/* $OpenBSD$ */

/*
* Copyright (c) 2012 Thomas Adam <[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 "tmux.h"

/*
* Enter a mode.
*/

static enum args_parse_type     cmd_choose_tree_args_parse(struct args *args,
                                   u_int idx, char **cause);
static enum cmd_retval          cmd_choose_tree_exec(struct cmd *,
                                   struct cmdq_item *);

const struct cmd_entry cmd_choose_tree_entry = {
       .name = "choose-tree",
       .alias = NULL,

       .args = { "F:f:GK:NO:rst:wZ", 0, 1, cmd_choose_tree_args_parse },
       .usage = "[-GNrswZ] [-F format] [-f filter] [-K key-format] "
                "[-O sort-order] " CMD_TARGET_PANE_USAGE " [template]",

       .target = { 't', CMD_FIND_PANE, 0 },

       .flags = 0,
       .exec = cmd_choose_tree_exec
};

const struct cmd_entry cmd_choose_client_entry = {
       .name = "choose-client",
       .alias = NULL,

       .args = { "F:f:K:NO:rt:Z", 0, 1, cmd_choose_tree_args_parse },
       .usage = "[-NrZ] [-F format] [-f filter] [-K key-format] "
                "[-O sort-order] " CMD_TARGET_PANE_USAGE " [template]",

       .target = { 't', CMD_FIND_PANE, 0 },

       .flags = 0,
       .exec = cmd_choose_tree_exec
};

const struct cmd_entry cmd_choose_buffer_entry = {
       .name = "choose-buffer",
       .alias = NULL,

       .args = { "F:f:K:NO:rt:Z", 0, 1, cmd_choose_tree_args_parse },
       .usage = "[-NrZ] [-F format] [-f filter] [-K key-format] "
                "[-O sort-order] " CMD_TARGET_PANE_USAGE " [template]",

       .target = { 't', CMD_FIND_PANE, 0 },

       .flags = 0,
       .exec = cmd_choose_tree_exec
};

const struct cmd_entry cmd_customize_mode_entry = {
       .name = "customize-mode",
       .alias = NULL,

       .args = { "F:f:Nt:Z", 0, 0, NULL },
       .usage = "[-NZ] [-F format] [-f filter] " CMD_TARGET_PANE_USAGE,

       .target = { 't', CMD_FIND_PANE, 0 },

       .flags = 0,
       .exec = cmd_choose_tree_exec
};

static enum args_parse_type
cmd_choose_tree_args_parse(__unused struct args *args, __unused u_int idx,
   __unused char **cause)
{
       return (ARGS_PARSE_COMMANDS_OR_STRING);
}

static enum cmd_retval
cmd_choose_tree_exec(struct cmd *self, struct cmdq_item *item)
{
       struct args                     *args = cmd_get_args(self);
       struct cmd_find_state           *target = cmdq_get_target(item);
       struct window_pane              *wp = target->wp;
       const struct window_mode        *mode;

       if (cmd_get_entry(self) == &cmd_choose_buffer_entry) {
               if (paste_is_empty())
                       return (CMD_RETURN_NORMAL);
               mode = &window_buffer_mode;
       } else if (cmd_get_entry(self) == &cmd_choose_client_entry) {
               if (server_client_how_many() == 0)
                       return (CMD_RETURN_NORMAL);
               mode = &window_client_mode;
       } else if (cmd_get_entry(self) == &cmd_customize_mode_entry)
               mode = &window_customize_mode;
       else
               mode = &window_tree_mode;

       window_pane_set_mode(wp, NULL, mode, target, args);
       return (CMD_RETURN_NORMAL);
}