A oh my zsh theme that resume path string

robbyrussell-custom.zsh-theme

# As that shows in the terminal: ~/../js/BR-OUROV-ITB-VERDE-SFCC <develop-ativos>

# installing
# on linux
# curl https://gist.githubusercontent.com/valterbarros/55df836e6ea5989bc15052a253c874e4/raw/9c9a73560244f3a520d6f85ad0e15c7f73cfa319/robbyrussell-custom.zsh-theme > $ZSH/themes/robbyrussell-custom.zsh-theme
# see instructions to set the theme https://github.com/ohmyzsh/ohmyzsh#selecting-a-theme
# set theme just for the current terminal instance: ZSH_THEME="robbyrussell-custom"

function return_status() {
   echo "%(?..👾)"
}

function collapse_path() {
        elements=(${(s[/])PWD})
        size=${#elements[@]}

        last_element=${elements[$size]}
        last_element_color="%{$reset_color%}%{$fg_bold[cyan]%}$last_element%{$reset_color%}"
        first_element=$elements[1]
        before_last_element=${elements[$((size - 1))]}
        is_home=$(pwd | grep $HOME)

        [[ -n "$is_home" ]] && without_last_and_before_last=$((size - 3))
        [[ -z "$is_home" ]] && without_last_and_before_last=$((size - 2))

        # example / -> /
        if [[ $PWD == "/" ]]; then
                echo "%{$reset_color%}%{$fg_bold[cyan]%}/%{$reset_color%}"
                exit
        fi

        # example /home/valter -> ~
        if [[ $PWD == $HOME ]]; then
                echo "%{$reset_color%}%{$fg_bold[cyan]%}~%{$reset_color%}"
                exit
        fi

        # example: /home/valter/projects -> ~/projects
        # example: /usr/eclipse -> /usr/eclipse
        if [[ $without_last_and_before_last -le 0 ]]; then
                echo "%{$FG[008]%}"$PWD | sed "s|$HOME|\~|g" | sed "s|$last_element|$last_element_color|g"
                exit
        fi

        # example: /usr/eclipse/configuration -> /usr/../configuration
        if [[ $without_last_and_before_last -le 1 && -z "$is_home" ]]; then
                echo "%{$FG[008]%}/"$first_element"/../"$last_element_color | sed "s|$HOME|\~|g"
                exit
        fi

        # example: /home/valter/projects/js -> ~/projects/js
        if [[ $without_last_and_before_last -le 1 && -n "$is_home" ]]; then
                echo "%{$FG[008]%}"$PWD | sed "s|$HOME|\~|g" | sed "s|$last_element|$last_element_color|g"
                exit
        fi

        iterate_times=$((size - 3))

        # example: /home/valter/projects/js/BR-OUROV-ITB-VERDE-SFCC -> ~/../js/BR-OUROV-ITB-VERDE-SFCC
        if [[ -n "$is_home" ]]; then
                final_path="~/"
                iterate_times=$((size - 4))
        # example: /usr/eclipse/configuration/org.eclipse.core.runtime -> /usr/../../org.eclipse.core.runtime
        else
                final_path="/"$elements[1]"/"
                before_last_element=".."
        fi

        for i in {1..$iterate_times}; do
            final_path+="../"
        done

        final_str="%{$FG[008]%}$final_path$before_last_element/$last_element_color"

        echo $final_str
}

# PROMPT="%(?:%{$fg_bold[green]%}➜ :%{$fg_bold[red]%}➜ )"
PROMPT="$(return_status)"
PROMPT+='$(collapse_path)$(git_prompt_info)%{$reset_color%} '
# RPROMPT='$(return_status)'

# ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg_bold[blue]%}git:(%{$fg[red]%}"
# ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%} "
# ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[blue]%}) %{$fg[yellow]%}✗"
# ZSH_THEME_GIT_PROMPT_CLEAN="%{$fg[blue]%})"

# superjarin theme copied vars
ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg_bold[white]%} <%{$FG[135]%}"
ZSH_THEME_GIT_PROMPT_SUFFIX="%{$fg[white]%}"

# Do nothing if the branch is clean (no changes).
ZSH_THEME_GIT_PROMPT_CLEAN="%{$fg_bold[white]%}>"

# Add a yellow ✗ if the branch is dirty
ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg_bold[white]%}> %{$fg[yellow]%}✗"