name: Mirror releases to GitVerse, SourceCraft, and GitLab

on:
  workflow_run:
    workflows:
      - Release
    types:
      - completed
  workflow_dispatch:
    inputs:
      tag:
        description: Git tag of the GitHub release to mirror (for example v0.7.1)
        required: true
        type: string

permissions:
  contents: read

jobs:
  setup:
    runs-on: ubuntu-latest
    outputs:
      tag: ${{ steps.release.outputs.tag }}
      found: ${{ steps.release.outputs.found }}
    steps:
      - name: Resolve release tag
        id: release
        env:
          GH_TOKEN: ${{ github.token }}
          MANUAL_TAG: ${{ inputs.tag }}
          WORKFLOW_HEAD_BRANCH: ${{ github.event.workflow_run.head_branch }}
          WORKFLOW_HEAD_SHA: ${{ github.event.workflow_run.head_sha }}
        run: |
          set -euo pipefail
          tag="$MANUAL_TAG"
          if [ -z "$tag" ] && [[ "$WORKFLOW_HEAD_BRANCH" == v* ]]; then
            tag="$WORKFLOW_HEAD_BRANCH"
          fi
          if [ -z "$tag" ] && [ -n "$WORKFLOW_HEAD_SHA" ]; then
            releases=$(curl -fsSL -H "Authorization: Bearer $GH_TOKEN" \
              -H 'Accept: application/vnd.github+json' \
              "https://api.github.com/repos/${GITHUB_REPOSITORY}/releases?per_page=100")
            while IFS= read -r candidate; do
              ref=$(curl -fsSL -H "Authorization: Bearer $GH_TOKEN" \
                -H 'Accept: application/vnd.github+json' \
                "https://api.github.com/repos/${GITHUB_REPOSITORY}/git/ref/tags/${candidate}")
              sha=$(jq -r '.object.sha' <<< "$ref")
              if [ "$(jq -r '.object.type' <<< "$ref")" = tag ]; then
                sha=$(curl -fsSL -H "Authorization: Bearer $GH_TOKEN" \
                  -H 'Accept: application/vnd.github+json' \
                  "https://api.github.com/repos/${GITHUB_REPOSITORY}/git/tags/${sha}" | jq -r '.object.sha')
              fi
              if [ "$sha" = "$WORKFLOW_HEAD_SHA" ]; then
                tag="$candidate"
                break
              fi
            done < <(jq -r '.[].tag_name' <<< "$releases")
          fi
          if [ -z "$tag" ] || [[ "$tag" != v* ]]; then
            echo 'No release tag was found; release.yml may have failed before creating a GitHub release.'
            echo 'found=false' >> "$GITHUB_OUTPUT"
            exit 0
          fi
          echo "tag=$tag" >> "$GITHUB_OUTPUT"
          echo 'found=true' >> "$GITHUB_OUTPUT"

      - name: Download GitHub release metadata and assets
        if: steps.release.outputs.found == 'true'
        env:
          GH_TOKEN: ${{ github.token }}
          TAG: ${{ steps.release.outputs.tag }}
        run: |
          set -euo pipefail
          mkdir -p assets
          curl -fsSL -H "Authorization: Bearer $GH_TOKEN" \
            -H 'Accept: application/vnd.github+json' \
            "https://api.github.com/repos/${GITHUB_REPOSITORY}/releases/tags/${TAG}" > release.json
          jq -e '.tag_name == $tag' --arg tag "$TAG" release.json >/dev/null

          total=$(jq '.assets | length' release.json)
          downloaded=0
          failed=0
          while IFS=$'	' read -r name url; do
            if curl -fsSL -L -H "Authorization: Bearer $GH_TOKEN" \
              -H 'Accept: application/octet-stream' -o "assets/$name" "$url"; then
              downloaded=$((downloaded+1))
            else
              echo "::warning::Failed to download asset: $name"
              failed=$((failed+1))
            fi
          done < <(jq -r '.assets[] | [.name, .browser_download_url] | @tsv' release.json)

          echo "Downloaded ${downloaded}/${total} assets (${failed} failed)"
          [ "$failed" -eq 0 ] || { echo 'Not all release assets were downloaded.' >&2; exit 1; }

      - name: Upload release metadata artifact
        if: steps.release.outputs.found == 'true'
        uses: actions/upload-artifact@v4
        with:
          name: release-mirror-data
          path: |
            release.json
            assets/*
          if-no-files-found: error

  mirror-gitverse:
    needs: setup
    if: needs.setup.outputs.found == 'true'
    runs-on: ubuntu-latest
    steps:
      - name: Download release metadata
        uses: actions/download-artifact@v4
        with:
          name: release-mirror-data

      - name: Sync tag and release to GitVerse
        env:
          GITVERSE_PAT: ${{ secrets.GITVERSE_PAT }}
          GITVERSE_ORG: ${{ vars.GITVERSE_ORG || 'dcr_labs' }}
          GITVERSE_REPO: ${{ vars.GITVERSE_REPO || 'dcr' }}
          TAG: ${{ needs.setup.outputs.tag }}
        run: |
          set -euo pipefail
          test -n "$GITVERSE_PAT" || { echo 'GITVERSE_PAT is not configured' >&2; exit 1; }
          project="${GITVERSE_ORG}%2F${GITVERSE_REPO}"
          remote="https://oauth2:${GITVERSE_PAT}@gitverse.ru/${GITVERSE_ORG}/${GITVERSE_REPO}.git"
          git clone --mirror "https://github.com/${GITHUB_REPOSITORY}.git" mirror.git
          git -C mirror.git remote add gitverse "$remote"
          git -C mirror.git push gitverse "refs/tags/${TAG}:refs/tags/${TAG}"

          title=$(jq -r '.name // .tag_name' release.json)
          notes=$(jq -r '.body // ""' release.json)
          payload=$(jq -n --arg tag "$TAG" --arg title "$title" --arg notes "$notes" \
            '{name:$title, tag_name:$tag, description:$notes, ref:$tag}')

          http=$(curl -sS -o gitverse-release.json -w '%{http_code}' \
            -H "PRIVATE-TOKEN: $GITVERSE_PAT" \
            "https://gitverse.ru/api/v4/projects/${project}/releases/${TAG}" || true)
          if [ "$http" = '200' ]; then
            echo "GitVerse release ${TAG} already exists; skipping create."
          else
            curl -fsSL -X POST -H "PRIVATE-TOKEN: $GITVERSE_PAT" \
              -H 'Content-Type: application/json' --data "$payload" \
              "https://gitverse.ru/api/v4/projects/${project}/releases" || \
            curl -fsSL -X PUT -H "PRIVATE-TOKEN: $GITVERSE_PAT" \
              -H 'Content-Type: application/json' --data "$payload" \
              "https://gitverse.ru/api/v4/projects/${project}/releases/${TAG}"
          fi

          uploaded=0; failed=0
          for file in assets/*; do
            [ -f "$file" ] || continue
            name=$(basename "$file")
            
            upload_response=$(curl -sS -w "\n%{http_code}" -X POST -H "PRIVATE-TOKEN: $GITVERSE_PAT" \
              -F "file=@$file" "https://gitverse.ru/api/v4/projects/${project}/uploads")
            http_code=$(echo "$upload_response" | tail -n1)
            body=$(echo "$upload_response" | sed '$d')
            
            if [ "$http_code" != "201" ] && [ "$http_code" != "200" ]; then
              echo "::warning::GitVerse: failed to upload $name (HTTP $http_code)"
              failed=$((failed+1))
              continue
            fi
            
            url=$(jq -r '.url // .file_path' <<< "$body" 2>/dev/null || echo "")
            if [ -z "$url" ]; then
              echo "::warning::GitVerse: failed to parse upload response for $name"
              failed=$((failed+1))
              continue
            fi
            
            link=$(jq -n --arg name "$name" --arg url "$url" '{name:$name,url:$url}')
            link_response=$(curl -sS -w "\n%{http_code}" -X POST -H "PRIVATE-TOKEN: $GITVERSE_PAT" \
              -H 'Content-Type: application/json' --data "$link" \
              "https://gitverse.ru/api/v4/projects/${project}/releases/${TAG}/assets/links")
            link_http=$(echo "$link_response" | tail -n1)
            
            if [ "$link_http" = "201" ] || [ "$link_http" = "200" ] || [ "$link_http" = "409" ]; then
              uploaded=$((uploaded+1))
            else
              echo "::warning::GitVerse: failed to attach asset $name (HTTP $link_http)"
              failed=$((failed+1))
            fi
          done
          echo "GitVerse: uploaded ${uploaded}, failed ${failed}"
          [ "$failed" -eq 0 ] || exit 1

  mirror-sourcecraft:
    needs: setup
    if: needs.setup.outputs.found == 'true'
    runs-on: ubuntu-latest
    steps:
      - name: Download release metadata
        uses: actions/download-artifact@v4
        with:
          name: release-mirror-data

      - name: Sync tag and release to SourceCraft
        env:
          SOURCECRAFT_PAT: ${{ secrets.SOURCECRAFT_PAT }}
          SOURCECRAFT_ORG: ${{ vars.SOURCECRAFT_ORG || 'dexoron-dev' }}
          SOURCECRAFT_REPO: ${{ vars.SOURCECRAFT_REPO || 'dcr' }}
          TAG: ${{ needs.setup.outputs.tag }}
        run: |
          set -euo pipefail
          test -n "$SOURCECRAFT_PAT" || { echo 'SOURCECRAFT_PAT is not configured' >&2; exit 1; }
          remote="https://anyname:${SOURCECRAFT_PAT}@git.sourcecraft.dev/${SOURCECRAFT_ORG}/${SOURCECRAFT_REPO}.git"
          git clone "$remote" sourcecraft
          git -C sourcecraft remote add github "https://github.com/${GITHUB_REPOSITORY}.git"
          git -C sourcecraft fetch github "refs/tags/${TAG}:refs/tags/${TAG}"
          git -C sourcecraft push origin "refs/tags/${TAG}"

          title=$(jq -r '.name // .tag_name' release.json)
          notes=$(jq -r '.body // ""' release.json)
          payload=$(jq -n --arg tag "$TAG" --arg title "$title" --arg notes "$notes" \
            '{tag:$tag,title:$title,release_notes:$notes,publish:true}')
          base="https://api.sourcecraft.tech/repos/${SOURCECRAFT_ORG}/${SOURCECRAFT_REPO}"

          http=$(curl -sS -o /dev/null -w '%{http_code}' \
            -H "Authorization: Bearer $SOURCECRAFT_PAT" "${base}/releases/tag/${TAG}" || true)
          if [ "$http" != '200' ]; then
            curl -fsSL -X POST -H "Authorization: Bearer $SOURCECRAFT_PAT" \
              -H 'Content-Type: application/json' --data "$payload" "${base}/releases" || \
            curl -fsSL -X PUT -H "Authorization: Bearer $SOURCECRAFT_PAT" \
              -H 'Content-Type: application/json' --data "$payload" "${base}/releases/${TAG}" || \
            echo 'SourceCraft release already exists; continuing with assets.'
          else
            echo "SourceCraft release ${TAG} already exists; continuing with assets."
          fi

          uploaded=0; failed=0
          for file in assets/*; do
            [ -f "$file" ] || continue
            name=$(basename "$file")
            
            upload_response=$(curl -sS -w "\n%{http_code}" -X POST -H "Authorization: Bearer $SOURCECRAFT_PAT" \
              -F "file=@$file" \
              "${base}/releases/tag/${TAG}/assets")
            http_code=$(echo "$upload_response" | tail -n1)
            
            if [ "$http_code" = "201" ] || [ "$http_code" = "200" ]; then
              uploaded=$((uploaded+1))
            elif [ "$http_code" = "409" ]; then
              uploaded=$((uploaded+1))
            else
              echo "::warning::SourceCraft: failed to attach asset $name (HTTP $http_code)"
              failed=$((failed+1))
            fi
          done
          echo "SourceCraft: uploaded ${uploaded}, failed ${failed}"
          [ "$failed" -eq 0 ] || exit 1

  mirror-gitlab:
    needs: setup
    if: needs.setup.outputs.found == 'true'
    runs-on: ubuntu-latest
    continue-on-error: true
    steps:
      - name: Download release metadata
        uses: actions/download-artifact@v4
        with:
          name: release-mirror-data

      - name: Sync release to GitLab
        env:
          GITLAB_PAT: ${{ secrets.GITLAB_PAT }}
          GITLAB_PROJECT: ${{ vars.GITLAB_PROJECT || 'dexoron-dev/dcr-tool/dcr' }}
          TAG: ${{ needs.setup.outputs.tag }}
        run: |
          set -euo pipefail
          test -n "$GITLAB_PAT" || { echo 'GITLAB_PAT is not configured' >&2; exit 0; }

          project_id="${GITLAB_PROJECT//\//%2F}"
          api="https://gitlab.com/api/v4/projects/${project_id}"
          title=$(jq -r '.name // .tag_name' release.json)
          notes=$(jq -r '.body // ""' release.json)
          payload=$(jq -n --arg tag "$TAG" --arg title "$title" --arg notes "$notes" \
            '{tag_name:$tag, name:$title, description:$notes}')

          http=$(curl -sS -o /dev/null -w '%{http_code}' \
            -H "PRIVATE-TOKEN: $GITLAB_PAT" "${api}/releases/${TAG}" || true)
          if [ "$http" = '200' ]; then
            echo "GitLab release ${TAG} already exists; skipping"
            exit 0
          fi

          echo "Creating release on GitLab..."
          curl -fsSL -X POST -H "PRIVATE-TOKEN: $GITLAB_PAT" \
            -H 'Content-Type: application/json' --data "$payload" "${api}/releases" || true