changing prompt

.config/zsh/.zshrc

@@ -5,7 +5,45 @@ setopt autocd autopushd \
 
 # Enable colors and change prompt
 autoload -U colors && colors
-PS1="%B%{$fg[red]%}[%{$fg[yellow]%}%n%{$fg[green]%}@%{$fg[blue]%}%M %{$fg[magenta]%}%~%{$fg[red]%}]%{$reset_color%}$%b "
+autoload -Uz vcs_info
+precmd_vcs_info() { vcs_info }
+precmd_functions+=( precmd_vcs_info )
+zstyle ':vcs_info:*' enable git
+zstyle ':vcs_info:git*:*' get-revision true
+zstyle ':vcs_info:git*:*' check-for-changes true
+zstyle ':vcs_info:git*' formats "(%s) %12.12i %c%u %b%m"
+zstyle ':vcs_info:git*' actionformats "(%s|%a) %12.12i %c%u %b%m"
+setopt prompt_subst
+# Show remote ref name and number of commits ahead-of or behind
+function +vi-git-st() {
+    local ahead behind remote
+    local -a gitstatus
+    # Are we on a remote-tracking branch?
+    remote=${$(git rev-parse --verify ${hook_com[branch]}@{upstream} \
+        --symbolic-full-name 2>/dev/null)/refs\/remotes\/}
+    if [[ -n ${remote} ]] ; then
+        # for git prior to 1.7
+        # ahead=$(git rev-list origin/${hook_com[branch]}..HEAD | wc -l)
+        ahead=$(git rev-list ${hook_com[branch]}@{upstream}..HEAD 2>/dev/null | wc -l)
+        (( $ahead )) && gitstatus+=( "${c3}+${ahead}${c2}" )
+        # for git prior to 1.7
+        # behind=$(git rev-list HEAD..origin/${hook_com[branch]} | wc -l)
+        behind=$(git rev-list HEAD..${hook_com[branch]}@{upstream} 2>/dev/null | wc -l)
+        (( $behind )) && gitstatus+=( "${c4}-${behind}${c2}" )
+        hook_com[branch]="${hook_com[branch]} [${remote} ${(j:/:)gitstatus}]"
+    fi
+}
+# Show count of stashed changes
+function +vi-git-stash() {
+    local -a stashes
+    if [[ -s ${hook_com[base]}/.git/refs/stash ]] ; then
+        stashes=$(git stash list 2>/dev/null | wc -l)
+        hook_com[misc]+=" (${stashes} stashed)"
+    fi
+}
+zstyle ':vcs_info:git*+set-message:*' hooks git-st git-stash
+PROMPT="%B%{$fg[red]%}[%{$fg[yellow]%}%n%{$fg[green]%}@%{$fg[blue]%}%M %{$fg[magenta]%}%~%{$fg[red]%}]%{$reset_color%}$%b "
+RPROMPT='%B%{$fg[magenta]%}$vcs_info_msg_0_%{$reset_color%}'
 
 # History in cache directory
 HISTSIZE=10000