#!/usr/bin/env bash

. "$(dirname $0)/util/logging.bash"
. "$(dirname $0)/certbot.bash"

fns=(
	add_deps
	setup_rust
	install_srv
	install_certbot
	setup_certbot
	install_cloudflared
	start_srv
	show_help
)

show_help() {
	[ "$1" == help ] && echo -n "Display this help." && return 0

	cat <<<"$HELPSTR"
}

# Don't forget to add musl-dev!
add_deps() {
	[ "$1" == help ] && echo -n "Install deps for building static-web-server." && return 0
	[ $UID -ne 0 ] && die "ERROR: must be root!"

	if [ -e /etc/debian_version ]; then
		sudo apt install build-essential python3-pip socat
	elif [ -e /etc/alpine-release ]; then
		apk add gcc make musl-dev rustup py3-pip # clang gcc-libs libgcc
		#apk add git
	else
		die "ERROR: Unsupported.  Get the dependencies yourself!"
	fi
}

setup_rust() {
	[ "$1" == help ] && echo -n "Configure rustup for user." && return 0

	if [ -e /etc/debian_version ]; then
		wget "https://static.rust-lang.org/rustup/dist/$(uname -m)-unknown-linux-gnu/rustup-init"
		# TODO: verify sigs
		chmod +x rustup-init
		./rustup-init <<<$'1\n'
	else
		rustup-init <<<$'1\n'
	fi
}

install_srv() {
	[ "$1" == help ] && echo -n "Install static-web-server." && return 0

	mkdir -p ~/src
	git clone --recurse-submodules \
		https://github.com/static-web-server/static-web-server.git \
		~/src/static-web-server

	cargo install --path ~/src/static-web-server
}

start_srv() {
	[ "$1" == help ] && echo -n "Start local static-web-server." && return 0

	local httproot
	[ -n "$1" ] && httproot="$1" || httproot="$HOME/httproot"

	static-web-server \
		--port 1337 \
		--host 127.0.0.1 \
		--root "$httproot"
}

read -d '' EXTRA_NOTE <<EONOTE

Note: You will need to run some operations as different users for security and
      practicality.

EONOTE

. "$(dirname $0)/util/dynamic_main.bash"