name: Overlay Installer

on:
  push:
    branches:
      - main
    tags:
      - "v*"
      - "overlay-v*"
    paths:
      - "overlay/**"
      - ".gitea/workflows/overlay-release.yml"
  pull_request:
    paths:
      - "overlay/**"
      - ".gitea/workflows/overlay-release.yml"
  workflow_dispatch:

permissions:
  contents: read
  releases: write

jobs:
  build-overlay:
    runs-on: windows
    defaults:
      run:
        shell: pwsh

    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "22"
          cache: npm
          cache-dependency-path: overlay/package-lock.json

      - name: Install overlay dependencies
        working-directory: overlay
        run: npm ci

      - name: Build overlay installer
        working-directory: overlay
        run: npm run dist:win

      - name: Upload installer artifact
        uses: actions/upload-artifact@v4
        with:
          name: custom-streamdeck-overlay-installer
          path: overlay/release/*.exe
          if-no-files-found: error

      - name: Publish Gitea release
        if: ${{ gitea.ref_type == 'tag' }}
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
          GITEA_API_URL: ${{ gitea.api_url }}
          GITEA_REPOSITORY: ${{ gitea.repository }}
          GITEA_REF_NAME: ${{ gitea.ref_name }}
          GITEA_SHA: ${{ gitea.sha }}
        run: |
          $ErrorActionPreference = "Stop"

          $owner, $repo = $env:GITEA_REPOSITORY -split "/", 2
          $tag = $env:GITEA_REF_NAME
          $installer = Get-ChildItem -Path "overlay/release" -Filter "*.exe" |
            Sort-Object LastWriteTime -Descending |
            Select-Object -First 1

          if (-not $installer) {
            throw "No installer exe was produced under overlay/release."
          }

          $headers = @{
            Authorization = "token $env:GITEA_TOKEN"
          }
          $releaseBody = @{
            tag_name = $tag
            target_commitish = $env:GITEA_SHA
            name = "Custom Streamdeck Overlay $tag"
            body = "Windows installer for the Custom Streamdeck overlay."
            draft = $false
            prerelease = $tag -match "^(overlay-)?v?\d+\.\d+\.\d+-"
          } | ConvertTo-Json

          $releaseUri = "$env:GITEA_API_URL/repos/$owner/$repo/releases"
          try {
            $release = Invoke-RestMethod -Method Post -Uri $releaseUri -Headers $headers -ContentType "application/json" -Body $releaseBody
          } catch {
            $statusCode = $_.Exception.Response.StatusCode.value__
            if ($statusCode -ne 409) {
              throw
            }
            $release = Invoke-RestMethod -Method Get -Uri "$releaseUri/tags/$tag" -Headers $headers
          }

          $existingAsset = @($release.assets) |
            Where-Object { $_.name -eq $installer.Name } |
            Select-Object -First 1
          if ($existingAsset) {
            Invoke-RestMethod -Method Delete -Uri "$releaseUri/$($release.id)/assets/$($existingAsset.id)" -Headers $headers
          }

          $assetName = [uri]::EscapeDataString($installer.Name)
          Invoke-RestMethod `
            -Method Post `
            -Uri "$releaseUri/$($release.id)/assets?name=$assetName" `
            -Headers $headers `
            -Form @{ attachment = Get-Item $installer.FullName }