themes/ht: Add ht theme (#584)

Co-authored-by: Koichi Murase <myoga.murase@gmail.com>

themes/THEMES.md

@@ -111,6 +111,10 @@
 
 [![](hawaii50/hawaii50-dark.png)](hawaii50/hawaii50-dark.png)
 
+## `ht`
+
+[![](ht/ht-dark.png)](ht/ht-dark.png)
+
 ## `iterate`
 
 [![](iterate/iterate-dark.png)](iterate/iterate-dark.png)

themes/ht/ht.theme.sh

@@ -0,0 +1,82 @@
+#! bash oh-my-bash.module
+
+# Harrison's Theme (ht)
+
+# Description:
+# Simple prompt that shows basic working directory and exit code info
+# Works with 8 color terminals
+
+# Example prompt:
+# ● [harrison@ubN2] in src ± |dev ✗|
+
+# OMB SCM Prompt overrides
+SCM_GIT_SHOW_MINIMAL_INFO="true"
+SCM_THEME_PROMPT_DIRTY=" ${_omb_prompt_red}✗${_omb_prompt_normal}"
+SCM_THEME_PROMPT_CLEAN=" ${_omb_prompt_green}✓${_omb_prompt_normal}"
+SCM_NONE_CHAR=""
+
+function _omb_theme_ht_exit_color {
+  case $1 in
+  0)
+    echo "$_omb_prompt_green"
+    ;;
+  1)
+    echo "$_omb_prompt_red"
+    ;;
+  2)
+    echo "$_omb_prompt_gray"
+    ;;
+  126)
+    echo "$_omb_prompt_cyan"
+    ;;
+  127)
+    echo "$_omb_prompt_magenta"
+    ;;
+  130)
+    echo "$_omb_prompt_black"
+    ;;
+  148)
+    echo "$_omb_prompt_yellow"
+    ;;
+  *)
+    echo "$_omb_prompt_blue"
+    ;;
+  esac
+}
+
+# Displays the current prompt
+function _omb_theme_PROMPT_COMMAND {
+  # Capture exit code
+  # NOTE: DO NOT MOVE
+  local EXIT_CODE=$?
+
+  # Start prompt blank
+  PS1=""
+
+  # Exit code indicator
+  PS1+="$(_omb_theme_ht_exit_color "$EXIT_CODE")●$_omb_prompt_reset_color"
+
+  # Environment info
+  PS1+="$_omb_prompt_red$(_omb_prompt_get_ruby_env)$_omb_prompt_reset_color"
+  PS1+="$_omb_prompt_green$(_omb_prompt_get_python_env)$_omb_prompt_reset_color"
+
+  # User and host
+  local user_host_prefix=" $_omb_prompt_reset_color["
+  local user_host_suffix="$_omb_prompt_reset_color]"
+  local user="$_omb_prompt_blue\u"
+  local host="$_omb_prompt_cyan\H"
+  local at="$_omb_prompt_reset_color@"
+  PS1+="$user_host_prefix$user$at$host$user_host_suffix"
+
+  # Working directory
+  PS1+=" in $_omb_prompt_magenta\W$_omb_prompt_reset_color"
+
+  # SCM
+  PS1+=" $(scm_prompt_char_info)"
+
+  # End prompt
+  PS1+="\n${_omb_prompt_green}➜ $_omb_prompt_normal"
+}
+
+# Runs prompt (this bypasses oh-my-bash $PROMPT setting)
+_omb_util_add_prompt_command _omb_theme_PROMPT_COMMAND