name: 'Upload Cache to GitHub Releases'
description: 'Upload cache archive(s) to GitHub Releases with retry logic'
inputs:
  cache_key:
    description: 'Unique key for the cache'
    required: true
    type: string
  cache_bucket:
    description: 'The tag name for the release'
    required: true
    default: 'general-cache'
  github_token:
    description: 'GitHub Token'
    required: true
  compression_level:
    description: 'Compression level (0-9)'
    required: false
    type: number
    default: 6
  debug:
    description: 'Enable Logs'
    required: false
    type: boolean
    default: false

runs:
  using: 'composite'
  steps:
    - name: Upload Cache Asset(s)
      shell: bash
      env:
        GH_TOKEN: ${{ inputs.github_token }}
        TARGET_REPO: "${{ github.repository }}"
      run: |
        set -euo pipefail

        TAG_NAME="${{ inputs.cache_bucket }}"
        BASE_FILENAME="cache-${{ inputs.cache_key }}"

        if [ "${{ inputs.compression_level }}" -eq 0 ]; then
          FILENAME="$BASE_FILENAME.tar"
        else
          FILENAME="$BASE_FILENAME.tzst"
        fi

        upload_with_retry() {
          local file=$1
          local max_attempts=3
          local timeout_duration="10m"

          for ((i=1; i<=max_attempts; i++)); do
            echo "  Attempt $i for $file..."
            if [ "${{ inputs.debug }}" = "true" ]; then
              if timeout "$timeout_duration" gh release upload "$TAG_NAME" "$file" --clobber --repo "$TARGET_REPO"; then
                echo "  Successfully uploaded $file"
                return 0
              fi
            else
              if timeout "$timeout_duration" gh release upload "$TAG_NAME" "$file" --clobber --repo "$TARGET_REPO" > /dev/null 2>&1; then
                echo "  Successfully uploaded $file"
                return 0
              fi
            fi
            echo "  ⚠ Attempt $i failed. Retrying..."
            if [ "$i" -lt "$max_attempts" ]; then
              sleep 5
            fi
          done
          echo "::error::Failed to upload $file after multiple attempts."
          return 1
        }

        # Upload single file or split parts
        if [ -f "$FILENAME" ]; then
          if ! upload_with_retry "$FILENAME"; then
            exit 1
          fi
          rm -f "$FILENAME"
        else
          # Upload split parts
          for part in "${FILENAME}".part*; do
            if [ ! -f "$part" ]; then
              continue
            fi
            if ! upload_with_retry "$part"; then
              exit 1
            fi
            rm -f "$part"
          done
          rm -rf "$FILENAME"
        fi

        # Final cleanup
        rm -f "${BASE_FILENAME}"* || true
        echo "✅ Cache upload complete"