HISTFILE=~/.zsh_history
HISTSIZE=5000
SAVEHIST=5000
setopt append_history           # append
setopt hist_ignore_all_dups     # no duplicate
setopt hist_ignore_space        # ignore space prefixed commands
setopt hist_reduce_blanks       # trim blanks
setopt inc_append_history       # add commands as they are typed, don't wait until shell exit
setopt share_history            # share hist between sessions
setopt ignoreeof                # don't exit the shell on ^D (EOF)

# emacs bindings
bindkey -e
# make delete key work
bindkey    "^[[3~"          delete-char
bindkey    "^[3;5~"         delete-char

# make Ctrl-arrow work
bindkey "^[[1;5C" forward-word
bindkey "^[[1;5D" backward-word

# autocomplete
autoload -Uz compinit
compinit

# OS-specific things
if [[ "$OSTYPE" =~ ^linux.*$ ]]; then
    PATH=~/.local/bin:$PATH

    # System Node.js with local "global" package prefix, for DSpace build environment:
    #  $ npm config set prefix ~/.node_modules
    #  $ npm install -g bower grunt grunt-cli
    PATH=$PATH:~/.node_modules/bin

    {%@@ if profile == "knafeh" or profile == "balozi" @@%}
    # Export these variables in our TTY so that Sway can read them when it
    # starts. It's not pretty, but it's all we can do since support for
    # ~/.pam_environment was removed from pambase in Arch Linux recently.
    export MOZ_ENABLE_WAYLAND=1
    # 2021-06-22: fix "Firefox is already running" message
    # See: https://mastransky.wordpress.com/2020/03/16/wayland-x11-how-to-run-firefox-in-mixed-environment/
    export MOZ_DBUS_REMOTE=1
    export QT_QPA_PLATFORM=wayland-egl
    export CLUTTER_BACKEND=wayland
    # 2020-02-10: https://github.com/swaywm/sway/wiki#issues-with-java-applications
    export _JAVA_AWT_WM_NONREPARENTING=1
    export SDL_VIDEODRIVER=wayland
    # Signal to xdg-desktop-portal that we're on Sway
    export XDG_CURRENT_DESKTOP=sway
    # 2022-12-26: use Vulkan renderer in Sway
    # 2023-01-03: a bit buggy on older Intel, especially in Thunderbird (even on new Intel)
    #export WLR_RENDERER=vulkan
    {%@@ endif @@%}

    # 2023-02-05: tell pip/poetry not to probe for keyrings. I'm not publishing
    # packages to pypi.org and the popup during pip/poetry install is annoying.
    # See: https://github.com/python-poetry/poetry/issues/1917
    export PYTHON_KEYRING_BACKEND=keyring.backends.null.Keyring

    # Don't show rtx version update warnings
    export RTX_HIDE_UPDATE_WARNING=1
fi

# Enable zsh completions for rtx version manager
if [[ -f /usr/bin/rtx ]]; then
    eval "$(/usr/bin/rtx activate zsh)"
fi

alias ls='ls -F --color=auto'
alias less='less -R' # preserves colors in GNU coreutils' `less`

# selenized dircolors
# see: https://github.com/jan-warchol/selenized/tree/master/other-apps/dircolors
export LS_COLORS="$LS_COLORS:ow=1;7;34:st=30;44:su=30;41"

# Environment
export PS1='[%n@%m: %~]$ '
export EDITOR=vim
export PAGER=less

# resize images using GraphicsMagick
#
#   $ smartresize DSC_0788.JPG 1920x1080 outputdir [quality]
#
# Similar to the one from SmashingMagazine, but ported to GraphicsMagick
# see: http://www.smashingmagazine.com/2015/06/efficient-image-resizing-with-imagemagick/
smartresize() {
    if [[ -z $4 ]]; then QUALITY=82; else QUALITY=$4; fi

    gm mogrify -filter Triangle -define filter:support=2 -thumbnail $2 -unsharp 2x0.5+0.7+0 -dither -quality $QUALITY -define jpeg:fancy-upsampling=off -define png:compression-filter=5 -define png:compression-level=9 -define png:compression-strategy=1 -define png:exclude-chunk=all -interlace Line -strip -output-directory $3 $1
}

# optimize jpeg using GraphicsMagick
#
#   $ jpegoptimize DSC_0788.JPG outputdir [quality]
#
# Similar to smartresize above, but just optmizes the jpeg
jpegoptimize() {
    if [[ -z $3 ]]; then QUALITY=82; else QUALITY=$3; fi

    gm mogrify -filter Triangle -define filter:support=2 -unsharp 2x0.5+0.7+0 -dither -quality $QUALITY -define jpeg:fancy-upsampling=off -interlace Line -strip -output-directory $2 $1
}

# Generate a random hex password 20 characters long. The input from /dev/urandom
# does not need to be any particular length due to SHA-2 256's design (for exam-
# ple, the "avalanche" effect and the input padding), so I just read 1 byte with
# dd. Some sites (see below) recommend using a minimum of 20 characters for hex
# passwords.
#
# See: https://www.ssh.com/academy/ssh/passphrase-generator
genpass() {
    dd if=/dev/urandom bs=1 count=1 2>/dev/null | \
      sha256sum -b | \
      sed 's/ .*//' | \
      head -c 20; echo
}

# set GPG TTY for pinentry-curses
export GPG_TTY=$(tty)

# Refresh gpg-agent tty in case user switches into an X Session
gpg-connect-agent updatestartuptty /bye >/dev/null

# Export location to SSH agent socket, see ssh-agent.service
export SSH_AUTH_SOCK="$XDG_RUNTIME_DIR/ssh-agent.socket"

# Speed up JVM start for short-lived Java programs
# See: https://zeroturnaround.com/rebellabs/your-maven-build-is-slow-speed-it-up/
export MAVEN_OPTS="-XX:+TieredCompilation -XX:TieredStopAtLevel=1"
export PATH
export MANPATH