Show git branch on terminal with colors, green if updated, yellow Changes added to be committed and red if has changes

.git_colors

##############
# GIT COLORS #
##############

# Based in alot of info that i found in internet, sorry if i did not credit you
# i got a lot of stuff from a alot of places
# just put everything together
# working on MacOs Sierra

# Regular
txtblk="$(tput setaf 0 2>/dev/null || echo '\e[0;30m')"  # Black
txtred="$(tput setaf 1 2>/dev/null || echo '\e[0;31m')"  # Red
txtgrn="$(tput setaf 2 2>/dev/null || echo '\e[0;32m')"  # Green
txtylw="$(tput setaf 3 2>/dev/null || echo '\e[0;33m')"  # Yellow
txtblu="$(tput setaf 4 2>/dev/null || echo '\e[0;34m')"  # Blue
txtpur="$(tput setaf 5 2>/dev/null || echo '\e[0;35m')"  # Purple
txtcyn="$(tput setaf 6 2>/dev/null || echo '\e[0;36m')"  # Cyan
txtwht="$(tput setaf 7 2>/dev/null || echo '\e[0;37m')"  # White

# Bold
bldblk="$(tput setaf 0 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;30m')"  # Black
bldred="$(tput setaf 1 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;31m')"  # Red
bldgrn="$(tput setaf 2 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;32m')"  # Green
bldylw="$(tput setaf 3 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;33m')"  # Yellow
bldblu="$(tput setaf 4 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;34m')"  # Blue
bldpur="$(tput setaf 5 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;35m')"  # Purple
bldcyn="$(tput setaf 6 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;36m')"  # Cyan
bldwht="$(tput setaf 7 2>/dev/null)$(tput bold 2>/dev/null || echo '\e[1;37m')"  # White

# Underline
undblk="$(tput setaf 0 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;30m')"  # Black
undred="$(tput setaf 1 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;31m')"  # Red
undgrn="$(tput setaf 2 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;32m')"  # Green
undylw="$(tput setaf 3 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;33m')"  # Yellow
undblu="$(tput setaf 4 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;34m')"  # Blue
undpur="$(tput setaf 5 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;35m')"  # Purple
undcyn="$(tput setaf 6 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;36m')"  # Cyan
undwht="$(tput setaf 7 2>/dev/null)$(tput smul 2>/dev/null || echo '\e[4;37m')"  # White

# Background
bakblk="$(tput setab 0 2>/dev/null || echo '\e[40m')"  # Black
bakred="$(tput setab 1 2>/dev/null || echo '\e[41m')"  # Red
bakgrn="$(tput setab 2 2>/dev/null || echo '\e[42m')"  # Green
bakylw="$(tput setab 3 2>/dev/null || echo '\e[43m')"  # Yellow
bakblu="$(tput setab 4 2>/dev/null || echo '\e[44m')"  # Blue
bakpur="$(tput setab 5 2>/dev/null || echo '\e[45m')"  # Purple
bakcyn="$(tput setab 6 2>/dev/null || echo '\e[46m')"  # Cyan
bakwht="$(tput setab 7 2>/dev/null || echo '\e[47m')"  # White

# Reset
txtrst="$(tput sgr 0 2>/dev/null || echo '\e[0m')"  # Text Reset

# Determine the branch/state information for this git repository.
function set_git_branch {
  # Capture the output of the "git status" command.
  git_status="$(git status 2> /dev/null)"

  # Set color based on clean/staged/dirty.
  if [[ ${git_status} =~ "working tree clean" ]]; then
    state="${bldgrn}"
  elif [[ ${git_status} =~ "Changes to be committed" ]]; then
    state="${bldylw}"
  else
    state="${bldred}"
  fi

  # Set arrow icon based on status against remote.
  remote_pattern="# Your branch is (.*) of"
  if [[ ${git_status} =~ ${remote_pattern} ]]; then
    if [[ ${BASH_REMATCH[1]} == "ahead" ]]; then
      remote="↑"
    else
      remote="↓"
    fi
  else
    remote=""
  fi
  diverge_pattern="# Your branch and (.*) have diverged"
  if [[ ${git_status} =~ ${diverge_pattern} ]]; then
    remote="↕"
  fi

  # # Get the name of the branch.
  # branch_pattern="^# On branch ([^${IFS}]*)"
  # if [[ ${git_status} =~ ${branch_pattern} ]]; then
  #   branch=${BASH_REMATCH[1]}
  # fi
  branch="$(git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/')"

  # Set the final branch string.
  BRANCH="${state}${branch}${remote}"
}

PROMPT_COMMAND="set_git_branch; $PROMPT_COMMAND"

# Default Git enabled prompt with dirty state
PS1=""
# \t 24-hour HH:MM:SS format
# \T 12-hour HH:MM:SS format. 
PS1="$PS1\[$txtwht\][\t] " #date 24h format
PS1="$PS1\[$txtcyn\]\u" #username
PS1="$PS1\[$txtrst\] at \[$txtgrn\]\h" #host
PS1="$PS1\[$txtrst\] in \[$bldylw\]\w" #path
PS1="$PS1\[$txtrst\]\$BRANCH\[$txtrst\]\[$txtrst\]" #colored branch
PS1="$PS1\n\$ " #new line

export PS1

Updating part of PS1 write to insert date time

# Default Git enabled prompt with dirty state
PS1=""
# \t 24-hour HH:MM:SS format
# \T 12-hour HH:MM:SS format. 
PS1="$PS1\[$txtwht\][\t] " #date 24h format
PS1="$PS1\[$txtcyn\]\u" #username
PS1="$PS1\[$txtrst\] at \[$txtgrn\]\h" #host
PS1="$PS1\[$txtrst\] in \[$bldylw\]\w" #path
PS1="$PS1\[$txtrst\]\$BRANCH\[$txtrst\]\[$txtrst\]" #colored branch
PS1="$PS1\n\$ " #new line

export PS1
`