Implement build and publish Github actions (#49)

* Initial commit for Github actions

* Make uploadArchives conditional on the presence of Sonatype credentials

* Turn off signing conditionally

* Really make signing optional

* Add testing output

* Test publish step

* Attempt to fix path for upload-artifacts action

* Use v4 for upload/download-artifacts

* Fix signing logic to use in memory keys

* Fix push logic in the bump version step

* Use checkout@v4

* Add a rebase before committing

* Hard-code branch name...

* Prepare version 1.0.9-SNAPSHOT for development [skip ci]

* Prepare for merge

* Remove .vscode folder

* Add .vscode to the .gitignore

* Split into multiple files

* Prepare version 1.0.9-SNAPSHOT for development [skip ci]

* Clean up TODOs

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: jamsesso

.github/workflows/build.yml

@@ -0,0 +1,25 @@
+name: Build
+
+on:
+  pull_request:
+    branches: [ main, master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    environment: snapshot
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK 8
+      uses: actions/setup-java@v3
+      with:
+        java-version: '8'
+        distribution: 'temurin'
+        cache: 'gradle'
+    - name: Setup Gradle
+      uses: gradle/gradle-build-action@v2
+      with:
+        cache-read-only: false
+        gradle-home-cache-cleanup: true
+    - name: Build
+      run: ./gradlew build

.github/workflows/publish.yml

@@ -0,0 +1,64 @@
+name: Publish
+
+on:
+  push:
+    branches: [ main, master ]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    environment: production
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK 8
+      uses: actions/setup-java@v3
+      with:
+        java-version: '8'
+        distribution: 'temurin'
+        cache: 'gradle'
+    - name: Setup Gradle
+      uses: gradle/gradle-build-action@v2
+    - name: Set release version
+      run: |
+        # Remove -SNAPSHOT from version
+        sed -i 's/\(version "[0-9.]*\)-SNAPSHOT"/\1"/' build.gradle
+    - name: Publish package
+      env:
+        SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
+        SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
+        SIGNING_KEY_ID: ${{ secrets.SIGNING_KEY_ID }}
+        SIGNING_PASSWORD: ${{ secrets.SIGNING_PASSWORD }}
+        SIGNING_KEY: ${{ secrets.SIGNING_KEY }}
+      run: |
+        ./gradlew build uploadArchives
+    - name: Bump version
+      id: bump_version
+      run: |
+        # Get current version without SNAPSHOT
+        CURRENT_VERSION=$(grep "version" build.gradle | sed 's/version "\(.*\)"/\1/')
+
+        # Split into parts
+        IFS='.' read -ra VERSION_PARTS <<< "$CURRENT_VERSION"
+        
+        # Increment patch version
+        NEXT_PATCH=$((VERSION_PARTS[2] + 1))
+        
+        # Create new version
+        NEXT_VERSION="${VERSION_PARTS[0]}.${VERSION_PARTS[1]}.$NEXT_PATCH-SNAPSHOT"
+
+        # Update build.gradle
+        sed -i "s/version \".*\"/version \"$NEXT_VERSION\"/" build.gradle
+
+        # Make the new version available to other steps
+        echo "next_version=$NEXT_VERSION" >> $GITHUB_OUTPUT
+    - name: Commit version bump
+      env:
+        NEXT_VERSION: ${{ steps.bump_version.outputs.next_version }}
+        BRANCH_NAME: github_actions
+      run: |
+        git config user.name "github-actions[bot]"
+        git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+        git add --all
+        git commit -m "Prepare version $NEXT_VERSION for development [skip ci]"
+        git pull --rebase origin $BRANCH_NAME
+        git push origin HEAD:$BRANCH_NAME

.gitignore

@@ -2,4 +2,6 @@
 .idea/
 out/
 build/
-.DS_Store
+.DS_Store
+secring.gpg
+.vscode

.tool-versions

@@ -0,0 +1 @@
+java temurin-8.0.392+8 

build.gradle

@@ -29,25 +29,51 @@ task sourcesJar(type: Jar) {
   from sourceSets.main.allSource
 }
 
+test {
+  testLogging {
+    events "passed", "skipped", "failed"
+    exceptionFormat "full"
+    showStandardStreams = true
+  }
+}
+
 artifacts {
   archives jar, javadocJar, sourcesJar
 }
 
+def getSonatypeUsername() {
+    return System.getenv('SONATYPE_USERNAME')
+}
+
+def getSonatypePassword() {
+    return System.getenv('SONATYPE_PASSWORD')
+}
+
+def hasCredentials() {
+  def result = getSonatypeUsername() != null && getSonatypePassword() != null
+  if (!result) {
+    println "Cannot publish package since Sonatype credentials are not set. Please set SONATYPE_USERNAME and SONATYPE_PASSWORD environment variables."
+  }
+  return result
+}
+
 signing {
+  required { gradle.taskGraph.hasTask("uploadArchives") }
+  useInMemoryPgpKeys(System.getenv('SIGNING_KEY'), System.getenv('SIGNING_PASSWORD'))
   sign configurations.archives
 }
 
 uploadArchives {
   repositories {
     mavenDeployer {
-      beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
+      beforeDeployment { deployment -> signing.signPom(deployment) }
 
       repository(url: "https://oss.sonatype.org/service/local/staging/deploy/maven2/") {
-        authentication(userName: sonatypeUsername, password: sonatypePassword)
+        authentication(userName: getSonatypeUsername(), password: getSonatypePassword())
       }
 
       snapshotRepository(url: "https://oss.sonatype.org/content/repositories/snapshots/") {
-        authentication(userName: sonatypeUsername, password: sonatypePassword)
+        authentication(userName: getSonatypeUsername(), password: getSonatypePassword())
       }
 
       pom.project {
@@ -80,4 +106,5 @@ uploadArchives {
       }
     }
   }
+  onlyIf { hasCredentials() }
 }