Flags for modifications, indexed and untracked

prompt.sh

@@ -1,23 +1,61 @@
+function enrich_if_not_null {
+    symbol=$1
+    variable=$2
+    if [[ -z "$variable" ]]
+    then
+        flag=${off}
+    else
+        flag=${on}
+    fi
+    PS1="${PS1} ${flag}${symbol}"
+}
+
+function enrich_if_equal {
+    symbol=$1
+    variable=$2
+    condition=$3
+    if [[ $variable == "${condition}" ]]
+    then
+        flag=${on}
+    else
+        flag=${off}
+    fi
+    PS1="${PS1} ${flag}${symbol}"
+}
+
+function enrich_if_greater_than_zero {
+    symbol=$1
+    variable=$2
+    if [[ $variable -gt 0 ]]
+    then
+        flag=${on}
+    else
+        flag=${off}
+    fi
+    PS1="${PS1} ${flag}${symbol}"
+}
 function build_prompt {
     PS1=""
-    on="\[\033[0;33m\]"
+    on="\[\033[1;37m\]"
-    off="\[\033[1;31m\]"
+    off="\[\033[0;30m\]"
     blinking="\[\033[1;5;17m\]"
     reset="\[\033[0m\]"
 
     current_branch=$(git rev-parse --abbrev-ref HEAD 2> /dev/null)
+    enrich_if_not_null "❤" $current_branch
+    enrich_if_equal "⚯" "${current_branch}" "HEAD"
+
+    number_of_modifications=$(git status --short 2> /dev/null|grep --count -e ^\.M)
+    enrich_if_greater_than_zero "✎" "${number_of_modifications}"
+
+    number_of_modifications_cached=$(git status --short 2> /dev/null|grep --count -e ^M)
+    enrich_if_greater_than_zero "→" "${number_of_modifications_cached}"
+
+    number_of_untracked=$(git status --short 2> /dev/null|grep --count -e ^\?\?)
+    enrich_if_greater_than_zero "∿" "${number_of_untracked}"
 
 
-    git_repo_s="❤"
+    PS1="${PS1}${reset} ${current_branch}:"
-    if [[ -z "$current_branch" ]]
-    then
-        git_repo=${off}
-    else
-        git_repo=${on}
-    fi
-    PS1="${PS1}${git_repo}${git_repo_s}"
-
-	PS1="${PS1}${reset}:"
 }