#!/bin/bash

# Title......: bp
# Description: boiler plate tool
# Author.....: Mitchell Johnston - uid 0
# Contact....: mitch@crn.hopto.org
# Updated....: Wed 01 Dec 2021 02:45:51 PM CST
#----------------------------------

# variables
#--------------------------- 
[ "$1" == "-D" ] && DEBUG=1 && shift 1     # -D to turn on debug mode
DOW=$(date +%a)                            # day of week: Thu
TODAY=$(date +%m/%d)                       # month/day: 03/25
DOM=$(date +%d)                            # day of month: 25
OS=$(uname -s)                             # OS type: SunOS Linux
NAME=${0##*/}                              # name of the script
BPDIR=~/Documents/Templates                # Location of templates

# Colors - uncomment if needed
R=$(tput setaf 1)                          # red
BR=$(tput setaf 1; tput bold)              # bold red
G=$(tput setaf 2)                          # green
BG=$(tput setaf 2; tput bold)              # bold green
Y=$(tput setaf 3)                          # yellow
BY=$(tput setaf 3; tput bold)              # bold yellow
B=$(tput setaf 4)                          # blue
BM=$(tput setaf 5; tput bold)              # bold magenta
BC=$(tput setaf 6; tput bold)              # bold cyan
BL=$(tput setaf 7; tput bold)              # bold light grey
BLD=$(tput bold)                           # bold
N=$(tput sgr0)                             # normal
SIT=$(tput sitm)                           # italics
RIT=$(tput ritm)                           # remove italics
UL=$(tput smul)                            # turn underline on
NL=$(tput rmul)                            # turn underline off
RV=$(tput rev)                             # turn on reverse mode
ROWS=$(tput lines)
COLS=$(tput cols)

# functions
#--------------------------- 
bl(){ ## write a blank line
	# Use: bl
	[ "$DEBUG" == "1" ] && set -x
    echo ""
}

html(){ ## mark up code
    vim -f +"syn on" +"set nonu" +"set foldenable!" +"set nospell" +"run! syntax/2html.vim" +"wq" +"q" $1
}

log(){ ## creates a basic log entry $LOG must be defined
	# Use: log {entry}  
	[ "$DEBUG" == "1" ] && set -x
	logger -i -t "$NAME" "$*"
}

pause(){ ## simple pause routine
	# Use: pause  {optional number of seconds} or "-nt" for no time out 
	[ "$DEBUG" == "1" ] && set -x
	[ "$1" == "-nt" ] && TMOUT="" && shift
    echo "$BY";
    if [ $# -gt 0 ]
	then
		read -t $1 -r -p "${C}Hit any key (${BY}$1${C} second timeout)${N}" -n 1 FOO;
    else
		read -r -p "${C}Hit any key${N}" -n 1 FOO;
    fi;
    bl
}

xtitle(){ ## set window title
	# Use: xtitle "Text to display"
    printf "\033]0;%s\007" "$*"
}

# setup
#----------------------------------

# this provides a quick way to edit all my scripts on the fly
if [ "$1" == "-E" ]
then
	vim $0
	sed -i -e "7s/.*/# Updated....: $(date)/" $0
	log "Updated $0"
    html $0
    cp $0 /var/www/unix
    mv $0.html /var/www/unix
    cp $0 /var/gopher/scripts
	exit
fi

# display help if needed
if [ "$1" == "-h" ] || [ "$1" == "--help" ]
then
fmt -s -w $(tput cols) <<END
${BG}$NAME${N} A boiler plate tool for templates
   
$NAME -l       ${C} List files${N}
$NAME {file}   ${C} Display file${N}
$NAME -e {file}${C} Edit file${N}

This is used mostly from within vi/vim from the 'ex' colon prompt like so:
${BG}!!bp bash${N}    

This would load the bash template into the current buffer.
END
exit
fi

# listing of required apps
command -v bash >/dev/null || sudo apt install bash -qyy

# main
#--------------------------- 
[ "$DEBUG" == 1 ] && set -x

case $1 in
	-l) # list templates
		clear
		echo "${UL}Templates: ${BY}$BPDIR${N}"
		cd $BPDIR || exit 1
		for FILE in *
		do
			printf '%-15s' "$FILE"|tr ' ' '\056'
			echo ":${C}$(head -1 "${BPDIR}/${FILE}")${N}"
		done
		exit 0
		;;
	-e) clear
		if [ -a "$BPDIR/$2" ]
		then
			log "edit: $BPDIR/$2"
			vi "$BPDIR/$2"
			exit 0
		else
			echo "${C}$NAME${BR} $2${BY} not found, opening new file${N}"
			pause
			log "edit: $BPDIR/$2"
			vi "$BPDIR/$2"
			exit 0
		fi;;
	*) :
		if [ -a "$BPDIR/$1" ]
		then
			tail -n +2 "$BPDIR/$1"
			exit 0
		else
			echo "${BR}$NAME $1 not found${N}"
			exit 1
		fi;;
esac