#!/bin/sh
#
# Copyright (c) 2024 Omar Polo <op@openbsd.org>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

. ../cmdline/common.sh
. ./common.sh

test_file_changed() {
	local testroot=`test_init file_changed 1`

	got clone -a -q ${GOTD_TEST_REPO_URL} $testroot/repo-clone
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got clone failed unexpectedly" >&2
		test_done "$testroot" 1
		return 1
	fi

	got checkout -q $testroot/repo-clone $testroot/wt >/dev/null
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got checkout failed unexpectedly" >&2
		test_done "$testroot" 1
		return 1
	fi

	echo "change alpha" > $testroot/wt/alpha
	(cd $testroot/wt && got commit -m 'make changes' > /dev/null)
	local commit_id=`git_show_head $testroot/repo-clone`
	local author_time=`git_show_author_time $testroot/repo-clone`

	timeout 5 ./http-server -p $GOTD_TEST_HTTP_PORT \
	    > $testroot/stdout &

	got send -b main -q -r $testroot/repo-clone
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got send failed unexpectedly" >&2
		test_done "$testroot" "1"
		return 1
	fi

	wait %1 # wait for the http "server"

	d=`date -u -r $author_time +"%a %b %e %X %Y UTC"`

	cat <<-EOF > $testroot/stdout.expected
	POST / HTTP/1.1
	Host: localhost:${GOTD_TEST_HTTP_PORT}
	Content-Type: application/json
	Content-Length: 224
	User-Agent: got-notify-http/${GOT_VERSION_STR}
	Connection: close

	{"notifications":[{"short":false,"id":"$commit_id","author":"$GOT_AUTHOR","date":"$d","message":"make changes\n","diffstat":{},"changes":{}}]}
	EOF

	cmp -s $testroot/stdout.expected $testroot/stdout
	ret=$?
	if [ $ret -ne 0 ]; then
		diff -u $testroot/stdout.expected $testroot/stdout
		test_done "$testroot" "$ret"
		return 1
	fi

	test_done "$testroot" "$ret"
}

test_many_commits_not_summarized() {
	local testroot=`test_init many_commits_not_summarized 1`

	got clone -a -q ${GOTD_TEST_REPO_URL} $testroot/repo-clone
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got clone failed unexpectedly" >&2
		test_done "$testroot" 1
		return 1
	fi

	got checkout -q $testroot/repo-clone $testroot/wt >/dev/null
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got checkout failed unexpectedly" >&2
		test_done "$testroot" 1
		return 1
	fi

	for i in `seq 1 24`; do
		echo "alpha $i" > $testroot/wt/alpha
		(cd $testroot/wt && got commit -m 'make changes' > /dev/null)
		local commit_id=`git_show_head $testroot/repo-clone`
		local author_time=`git_show_author_time $testroot/repo-clone`
		d=`date -u -r $author_time +"%a %b %e %X %Y UTC"`
		set -- "$@" "$commit_id $d"
	done

	timeout 5 ./http-server -p "$GOTD_TEST_HTTP_PORT" \
	    > $testroot/stdout &

	got send -b main -q -r $testroot/repo-clone
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got send failed unexpectedly" >&2
		test_done "$testroot" "1"
		return 1
	fi

	wait %1 # wait for the http "server"

	cat <<-EOF > $testroot/stdout.expected
	POST / HTTP/1.1
	Host: localhost:${GOTD_TEST_HTTP_PORT}
	Content-Type: application/json
	Content-Length: 4939
	User-Agent: got-notify-http/${GOT_VERSION_STR}
	Connection: close

	EOF

	printf '{"notifications":[' >> $testroot/stdout.expected
	comma=""
	for i in `seq 1 24`; do
		s=`pop_idx $i "$@"`
		commit_id=$(echo $s | cut -d' ' -f1)
		commit_time=$(echo $s | sed -e "s/^$commit_id //g")
		printf '%s{"short":false,"id":"%s","author":"%s","date":"%s","message":"%s","diffstat":{},"changes":{}}' \
			"$comma" "$commit_id" "$GOT_AUTHOR" "$commit_time" "make changes\n"
		comma=","
	done >> $testroot/stdout.expected
	echo "]}" >> $testroot/stdout.expected

	cmp -s $testroot/stdout.expected $testroot/stdout
	ret=$?
	if [ $ret -ne 0 ]; then
		diff -u $testroot/stdout.expected $testroot/stdout
		test_done "$testroot" "$ret"
		return 1
	fi

	test_done "$testroot" "$ret"
}

test_many_commits_summarized() {
	local testroot=`test_init many_commits_summarized 1`

	got clone -a -q ${GOTD_TEST_REPO_URL} $testroot/repo-clone
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got clone failed unexpectedly" >&2
		test_done "$testroot" 1
		return 1
	fi

	got checkout -q $testroot/repo-clone $testroot/wt >/dev/null
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got checkout failed unexpectedly" >&2
		test_done "$testroot" 1
		return 1
	fi

	for i in `seq 1 51`; do
		echo "alpha $i" > $testroot/wt/alpha
		(cd $testroot/wt && got commit -m 'make changes' > /dev/null)
		local commit_id=`git_show_head $testroot/repo-clone`
		local short_commit_id=`trim_obj_id 33 $commit_id`
		local author_time=`git_show_author_time $testroot/repo-clone`
		d=`date -u -r $author_time +"%G-%m-%d"`
		set -- "$@" "$short_commit_id $d"
	done

	timeout 5 ./http-server -p "$GOTD_TEST_HTTP_PORT" \
	    > $testroot/stdout &

	got send -b main -q -r $testroot/repo-clone
	ret=$?
	if [ $ret -ne 0 ]; then
		echo "got send failed unexpectedly" >&2
		test_done "$testroot" "1"
		return 1
	fi

	wait %1 # wait for the http "server"

	cat <<-EOF > $testroot/stdout.expected
	POST / HTTP/1.1
	Host: localhost:${GOTD_TEST_HTTP_PORT}
	Content-Type: application/json
	Content-Length: 4864
	User-Agent: got-notify-http/${GOT_VERSION_STR}
	Connection: close

	EOF

	printf '{"notifications":[' >> $testroot/stdout.expected
	comma=""
	for i in `seq 1 51`; do
		s=`pop_idx $i "$@"`
		commit_id=$(echo $s | cut -d' ' -f1)
		commit_time=$(echo $s | sed -e "s/^$commit_id //g")
		printf '%s{"short":true,"id":"%s","author":"%s","date":"%s","message":"%s"}' \
			"$comma" "$commit_id" "$GOT_AUTHOR_8" \
			"$commit_time" "make changes"
		comma=","
	done >> $testroot/stdout.expected
	echo "]}" >> $testroot/stdout.expected

	cmp -s $testroot/stdout.expected $testroot/stdout
	ret=$?
	if [ $ret -ne 0 ]; then
		diff -u $testroot/stdout.expected $testroot/stdout
		test_done "$testroot" "$ret"
		return 1
	fi

	test_done "$testroot" "$ret"
}

test_parseargs "$@"
run_test test_file_changed
run_test test_many_commits_not_summarized
run_test test_many_commits_summarized