#!/bin/sh
## Home session initialization.

if [ "$1" = "-h" ]; then
	cat <<EOF>&2
Usage: ${0##*/}

Initialize home folder.

Options:

  -u: Update Go tools.

EOF
	exit
fi

OPT_GO=""
if [ "$1" = "-u" ]; then
	OPT_GO="-u"
	shift
fi

SOURCEDIR="$HOME/personal"
[ -z "$XDG_CONFIG_HOME" ] && XDG_CONFIG_HOME="$HOME/.config"
[ -z "$XDG_DATA_HOME" ] && XDG_DATA_HOME="$HOME/.local/share"

## ln no-clobber
lnn() {
	if [ ! -e "$2" ] || [ -h "$2" ]; then
		ln -svnf "$1" "$2"
	fi
}



echo "==> 'temp' folder"
mkdir -pv "$HOME/temp"

echo "==> Bookmarks"
mkdir -pv "$XDG_CONFIG_HOME/qutebrowser/bookmarks"
lnn "$SOURCEDIR/bookmarks/bookmarks" "$XDG_CONFIG_HOME/qutebrowser/bookmarks/urls"
lnn "$SOURCEDIR/bookmarks/quickmarks" "$XDG_CONFIG_HOME/qutebrowser/"

if command -v emacs >/dev/null 2>&1; then
	echo "==> Emacs extra packages"
	yes | emacs --batch -l ~/.emacs.d/init.el --eval '(progn (package-refresh-contents) (package-install-selected-packages))'
	mkdir -pv ~/.emacs.d/site-lisp
	if [ -e ~/.emacs.d/site-lisp/evil-special-modes ]; then
		pushd ~/.emacs.d/site-lisp/evil-special-modes
		git pull
		popd
	else
		git clone https://github.com/Ambrevar/evil-special-modes ~/.emacs.d/site-lisp/evil-special-modes
	fi
fi

echo "==> Go path"
mkdir -pv "$HOME/go" "$HOME/.go-tools"
if command -v go >/dev/null 2>&1; then
	echo "==> Go extra dev tools"
	export GOPATH="$HOME/.go-tools"
	export PATH="$PATH:$GOPATH/bin"

	go get -v $OPT_GO -ldflags "-s -w" github.com/alecthomas/gometalinter && gometalinter -i $OPT_GO
	strip -s "$GOPATH"/bin/*

	## See https://dominik.honnef.co/posts/2014/12/an_incomplete_list_of_go_tools/.
	## https://dominik.honnef.co/go/
	go get -v $OPT_GO -ldflags "-s -w" \
		github.com/nsf/gocode \
		github.com/rogpeppe/godef
fi

echo "==> Mail"
lnn "$SOURCEDIR/mail/mbsyncrc" "$HOME/.mbsyncrc"
mkdir -pv "$HOME/.cache/mail/"
while IFS= read -r i; do
	## We get a shell command, so we need to evaluate it to expand "~".
	eval "$i"
done <<EOF
$(awk '/^Path/ {$1="mkdir -pv"; print}' ~/.mbsyncrc)
EOF

if [ ! -e ~/.authinfo.gpg ]; then
	## TODO: Why does it prompt for the GPG passphrase twice per account?
	## TODO: Does not work with --batch for some reason, so we have to spawn Emacs.
emacs --eval '(progn (when (require '"'"'mu4e nil t) (let ((auth-sources (list "~/.authinfo.gpg")) (auth-source-save-behavior t)) (dolist (context mu4e-contexts) (mu4e-context-switch nil (mu4e-context-name context)) (funcall (plist-get (car (auth-source-search :max 1 :host smtpmail-smtp-server :port smtpmail-smtp-service :user smtpmail-smtp-user :require '"'"'(:user :secret) :create t)) :save-function))))) (kill-emacs))'
fi
mbsync -aV
mu index --maildir=~/.cache/mail