info_bar_installer

#!/bin/bash
name=.info_bar
case $1 in -[Rr]|--[Rr]emove)
    sed -i "/$name/d" ~/.bashrc
    [[ -e ~/$name ]] && rm ~/$name
    exit 0;;
esac
grep -q "$name" ~/.bashrc && { echo 'Already installed!)'; exit 1; }
cat  >> ~/.bashrc <<< ". ~/$name"
cat  >  ~/$name   <<  'EOF'
#---------------------------------------------{ Info bar }---------------------------------------------
boobs=(
    '(* )  ( *)'
     '(* )( *)'
      '(*Y*)'
      '(*|*)'
     '( *)(* )'
    '(* )  ( *)'
)
bn=${#boobs[@]} linesymbol='-' git_sts_depth=50
#-----------+------------+------------+--------{ Colors }-------+-----------+-----------+-------------+
#    red    |    green   |   yelow    |    blue    |   magenta  |  default  |  bolded   |    dimed    |
#-----------+------------+------------+------------+------------+-----------+-----------+-------------+
RED='\e[31m' GRN='\e[32m' YLW='\e[33m' BLU='\e[34m' MGN='\e[35m' DEF='\e[0m' BLD='\e[1m' DIM='\e[2m' #|
#-----------+------------+------------+------------+------------+-----------+-----------+-------------+
boob () { printf "${boobs[$[RANDOM%bn]]}"; }
info () { error=$? git_tst= git_clr=
    [[ -d .git ]] && {
         git_tst=($(git -c color.ui=never  status -sb | head -$git_sts_depth)) git_tst="GIT ${git_tst[*]}" #Test output
         git_clr=($(git -c color.ui=always status -sb | head -$git_sts_depth)) git_clr="GIT ${git_clr[*]}" #Colored output
    }
    [[ $debian_chroot ]] && chrt="($debian_chroot)" || chrt=  # If in chroot
    (( error > 0 )) && ncolor=$RED || ncolor=$YLW
    name="$DEF$USER ${DIM}on $DEF$HOSTNAME$chrt $DEF$GRN}"
    boob="$(boob)"
    name_length="$USER on $HOSTNAME$chrt }"
    boob_length="{ $boob }"
    printf -v date  "%(%a %d %b %T)T"
    date_length="{ $date"
    top_line_left=$[(COLUMNS-${#boob_length})/2]
    top_line_left=$[top_line_left-${#name_length}]
    top_line_right=$[COLUMNS-(top_line_left+${#name_length}+${#boob_length})]
    top_line_right=$[top_line_right-${#date_length}]
    boob=${boob//\*/$ncolor\*$DEF$BLD}
    boob="{ $DEF$BLD$boob${DEF} $GRN}"
    date="{ $DEF$DIM$date$DEF"
    printf -v top_line "_NAME_%${top_line_left}s_BOOB_%${top_line_right}s_DATE_"
    printf -v bot_line "%${COLUMNS}s"
    top_line=${top_line// /-}
    top_line=${top_line//_NAME_/"$name"}
    top_line=${top_line//_BOOB_/"$boob"}
    top_line=${top_line//_DATE_/"$date"}$DEF
    bot_line=$GRN${bot_line// /-}$DEF

    spaces=$[COLUMNS-${#PWD}-${#git_tst}]; ((spaces<0)) && spaces=1
           #----------+-----------------+--------+---------+-------------+
           # Top Line |   Current dir   | Spaces |GitStatus| Bottom Line |
           #----------+-----------------+--------+---------+-------------+
    printf "$top_line\n$BLD$BLU$PWD$DEF%${spaces}s$git_clr\n$bot_line"
}
#------------------------------------------------------------------------------------------------------
PS1='\n$(info)\n$ '; case "$TERM" in xterm*|rxvt*) PS1="\[\e]0;$(boob) \h\w\a\]$PS1";; esac
#------------------------------------------------------------------------------------------------------
EOF
# new layout scheme 'boobs'
#user on hostname }----------------------------{ (* )( *) }------------------------{ Пн 28 сен 14:22:19
#/home/vaniac/ower                                                                                     
#------------------------------------------------------------------------------------------------------