name: release

# På varje push till master/main: kör tester, bygg release-binärer för
# linux arm64 (nativt på Pi5-runnern) + linux x64 (cross) och lägg dem
# på en rullande "latest"-release på släppsidan i Gitea.
on:
  push:
    branches: [master, main]
  workflow_dispatch: {}

jobs:
  build-release:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Installera Rust + cross-toolchain
        run: |
          set -e
          sudo apt-get update -qq
          sudo apt-get install -y -qq gcc-x86-64-linux-gnu jq curl
          curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs \
            | sh -s -- -y --profile minimal --default-toolchain stable
          . "$HOME/.cargo/env"
          rustup target add x86_64-unknown-linux-gnu

      - name: Testa + bygg (arm64 nativt + x64 cross)
        run: |
          set -e
          . "$HOME/.cargo/env"
          # Snäll mot Pi5:n — låg prio och max 2 parallella jobb
          export CARGO_BUILD_JOBS=2
          nice -n 10 cargo test --release
          nice -n 10 cargo build --release
          export CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER=x86_64-linux-gnu-gcc
          nice -n 10 cargo build --release --target x86_64-unknown-linux-gnu
          mkdir -p build
          cp target/release/tui-fm build/tui-fm-linux-arm64
          cp target/x86_64-unknown-linux-gnu/release/tui-fm build/tui-fm-linux-x64
          (cd build && sha256sum tui-fm-linux-* > checksums.txt && ls -la)

      - name: Skapa/uppdatera latest-release + ladda upp binärer
        env:
          API: http://gitea-d:3000/api/v1
          REPO: ${{ github.repository }}
          TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -e
          TAG="latest"
          BASE="https://gitea.brasse-pc.eu/$REPO/releases/download/$TAG"
          BODY=$(cat <<EOF
          Rullande bygge från senaste master. Commit: ${{ github.sha }}. Arkitekturer: linux x64 + arm64 (Pi5).

          ## Installera / uppdatera

          \`\`\`bash
          mkdir -p ~/.local/bin && curl -fsSL "$BASE/tui-fm-linux-\$(uname -m | sed 's/x86_64/x64/;s/aarch64/arm64/')" -o ~/.local/bin/tui-fm && chmod +x ~/.local/bin/tui-fm
          \`\`\`

          Kör sedan \`tui-fm\` (se till att \`~/.local/bin\` finns i \$PATH).
          EOF
          )
          rid=$(curl -s -X POST "$API/repos/$REPO/releases" \
            -H "Authorization: token $TOKEN" -H 'Content-Type: application/json' \
            -d "$(jq -n --arg tag "$TAG" --arg body "$BODY" '{tag_name:$tag,name:$tag,body:$body}')" | jq -r '.id // empty')
          if [ -z "$rid" ]; then
            rid=$(curl -s "$API/repos/$REPO/releases/tags/$TAG" \
              -H "Authorization: token $TOKEN" | jq -r '.id')
            curl -s -X PATCH "$API/repos/$REPO/releases/$rid" \
              -H "Authorization: token $TOKEN" -H 'Content-Type: application/json' \
              -d "$(jq -n --arg body "$BODY" '{body:$body}')" -o /dev/null
          fi
          echo "release id: $rid"
          for f in tui-fm-linux-x64 tui-fm-linux-arm64 checksums.txt; do
            aid=$(curl -s "$API/repos/$REPO/releases/$rid/assets" \
              -H "Authorization: token $TOKEN" | jq -r ".[] | select(.name==\"$f\") | .id")
            if [ -n "$aid" ] && [ "$aid" != "null" ]; then
              curl -s -X DELETE "$API/repos/$REPO/releases/$rid/assets/$aid" \
                -H "Authorization: token $TOKEN" -o /dev/null
            fi
            curl -s -X POST "$API/repos/$REPO/releases/$rid/assets?name=$f" \
              -H "Authorization: token $TOKEN" \
              -F "attachment=@build/$f" -o /dev/null -w "  $f -> HTTP %{http_code}\n"
          done