name: Oneshot candidate release

on:
  workflow_dispatch:
    inputs:
      build_type:
        description: The type of build version to produce ("stable", "rc", or "dev")
        type: string
        default: "rc"

jobs:
  tag_release:
    name: "Tag candidate release"
    runs-on: ubuntu-24.04
    steps:
      - name: Checking out repository
        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
        with:
          token: ${{ secrets.WRITE_ACCESS_TOKEN }}

      # Compute version suffix based on inputs (default to 'rc')
      - name: Compute stable version suffix
        if: ${{ inputs.build_type == 'stable' }}
        run: |
          version_suffix=""
          echo "version_suffix=${version_suffix}" >> $GITHUB_ENV
      - name: Compute rc version suffix
        if: ${{ inputs.build_type == 'rc' || inputs.build_type == '' }}
        run: |
          version_suffix="$(printf 'rc%(%Y%m%d)T')"
          echo "version_suffix=${version_suffix}" >> $GITHUB_ENV
      - name: Compute dev version suffix
        if: ${{ inputs.build_type == 'dev' }}
        run: |
          version_suffix=".dev0+${{ github.sha }}"
          echo "version_suffix=${version_suffix}" >> $GITHUB_ENV

      - name: Compute version
        run: |
          git fetch --depth=1 origin +refs/tags/*:refs/tags/*

          # common version + tag
          package_version="$(python3 build_tools/python_deploy/compute_common_version.py --version-suffix=${version_suffix})"
          tag_name="iree-${package_version}"
          echo "package_version=${package_version}" >> $GITHUB_ENV
          echo "tag_name=${tag_name}" >> $GITHUB_ENV

          # legacy package version (for iree-tools-{tf,tflite})
          legacy_package_version="$(printf '%(%Y%m%d)T.${{ github.run_number }}')"
          echo "legacy_package_version=${legacy_package_version}" >> $GITHUB_ENV

          # iree-base-compiler version
          compiler_package_version="$(python3 build_tools/python_deploy/compute_local_version.py compiler --version-suffix=${version_suffix})"
          echo "compiler_package_version=${compiler_package_version}" >> $GITHUB_ENV

          # iree-base-runtime version
          runtime_package_version="$(python3 build_tools/python_deploy/compute_local_version.py runtime --version-suffix=${version_suffix})"
          echo "runtime_package_version=${runtime_package_version}" >> $GITHUB_ENV

      - name: Updating candidate tag
        run: |
          git tag "${tag_name}"

      - name: Pushing changes
        uses: ad-m/github-push-action@d91a481090679876dfc4178fef17f286781251df # v0.8.0
        with:
          github_token: ${{ secrets.WRITE_ACCESS_TOKEN }}
          branch: ${{ github.ref_name }}
          tags: true

      - name: Create Release
        id: create_release
        uses: ncipollo/release-action@b7eabc95ff50cbeeedec83973935c8f306dfcd0b # v1.20.0
        with:
          tag: ${{ env.tag_name }}
          name: iree candidate ${{ env.tag_name }}
          body: |
            Automatic candidate release of iree.
          draft: true
          prerelease: true
          token: ${{ secrets.WRITE_ACCESS_TOKEN }}

      - name: "Invoke workflow :: Build Release Packages"
        uses: benc-uk/workflow-dispatch@e2e5e9a103e331dad343f381a29e654aea3cf8fc # v1.2.4
        with:
          workflow: Build Release Packages
          token: ${{ secrets.WRITE_ACCESS_TOKEN }}
          ref: "${{ env.tag_name }}"
          inputs: |
            {
              "package_suffix": "",
              "legacy_package_version": "${{ env.legacy_package_version }}",
              "package_version": "${{ env.package_version }}",
              "compiler_package_version": "${{ env.compiler_package_version }}",
              "runtime_package_version": "${{ env.runtime_package_version }}",
              "release_id": "${{ steps.create_release.outputs.id }}"
            }