name: Windows Build

on:
  push:
    branches:
      - master
  pull_request:
    branches:
      - master

jobs:
  windows_build:
    runs-on: windows-2019

    permissions:
      contents: read
      id-token: write
      attestations: write
      artifact-metadata: write

    strategy:
      matrix:
        platform: [x64, win32]
        arch: [x64, x86]
        exclude:
          - platform: x64
            arch: x86
          - platform: win32
            arch: x64
      fail-fast: false

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        with:
          python-version: "3.14.2"
          architecture: ${{ matrix.arch }}

      - name: Install Dependencies (GTK3 toolchain + packagers)
        env:
          GITHUB_TOKEN: ${{ github.token }}
        shell: pwsh
        run: |
          $ErrorActionPreference = "Stop"

          New-Item -Name "deps" -ItemType "Directory" -Force | Out-Null

          # Inno Setup + IDP (kept as-is)
          Invoke-WebRequest http://files.jrsoftware.org/is/5/innosetup-5.5.9-unicode.exe -OutFile deps\innosetup-unicode.exe
          & deps\innosetup-unicode.exe /VERYSILENT | Out-Null

          Invoke-WebRequest https://github.com/zoitechat/gvsbuild/releases/download/zoitechat-2.17.0/idpsetup-1.5.1.exe -OutFile deps\idpsetup.exe
          & deps\idpsetup.exe /VERYSILENT

          # WinSparkle / gendef / perl (kept as-is)
          Invoke-WebRequest https://github.com/zoitechat/gvsbuild/releases/download/zoitechat-2.17.0/gendef-20111031.7z -OutFile deps\gendef.7z
          & 7z.exe x deps\gendef.7z -oC:\gtk-build | Out-Null

          Invoke-WebRequest https://github.com/zoitechat/gvsbuild/releases/download/zoitechat-2.17.0/WinSparkle-20151011.7z -OutFile deps\WinSparkle.7z
          & 7z.exe x deps\WinSparkle.7z -oC:\gtk-build\WinSparkle | Out-Null

          Invoke-WebRequest https://github.com/zoitechat/gvsbuild/releases/download/zoitechat-2.17.0/perl-5.20.0-${{ matrix.arch }}.7z -OutFile deps\perl-${{ matrix.arch }}.7z
          & 7z.exe x deps\perl-${{ matrix.arch }}.7z -oC:\gtk-build\perl-5.20\${{ matrix.platform }} | Out-Null

          # ------------------------------------------
          # GTK: download wingtk/gvsbuild GTK3 bundle and normalize into:
          #   C:\gtk-build\gtk\<platform>\release\{bin,include,lib}
          # ------------------------------------------
          $wantArch = if ("${{ matrix.platform }}" -eq "x64") { "x64" } else { "x86" }
          $wantPlat = "${{ matrix.platform }}"

          $extractRoot = "C:\_gtk_extract"
          if (Test-Path $extractRoot) { Remove-Item $extractRoot -Recurse -Force }
          New-Item -Path $extractRoot -ItemType Directory -Force | Out-Null

          function Get-PEMachine([string]$path) {
            try {
              $fs = [System.IO.File]::Open($path, 'Open', 'Read', 'ReadWrite')
              try {
                $br = New-Object System.IO.BinaryReader($fs)
                $mz = $br.ReadUInt16()
                if ($mz -ne 0x5A4D) { return $null } # MZ
                $fs.Seek(0x3C, [System.IO.SeekOrigin]::Begin) | Out-Null
                $peOff = $br.ReadUInt32()
                $fs.Seek($peOff, [System.IO.SeekOrigin]::Begin) | Out-Null
                $peSig = $br.ReadUInt32()
                if ($peSig -ne 0x00004550) { return $null } # PE\0\0
                $machine = $br.ReadUInt16()
                return $machine
              } finally {
                $fs.Close()
              }
            } catch {
              return $null
            }
          }

          function Ensure-Dir([string]$p) {
            if (-not (Test-Path $p)) { New-Item -Path $p -ItemType Directory -Force | Out-Null }
          }

          function Pick-GtkPrefix([string]$root) {
            $libs = Get-ChildItem -Path $root -Recurse -File -Filter "*.lib" -ErrorAction SilentlyContinue
            $preferred = @('^gtk-3\.0\.lib$', '^gtk-3-0\.lib$', '^gtk-3\.lib$')
            foreach ($rx in $preferred) {
              $cand = $libs | Where-Object { $_.Name -match $rx } | Select-Object -First 1
              if ($cand) { return (Split-Path -Parent $cand.Directory.FullName) }
            }
            $cand2 = $libs | Where-Object { $_.Name -match '^gtk-3.*\.lib$' } | Select-Object -First 1
            if ($cand2) { return (Split-Path -Parent $cand2.Directory.FullName) }
            return $null
          }

          function Copy-AliasLib([string]$gtkLibDir, [string]$targetName, [string[]]$sourceNameRegexes) {
            $target = Join-Path $gtkLibDir $targetName
            if (Test-Path $target) { return }

            $allLibs = Get-ChildItem -Path $gtkLibDir -File -Filter "*.lib" -ErrorAction SilentlyContinue
            $src = $null
            foreach ($rx in $sourceNameRegexes) {
              $src = $allLibs | Where-Object { $_.Name -match $rx } | Select-Object -First 1
              if ($src) { break }
            }

            if ($src) {
              Copy-Item $src.FullName $target -Force
              Write-Host "Alias: $targetName <= $($src.Name)"
            } else {
              Write-Host "Alias not created: $targetName (no match in $gtkLibDir)"
            }
          }

          function Ensure-GenmarshalReady([string]$gtkBinDir, [string]$gtkPrefix, [string]$wantPlat) {
            Ensure-Dir $gtkBinDir

            $wantMachine = if ($wantPlat -eq "x64") { 0x8664 } else { 0x014c }

            $binScript = Join-Path $gtkBinDir "glib-genmarshal"
            $binExe    = Join-Path $gtkBinDir "glib-genmarshal.exe"

            # 1) If we already have glib-genmarshal (no extension) in bin, prefer it.
            if (Test-Path $binScript) {
              $m = Get-PEMachine $binScript
              if ($m) {
                # It's a PE binary without .exe. Make an .exe copy for subprocess callers, and keep python wrapper.
                if ($m -ne $wantMachine) {
                  throw "glib-genmarshal in bin is PE but wrong arch (machine=0x{0:X})." -f $m
                }
                Copy-Item $binScript $binExe -Force
                $wrapperLines = @(
                  "import os, subprocess, sys",
                  "tool = os.path.join(os.path.dirname(__file__), 'glib-genmarshal.exe')",
                  "sys.exit(subprocess.call([tool] + sys.argv[1:]))"
                )
                $wrapperLines | Set-Content -Path $binScript -Encoding ASCII
                return
              }

              # Not PE: likely a script. If it's python-ish, we're done because vcxproj calls python.exe <script>.
              $head = Get-Content -Path $binScript -TotalCount 5 -ErrorAction SilentlyContinue
              $headText = ($head -join "`n")
              $looksPython =
                ($headText -match 'python') -or
                ($headText -match '^\s*#!') -or
                ($headText -match '^\s*import\s+') -or
                ($headText -match '^\s*from\s+\w+\s+import\s+')

              if ($looksPython) {
                Write-Host "glib-genmarshal in bin looks like a script; using it as-is."
                return
              }

              throw "Found glib-genmarshal in bin, but it does not look like a PE or a Python script. Cannot run it via python.exe."
            }

            # 2) Otherwise, search under prefix for .exe OR script and copy into bin.
            $exeCands = Get-ChildItem -Path $gtkPrefix -Recurse -File -Filter "glib-genmarshal*.exe" -ErrorAction SilentlyContinue
            if ($exeCands -and $exeCands.Count -gt 0) {
              $picked = $null
              foreach ($c in $exeCands) {
                $m = Get-PEMachine $c.FullName
                if ($m -eq $wantMachine) { $picked = $c; break }
              }
              if (-not $picked) { $picked = $exeCands | Select-Object -First 1 }
              Copy-Item $picked.FullName $binExe -Force

              $wrapperLines = @(
                "import os, subprocess, sys",
                "tool = os.path.join(os.path.dirname(__file__), 'glib-genmarshal.exe')",
                "sys.exit(subprocess.call([tool] + sys.argv[1:]))"
              )
              $wrapperLines | Set-Content -Path $binScript -Encoding ASCII
              return
            }

            $scriptCands = Get-ChildItem -Path $gtkPrefix -Recurse -File -Filter "glib-genmarshal" -ErrorAction SilentlyContinue |
              Where-Object { $_.FullName -notmatch '\\\.git\\' } |
              Select-Object -First 1

            if ($scriptCands) {
              Copy-Item $scriptCands.FullName $binScript -Force
              Write-Host "Copied glib-genmarshal script to bin: $($scriptCands.FullName)"
              return
            }

            # If we got here, nothing usable exists.
            $nonExe = Get-ChildItem -Path $gtkPrefix -Recurse -File -Filter "glib-genmarshal*" -ErrorAction SilentlyContinue |
              Where-Object { $_.Extension -notin @(".exe",".pdb",".txt") } |
              Select-Object -First 20

            if ($nonExe) {
              Write-Host "Found non-.exe glib-genmarshal candidates:"
              $nonExe | ForEach-Object { Write-Host " - $($_.FullName)" }
            }

            throw "GTK3 bundle extracted, but no usable glib-genmarshal was found under detected GTK prefix: $gtkPrefix"
          }

          $gtkPrefix = $null
          $headers = @{
            "User-Agent" = "zoitechat-ci"
            "Authorization" = "Bearer $env:GITHUB_TOKEN"
            "X-GitHub-Api-Version" = "2022-11-28"
          }

          try {
            $release = Invoke-RestMethod -Headers $headers -Uri "https://api.github.com/repos/wingtk/gvsbuild/releases/latest"

            $asset = $release.assets |
              Where-Object { $_.name -imatch '^GTK3_Gvsbuild_.*_(x64|x86)\.zip$' -and $_.name -imatch "_$wantArch\.zip$" } |
              Select-Object -First 1

            if (-not $asset) {
              Write-Host "Available assets:"
              $release.assets | ForEach-Object { Write-Host " - $($_.name)" }
              throw "Could not find a GTK3 $wantArch zip in wingtk/gvsbuild latest release."
            }

            $bundlePath = "deps\gtk3-$wantArch-bundle.zip"
            Invoke-WebRequest $asset.browser_download_url -OutFile $bundlePath
            Expand-Archive -Force $bundlePath -DestinationPath $extractRoot

            $gtkPrefix = Pick-GtkPrefix -root $extractRoot
            if (-not $gtkPrefix) {
              throw "GTK3 bundle extracted, but could not locate any gtk-3*.lib to determine prefix."
            }

            Write-Host "Detected GTK prefix: $gtkPrefix"
          } catch {
            if ($wantArch -eq "x86") {
              Write-Host "Wingtk GTK3 discovery failed for win32 (x86). Falling back to legacy GTK bundle."
              $gtkPrefix = $null
            } else {
              throw
            }
          }

          if (-not $gtkPrefix) {
            Invoke-WebRequest https://github.com/zoitechat/gvsbuild/releases/download/zoitechat-2.17.0/gtk-${{ matrix.platform }}-2018-08-29-openssl1.1.7z -OutFile deps\gtk-${{ matrix.platform }}.7z
            Ensure-Dir "C:\gtk-build\gtk"
            & 7z.exe x deps\gtk-${{ matrix.platform }}.7z -oC:\gtk-build\gtk | Out-Null
          } else {
            $normBase = "C:\gtk-build\gtk\$wantPlat"
            Ensure-Dir $normBase

            $normRel = Join-Path $normBase "release"
            if (Test-Path $normRel) { cmd /c rmdir /s /q "$normRel" | Out-Null }
            New-Item -Path $normRel -ItemType Junction -Value $gtkPrefix | Out-Null

            $gtkBin = Join-Path $normRel "bin"
            $gtkLib = Join-Path $normRel "lib"
            $gtkInc = Join-Path $normRel "include"
            Ensure-Dir $gtkBin
            Ensure-Dir $gtkLib
            Ensure-Dir $gtkInc

            Ensure-GenmarshalReady -gtkBinDir $gtkBin -gtkPrefix $gtkPrefix -wantPlat $wantPlat

            Copy-AliasLib $gtkLib "gtk-win32-2.0.lib" @(
              '^gtk-3\.0\.lib$',
              '^gtk-3-0\.lib$',
              '^gtk-3\.lib$',
              '^gtk-3.*\.lib$'
            )

            Copy-AliasLib $gtkLib "ssleay32.lib" @('^libssl\.lib$', '^ssl\.lib$')
            Copy-AliasLib $gtkLib "libeay32.lib" @('^libcrypto\.lib$', '^crypto\.lib$')
            Copy-AliasLib $gtkLib "libxml2.lib" @('^libxml2\.lib$', '^libxml2-2\.0\.lib$', '^libxml2.*\.lib$')
          }

          # Resolve python root from setup-python
          $pyRoot = $env:pythonLocation
          if (-not $pyRoot) { $pyRoot = & python -c "import sys; print(sys.prefix)" }

          foreach ($pyDir in @("C:\gtk-build\python-3.14.2", "C:\gtk-build\python-3.14")) {
            New-Item -Path $pyDir -ItemType Directory -Force | Out-Null
            $target = Join-Path $pyDir "${{ matrix.platform }}"
            if (Test-Path $target) { Remove-Item $target -Recurse -Force }
            New-Item -Path $pyDir -Name "${{ matrix.platform }}" -ItemType Junction -Value $pyRoot | Out-Null
          }

          python -m pip install --upgrade pip
          python -m pip install cffi

      - name: Build
        shell: cmd
        run: |
          call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\Common7\Tools\VsDevCmd.bat"

          set "GTKROOT=C:\gtk-build\gtk\${{ matrix.platform }}\release"
          set "PYTHON_DIR=C:\gtk-build\python-3.14.2\${{ matrix.platform }}"

          if not exist "%PYTHON_DIR%\libs\python314.lib" (
            echo Missing %PYTHON_DIR%\libs\python314.lib
            dir "%PYTHON_DIR%\libs"
            exit /b 1
          )

          if exist "%GTKROOT%\include" set "INCLUDE=%GTKROOT%\include;%INCLUDE%"
          if exist "%GTKROOT%\lib" set "LIB=%GTKROOT%\lib;%LIB%"

          set "LIB=%PYTHON_DIR%\libs;%LIB%"
          set "INCLUDE=%PYTHON_DIR%\include;%INCLUDE%"

          rem Fix Lua plugin build: include LuaJIT headers from repo if present
          if exist "plugins\lua\luajit\src\lua.h" set "INCLUDE=%CD%\plugins\lua\luajit\src;%INCLUDE%"
          if exist "plugins\lua\luajit-2.1\src\lua.h" set "INCLUDE=%CD%\plugins\lua\luajit-2.1\src;%INCLUDE%"

          msbuild win32\zoitechat.sln /m /verbosity:minimal /p:Configuration=Release /p:Platform=${{ matrix.platform }}

      - name: Preparing Artifacts
        shell: cmd
        run: |
          move ..\zoitechat-build\${{ matrix.platform }}\ZoiteChat*.exe .\
          move ..\zoitechat-build .\

      - name: Upload Installer
        id: upload_installer
        uses: actions/upload-artifact@v4
        with:
          name: Installer ${{ matrix.arch }}
          path: ZoiteChat*.exe

      - name: Attest Installer (Artifact Attestation)
        if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
        uses: actions/attest-build-provenance@v3
        with:
          subject-name: Installer ${{ matrix.arch }}
          subject-digest: sha256:${{ steps.upload_installer.outputs.artifact-digest }}

      - name: Upload Build Files
        id: upload_buildfiles
        uses: actions/upload-artifact@v4
        with:
          name: Build Files ${{ matrix.arch }}
          path: zoitechat-build

      - name: Attest Build Files (Artifact Attestation)
        if: ${{ github.event_name != 'pull_request' || github.event.pull_request.head.repo.full_name == github.repository }}
        uses: actions/attest-build-provenance@v3
        with:
          subject-name: Build Files ${{ matrix.arch }}
          subject-digest: sha256:${{ steps.upload_buildfiles.outputs.artifact-digest }}