Add androidTargetSdkVersion as an option to update the Android SDK (#298)

* Add androidTargetSdkVersion as an option to update the Android SDK API level

* Fix build script

* Update default value

* Add JAVA_HOME

* Use Unity_path

* Update src/model/android-versioning.test.ts

Co-authored-by: Webber Takken <webber@takken.io>

* Correct JAVA_HOME

* Use unity_path

* Update JAVA_HOME to use path found from 2020.3

* Dynamically determine JAVA_HOME

* Update path determination

Co-authored-by: Webber Takken <webber@takken.io>

dist/default-build-script/Assets/Editor/UnityBuilderAction/Input/AndroidSettings.cs

@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using UnityEditor;
 
 namespace UnityBuilderAction.Input
@@ -16,6 +17,8 @@ namespace UnityBuilderAction.Input
         PlayerSettings.Android.keyaliasName = keyaliasName;
       if (options.TryGetValue("androidKeyaliasPass", out string keyaliasPass) && !string.IsNullOrEmpty(keyaliasPass))
         PlayerSettings.Android.keyaliasPass = keyaliasPass;
+      if (options.TryGetValue("androidTargetSdkVersion", out string androidTargetSdkVersion) && !string.IsNullOrEmpty(androidTargetSdkVersion))
+        PlayerSettings.Android.targetSdkVersion = (AndroidSdkVersions) Enum.Parse(typeof(AndroidSdkVersions), androidTargetSdkVersion);
     }
   }
 }

dist/index.js

@@ -179,6 +179,10 @@ class AndroidVersioning {
         core.info(`Using android versionCode ${versionCode}`);
         return versionCode;
     }
+    static determineSdkManagerParameters(targetSdkVersion) {
+        const parsedVersion = Number.parseInt(targetSdkVersion.slice(-2), 10);
+        return Number.isNaN(parsedVersion) ? '' : `platforms;android-${parsedVersion}`;
+    }
 }
 exports.default = AndroidVersioning;
 
@@ -215,6 +219,7 @@ class BuildParameters {
             const unityVersion = unity_versioning_1.default.determineUnityVersion(input_1.default.projectPath, input_1.default.unityVersion);
             const buildVersion = yield versioning_1.default.determineVersion(input_1.default.versioningStrategy, input_1.default.specifiedVersion);
             const androidVersionCode = android_versioning_1.default.determineVersionCode(buildVersion, input_1.default.androidVersionCode);
+            const androidSdkManagerParameters = android_versioning_1.default.determineSdkManagerParameters(input_1.default.androidTargetSdkVersion);
             return {
                 version: unityVersion,
                 customImage: input_1.default.customImage,
@@ -232,6 +237,8 @@ class BuildParameters {
                 androidKeystorePass: input_1.default.androidKeystorePass,
                 androidKeyaliasName: input_1.default.androidKeyaliasName,
                 androidKeyaliasPass: input_1.default.androidKeyaliasPass,
+                androidTargetSdkVersion: input_1.default.androidTargetSdkVersion,
+                androidSdkManagerParameters,
                 customParameters: input_1.default.customParameters,
                 sshAgent: input_1.default.sshAgent,
                 gitPrivateToken: input_1.default.gitPrivateToken,
@@ -352,7 +359,7 @@ class Docker {
     }
     static run(image, parameters, silent = false) {
         return __awaiter(this, void 0, void 0, function* () {
-            const { version, workspace, runnerTempPath, platform, projectPath, buildName, buildPath, buildFile, buildMethod, buildVersion, androidVersionCode, androidKeystoreName, androidKeystoreBase64, androidKeystorePass, androidKeyaliasName, androidKeyaliasPass, customParameters, sshAgent, gitPrivateToken, chownFilesTo, } = parameters;
+            const { version, workspace, runnerTempPath, platform, projectPath, buildName, buildPath, buildFile, buildMethod, buildVersion, androidVersionCode, androidKeystoreName, androidKeystoreBase64, androidKeystorePass, androidKeyaliasName, androidKeyaliasPass, androidTargetSdkVersion, androidSdkManagerParameters, customParameters, sshAgent, gitPrivateToken, chownFilesTo, } = parameters;
             const command = `docker run \
         --workdir /github/workspace \
         --rm \
@@ -376,6 +383,8 @@ class Docker {
         --env ANDROID_KEYSTORE_PASS="${androidKeystorePass}" \
         --env ANDROID_KEYALIAS_NAME="${androidKeyaliasName}" \
         --env ANDROID_KEYALIAS_PASS="${androidKeyaliasPass}" \
+        --env ANDROID_TARGET_SDK_VERSION="${androidTargetSdkVersion}" \
+        --env ANDROID_SDK_MANAGER_PARAMETERS="${androidSdkManagerParameters}" \
         --env CUSTOM_PARAMETERS="${customParameters}" \
         --env CHOWN_FILES_TO="${chownFilesTo}" \
         --env GITHUB_REF \
@@ -665,6 +674,9 @@ class Input {
     static get androidKeyaliasPass() {
         return core.getInput('androidKeyaliasPass') || '';
     }
+    static get androidTargetSdkVersion() {
+        return core.getInput('androidTargetSdkVersion') || '';
+    }
     static get allowDirtyBuild() {
         const input = core.getInput('allowDirtyBuild') || false;
         return input === 'true';

dist/steps/build.sh

@@ -63,14 +63,24 @@ else
 fi
 
 #
-# Create Android keystore, if needed
+# Prepare Android keystore and SDK, if needed
 #
 
-if [[ -z $ANDROID_KEYSTORE_NAME || -z $ANDROID_KEYSTORE_BASE64 ]]; then
-  echo "Not creating Android keystore."
-else
+if [[ "$BUILD_TARGET" == "Android" && -n "$ANDROID_KEYSTORE_NAME" && -n "$ANDROID_KEYSTORE_BASE64" ]]; then
+  echo "Creating Android keystore."
   echo "$ANDROID_KEYSTORE_BASE64" | base64 --decode > "$UNITY_PROJECT_PATH/$ANDROID_KEYSTORE_NAME"
   echo "Created Android keystore."
+else
+  echo "Not creating Android keystore."
+fi
+
+if [[ "$BUILD_TARGET" == "Android" && -n "$ANDROID_SDK_MANAGER_PARAMETERS" ]]; then
+  echo "Updating Android SDK with parameters: $ANDROID_SDK_MANAGER_PARAMETERS"
+  export JAVA_HOME="$(awk -F'=' '/JAVA_HOME=/{print $2}' /usr/bin/unity-editor.d/*)"
+  "$(awk -F'=' '/ANDROID_HOME=/{print $2}' /usr/bin/unity-editor.d/*)/tools/bin/sdkmanager" "$ANDROID_SDK_MANAGER_PARAMETERS"
+  echo "Updated Android SDK."
+else
+  echo "Not updating Android SDK."
 fi
 
 #
@@ -130,6 +140,7 @@ unity-editor \
   -androidKeystorePass "$ANDROID_KEYSTORE_PASS" \
   -androidKeyaliasName "$ANDROID_KEYALIAS_NAME" \
   -androidKeyaliasPass "$ANDROID_KEYALIAS_PASS" \
+  -androidTargetSdkVersion "$ANDROID_TARGET_SDK_VERSION" \
   $CUSTOM_PARAMETERS
 
 # Catch exit code