baseproc16-default/theme_vim

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3.4 KiB
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#!/usr/bin/env bash
readonly dependency=("chriskempson/base16-vim")
readonly app="vim"
readonly path="$1"
readonly package="$2"
readonly theme="$3"
readonly permanent="$4"
## Main Entrypoint
#
# Finds the right theme template file and starts theme
# switching and, if necessary, permanent setting processes.
main() {
dbg_msg $app "Starting Processor"
tfile="$path/$package/colors/base16-$theme.vim"
if ! file_exists "$tfile"; then
dbg_msg $app "error" "Theme template $theme not found in package $package"
exit 1
fi
if [[ "$permanent" == "true" ]]; then save; fi
theme
dbg_msg $app "Processor Done"
}
## Theme switcher
#
# Makes sure that if any application instance is
# currently running, it switches to new theme.
theme() {
dbg_msg $app "Switching theme"
# this whole thing only works when tmux is running
pgrep tmux >/dev/null || {
dbg_msg $app "warn" "No instance of tmux running, can not dynamically re-theme vim"
return
}
while read -r l; do
# we need to close panels that are in a mode and get them out to send keys to vim
if [ "${l: -1}" = 1 ]; then
tmux send-keys -t "${l/:*/}" -X cancel && tmux send-keys -t "${l/:*/}" ":source $tfile" "Enter"
tmux send-keys -t "${l/:*/}" ":AirlineTheme base16" "Enter"
else
tmux send-keys -t "${l/:*/}" ":source $tfile" "Enter"
tmux send-keys -t "${l/:*/}" ":AirlineTheme base16" "Enter"
fi
# find all panes which currently have nvim/vim running
done < <(tmux list-panes -a -F '#D:#T:#{pane_current_command}:#{pane_in_mode}' | grep ':VIM:\|:nvim:')
dbg_msg $app "Successfully switched theme"
}
## Theme setter
#
# Takes care of permanently writing the desired
# base16 theme into application settings.
save() {
dbg_msg $app "Saving theme"
local vim_dirs="${XDG_CONFIG_HOME:-/$HOME/.config}/nvim $HOME/.vim"
local foundone=false
for vim_dir in $vim_dirs; do
if [[ -d "$vim_dir" ]]; then
foundone=true
cat "$tfile" >"$vim_dir/colorscheme.vim"
echo "colorscheme base16-$theme" >>"$vim_dir/colorscheme.vim"
dbg_msg $app "Saved theme to $vim_dir/colorscheme.vim"
include "$vim_dir"
fi
done
[[ "$foundone" == false ]] && dbg_msg $app "warn" "No configuration directory found"
}
## Theme includer
#
# Makes sure that theme is actually included in
# default application startup routine.
# This is the most invasive step of theming since it
# rewrites within existing configuration files.
include() {
local vim_dir="$1"
dbg_msg $app "Including theme in configuration"
if file_exists "$vim_dir/init.vim"; then
line_exists_or_append "$vim_dir/init.vim" "runtime colorscheme.vim"
dbg_msg $app "Successfully included theme in configuration"
elif file_exists "$HOME/.vimrc"; then
line_exists_or_append "$HOME/.vimrc" "runtime colorscheme.vim"
dbg_msg $app "Successfully included theme in configuration"
else
dbg_msg $app "warn" "No default configuration file found"
fi
}
# Safe sourcing: https://stackoverflow.com/a/12694189
DIR="${BASH_SOURCE%/*}"
if [[ ! -d "$DIR" ]]; then DIR="$PWD"; fi
# shellcheck source=utilities.sh
. "$DIR/utilities.sh"
## Dependency Checker
#
# Makes sure the processor is called for the correct
# base16 package, or refuses to run if it is not.
if printf '%s\n' "${dependency[@]}" | grep -q -P "^$package$"; then
main
else
dbg_msg $app "error" "Processor does not work for package $package"
fi