chore: impove shellcheck and auto read version number (#155)

* chore: improve shellcheck compatibility

Improve shellcheck compatibility of config/default

Signed-off-by: Stephan Wendel <me@stephanwe.de>

* chore: improve shellcheck compatibility

Improve shellcheck compatibility of config/raspberry/default

Signed-off-by: Stephan Wendel <me@stephanwe.de>

* chore: improve shellcheck compatibility

Improve shellcheck compatibilty of config/raspberry/rpi32

Signed-off-by: Stephan Wendel <me@stephanwe.de>

* chore: add version file

add version file to trigger Release Builds

Signed-off-by: Stephan Wendel <me@stephanwe.de>

* chore: change function name to get version number

Signed-off-by: Stefan Dej <meteyou@gmail.com>

Signed-off-by: Stephan Wendel <me@stephanwe.de>
Signed-off-by: Stefan Dej <meteyou@gmail.com>
Co-authored-by: Stefan Dej <meteyou@gmail.com>

config/default

@@ -1,3 +1,32 @@
-export DIST_NAME=MainsailOS
-export DIST_VERSION=0.7.1
-export BASE_ZIP_IMG=`ls -t ${DIST_PATH}/image/*.{zip,7z,xz} | head -n 1`
+#!/usr/bin/env bash
+# Shebang for better file detection
+# shellcheck enable=require-variable-braces
+
+get_version() {
+    local ver
+    ver="$(realpath "$( dirname -- "${BASH_SOURCE[0]}")"/version)"
+    cat "${ver}"
+}
+
+get_img_name() {
+    local -a types
+    types=(zip 7z xz)
+    if [ -n "${DIST_PATH}" ]; then
+        for i in "${types[@]}"; do
+            find "${DIST_PATH}/image/" -type f -name "*.${i}" -printf "%p\n"
+        done
+    fi
+
+    if [ -z "${DIST_PATH}" ]; then
+        echo ""
+    fi
+}
+
+DIST_VERSION="$(get_version)"
+BASE_ZIP_IMG="$(get_img_name)"
+DIST_NAME="MainsailOS"
+
+# export Variables
+export DIST_NAME
+export DIST_VERSION
+export BASE_ZIP_IMG

config/raspberry/default

@@ -1,9 +1,18 @@
 #!/usr/bin/env bash
 # Shebang for better file detection
 
-export BASE_IMAGE_ENLARGEROOT=2500
-export BASE_IMAGE_RESIZEROOT=600
+# Declare Variables before exporting.
+# See https://www.shellcheck.net/wiki/SC2155
+
+BASE_IMAGE_ENLARGEROOT=2500
+BASE_IMAGE_RESIZEROOT=600
 # Compress not needed due compression done in workflow
-export BASE_RELEASE_COMPRESS=no
+BASE_RELEASE_COMPRESS=no
 # Modules are valid for 32bit and 64bit images
-export MODULES="base,pkgupgrade,mainsailos(net,piconfig,klipper,is_req_preinstall,moonraker,timelapse,mainsail,crowsnest,sonar,password-for-sudo),postrename"
+MODULES="base,pkgupgrade,mainsailos(net,piconfig,klipper,is_req_preinstall,moonraker,timelapse,mainsail,crowsnest,sonar,password-for-sudo),postrename"
+
+# export Variables
+export BASE_IMAGE_ENLARGEROOT
+export BASE_IMAGE_RESIZEROOT
+export BASE_RELEASE_COMPRESS
+export MODULES

config/raspberry/rpi32

@@ -1,5 +1,11 @@
 #!/usr/bin/env bash
 # Shebang for better file detection
 
-export DOWNLOAD_URL_CHECKSUM="https://downloads.raspberrypi.org/raspios_lite_armhf_latest.sha256"
-export DOWNLOAD_URL_IMAGE="https://downloads.raspberrypi.org/raspios_lite_armhf_latest.torrent"
+# Declare Variables before exporting.
+# See https://www.shellcheck.net/wiki/SC2155
+
+DOWNLOAD_URL_CHECKSUM="https://downloads.raspberrypi.org/raspios_lite_armhf_latest.sha256"
+DOWNLOAD_URL_IMAGE="https://downloads.raspberrypi.org/raspios_lite_armhf_latest.torrent"
+
+export DOWNLOAD_URL_CHECKSUM
+export DOWNLOAD_URL_IMAGE

src/version

@@ -0,0 +1 @@
+0.7.1