#! /usr/bin/env bash
set -e
[ -n "$TMUXIFIER_DEBUG" ] && set -x

# Provide tmuxifier completions
if [ "$1" == "--complete" ]; then
  tmuxifier-commands
  exit
fi

command="$1"
command_path="$(command -v "tmuxifier-$command" || true)"

# Attempt to resolve aliases
if [ -z "$command_path" ]; then
  resolved="$(tmuxifier-alias "$command")"
  if [ ! -z "$resolved" ]; then
    echo "'$command' is an alias for the '$resolved' command"
    command="$resolved"
    command_path="$(command -v "tmuxifier-$command" || true)"
  fi
fi

case "$command" in
  "" )
    echo "usage: tmuxifier <command> [<args>]

Some useful tmuxifier commands are:
   <command>      <alias>
   load-session   s        Load the specified session layout.
   load-window    w        Load the specified window layout into current session.
   list           ls       List all session and window layouts.
   list-sessions  lss      List session layouts.
   list-windows   lsw      List window layouts.
   new-session    ns       Create new session layout and open it with \$EDITOR.
   new-window     nw       Create new window layout and open it with \$EDITOR.
   edit-session   es       Edit specified session layout with \$EDITOR.
   edit-window    ew       Edit specified window layout with \$EDITOR.
   commands                List all tmuxifier commands.

See 'tmuxifier help <command>' for information on a specific command."
    ;;
  "load-session" )
    echo "usage: tmuxifier load-session <layout_name>

Create a session using the session layout, unless the session already exists
in which case, we simply switch to the existing one."
    ;;
  "load-window" )
    echo "usage: tmuxifier load-window <layout_name>

Create a new window using the specified window layout in the current session."
    ;;
  "edit-session" )
    echo "usage: tmuxifier edit-session <layout_name>

Open specified session layout for editing in \$EDITOR."
    ;;
  "edit-window" )
    echo "usage: tmuxifier edit-window <layout_name>

Open specified window layout for editing in \$EDITOR."
    ;;
  * )
    if [ ! -z "$command_path" ]; then
      echo "Sorry, the '$command' command isn't documented yet."
      echo
      echo "You can view the command's source here:"
      echo "$command_path"
      echo
    else
      echo "tmuxifier: no such command '$command'"
    fi
    ;;
esac