name: Build AsminVoicechat
run-name: Build AsminVoicechat

on:
  push:
    branches:
      - main
      - master
  workflow_dispatch:

concurrency:
  group: asmin-voicechat-release
  cancel-in-progress: false

jobs:
  prepare-release:
    runs-on: docker-builder
    outputs:
      version: ${{ steps.version.outputs.version }}
      tag: ${{ steps.version.outputs.tag }}
      release_id: ${{ steps.release.outputs.release_id }}
    steps:
      - name: Checkout repository and tags
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Calculate next version
        id: version
        shell: bash
        run: |
          latest="$(git tag --list 'v[0-9]*' --sort=-version:refname | head -n 1)"
          if [[ -z "$latest" ]]; then
            version="1.0.0"
          else
            current="${latest#v}"
            IFS='.' read -r major minor patch <<< "$current"
            if (( patch >= 9 )); then
              version="$major.$((minor + 1)).0"
            else
              version="$major.$minor.$((patch + 1))"
            fi
          fi
          echo "version=$version" >> "$GITHUB_OUTPUT"
          echo "tag=v$version" >> "$GITHUB_OUTPUT"

      - name: Create Gitea release
        id: release
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
          GITEA_SERVER_URL: ${{ gitea.server_url }}
          GITEA_REPOSITORY: ${{ gitea.repository }}
          VERSION: ${{ steps.version.outputs.version }}
          TAG: ${{ steps.version.outputs.tag }}
        shell: bash
        run: |
          set -euo pipefail
          if [[ -z "$GITEA_TOKEN" ]]; then
            echo "Add a repository write token as the GITEA_TOKEN secret."
            exit 1
          fi
          api="$GITEA_SERVER_URL/api/v1/repos/$GITEA_REPOSITORY"
          release="$(curl --fail-with-body -sS -X POST "$api/releases" \
            -H "Authorization: token $GITEA_TOKEN" \
            -H 'Content-Type: application/json' \
            -d "{\"tag_name\":\"$TAG\",\"name\":\"AsminVoiceChat $VERSION\",\"body\":\"Dual-protocol Simple Voice Chat server release.\",\"draft\":false,\"prerelease\":false}")"
          release_id="$(python3 -c 'import json,sys; print(json.load(sys.stdin)["id"])' <<< "$release")"
          echo "release_id=$release_id" >> "$GITHUB_OUTPUT"

  build-and-test:
    needs: prepare-release
    runs-on: docker-builder
    strategy:
      fail-fast: false
      matrix:
        java:
          - '16'
          - '17'
          - '18'
          - '19'
          - '20'
          - '21'
          - '22'
          - '23'
          - '24'
          - '25'
          - '26'
          - '27-ea'
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Java ${{ matrix.java }}
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: ${{ matrix.java }}

      - name: Download 2.6.25 base and compile dependencies
        shell: bash
        run: |
          set -euo pipefail
          mkdir -p build/deps build/classes build/test-classes
          hangar="https://hangarcdn.papermc.io/plugins/henkelmax/SimpleVoiceChat/versions/bukkit-2.6.25/PAPER/voicechat-bukkit-2.6.25.jar"
          curl --fail --location --silent --show-error "$hangar" -o build/deps/voicechat-bukkit-2.6.25.jar

          repo="https://repo.papermc.io/repository/maven-public"
          curl --fail --location --silent --show-error "$repo/io/papermc/paper/paper-api/1.17.1-R0.1-SNAPSHOT/paper-api-1.17.1-R0.1-20220414.034903-311.jar" -o build/deps/paper-api.jar
          curl --fail --location --silent --show-error "$repo/net/md-5/bungeecord-chat/1.16-R0.4/bungeecord-chat-1.16-R0.4.jar" -o build/deps/bungeecord-chat.jar
          curl --fail --location --silent --show-error "$repo/net/kyori/adventure-api/4.9.3/adventure-api-4.9.3.jar" -o build/deps/adventure-api.jar
          curl --fail --location --silent --show-error "$repo/net/kyori/adventure-key/4.9.3/adventure-key-4.9.3.jar" -o build/deps/adventure-key.jar
          curl --fail --location --silent --show-error "$repo/net/kyori/examination-api/1.3.0/examination-api-1.3.0.jar" -o build/deps/examination-api.jar
          curl --fail --location --silent --show-error "$repo/net/kyori/examination-string/1.3.0/examination-string-1.3.0.jar" -o build/deps/examination-string.jar
          curl --fail --location --silent --show-error "$repo/org/jetbrains/annotations/22.0.0/annotations-22.0.0.jar" -o build/deps/annotations.jar
          curl --fail --location --silent --show-error "$repo/io/netty/netty-buffer/4.1.63.Final/netty-buffer-4.1.63.Final.jar" -o build/deps/netty-buffer.jar
          curl --fail --location --silent --show-error "$repo/io/netty/netty-common/4.1.63.Final/netty-common-4.1.63.Final.jar" -o build/deps/netty-common.jar

      - name: Compile Java 8-compatible patch classes
        env:
          VERSION: ${{ needs.prepare-release.outputs.version }}
        shell: bash
        run: |
          set -euo pipefail
          cp="build/deps/voicechat-bukkit-2.6.25.jar:$(printf '%s:' build/deps/*.jar)"
          javac --release 8 -cp "$cp" -d build/classes \
            source/patch/de/maxhenkel/voicechat/voice/common/Secret.java \
            source/patch/de/maxhenkel/voicechat/voice/server/ServerVoiceEvents.java

          sed "s/^version:.*/version: '$VERSION'/" plugin.yml > build/plugin.yml
          python3 - <<'PY'
          from pathlib import Path
          from zipfile import ZIP_DEFLATED, ZipFile

          base = Path("build/deps/voicechat-bukkit-2.6.25.jar")
          target = Path("build/AsminVoiceChat-${{ needs.prepare-release.outputs.version }}.jar")
          replacements = {
              "de/maxhenkel/voicechat/voice/common/Secret.class": Path("build/classes/de/maxhenkel/voicechat/voice/common/Secret.class"),
              "de/maxhenkel/voicechat/voice/server/ServerVoiceEvents.class": Path("build/classes/de/maxhenkel/voicechat/voice/server/ServerVoiceEvents.class"),
              "plugin.yml": Path("build/plugin.yml"),
          }
          with ZipFile(base) as source, ZipFile(target, "w", ZIP_DEFLATED) as output:
              for item in source.infolist():
                  replacement = replacements.get(item.filename)
                  output.writestr(item, replacement.read_bytes() if replacement else source.read(item.filename))
          print(f"Built {target}")
          PY

      - name: Run CBC/GCM interoperability test
        shell: bash
        run: |
          set -euo pipefail
          cp="build/AsminVoiceChat-${{ needs.prepare-release.outputs.version }}.jar:build/deps/netty-buffer.jar:build/deps/netty-common.jar"
          javac --release 8 -cp "$cp" -d build/test-classes tests/ProtocolCryptoSelfTest.java
          java -cp "build/test-classes:$cp" ProtocolCryptoSelfTest

      - name: Upload JVM-specific build to release
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
          GITEA_SERVER_URL: ${{ gitea.server_url }}
          GITEA_REPOSITORY: ${{ gitea.repository }}
          RELEASE_ID: ${{ needs.prepare-release.outputs.release_id }}
          VERSION: ${{ needs.prepare-release.outputs.version }}
          JAVA_VERSION: ${{ matrix.java }}
        shell: bash
        run: |
          set -euo pipefail
          api="$GITEA_SERVER_URL/api/v1/repos/$GITEA_REPOSITORY"
          file="build/AsminVoiceChat-${VERSION}.jar"
          asset="AsminVoiceChat-${VERSION}-Java${JAVA_VERSION}.jar"
          curl --fail-with-body -sS -X POST "$api/releases/$RELEASE_ID/assets?name=$asset" \
            -H "Authorization: token $GITEA_TOKEN" \
            -F "attachment=@$file;filename=$asset"
          if [[ "$JAVA_VERSION" == "21" ]]; then
            curl --fail-with-body -sS -X POST "$api/releases/$RELEASE_ID/assets?name=AsminVoiceChat-${VERSION}.jar" \
              -H "Authorization: token $GITEA_TOKEN" \
              -F "attachment=@$file;filename=AsminVoiceChat-${VERSION}.jar"
          fi