name: Release

on:
  push:
    tags:
      - "v*"

jobs:
  build-and-release:
    runs-on: ubuntu-latest

    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: "21"

      - name: Build jar
        run: ./gradlew build

      - name: Find release artifact
        id: artifact
        shell: bash
        run: |
          set -euo pipefail
          jar=$(find build/libs -maxdepth 1 -type f -name '*.jar' ! -name '*-sources.jar' ! -name '*-javadoc.jar' | head -n 1)
          if [ -z "${jar}" ]; then
            echo "No jar artifact found in build/libs" >&2
            exit 1
          fi
          echo "path=${jar}" >> "$GITHUB_OUTPUT"
          echo "name=$(basename "$jar")" >> "$GITHUB_OUTPUT"

      - name: Create Gitea release
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
        shell: bash
        run: |
          set -euo pipefail

          if [ -z "${GITEA_TOKEN:-}" ]; then
            echo "Missing GITEA_TOKEN secret" >&2
            exit 1
          fi

          api="${GITHUB_SERVER_URL}/api/v1"
          repo="${GITHUB_REPOSITORY}"
          tag="${GITHUB_REF_NAME}"
          release_name="${tag}"
          jar_path="${{ steps.artifact.outputs.path }}"
          jar_name="${{ steps.artifact.outputs.name }}"

          payload=$(jq -n \
            --arg tag_name "$tag" \
            --arg name "$release_name" \
            --arg body "Automated release for $tag" \
            '{tag_name:$tag_name,name:$name,body:$body,draft:false,prerelease:false}')

          release=$(curl -fsSL \
            -H "Authorization: token ${GITEA_TOKEN}" \
            -H "Content-Type: application/json" \
            -X POST \
            -d "$payload" \
            "${api}/repos/${repo}/releases")

          release_id=$(printf '%s' "$release" | jq -r '.id')
          upload_url="${api}/repos/${repo}/releases/${release_id}/assets?name=${jar_name}"

          curl -fsSL \
            -H "Authorization: token ${GITEA_TOKEN}" \
            -H "Content-Type: application/octet-stream" \
            --data-binary @"${jar_path}" \
            "${upload_url}"