Adding config variables

In order to clean the main file, many functions have been moved to
another file. Customization through envvar is now easier, but still
not documented.

functions/prompt_utils.zsh

+#
+# functions/prompt_utils.zsh - provide prompt definitions
+#
+# This work is free.  You can redistribute it and/or modify it under the terms of
+# the Do What The Fuck You Want To Public License, Version 2, as published by Sam
+# Hocevar.  See  the COPYING file  or  http://www.wtfpl.net/  for  more  details.
+#
+
+# Context: user@hostname (who am I and where am I)
+# See https://github.com/bhilburn/powerlevel9k/blob/1ff9da64d974265ce2f22bd1da4a47d0b8f7ca90/powerlevel9k.zsh-theme#L434
+prompt_context () {
+	local username="%(!.$OHMYVIA_CONTEXT_ROOT_COLOR.$OHMYVIA_CONTEXT_USER_COLOR)%n%b%f"
+	local separator="$OHMYVIA_CONTEXT_SEPARATOR_COLOR@%b%f"
+	local hostname="$OHMYVIA_CONTEXT_HOSTNAME_COLOR%m%b%f"
+
+	echo "${username}${separator}${hostname}"
+}
+
+# Print current directory with ~ instead of $HOME
+# See http://zsh.sourceforge.net/Doc/Release/Prompt-Expansion.html#Shell-state
+prompt_dir () {
+	local current_dir="$OHMYVIA_DIR_COLOR%~%b%f"
+
+	echo $current_dir
+}
+
+# Print current time
+prompt_time () {
+	local clock="$OHMYVIA_TIME_COLOR$OHMYVIA_TIME_FORMAT%b%f"
+
+	echo $clock
+}
+
+# vim: ft=zsh fenc=utf-8
+

via.zsh-theme

@@ -13,6 +13,7 @@
 
 OHMYVIA_INSTALLATION_PATH="$(dirname "$0")"
 
+source $OHMYVIA_INSTALLATION_PATH/functions/prompt_utils.zsh
 source $OHMYVIA_INSTALLATION_PATH/functions/utils.zsh
 source $OHMYVIA_INSTALLATION_PATH/functions/vcs_themes.zsh
 source $OHMYVIA_INSTALLATION_PATH/functions/vcs_utils.zsh
@@ -21,30 +22,36 @@ source $OHMYVIA_INSTALLATION_PATH/functions/vcs_utils.zsh
 # Variables initialization
 #################################################################################
 
+## Properties
+
+set_default OHMYVIA_CONTEXT_HOSTNAME_COLOR   "%B%F{white}"
+set_default OHMYVIA_CONTEXT_SEPARATOR_COLOR  "%B%F{yellow}"
+set_default OHMYVIA_CONTEXT_ROOT_COLOR       "%B%F{blue}"
+set_default OHMYVIA_CONTEXT_USER_COLOR       "%B%F{red}"
+
+set_default OHMYVIA_DIR_COLOR                "%B%F{green}"
+
+set_default OHMYVIA_STATUS_OK_COLOR          "%B%F{yellow}"
+set_default OHMYVIA_STATUS_ERROR_COLOR       "%B%F{red}"
+
+set_default OHMYVIA_TIME_COLOR               "%B%F{cyan}"
 set_default OHMYVIA_TIME_FORMAT              "%D{%H:%M}"
 
 set_default OHMYVIA_VCS_COLOR_UNSTAGED       "red"
-set_default OHMYVIA_VCS_COLOR_STAGED     "yellow"
+set_default OHMYVIA_VCS_COLOR_STAGE          "yellow"
 set_default OHMYVIA_VCS_COLOR_UNTRACKED      "blue"
 set_default OHMYVIA_VCS_COLOR_STASH          "cyan"
 set_default OHMYVIA_VCS_COLOR_CLEAN          "green"
 set_default OHMYVIA_VCS_THEME                "default"
 
+
 #################################################################################
-# Setup prompts
+# Build left & right prompts
 #################################################################################
 
-local clock="%B%F{cyan}$OHMYVIA_TIME_FORMAT%f%b"
-
-local user="%B%(!.%F{blue}.%F{red})%n%f%b"
-
-local user_host="${user}%B%F{yellow}@%F{white}%m%f%b"
-
-local current_dir="%B%F{green}%~%f%b"
-
-local eol="%B%(?.%F{yellow}.%F{red})%#%f%b"
+OHMYVIA_EOL="%(?.$OHMYVIA_STATUS_OK_COLOR.$OHMYVIA_STATUS_ERROR_COLOR)%#%f%b"
 
-PROMPT='${clock} ${user_host} ${current_dir}${eol} '
+PROMPT="$(prompt_time) $(prompt_context) $(prompt_dir)${OHMYVIA_EOL} "
 
 # Display vcs info
 # http://zsh.sourceforge.net/Doc/Release/User-Contributions.html#Version-Control-Information