install-bash

#!/bin/bash

if [ ! -d ~/.bashrc.d ]; then
    mkdir ~/.bashrc.d
fi

# aliases
cat <<- "EOF" > ~/.bashrc.d/aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls --color=auto'
    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

alias kp='ps aux | grep -i'
alias parrot='echo $@'
alias patch='patch --follow-symlinks'
alias df='df -h'                          # human-readable sizes
alias free='free -m'                      # show sizes in MB

# ls aliases
alias ls='\ls -FAh --color=always --group-directories-first --time-style=long-iso'
alias ll='ls -AlF'
alias la='ls -A'
alias l='ls -CF'
EOF

# functions
cat <<- "EOF" > ~/.bashrc.d/_functions
# Utility to detect if in a git directory and what the branch is
#
__gitbranch() {
   BRANCH=$( __git_ps1 "%s" )
   if [ -n "$BRANCH" ]; then
      VER=$(__ahead_behind)
      if [ "$BRANCH" == "()" ]; then
         TAG=$(\git describe --tag 2>/dev/null | sed -r 's/-[0-9]+-[a-z0-9]{8}$//')
         if [ -n "$TAG" ]; then
            BRANCH="[Tag: **${TAG}**]"
         else
            BRANCH="[no branch]"
         fi
      else
         BRANCH="[$BRANCH$VER]"
         if [ -n "$(\git status -s 2>/dev/null)" ]; then
            BRANCH=${BRANCH/]/*]}
         fi
      fi
      echo "$BRANCH"
   else
      echo ""
   fi
}

#
# Determine how many commits a git branch is ahead of and behind its remote branch
#
__ahead_behind(){
    EMPTY=$(git rev-list --all | wc -l)
    if [ $EMPTY == 0 ]; then
        echo ":-|-"
    else
        BRANCH=$(git rev-parse --abbrev-ref HEAD 2>/dev/null)
        ORIGIN=$(git config branch.$BRANCH.remote)
        ORIGIN_BRANCH=$(git config branch.$BRANCH.merge | cut -d / -f 3)
        if [[ -n $ORIGIN ]]; then
            REMOTE="$ORIGIN/$ORIGIN_BRANCH"
        else
            echo ""
            return
        fi
        if [[ -n $(git ls-remote --heads $ORIGIN $ORIGIN_BRANCH 2>/dev/null) ]]; then
            echo ":$(git rev-list --left-right --count $BRANCH...$REMOTE | tr -s '\t' '|')"
        else
            echo ""
        fi
    fi
}
EOF

# prompt
cat <<- "EOF" > ~/.bashrc.d/prompt
PS1='\[\e[44m\]\[\e[01;36m\]$(__gitbranch)\[\e[00m\]\[\e[01;32m\]\u@\h\[\e[00m\]:\[\e[01;34m\]\w\[\e[00m\]\$ '
EOF

cat <<- "EOF" >> ~/.gitconfig
[alias]
    br      = branch
    ci      = commit
    cleanx  = "!f() { git reset; git co .;git clean -f; }; f"
    co      = "!f() { git checkout ${@}; if [ $? -eq 0 -a -n \"$(git branch --list -- ${@})\" ]; then git getdesc; fi; }; f"
    diffs   =  "!bash -ec 'all_diff' \"$@\""
    ds      = diff --staged
    dump    = cat-file -p
    getdesc = "!f() { git config --local --get \"branch.`git rev-parse --abbrev-ref HEAD`.description\"; }; f"
    setdesc = branch --edit-description
    hist    = log --pretty=format:\"%h %ad | %s%d [%an]\" --graph --date=short
    loq     = log --graph --all --format=format:'%C(bold blue)%h%C(reset) - %C(bold green)(%ar)%C(reset) %C(white)%s%C(reset) %C(bold white)— %an%C(reset)%C(bold yellow)%d%C(reset)' --abbrev-commit --date=relative
    lol     = "!bash -ec 'loggr $0 | less -r'"
    parent  = remote show origin
    pstash  = "!bash -ec 'pystash'"
    patch   = diff --no-prefix
    qstash  = stash store $(git stash create) -m 'On $(git branch --show-current): $0'
    st      = status -sb
    type    = cat-file -t
    up      = pull
EOF

wget -O ~/.bashrc.d/git-completion https://raw.githubusercontent.com/git/git/refs/heads/master/contrib/completion/git-completion.bash
wget -O ~/.bashrc.d/git https://raw.githubusercontent.com/git/git/refs/heads/master/contrib/completion/git-prompt.sh

if [ ! -d "~/.local/bin" ]; then
    mkdir -p ~/.local/bin 
fi

wget -O ~/.local/bin/all_diff https://gist.githubusercontent.com/furnox/663efaa3633832465beac664748778d0/raw/6d40ee10457384acdd5d72c5218547bec61ce929/all_diff
wget -O ~/.local/bin/loggr https://gist.githubusercontent.com/furnox/098b86b19d6963b70a26a2806123133c/raw/91427bda72b42cd609fcc0f909d7c28c389c58c8/loggr
wget -O ~/.local/bin/pystash https://gist.githubusercontent.com/furnox/e07d714df76244bacd350622b86c3122/raw/47cc8ed0f8f223a53b865614a9feb7b009841e6c/pystash.py

chmod +x ~/.local/bin/all_diff ~/.local/bin/loggr ~/.local/bin/pystash

. ./.bashrc