WIP: migrate to .zsh-theme

.gitignore

@@ -1 +0,0 @@
-/*.zsh-theme.zwc*

fred-prompt.zsh-theme

@@ -1,53 +1,53 @@
 # -*-mode: sh-*-
 # My mess of various themes
-# Optionally uses Zim modules git-info and duration-info
+
+# use extended color palette if available
+: ${USER_COLOR=magenta}
+: ${HOST_COLOR=yellow}
+: ${PWD_COLOR=green}
+: ${BRANCH_COLOR=yellow}
+: ${DIRTY_COLOR=yellow}
 
 setopt nopromptbang promptcr promptpercent promptsp promptsubst
 
-if [[ "$TERM" != linux && \
-      ("$LANG" =~ UTF-?8$ || \
-       "$(! (which locale > /dev/null) || locale charmap)" == UTF-8) ]]
+if [[ $(locale charmap) != UTF-8 || "$TERM" == linux ]]
 then
-  # assume we have UTF8 support
+  ERROR_CHAR=''
+  DIRTY_CHAR="*"
+  PREFIX='$'
+else
   ERROR_CHAR='⏎'
   DIRTY_CHAR="∆" # U+2206
-  STASH_CHAR='📚' # U+1F4DA
-  PREFIX='❱' # U+2771
-else
-  # fallback to ASCII
-  ERROR_CHAR='<'
-  DIRTY_CHAR='^'
-  STASH_CHAR='≡' # ASCII 240
-  PREFIX='$'
+  PREFIX="❱" # U+2771
 fi
 
+prompt_context() {
+  if [ -n "$SSH_CLIENT" ]
+  then
+    host=%B%F{blue}%m%f%b
+  else
+    host=%B%F{green}%m%f%b
+  fi
+  print "%B%(!.%F{red}.%F{green})%n@${host}"
+}
+
 typeset -gA git_info
 if (( ${+functions[git-info]} )); then
   zstyle ':zim:git-info' verbose yes
-  zstyle ':zim:git-info:clean' format '%F{green}'
   zstyle ':zim:git-info:branch' format '%b'
   zstyle ':zim:git-info:commit' format '%c'
-  zstyle ':zim:git-info:action' format '%b%f:%F{yellow}%B%a'
-  zstyle ':zim:git-info:stashed' format "%S${STASH_CHAR}"
-  zstyle ':zim:git-info:dirty' format '%F{yellow}${DIRTY_CHAR}%f'
+  zstyle ':zim:git-info:action' format '%b%f:%F{${INDEXED_COLOR}}%B%a'
+  zstyle ':zim:git-info:dirty' format '%F{${INDEXED_COLOR}}${DIRTY_CHAR}%f'
+  if [[ -n ${STASHED_IND} ]]; then
+      zstyle ':zim:git-info:stashed' format '%F{${STASHED_COLOR}}${STASHED_IND}'
+  fi
   zstyle ':zim:git-info:keys' format \
-         'prompt' ' %F{yellow}%C%b%c%f%f%s' \
-         'rprompt' '%D%S'
+         'prompt' ' %F{${BRANCH_COLOR}}%b%c%f%S%f%s' \
+         'rprompt' ' %D'
 
   autoload -Uz add-zsh-hook && add-zsh-hook precmd git-info
 fi
 
-if (( ${+functions[duration-info-preexec]} )); then
-  zstyle ':zim:duration-info' threshold 1
-  zstyle ':zim:duration-info' format '(%d) '
-  add-zsh-hook preexec duration-info-preexec
-  add-zsh-hook precmd duration-info-precmd
-fi
-
 # Define prompts.
-local userHost='%B%(!.%F{red}.%F{green})%n@${SSH_CLIENT:+%F{blue\}}%m%f%b' # user@host
-local pathString='%F{cyan}%$((($COLUMNS-20) / 4 ))<..<%~%f' # /path/to/wd
-local gitInfo='${(e)git_info[prompt]}' # branch:action
-local promptChar='%B%(!.%F{red}.%F{cyan})${PREFIX}%f%b'
-PS1="$userHost $pathString$gitInfo$promptChar "
-RPS1='${editor_info[overwrite]}%(?:: %F{red}%?'$ERROR_CHAR'%f) ${duration_info}${(e)git_info[rprompt]}'
+PS1='$(prompt_context)%F{cyan} %$((($COLUMNS-20) / 4 ))<..<%~%f${(e)git_info[prompt]}%(!. %B%F{red}#%f%b.)%B%F{cyan}${PREFIX}%f%b '
+RPS1='${editor_info[overwrite]}%(?:: %F{red}%?'$ERROR_CHAR'%f) ${(e)git_info[rprompt]}'