiet) {
                               cmdq_error(item, "table %s doesn't exist" ,
                                   tablename);
                       }
                       return (CMD_RETURN_ERROR);
               }
       } else if (args_has(args, 'n'))
               tablename = "root";
       else
               tablename = "prefix";
       key_bindings_remove(tablename, key);
       return (CMD_RETURN_NORMAL);
}