themes: Add powerbash10k theme (#474)

themes/THEMES.md

@@ -164,6 +164,10 @@
 
 [![](pete/pete-dark.png)](pete/pete-dark.png)
 
+## `powerbash10k`
+
+[![](powerbash10k/powerbash10k-dark.png)](powerbash10k/powerbash10k-dark.png)
+
 ## `powerline`
 
 [![](powerline/powerline-dark.png)](powerline/powerline-dark.png)

themes/powerbash10k/README.md

@@ -0,0 +1,128 @@
+# powerbash10k theme
+
+Simple colorful terminal prompt theme (inspired by powerlevel10k zsh theme, based on Brainy theme).
+
+## Features
+
+### Prompt Segments
+
+- Username & Hostname
+- Current Directory
+- SCM Information
+- Battery Charge
+- Clock
+- Command duration
+- [Todo.txt](https://github.com/ginatrapani/todo.txt-cli) status
+- Ruby Environment
+- Python Environment
+- Exit Code
+
+### Others
+
+- Indicator for cached `sudo` credential
+- Indicator for ssh login
+- `pb10k` command for showing/hiding various prompt segments on-the-fly
+
+## Configuration
+
+Various prompt segments can be shown/hidden or modified according to your choice. There are two ways for doing that:
+
+1. On-the-fly using `pb10k` command
+2. Theme Environment Variables
+
+### On-the-fly using `pb10k` command
+
+This theme provides a command for showing/hiding prompt segments.
+
+`pb10k show <segment>`
+
+`pb10k hide <segment>`
+
+Tab-completion for this command is enabled by default.
+
+Configuration specified by this command will only be applied to current and subsequent child shells.
+
+### Theme Environment Variables
+
+This is used for permanent settings that apply to all terminal sessions. You have to define the value of specific theme variables in your `bashrc` (or equivalent) file.
+
+The name of the variables are listed below along with their default values.
+
+#### User Information
+
+Indicator for cached `sudo` credential (see `sudo` manpage for more information):
+
+`THEME_SHOW_SUDO=true`
+
+Hide user info for local user (show only in SSH sessions):
+`__PB10K_PROMPT_LOCAL_USER_INFO=false`
+
+#### SCM Information
+
+Information about SCM repository status:
+
+`THEME_SHOW_SCM=true`
+
+#### Ruby Environment
+
+Ruby environment version information:
+
+`THEME_SHOW_RUBY=false`
+
+#### Python Environment
+
+Python environment version information:
+
+`THEME_SHOW_PYTHON=false`
+
+#### ToDo.txt status
+
+[Todo.txt](https://github.com/ginatrapani/todo.txt-cli) status:
+
+`THEME_SHOW_TODO=false`
+
+#### Clock
+
+`THEME_SHOW_CLOCK=true`
+
+`THEME_CLOCK_COLOR=$bold_cyan`
+
+Format of the clock (see `date` manpage for more information):
+
+`THEME_CLOCK_FORMAT="%H:%M:%S"`
+
+#### Battery Charge
+
+Battery charge percentage:
+
+`THEME_SHOW_BATTERY=false`
+
+#### Exit Code
+
+Exit code of the last command:
+
+`THEME_SHOW_EXITCODE=true`
+
+## Prompt Segments Order
+
+Currently available prompt segments are:
+
+- battery
+- char
+- clock
+- cmd_duration
+- dir
+- exitcode
+- python
+- ruby
+- scm
+- todo
+- user_info
+
+Three environment variables can be defined to rearrange the segments order. The default values are:
+
+`__PB10K_TOP_LEFT="dir scm"`
+
+`__PB10K_TOP_RIGHT="exitcode cmd_duration user_info python ruby todo clock battery"`
+
+`__PB10K_BOTTOM="char"`