name: Publish Dev Build

on:
  pull_request:
    types: [opened, synchronize, reopened, labeled]

jobs:
  publish-dev:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write

    # Only run if PR has the build:dev label
    if: contains(github.event.pull_request.labels.*.name, 'build:dev')

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup uv
        uses: astral-sh/setup-uv@v5
        with:
          enable-cache: true

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version-file: ".python-version"

      - name: Install dependencies
        run: uv sync --all-extras

      - name: Set development version
        shell: pwsh
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          $pyprojcontent = Get-Content pyproject.toml -Raw

          $PROJECT_NAME    = ($pyprojcontent | Select-String -Pattern '(?m)^\[(project|tool\.poetry)\][^\[]*?name\s*=\s*"([^"]*)"' -AllMatches).Matches[0].Groups[2].Value
          $CURRENT_VERSION = ($pyprojcontent | Select-String -Pattern '(?m)^\[(project|tool\.poetry)\][^\[]*?version\s*=\s*"([^"]*)"' -AllMatches).Matches[0].Groups[2].Value


          # Get PR number and run number with proper padding
          $PR_NUM = [int]"${{ github.event.pull_request.number }}"
          $PADDED_PR  = "{0:D5}" -f [int]"${{ github.event.pull_request.number }}"
          $PADDED_RUN = "{0:D4}" -f [int]"${{ github.run_number }}"
          $PADDED_NEXT_PR = "{0:D5}" -f ($PR_NUM + 1)

          # Create version range strings for PR
          $MIN_VERSION = "$CURRENT_VERSION.dev1$PADDED_PR" + "0000"
          $MAX_VERSION = "$CURRENT_VERSION.dev1$PADDED_NEXT_PR" + "0000"

          # Create unique dev version with PR number and run ID
          $DEV_VERSION = "$CURRENT_VERSION.dev1$PADDED_PR$PADDED_RUN"

          # Update version in pyproject.toml
          (Get-Content pyproject.toml) -replace "version = `"$CURRENT_VERSION`"", "version = `"$DEV_VERSION`"" | Set-Content pyproject.toml

          Write-Output "Package version set to $DEV_VERSION"

          $dependencyMessage = @"
          ## Development Package

          - Add this package as a dependency in your pyproject.toml:

          ``````toml
          [project]
          dependencies = [
            # Exact version:
            "$PROJECT_NAME==$DEV_VERSION",

            # Any version from PR
            "$PROJECT_NAME>=$MIN_VERSION,<$MAX_VERSION"
          ]

          [[tool.uv.index]]
          name = "testpypi"
          url = "https://test.pypi.org/simple/"
          publish-url = "https://test.pypi.org/legacy/"
          explicit = true

          [tool.uv.sources]
          $PROJECT_NAME = { index = "testpypi" }
          ``````
          "@

          # Get the owner and repo from the GitHub repository
          $owner = "${{ github.repository_owner }}"
          $repo = "${{ github.repository }}".Split('/')[1]
          $prNumber = $PR_NUM

          # Get the current PR description
          $prUri = "https://api.github.com/repos/$owner/$repo/pulls/$prNumber"
          $headers = @{
            Authorization = "token $env:GITHUB_TOKEN"
            Accept = "application/vnd.github.v3+json"
          }

          $pr = Invoke-RestMethod -Uri $prUri -Method Get -Headers $headers
          $currentBody = $pr.body

          # Check if there's already a development package section
          if ($currentBody -match '## Development Package') {
            # Replace the existing section with the new dependency message
            $newBody = $currentBody -replace '## Development Package(\r?\n|.)*?(?=##|$)', $dependencyMessage
          } else {
            # Append the dependency message to the end of the description
            $newBody = if ($currentBody) { "$currentBody`n`n$dependencyMessage" } else { $dependencyMessage }
          }

          # Update the PR description
          $updateBody = @{
            body = $newBody
          } | ConvertTo-Json

          Invoke-RestMethod -Uri $prUri -Method Patch -Headers $headers -Body $updateBody -ContentType "application/json"

          Write-Output "Updated PR description with development package information"

      - name: Build package
        run: uv build

      - name: Publish
        run: uv publish --index testpypi
        env:
          UV_PUBLISH_TOKEN: ${{ secrets.TESTPYPI_TOKEN }}