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# Purification
# by Matthieu Cneude
# https://github.com/Phantas0s/purification
# Based on:
# Purity
# by Kevin Lanni
# https://github.com/therealklanni/purity
# MIT License
# prompt:
# %F => color dict
# %f => reset color
# %~ => current path
# %* => time
# %n => username
# %m => shortname host
# %(?..) => prompt conditional - %(condition.true.false)
# Display git status
# TODO to refactor with switch / using someting else than grep
# Might be faster using ripgrep too
git_prompt_status() {
local INDEX STATUS
INDEX=$(command git status --porcelain -b 2> /dev/null)
STATUS=""
if $(echo "$INDEX" | command grep -E '^\?\? ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_UNTRACKED$STATUS"
fi
if $(echo "$INDEX" | grep '^A ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
elif $(echo "$INDEX" | grep '^M ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
elif $(echo "$INDEX" | grep '^MM ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
fi
if $(echo "$INDEX" | grep '^ M ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
elif $(echo "$INDEX" | grep '^AM ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
elif $(echo "$INDEX" | grep '^MM ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
elif $(echo "$INDEX" | grep '^ T ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
fi
if $(echo "$INDEX" | grep '^R ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_RENAMED$STATUS"
fi
if $(echo "$INDEX" | grep '^ D ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
elif $(echo "$INDEX" | grep '^D ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
elif $(echo "$INDEX" | grep '^AD ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
fi
if $(command git rev-parse --verify refs/stash >/dev/null 2>&1); then
STATUS="$ZSH_THEME_GIT_PROMPT_STASHED$STATUS"
fi
if $(echo "$INDEX" | grep '^UU ' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_UNMERGED$STATUS"
fi
if $(echo "$INDEX" | grep '^## [^ ]\+ .*ahead' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_AHEAD$STATUS"
fi
if $(echo "$INDEX" | grep '^## [^ ]\+ .*behind' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_BEHIND$STATUS"
fi
if $(echo "$INDEX" | grep '^## [^ ]\+ .*diverged' &> /dev/null); then
STATUS="$ZSH_THEME_GIT_PROMPT_DIVERGED$STATUS"
fi
if [[ ! -z "$STATUS" ]]; then
echo " [ $STATUS]"
fi
}
prompt_git_branch() {
autoload -Uz vcs_info
precmd_vcs_info() { vcs_info }
precmd_functions+=( precmd_vcs_info )
setopt prompt_subst
zstyle ':vcs_info:git:*' formats '%b'
}
prompt_git_info() {
[ ! -z "$vcs_info_msg_0_" ] && echo "$ZSH_THEME_GIT_PROMPT_PREFIX%F{white}$vcs_info_msg_0_%f$ZSH_THEME_GIT_PROMPT_SUFFIX"
}
prompt_purity_precmd() {
# Pass a line before each prompt
print -P ''
}
prompt_purification_setup() {
# Display git branch
autoload -Uz add-zsh-hook
add-zsh-hook precmd prompt_purity_precmd
ZSH_THEME_GIT_PROMPT_PREFIX=" %F{red}λ%f:"
ZSH_THEME_GIT_PROMPT_DIRTY=""
ZSH_THEME_GIT_PROMPT_CLEAN=""
ZSH_THEME_GIT_PROMPT_ADDED="%F{green}+%f "
ZSH_THEME_GIT_PROMPT_MODIFIED="%F{blue}%f "
ZSH_THEME_GIT_PROMPT_DELETED="%F{red}x%f "
ZSH_THEME_GIT_PROMPT_RENAMED="%F{magenta}➜%f "
ZSH_THEME_GIT_PROMPT_UNMERGED="%F{yellow}═%f "
ZSH_THEME_GIT_PROMPT_UNTRACKED="%F{white}%f "
ZSH_THEME_GIT_PROMPT_STASHED="%B%F{red}%f%b "
ZSH_THEME_GIT_PROMPT_BEHIND="%B%F{red}%f%b "
ZSH_THEME_GIT_PROMPT_AHEAD="%B%F{green}%f%b "
prompt_git_branch
RPROMPT='$(prompt_git_info) $(git_prompt_status)'
PROMPT=$'%F{white}%~ %B%F{blue}>%f%b '
}
prompt_purification_setup
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