#!/bin/bash
#
# This file is made by lantw44.
#

echo "Running .bash_include"

# Internal Variables

default_tty_setting=`stty -g`

colorprompting='\[\e[1;31m\]\!\[\e[m\] [\[\e[1;33m\]\u\[\e[m\]@\[\e[1;32m\]\h\[\e[m\] \[\e[1;36m\]\w\[\e[m\]]\$ '
nocolorprompting='\! [\u@\h \w]\$ '

historycountfile="$HOME/.bash_history.count"
historybackupfile="$HOME/.bash_history.bak"
bgrunfiledir="$HOME/tmp/bgrun-`whoami`"
trashdir="$HOME/trash"

HISTSIZE=1000000
HISTFILESIZE=1000000
HISTCONTROL=ignoredups:ignorespace




# Environment Variables

export EDITOR=vim
export FCEDIT=vim
export PAGER=less




# Aliases

alias startcolor='PS1=$colorprompting'
alias stopcolor='PS1=$nocolorprompting'

alias ll='ls -l'
alias grep='grep --color=always'
alias rm='rm -i'
alias cp='cp -pi'
alias mv='mv -i'
alias jobs='jobs -l'
alias less='less -RS'

alias cccc='LANG=C;LC_ALL=C'
alias enus='LANG=en_US.UTF-8;LC_ALL=en_US.UTF-8'
alias big5='LANG=zh_TW.Big5;LC_ALL=zh_TW.Big5'
alias zhtw='LANG=zh_TW.UTF-8;LC_ALL=zh_TW.UTF-8'
alias utf8='LANG=zh_TW.UTF-8;LC_ALL=zh_TW.UTF-8'

alias savetty='default_tty_setting=`stty -g`'
alias resetty='stty $default_tty_setting'




# Functions

function compile_all ()
{
	local noask=0
	[ "$1" = '' ] && echo "Which file(s) do you want to compile? " && return 1
	[ "$1" = "-n" ] && noask=1
	if [ "$noask" = "0" ]; then
#		read -p "CFLAGS [$CFLAGS] ? " NEWCFLAGS
#		read -p "LDFLAGS [$LDFLAGS] ? " NEWLDFLAGS
		read -e -p "CFLAGS: " -i "$CFLAGS" NEWCFLAGS
		read -e -p "LDFLAGS: " -i "$LDFLAGS" NEWLDFLAGS
		[ "$NEWCFLAGS" '!=' '' ] && CFLAGS=$NEWCFLAGS
		[ "$NEWLDFLAGS" '!=' '' ] && LDFLAGS=$NEWLDFLAGS
	else
		shift
	fi
	while [ "$1" '!=' '' ]
	do
		local TARGETFILE="`echo "$1" | cut -d . -f 1`"
		local SUFFIX="`echo "$1" | cut -d . -f 2`"
		if [ -f "$1" ]; then
			true
		else
		   	printf\
	   		'\e[1;33mWarning\e[0m: Non-existent file or not a regular file\n'
			shift ; continue
		fi
		[ "$TARGETFILE" = "$1" ] && shift && continue
		if [ "$SUFFIX" = "c" ]; then
			echo "[CC] $1 -> $TARGETFILE"
			gcc $CFLAGS "$1" $LDFLAGS -o "$TARGETFILE"
		elif [ "$SUFFIX" = "cpp" ]; then
			echo "[CXX] $1 -> $TARGETFILE"
			g++ $CFLAGS "$1" $LDFLAGS -o "$TARGETFILE"
		else
			printf 'Unknown suffix (\e[1;33mskipped\e[0m)\n'
		fi
		[ "$?" '!=' "0" ] && printf\
	   		'\e[1;31mError\e[0m while compiling file\n'
		shift
	done
	return 0
}


function convert_to_html ()
{
	while [ "$1" '!=' '' ]
	do
		for i in "$1"
		do 
			vim $i -c 'set background=dark' \
				-c 'highlight PreProc ctermfg=darkcyan' \
				-c "$BEFORE_CONVERT_TO_HTML" \
				-c TOhtml \
				-c :w \
				-c :qa 
		done
		shift
	done
}

function mkscreenacl ()
{
	PERMIT_COMMAND="select windowlist other meta detach reset hardcopy info redisplay lastmsg next prev xon xoff windows suspend help colon copy paste writebuf readbuf displays stuff attach"
	while [ "$1" '!=' '' ]
	do
		for i in $PERMIT_COMMAND
		do
			echo "aclchg $1 +x $i"
		done
		echo "aclchg $1 -rw \"#?\""	
		shift
	done
}

########## Background ##########

alias bgr=bgrun
alias bgv=bgview
alias bgl=bglist
alias bgc=bgcount
alias bgls=bglist
alias bgrm=bgclean

function bgrun ()
{
	[ "$#" = "0" ] && return 1
	[ '!' -d "$bgrunfiledir" ] && mkdir -p "$bgrunfiledir"
	local current_time=`date "+%Y%m%d-%H%M%S"`
	local cmdname=`echo "$1" | sed -e 's/-/_/g' -e 's/\\//_/g' -e 's/ //g'`
	if [ "`echo "$cmdname" | cut -c 1`" == "_" ]
	then
		cmdname=`echo "$cmdname" | cut -c 2-`
	fi
	local filename="$bgrunfiledir/$current_time-$cmdname"
	echo "Writing to $filename"
	echo "$@" > $filename
	"$@" &>> "$filename" &
}

function bglist ()
{
	local viewtime=0
	[ "$1" = "--full" ] && viewtime=1
	{
		for i in `find "$bgrunfiledir" -maxdepth 1 -mindepth 1 | sort`
		do
			[ "$viewtime" == "1" ] && echo "$i"
			head -n 1 "$i"
		done
	} | {
		if [ "$viewtime" == "1" ]
		then
			local readstat=0
			local -i i=1
			while true
			do
				local dateandtime_long
				local cmdline
				read dateandtime_long
				read cmdline
				[ "$?" '!=' "0" ] && break
				local dateandtime=`basename "$dateandtime_long"`
				local part_year=`echo $dateandtime | cut -c 1-4`
				local part_month=`echo $dateandtime | cut -c 5-6`
				local part_date=`echo $dateandtime | cut -c 7-8`
				local part_hour=`echo $dateandtime | cut -c 10-11`
				local part_minute=`echo $dateandtime | cut -c 12-13`
				local part_second=`echo $dateandtime | cut -c 14-15`
				printf '%6d' "$i" 
				echo " $part_year-$part_month-$part_date $part_hour:$part_minute:$part_second $cmdline"
				i=$i+1
			done
		else
			cat -n
		fi
	} | $PAGER
}

function bgview ()
{
	local -i yourchoice
	if [ "$1" = "" ]
	then
		yourchoice=`bgcount`
	else
		if [ "$1" -le "0" ]
		then
			yourchoice=$((`bgcount`+$1))
		else
			yourchoice=$1
		fi
	fi
	echo "Your choice is $yourchoice."
	local realfilename=`find "$bgrunfiledir" -maxdepth 1 -mindepth 1 | sort | sed -n ${yourchoice}p`
	echo "Command Line: `head -n 1 "$realfilename"`"
	read -e -p "View '$realfilename' ? " confirm
	if [ "$confirm" = "n" ] || [ "$confirm" = "N" ]
	then
		return 1
	fi
	{
		printf "Command Line: "
		cat "$realfilename"
	} | $PAGER
}

function bgcount ()
{
	find "$bgrunfiledir" -maxdepth 1 -mindepth 1 | cut -d - -f 2,3 | wc | awk '{print $2}'
}

function bgclean ()
{
	while [ "$1" ]
	do
		if [ "$1" = "all" ]
		then
			echo "Removing the directory $bgrunfiledir"
			rm -rf "$bgrunfiledir" &
			return 0
		fi
		local filename=`find "$bgrunfiledir" -maxdepth 1 -mindepth 1 | sort | sed -n $1p`
		echo "Removing $filename"
		rm -f $filename
		shift
	done
}

########## Background End ##########

function check_dmesg ()
{
	[ "$#" = "0" ] && return 1

	while true
	do
		PREVIOS_DMESG_BUF="$DMESG_BUF"
		DMESG_BUF="`dmesg`"
		[ "$PREVIOS_DMESG_BUF" '!=' "$DMESG_BUF" ] && [ "$FIRST_RUN" = "0" ] && echo '===> system message buffer was modified <==='
		sleep $1
		[ "$?" '!=' "0" ] && return 1
		FIRST_RUN=0
	done 
}

function prehistory_backup ()
{
	echo "Running prehistory_backup"
	local currentcount=`wc "$HISTFILE" | awk '{print $1}'`
	[ '!' -f "$historycountfile" ] && touch "$historycountfile"
	local -i previoushistorycount
	previoushistorycount=`cat "$historycountfile"`
	if [ "$currentcount" -lt "$previoushistorycount" ]
	then
		printf "\e[1;31mWarning\e[m: Your $HISTFILE may be MODIFIED BY OTHER PROGRAMS!\n"
		printf "Note: \e[1;33m$currentcount\e[m < $previoushistorycount\n"
		echo "Your $historycountfile and $historybackupfile will not be overwritten until this problem is fixed."
		echo " 1. Check your $HISTFILE."
		echo " 2. Edit your $HISTFILE manually if some unexpected changes are found." 
		echo "    (You may need $historybackupfile to do it) "
		echo " 3. Remove the file $historycountfile."
		echo " 4. Run the command \`prehistory_backup' again."
		return 1
	fi
	echo "$currentcount" > "$historycountfile"
	\cp -f "$HISTFILE" "$historybackupfile"
}

########## Trash Manager ##########

function trash_mv ()
{
	[ "$#" = "0" ] && return 1
	[ '!' -d "$trashdir" ] && mkdir -p "$trashdir"
	local current_time=`date "+%Y%m%d-%H%M%S"`

}

function trash_rm ()
{
	echo bb
}

function trash_ls ()
{
	echo cc
}

function trash_view ()
{
	echo dd
}

function trash_du ()
{
	echo ee
}

########## Trash Manager End ##########

########## Help ##########

function help_function ()
{
	echo uu
}

########## Help End ##########

# Doing something

startcolor
prehistory_backup

umask 0022

tty -s
if [ "$?" = "0" ]
then
    bind '"\e[A":history-search-backward'
	bind '"\e[B":history-search-forward'
fi

shopt -s histappend
shopt -s checkwinsize
shopt -s checkjobs
shopt -s checkhash
shopt -s cmdhist
shopt -s mailwarn

echo "Done"

# check_dmesg.sh 5 &