.zshrc

# =============================================================================
#                                   Plugins
# =============================================================================

# Automagically quote URLs. This obviates the need to quote them manually when
# pasting or typing URLs.
autoload -Uz url-quote-magic
zle -N self-insert url-quote-magic


# =============================================================================
#                                   Plugins
# =============================================================================

## Powerlevel10k settings, all theme related:
# powerlevel9k prompt theme
DEFAULT_USER=$USER
POWERLEVEL9K_MODE='nerdfont-complete'
#POWERLEVEL9K_SHORTEN_DIR_LENGTH=3
#POWERLEVEL9K_SHORTEN_STRATEGY="truncate_from_right"
POWERLEVEL9K_DIR_PATH_SEPARATOR="%F{cyan}/%F{blue}"
POWERLEVEL9K_LEFT_SEGMENT_SEPARATOR=''
POWERLEVEL9K_RIGHT_SEGMENT_SEPARATOR=''
POWERLEVEL9K_LEFT_SUBSEGMENT_SEPARATOR=''
POWERLEVEL9K_RIGHT_SUBSEGMENT_SEPARATOR=''
POWERLEVEL9K_PROMPT_ON_NEWLINE=true
POWERLEVEL9K_RPROMPT_ON_NEWLINE=true
POWERLEVEL9K_MULTILINE_FIRST_PROMPT_PREFIX="%F{blue}\u256D\u2500%f"
POWERLEVEL9K_MULTILINE_LAST_PROMPT_PREFIX="%F{blue}\u2570\uf460%f "
POWERLEVEL9K_STATUS_OK=false

# These two configs determine what features appear on the left/write of your terminal
# the _joined suffix just moves them closer together so there isnt extra whitespace between them
POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(user_joined anaconda_joined dir_joined
                                   dir_writable_joined)
POWERLEVEL9K_RIGHT_PROMPT_ELEMENTS=(status command_execution_time vcs
                                    background_jobs_joined time_joined
                                    os_icon_joined host_joined)

POWERLEVEL9K_VCS_CLEAN_BACKGROUND="clear"
POWERLEVEL9K_VCS_CLEAN_FOREGROUND="green"
POWERLEVEL9K_VCS_MODIFIED_BACKGROUND="clear"
POWERLEVEL9K_VCS_MODIFIED_FOREGROUND="yellow"
POWERLEVEL9K_VCS_UNTRACKED_BACKGROUND="clear"
POWERLEVEL9K_VCS_UNTRACKED_FOREGROUND="yellow"
POWERLEVEL9K_DIR_HOME_BACKGROUND="clear"
POWERLEVEL9K_DIR_HOME_FOREGROUND="blue"
POWERLEVEL9K_DIR_HOME_SUBFOLDER_BACKGROUND="clear"
POWERLEVEL9K_DIR_HOME_SUBFOLDER_FOREGROUND="blue"
POWERLEVEL9K_DIR_WRITABLE_FORBIDDEN_BACKGROUND="clear"
POWERLEVEL9K_DIR_WRITABLE_FORBIDDEN_FOREGROUND="red"
POWERLEVEL9K_DIR_DEFAULT_BACKGROUND="clear"
POWERLEVEL9K_DIR_DEFAULT_FOREGROUND="cyan"
POWERLEVEL9K_ROOT_INDICATOR_BACKGROUND="clear"
POWERLEVEL9K_ROOT_INDICATOR_FOREGROUND="red"
POWERLEVEL9K_STATUS_OK_BACKGROUND="clear"
POWERLEVEL9K_STATUS_OK_FOREGROUND="green"
POWERLEVEL9K_STATUS_ERROR_BACKGROUND="clear"
POWERLEVEL9K_STATUS_ERROR_FOREGROUND="red"
POWERLEVEL9K_TIME_FORMAT="%D{\uf073 %b %d \uf017 %H:%M}" #  Jun 15  09:32
POWERLEVEL9K_TIME_FOREGROUND="blue"
POWERLEVEL9K_TIME_BACKGROUND="clear"
POWERLEVEL9K_TIME_FOREGROUND="blue"
POWERLEVEL9K_COMMAND_EXECUTION_TIME_BACKGROUND='clear'
POWERLEVEL9K_COMMAND_EXECUTION_TIME_FOREGROUND='magenta'
POWERLEVEL9K_BACKGROUND_JOBS_BACKGROUND='clear'
POWERLEVEL9K_BACKGROUND_JOBS_FOREGROUND='magenta'

POWERLEVEL9K_USER_DEFAULT_BACKGROUND='clear'
POWERLEVEL9K_USER_DEFAULT_FOREGROUND='cyan'
POWERLEVEL9K_USER_ROOT_BACKGROUND='clear'
POWERLEVEL9K_USER_ROOT_FOREGROUND='red'
POWERLEVEL9K_USER_ICON="\uf415" # 
POWERLEVEL9K_ROOT_ICON="\u26a1" # ⚡
POWERLEVEL9K_ROOT_ICON="\u2757" # ❗
POWERLEVEL9K_ALWAYS_SHOW_USER=true

POWERLEVEL9K_HOST_LOCAL_BACKGROUND='clear'
POWERLEVEL9K_HOST_LOCAL_FOREGROUND='cyan'
POWERLEVEL9K_HOST_REMOTE_BACKGROUND='clear'
POWERLEVEL9K_HOST_REMOTE_FOREGROUND='magenta'
POWERLEVEL9K_HOST_ICON="\uF109 " # 
POWERLEVEL9K_SSH_ICON="\uF489 "  # 
POWERLEVEL9K_OS_ICON_BACKGROUND="clear"
POWERLEVEL9K_OS_ICON_FOREGROUND="grey"
POWERLEVEL9K_ANACONDA_BACKGROUND="clear"
POWERLEVEL9K_ANACONDA_FOREGROUND="blue"
POWERLEVEL9K_ANACONDA_SHOW_PYTHON_VERSION=false
POWERLEVEL9K_PYTHON_ICON="\uE73C" # 
POWERLEVEL9K_ANACONDA_LEFT_DELIMITER=""
POWERLEVEL9K_ANACONDA_RIGHT_DELIMITER=""

### END Powerlevel10k

# zsh-syntax-highlighting settings
ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets pattern cursor)
ZSH_HIGHLIGHT_PATTERNS+=('rm -rf *' 'fg=white,bold,bg=red')
typeset -A ZSH_HIGHLIGHT_STYLES
ZSH_HIGHLIGHT_STYLES[path]='fg=blue'
ZSH_HIGHLIGHT_STYLES[path_pathseparator]='fg=cyan'
ZSH_HIGHLIGHT_STYLES[alias]='fg=cyan'
ZSH_HIGHLIGHT_STYLES[builtin]='fg=cyan'
ZSH_HIGHLIGHT_STYLES[function]='fg=cyan'
ZSH_HIGHLIGHT_STYLES[commandseparator]='fg=yellow'
ZSH_HIGHLIGHT_STYLES[redirection]='fg=magenta'
ZSH_HIGHLIGHT_STYLES[bracket-level-1]='fg=cyan,bold'
ZSH_HIGHLIGHT_STYLES[bracket-level-2]='fg=green,bold'
ZSH_HIGHLIGHT_STYLES[bracket-level-3]='fg=magenta,bold'
ZSH_HIGHLIGHT_STYLES[bracket-level-4]='fg=yellow,bold'


## zplug: plugin manager for zsh, so you don't have to manually install these :)

# Install if not already installed
if [[ ! -d "${ZPLUG_HOME}" ]]; then
  if [[ ! -d ~/.zplug ]]; then
    git clone https://github.com/zplug/zplug ~/.zplug
    # If we can't get zplug, it'll be a very sobering shell experience. To at
    # least complete the sourcing of this file, we'll define an always-false
    # returning zplug function.
    if [[ $? != 0 ]]; then
      function zplug() {
        return 1
      }
    fi
  fi
  export ZPLUG_HOME=~/.zplug
fi
if [[ -d "${ZPLUG_HOME}" ]]; then
  source "${ZPLUG_HOME}/init.zsh"
fi

# These are our plugins. Most are self explanatory.
zplug 'plugins/colored-man-pages', from:oh-my-zsh
zplug 'plugins/git', from:oh-my-zsh, if:'which git'
zplug 'plugins/completion', from:oh-my-zsh # Additional autocompletions for zsh
zplug 'zsh-users/zsh-completions', defer:2 # Additional autocompletioins for zsh

# This is the theme itself, powerlevel10k (a faster/more efficient implementation of powerlevel9k)
zplug 'romkatv/powerlevel10k', use:powerlevel10k.zsh-theme

zplug 'zsh-users/zsh-autosuggestions'
zplug 'zsh-users/zsh-syntax-highlighting', defer:2
# Better directory colors
zplug 'seebi/dircolors-solarized', ignore:"*", as:plugin

# This plugin enables putting .autoenv.zsh files in directories, so you can run scripts when you cd into folders.
# eg. if you wanted to automatically run `conda activate fastai` when you switch to a fastai repo.
# This has been working inconsistently for me, so I'm commenting this out for now.
# zplug 'Tarrasch/zsh-autoenv'

# Install the plugins if not installed already
if ! zplug check; then
  zplug install
fi
# source/load the plugins so they're active
zplug load

if zplug check 'seebi/dircolors-solarized'; then
  if which gdircolors > /dev/null 2>&1; then
    alias dircolors='gdircolors'
  fi
  if which dircolors > /dev/null 2>&1; then
    scheme='dircolors.256dark'
    eval $(dircolors $ZPLUG_HOME/repos/seebi/dircolors-solarized/$scheme)
  fi
fi

if zplug check 'zsh-users/zsh-autosuggestions'; then
  # Enable asynchronous fetching of suggestions.
  ZSH_AUTOSUGGEST_USE_ASYNC=1
  # For some reason, the offered completion winds up having the same color as
  # the terminal background color (when using a dark profile). Therefore, we
  # switch to gray.
  # See https://github.com/zsh-users/zsh-autosuggestions/issues/182.
  ZSH_AUTOSUGGEST_HIGHLIGHT_STYLE='fg=gray'
fi


## END zplug


# =============================================================================
#                                   Options
#          For default behaviour, you can turn off all of these setopt's
# =============================================================================

# Watching other users (hell if I know how this works, though - stolen from mavam/dotfiles)
WATCHFMT='%n %a %l from %m at %t.'
watch=(notme)         # Report login/logout events for everybody except ourself.
LOGCHECK=60           # Time (seconds) between checks for login/logout activity.
REPORTTIME=5          # Display usage statistics for commands running > 5 sec.
WORDCHARS="\'*?_-.[]~=/&;!#$%^(){}<>\'"

# History
HISTFILE=~/.zsh_history
HISTSIZE=100000
SAVEHIST=100000
setopt autocd                   # Allow changing directories without `cd`
setopt append_history           # Do not overwrite history
setopt extended_history         # Also record time and duration of commands.
setopt share_history            # Share history between multiple shells
setopt hist_expire_dups_first   # Clear duplicates when trimming internal hist.
setopt hist_find_no_dups        # Do not display duplicates during searches.
setopt hist_ignore_dups         # Ignore consecutive duplicates.
setopt hist_ignore_all_dups     # Remember only one unique copy of the command.
setopt hist_reduce_blanks       # Remove superfluous blanks.
setopt hist_save_no_dups        # Omit older commands in favor of newer ones.

# Changing directories (I don't fully understand what these options do, to be honest)
setopt pushd_ignore_dups        # Do not push copies of the same dir on stack.
setopt pushd_minus              # Reference stack entries with '-'.

setopt extended_glob

# Misc
setopt nobeep           # Disable terminal bell
setopt autocd           # cd if only a directory name was entered

# =============================================================================
#                                   Aliases
# =============================================================================
# Directory coloring - alias `ls` to use the color flag which loads from a previously set env var.
if which gls > /dev/null 2>&1; then
  # Prefer GNU version, since it respects dircolors.
  alias ls='gls --group-directories-first --color=auto'
elif [[ $OSTYPE = (darwin|freebsd)* ]]; then
  export CLICOLOR="YES" # Equivalent to passing -G to ls.
  export LSCOLORS="exgxdHdHcxaHaHhBhDeaec"
else
  alias ls='ls --group-directories-first --color=auto'
fi

# alert alias to let long-running commands send a notification when they're done :)
# eg. `alert sleep 10`
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'

# =============================================================================
#                                 Completions
# =============================================================================

# case-insensitive (all), partial-word and then substring completion
zstyle ':completion:*' matcher-list \
  'm:{a-zA-Z}={A-Za-z}' \
  'r:|[._-]=* r:|=*' \
  'l:|=* r:|=*'

zstyle ':completion:*:default' list-colors ${(s.:.)LS_COLORS}

# When doing `cd ../<TAB>`, don't offer the current directory as an option.
zstyle ':completion:*:cd:*' ignore-parents parent pwd

# Show a menu (with arrow keys) to select the process to kill.
zstyle ':completion:*:*:kill:*' menu yes select
zstyle ':completion:*:kill:*'   force-list always

################# END CONFIGS