bash function for agenda

agenda.sh

function agenda() {
    DIR_PATH="$HOME/.agenda"
    if [ ! -d $DIR_PATH ]; then
        mkdir $DIR_PATH
    fi

    if [ -z "$1" ]
    then
        if [ ! -f "$DIR_PATH/agenda.txt" ];
          then
          printf "File $DIR_PATH does not exists, create it? (y/n): ";
	    read var_decision;
            if [[ $var_decision == "y" ]] || [[ $var_decision == "Y" ]];
              then
                touch "$DIR_PATH/agenda.txt"
            elif [[ $var_decision == "n" ]] || [[ $var_decision == "N" ]];
	      then
		printf "Ok, nothing done!\n";
	    else
                printf "\n${BOLD}Please inform only 'y' or 'n'. Closing...${NO_STL}\n\n";
	    fi;
         else
           less +G $DIR_PATH/agenda.txt
         fi
    elif [ -n "$1" ]
    then
        var="$1"

        case "$var" in

            "-e"|"--edit")
                if [ -z "$2" ]
                then
                    emacs $DIR_PATH/agenda.txt --eval "(with-current-buffer \"agenda.txt\" (insert-current-date))"
                elif [ -n "$2" ]
                then
                    emacs $DIR_PATH/$2 --eval "(with-current-buffer \"$2\" (insert-current-date))"
                fi

            ;;


            "-n"|"--new")
                if [ -z "$2" ]
                then
                    echo "Please inform a file name (example: file.txt)"
                elif [ -n "$2" ]
                then
                    emacs $DIR_PATH/$2 --eval "(with-current-buffer \"$2\" (insert-current-date))"
                fi
            ;;

            "-r"|"--read")
                if [ -z "$2" ]
                then
                    echo "Please inform a file name (example: file.txt)"
                elif [ -n "$2" ]
                then
                    less +G $DIR_PATH/$2
                    if [[ $? -eq 1 ]]
                    then
                        printf "\nFile '$2' was not found.\n\n"
                    fi
                fi
            ;;

            "-l"|"--list")
                ls $HOME/.agenda/ | awk "/txt/ && !/~/ && !/#/"
            ;;


            "-h"|"--help")
                echo "AGENDA:"
                echo
                echo "usage: agenda [args] [file ..]"
                echo
                echo "Args:"
                echo "  -e | --edit [FILE]      Edit/Create a file with emacs. If no file is provided, edits agenda.txt"
                echo "  -n | --new  [FILE]      Creates a new file for edition with emacs"
                echo "  -r | --read             Opens a new file to be read with 'less'"
                echo "  -l | --list             Lists the available text files under $DIR_PATH"
                echo "  -h | --help             Show this menu"

            ;;


            *)
               echo "Unknown Argument. Try '--help'"
            ;;

        esac

    fi
}

Dependencies:

• emacs-nox.
• less.

Emacs configuration:

You must add the following configuration under your .emacs:
Emacs config

Installation:

1. add the agenda function under your ~/.bashrc.
2. you must export your function afterwards: export -f agenda
3. run: $ source ~/.bashrc

Usage:

$ agenda --help
AGENDA:

usage: agenda [args] [file ..]

Args:
  -e|--edit [FILE]      Edit/Create a file with emacs. If no file is provided, edits agenda.txt
  -n|--new  [FILE]      Creates a new file for edition with emacs
  -r|--read             Opens a new file to be read with 'less'
  -l|--list             Lists the available text files under /home/mfox/.agenda
  -h|--help             Show this menu