name: Windows Node Release

on:
  workflow_dispatch:
    inputs:
      tag:
        description: Existing OpenClaw release tag to receive Windows Hub installers, for example v2026.6.1
        required: true
        type: string
      windows_node_tag:
        description: Exact openclaw-windows-node release tag to promote, for example v0.6.3
        required: true
        type: string
      expected_installer_digests:
        description: Compact JSON map of installer asset names to pinned source sha256 digests
        required: true
        type: string

permissions:
  contents: write

concurrency:
  group: windows-node-release-${{ inputs.tag }}
  cancel-in-progress: false

jobs:
  promote_signed_windows_installers:
    name: Promote signed Windows installers
    runs-on: windows-latest
    timeout-minutes: 30
    steps:
      - name: Validate inputs
        shell: pwsh
        env:
          RELEASE_TAG: ${{ inputs.tag }}
          WINDOWS_NODE_TAG: ${{ inputs.windows_node_tag }}
          EXPECTED_INSTALLER_DIGESTS: ${{ inputs.expected_installer_digests }}
          GH_TOKEN: ${{ github.token }}
        run: |
          if ($env:RELEASE_TAG -notmatch '^v[0-9]{4}\.[1-9][0-9]*\.[1-9][0-9]*((-(alpha|beta)\.[1-9][0-9]*)|(-[1-9][0-9]*))?$') {
            throw "Invalid OpenClaw release tag: $env:RELEASE_TAG"
          }
          $stableRelease = -not (
            $env:RELEASE_TAG.Contains("-alpha.") -or
            $env:RELEASE_TAG.Contains("-beta.")
          )
          if ($env:WINDOWS_NODE_TAG -notmatch '^v[0-9]+\.[0-9]+\.[0-9]+([-.][0-9A-Za-z]+([.-][0-9A-Za-z]+)*)?$') {
            throw "windows_node_tag must be an explicit openclaw-windows-node release tag, not latest: $env:WINDOWS_NODE_TAG"
          }

          try {
            $expectedDigests = $env:EXPECTED_INSTALLER_DIGESTS | ConvertFrom-Json -AsHashtable
          } catch {
            throw "expected_installer_digests must be a JSON object: $_"
          }
          # Add future signed installer names, such as MSIX x64/ARM64, here.
          $requiredInstallerNames = @(
            "OpenClawCompanion-Setup-x64.exe",
            "OpenClawCompanion-Setup-arm64.exe"
          )
          $allowedTargetCompanionAssetNames = @(
            $requiredInstallerNames
            "OpenClawCompanion-SHA256SUMS.txt"
          )
          if ($expectedDigests.Count -ne $requiredInstallerNames.Count) {
            throw "expected_installer_digests must contain exactly the current installer asset contract."
          }
          foreach ($name in $requiredInstallerNames) {
            $digest = [string]$expectedDigests[$name]
            if ($digest -notmatch '^sha256:[A-Fa-f0-9]{64}$') {
              throw "expected_installer_digests is missing a valid pinned digest for $name."
            }
          }

          $targetRelease = gh release view $env:RELEASE_TAG --repo $env:GITHUB_REPOSITORY --json tagName,isDraft,isPrerelease,assets,url | ConvertFrom-Json
          if ($targetRelease.tagName -ne $env:RELEASE_TAG) {
            throw "OpenClaw release tag mismatch: expected $env:RELEASE_TAG, got $($targetRelease.tagName)"
          }
          $unexpectedTargetCompanionAssets = @(
            $targetRelease.assets |
              Where-Object {
                $_.name.StartsWith("OpenClawCompanion-") -and
                $_.name -notin $allowedTargetCompanionAssetNames
              } |
              ForEach-Object name |
              Sort-Object
          )
          if ($unexpectedTargetCompanionAssets.Count -ne 0) {
            throw "Target OpenClaw release contains unexpected OpenClawCompanion assets before upload: $($unexpectedTargetCompanionAssets -join ', ')"
          }

          $sourceRelease = gh release view $env:WINDOWS_NODE_TAG --repo openclaw/openclaw-windows-node --json tagName,isDraft,isPrerelease,assets,url | ConvertFrom-Json
          if ($sourceRelease.tagName -ne $env:WINDOWS_NODE_TAG) {
            throw "Windows source release tag mismatch: expected $env:WINDOWS_NODE_TAG, got $($sourceRelease.tagName)"
          }
          if ($sourceRelease.isDraft) {
            throw "Windows source release must be published: $($sourceRelease.url)"
          }
          if ($stableRelease -and $sourceRelease.isPrerelease) {
            throw "Stable OpenClaw releases require a non-prerelease Windows source release: $($sourceRelease.url)"
          }
          foreach ($name in $requiredInstallerNames) {
            $sourceAssets = @($sourceRelease.assets | Where-Object name -eq $name)
            if ($sourceAssets.Count -ne 1) {
              throw "Windows source release must contain exactly one required asset $name; found $($sourceAssets.Count)."
            }
            if ([string]$sourceAssets[0].digest -ne [string]$expectedDigests[$name]) {
              throw "Windows source release asset digest does not match the pinned digest: $name"
            }
          }

      - name: Download Windows Hub release installers
        shell: pwsh
        env:
          WINDOWS_NODE_TAG: ${{ inputs.windows_node_tag }}
          EXPECTED_INSTALLER_DIGESTS: ${{ inputs.expected_installer_digests }}
          GH_TOKEN: ${{ github.token }}
        run: |
          New-Item -ItemType Directory -Force -Path dist | Out-Null
          # Add future signed installer patterns, such as MSIX x64/ARM64, here.
          # Every matched installer is signature-checked, checksummed, and promoted.
          $installerPatterns = @(
            "OpenClawCompanion-Setup-x64.exe",
            "OpenClawCompanion-Setup-arm64.exe"
          )
          $downloadArgs = @(
            $env:WINDOWS_NODE_TAG,
            "--repo", "openclaw/openclaw-windows-node",
            "--dir", "dist"
          )
          foreach ($pattern in $installerPatterns) {
            $downloadArgs += @("--pattern", $pattern)
          }
          gh release download @downloadArgs
          if ($LASTEXITCODE -ne 0) {
            throw "Failed to download Windows release assets from $env:WINDOWS_NODE_TAG."
          }

          foreach ($pattern in $installerPatterns) {
            $patternMatches = @(Get-ChildItem -LiteralPath dist -File | Where-Object Name -Like $pattern)
            if ($patternMatches.Count -ne 1) {
              throw "Expected exactly one Windows installer matching '$pattern', found $($patternMatches.Count)."
            }
          }

          $expectedDigests = $env:EXPECTED_INSTALLER_DIGESTS | ConvertFrom-Json -AsHashtable
          foreach ($file in Get-ChildItem -LiteralPath dist -File) {
            $expectedHash = ([string]$expectedDigests[$file.Name]) -replace '^sha256:', ''
            $actualHash = (Get-FileHash -Algorithm SHA256 -LiteralPath $file.FullName).Hash
            if ($actualHash -ne $expectedHash) {
              throw "Downloaded Windows source asset does not match pinned digest: $($file.Name)"
            }
          }

      - name: Verify Authenticode signatures
        shell: pwsh
        run: |
          $expectedSignerSubject = "CN=OpenClaw Foundation, O=OpenClaw Foundation, L=Mill Valley, S=California, C=US"
          Get-ChildItem -LiteralPath dist -File | ForEach-Object {
            $signature = Get-AuthenticodeSignature -LiteralPath $_.FullName
            if ($signature.Status -ne "Valid") {
              throw "$($_.Name) Authenticode signature was $($signature.Status)."
            }
            if (-not $signature.SignerCertificate) {
              throw "$($_.Name) has no signer certificate."
            }
            if ($signature.SignerCertificate.Subject -ne $expectedSignerSubject) {
              throw "$($_.Name) has unexpected signer subject $($signature.SignerCertificate.Subject)."
            }
            [pscustomobject]@{
              File = $_.Name
              Signer = $signature.SignerCertificate.Subject
              Thumbprint = $signature.SignerCertificate.Thumbprint
            } | Format-List
          }

      - name: Write SHA-256 manifest
        shell: pwsh
        run: |
          Get-ChildItem -LiteralPath dist -File |
            Sort-Object Name |
            ForEach-Object {
              $hash = Get-FileHash -Algorithm SHA256 -LiteralPath $_.FullName
              "$($hash.Hash.ToLowerInvariant())  $($_.Name)"
            } | Set-Content -Encoding utf8NoBOM -Path dist/OpenClawCompanion-SHA256SUMS.txt

      - name: Upload to OpenClaw release
        shell: pwsh
        env:
          RELEASE_TAG: ${{ inputs.tag }}
          GH_TOKEN: ${{ github.token }}
        run: |
          $releaseAssets = @(Get-ChildItem -LiteralPath dist -File | Sort-Object Name | ForEach-Object FullName)
          gh release upload $env:RELEASE_TAG @releaseAssets --repo $env:GITHUB_REPOSITORY --clobber
          if ($LASTEXITCODE -ne 0) {
            throw "Failed to upload Windows release assets to $env:RELEASE_TAG."
          }

      - name: Verify promoted release asset contract
        shell: pwsh
        env:
          RELEASE_TAG: ${{ inputs.tag }}
          GH_TOKEN: ${{ github.token }}
        run: |
          New-Item -ItemType Directory -Force -Path verified | Out-Null
          $expectedAssets = @(Get-ChildItem -LiteralPath dist -File | Sort-Object Name)
          $expectedCompanionAssetNames = @($expectedAssets | ForEach-Object Name | Sort-Object)
          $targetRelease = gh release view $env:RELEASE_TAG --repo $env:GITHUB_REPOSITORY --json assets | ConvertFrom-Json
          $actualCompanionAssetNames = @(
            $targetRelease.assets |
              Where-Object { $_.name.StartsWith("OpenClawCompanion-") } |
              ForEach-Object name |
              Sort-Object
          )
          $assetContractDiff = @(
            Compare-Object `
              -ReferenceObject $expectedCompanionAssetNames `
              -DifferenceObject $actualCompanionAssetNames
          )
          if (
            $actualCompanionAssetNames.Count -ne $expectedCompanionAssetNames.Count -or
            $assetContractDiff.Count -ne 0
          ) {
            throw "Promoted OpenClawCompanion asset names do not exactly match the current contract."
          }

          foreach ($asset in $expectedAssets) {
            gh release download $env:RELEASE_TAG `
              --repo $env:GITHUB_REPOSITORY `
              --pattern $asset.Name `
              --dir verified
            if ($LASTEXITCODE -ne 0) {
              throw "Failed to download promoted Windows release asset $($asset.Name)."
            }
          }

          $manifestPath = "verified/OpenClawCompanion-SHA256SUMS.txt"
          $manifestEntries = @(Get-Content -LiteralPath $manifestPath | ForEach-Object {
            if ($_ -notmatch '^([A-Fa-f0-9]{64})  ([^\\/]+)$') {
              throw "Invalid Windows SHA-256 manifest entry: $_"
            }
            [PSCustomObject]@{
              Hash = $Matches[1]
              Name = $Matches[2]
            }
          })
          $expectedInstallerNames = @(
            $expectedAssets |
              Where-Object Name -ne "OpenClawCompanion-SHA256SUMS.txt" |
              ForEach-Object Name
          )
          $manifestInstallerNames = @($manifestEntries | ForEach-Object Name | Sort-Object)
          $contractDiff = @(
            Compare-Object `
              -ReferenceObject $expectedInstallerNames `
              -DifferenceObject $manifestInstallerNames
          )
          if ($contractDiff.Count -ne 0) {
            throw "Promoted Windows SHA-256 manifest does not match the installer asset contract."
          }

          foreach ($entry in $manifestEntries) {
            $hash = (Get-FileHash -Algorithm SHA256 -LiteralPath "verified/$($entry.Name)").Hash
            if ($hash -ne $entry.Hash) {
              throw "Promoted Windows release asset checksum mismatch: $($entry.Name)"
            }
          }

      - name: Summary
        shell: pwsh
        env:
          RELEASE_TAG: ${{ inputs.tag }}
          WINDOWS_NODE_TAG: ${{ inputs.windows_node_tag }}
        run: |
          @"
          ## Windows Hub installers promoted

          OpenClaw release: $env:RELEASE_TAG
          Source release: openclaw/openclaw-windows-node@$env:WINDOWS_NODE_TAG
          "@ >> $env:GITHUB_STEP_SUMMARY
          Get-ChildItem -LiteralPath dist -File |
            Sort-Object Name |
            ForEach-Object {
              "- https://github.com/openclaw/openclaw/releases/download/$env:RELEASE_TAG/$($_.Name)"
            } >> $env:GITHUB_STEP_SUMMARY