enhance justfile for Windows compatibility and cleanup tasks

Author: tlambert03

justfile

@@ -1,36 +1,67 @@
 host := if os() == "macos" { "mac" } else if os() == "windows" { "windows" } else { "linux" }
+win_arch := if arch() == "aarch64" { "win64_msvc2022_arm64_cross_compiled" } else { "win64_msvc2022_64" }
+win_msvc_arch := if arch() == "aarch64" { "arm64" } else { "amd64" }
 export UV_NO_EDITABLE := "1"
 
+set windows-shell := ["powershell.exe", "-NoProfile", "-NoLogo", "-Command"]
+
 @_default:
     @just --list
 
 # install (re)-build pyqt6-qlementine
+[unix]
 install-pyqt6: _clone install-qt
     uv sync --group pyqt6 --reinstall-package pyqt6-qlementine
 
+[windows]
+install-pyqt6: _clone install-qt
+    just _vcvars uv sync --group pyqt6 --reinstall-package pyqt6-qlementine
+
 # install (re)-build pyside6-qlementine
+[unix]
 install-pyside6: _clone (install-qt "6.10.2")
     uv sync --group pyside6 --reinstall-package pyside6-qlementine
 
+[windows]
+install-pyside6: _clone (install-qt "6.10.2")
+    just _vcvars uv sync --group pyside6 --reinstall-package pyside6-qlementine
+
 # Clean build artifacts
+[unix]
 clean:
     rm -rf build dist wheelhouse Qt
+    rm aqtinstall.log
+
+[windows]
+clean:
+    if (Test-Path build) { Remove-Item -Recurse -Force build }
+    if (Test-Path dist) { Remove-Item -Recurse -Force dist }
+    if (Test-Path wheelhouse) { Remove-Item -Recurse -Force wheelhouse }
+    if (Test-Path Qt) { Remove-Item -Recurse -Force Qt }
 
 # run demo widget
 demo:
     uv run examples/demo.py
 
 # build wheel (into ./wheelhouse)
+[unix]
 build-wheel target="PyQt6":
     #!/usr/bin/env sh
     if echo "{{target}}" | grep -qi pyside; then
         export QT_VERSION=6.10.2
     else
         export QT_VERSION=6.8.1
     fi
-    @just install-qt qt_version=$QT_VERSION
+    just install-qt qt_version=$QT_VERSION
     uvx cibuildwheel --config-file pyproject.toml packages/{{target}}-Qlementine
 
+[windows]
+build-wheel target="PyQt6":
+    $qt_version = if ("{{target}}" -match "(?i)pyside") { "6.10.2" } else { "6.8.1" }; \
+    just install-qt qt_version=$qt_version; \
+    uvx cibuildwheel --config-file pyproject.toml packages/{{target}}-Qlementine
+
+[unix]
 install-qt qt_version="6.8.1":
     #!/usr/bin/env sh
     if [ -d "Qt/{{ qt_version }}" ]; then
@@ -39,11 +70,20 @@ install-qt qt_version="6.8.1":
         uvx --from aqtinstall aqt install-qt {{ host }} desktop {{ qt_version }} --outputdir Qt
     fi
 
+[windows]
+install-qt qt_version="6.8.1":
+    if (Test-Path "Qt/{{qt_version}}") { \
+        Write-Host "Qt {{qt_version}} already installed" \
+    } else { \
+        uvx --from aqtinstall aqt install-qt {{host}} desktop {{qt_version}} {{win_arch}} --outputdir Qt \
+    }
+
 _clone:
     git submodule update --init --recursive
     @just _patch
 
 # apply local patches to the qlementine submodule
+[unix]
 _patch:
     #!/usr/bin/env sh
     root="$(pwd)"
@@ -59,3 +99,35 @@ _patch:
             exit 1
         fi
     done
+
+# run a command inside the MSVC developer environment
+[windows]
+_vcvars +cmd:
+    $ErrorActionPreference = 'Stop'; \
+    $vswhere = Join-Path ([Environment]::GetFolderPath('ProgramFilesX86')) 'Microsoft Visual Studio\Installer\vswhere.exe'; \
+    if (-not (Test-Path $vswhere)) { throw "vswhere not found at $vswhere — is Visual Studio installed?" }; \
+    $vsPath = & $vswhere -latest -property installationPath; \
+    if (-not $vsPath) { throw "No Visual Studio installation found" }; \
+    Import-Module (Join-Path $vsPath 'Common7\Tools\Microsoft.VisualStudio.DevShell.dll'); \
+    Enter-VsDevShell -VsInstallPath $vsPath -SkipAutomaticLocation -DevCmdArguments "-arch={{win_msvc_arch}}" *>$null; \
+    Invoke-Expression "{{cmd}}"
+
+[windows]
+_patch:
+    $root = (Get-Location).Path; \
+    foreach ($p in Get-ChildItem -Path patches -Filter *.patch -ErrorAction SilentlyContinue) { \
+        $pPath = $p.FullName; \
+        $check = git -C qlementine apply --check $pPath 2>&1; \
+        if ($LASTEXITCODE -eq 0) { \
+            git -C qlementine apply $pPath; \
+            Write-Host "Applied $($p.Name)" \
+        } else { \
+            $checkR = git -C qlementine apply --check -R $pPath 2>&1; \
+            if ($LASTEXITCODE -eq 0) { \
+                Write-Host "Skipping $($p.Name) (already applied)" \
+            } else { \
+                Write-Error "ERROR: $($p.Name) conflicts with current submodule state - patch needs updating"; \
+                exit 1 \
+            } \
+        } \
+    }