From f52365d836d3895eb06a3aac7631e079a160a878 Mon Sep 17 00:00:00 2001
From: Bastian Dehn <hhaalo@arcor.de>
Date: Tue, 4 Aug 2026 18:17:01 +0200
Subject: [PATCH] add get first backup dir

---
 src/backup              | 29 +++++++++++++++++++++++++++--
 tests/backup_tests.bats | 18 +++++++++++++++++-
 2 files changed, 44 insertions(+), 3 deletions(-)

diff --git a/src/backup b/src/backup
index 3d88699..e501d80 100755
--- a/src/backup
+++ b/src/backup
@@ -70,8 +70,8 @@ exists_backup_count()
 get_last_backup_dir_path()
 {
 	local config="$1"
-	local backup_path=$(echo "$config" | jq '.backup_path')
-	local backup_name=$(echo "$config" | jq '.backup_name')
+	local backup_path=$(echo "$config" | jq --raw-output '.backup_path')
+	local backup_name=$(echo "$config" | jq --raw-output '.backup_name')
 
 	find "$backup_path" \
 		-maxdepth 1 \
@@ -81,6 +81,27 @@ get_last_backup_dir_path()
 		| tail --lines=1
 }
 
+get_backup_dir()
+{
+	local config="$1"
+	local backup_path=
+	local backup_name=
+	local date=
+	local last_backup_number="1"
+	date=$(date --iso-8601=date)
+	backup_path=$(echo "$config" | jq --raw-output '.backup_path')
+	backup_name=$(echo "$config" | jq --raw-output '.backup_name')
+
+	local backup_dir=
+	local number=
+	for number in $(seq --format "%02g" "$last_backup_number" 99); do
+		backup_dir="$date"_"$number"_"$backup_name"
+		[ -d "$backup_path/$backup_dir" ] || break;
+	done
+
+	echo "$backup_dir"
+}
+
 main()
 {
 	local CONFIG_FILE=${CONFIG_FILE:="config.yaml"}
@@ -102,6 +123,10 @@ main()
 	[ -n "$last_backup_dir_path" ] \
 		&& echo "ℹ️ INFO: last backup dir path $last_backup_dir_path"
 
+	local backup_dir=
+	backup_dir=$(get_backup_dir "$config")
+	echo "ℹ️ INFO: backup folder $backup_dir"
+
 	echo "✅ SUCCESS: backup"
 }
 
diff --git a/tests/backup_tests.bats b/tests/backup_tests.bats
index 0e76a62..36b4d34 100755
--- a/tests/backup_tests.bats
+++ b/tests/backup_tests.bats
@@ -152,7 +152,7 @@ teardown() {
 	assert_line --index 1 "ℹ️ INFO: backup path /images/backup"
 	assert_line --index 2 "ℹ️ INFO: backup name backup"
 	assert_line --index 3 "ℹ️ INFO: backup count 15"
-	assert_line --index 4 "✅ SUCCESS: backup"
+	assert_line --index 5 "✅ SUCCESS: backup"
 }
 
 @test "last backup dir path info" {
@@ -168,5 +168,21 @@ teardown() {
 	assert_line --index 2 "ℹ️ INFO: backup name backup"
 	assert_line --index 3 "ℹ️ INFO: backup count 15"
 	assert_line --index 4 "ℹ️ INFO: last backup dir path /images/backup/2000-01-01_backup"
+	assert_line --index 6 "✅ SUCCESS: backup"
+}
+
+@test "new backup folder info" {
+	date() {
+		echo "2000-01-01"
+	}
+
+	run main
+
+	assert_success
+	assert_line --index 0 "⭐ START: backup"
+	assert_line --index 1 "ℹ️ INFO: backup path /images/backup"
+	assert_line --index 2 "ℹ️ INFO: backup name backup"
+	assert_line --index 3 "ℹ️ INFO: backup count 15"
+	assert_line --index 4 "ℹ️ INFO: backup folder 2000-01-01_01_backup"
 	assert_line --index 5 "✅ SUCCESS: backup"
 }
\ No newline at end of file
-- 
2.47.3