#!/bin/bash

function feeds_update {
	heads=1
	developer=0
	override=1
	while getopts "inh" opt; do
		case $opt in
		i)
			heads=0
			;;
		n)
			override=0
			;;
		h|\?)
			echo "Usage: ./iop feeds_update [-i] [-n] [-h]"
			echo
			echo "OPTIONS:"
			echo "  -i - Only update index. Do not change HEAD in feeds."
			echo "  -n - Do not replace core packages with iopsys versions."
			echo "  -h - Display this help message and exit."
			exit 1
			;;
		esac
	done

	git remote -v | grep -qE '(git@|ssh://)' && developer=1

	cp .config .genconfig_config_bak

	if [ $heads == 1 ]; then
		if [ $developer == 1 ]; then
			./scripts/feeds update -g || exit 1
		else
			./scripts/feeds update || exit 1
		fi
	fi
	./scripts/feeds update -ai || exit 1

	# replace core packages with iopsys versions
	if [ $override == 1 ]; then
		./scripts/feeds install -f -p openwrt_core -a || exit 1
	fi

	(
		echo '# DO NOT EDIT. Autogenerated file by ./iop feeds_update'
		echo 'FEED_DEVICES_DIRS:='
		find feeds -type f -name .is-feed-devices-dir -printf 'FEED_DEVICES_DIRS+=$(TOPDIR)/%h'
	) > target/linux/feed-devices/feed-devices-list.mk

	# targets need to be installed explicitly
	for target in $(ls ./feeds/targets); do
		./scripts/feeds install -f -p targets $target || exit 1
	done

	# install all packages
	./scripts/feeds install -a || exit 1

	# remove broken symlinks ( for packages that are no longer in the feed )
	find -L package/feeds -maxdepth 2 -type l -delete || exit 1

	cp .genconfig_config_bak .config
	make defconfig || exit 1

	# record when we last run this script
	touch tmp/.iop_bootstrap || exit 1

	# always return true
	exit 0
}

register_command "feeds_update" "Update feeds to point to commit hashes from feeds.conf"