name: Delete Release

on:
  workflow_dispatch:
    inputs:
      tag:
        description: "Release tag to delete (e.g. v0.1)"
        required: true
        type: string
      confirm:
        description: "Type the tag again to confirm deletion"
        required: true
        type: string

jobs:
  delete:
    name: Delete Release & Tag
    runs-on: ubuntu-latest
    permissions:
      contents: write
      packages: write
    steps:
      - name: Confirm deletion
        run: |
          if [ "${{ inputs.tag }}" != "${{ inputs.confirm }}" ]; then
            echo "::error::Confirmation does not match. You entered '${{ inputs.confirm }}' but expected '${{ inputs.tag }}'"
            exit 1
          fi

      - name: Delete GitHub Release
        continue-on-error: true
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          gh release delete "${{ inputs.tag }}" --repo "${{ github.repository }}" --yes --cleanup-tag && \
            echo "Deleted release and tag: ${{ inputs.tag }}" || \
            echo "No release found for ${{ inputs.tag }}, skipping"

      - name: Delete orphan tag
        continue-on-error: true
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          git ls-remote --tags "https://github.com/${{ github.repository }}" "${{ inputs.tag }}" | grep -q . && \
            gh api --method DELETE "repos/${{ github.repository }}/git/refs/tags/${{ inputs.tag }}" && \
            echo "Deleted orphan tag: ${{ inputs.tag }}" || \
            echo "No tag found for ${{ inputs.tag }}, skipping"

      - name: Delete Docker image
        continue-on-error: true
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          VERSION="${{ inputs.tag }}"
          VERSION="${VERSION#v}"
          OWNER="${{ github.repository_owner }}"
          IMAGE="tanken"

          VERSION_ID=$(gh api \
            "orgs/${OWNER}/packages/container/${IMAGE}/versions" \
            --jq ".[] | select(.metadata.container.tags | index(\"${VERSION}\")) | .id" 2>/dev/null || true)

          if [ -n "$VERSION_ID" ]; then
            gh api --method DELETE \
              "orgs/${OWNER}/packages/container/${IMAGE}/versions/${VERSION_ID}" 2>/dev/null || \
            gh api --method DELETE \
              "users/${OWNER}/packages/container/${IMAGE}/versions/${VERSION_ID}" 2>/dev/null || true
            echo "Deleted ${IMAGE}:${VERSION}"
          else
            echo "No image found for ${IMAGE}:${VERSION}"
          fi