From 84a7785b3bbb1bdd8e9bf122a01f46e7f8426d4e Mon Sep 17 00:00:00 2001
From: Axel Huebl <axel.huebl@plasma.ninja>
Date: Mon, 1 Mar 2021 16:33:32 -0800
Subject: [PATCH] Python Layer

- remove hard-coded dependencies
- add pywarpx (PICMI) interface package
---
 recipe/bld.bat   | 25 +++++++++++++++++--------
 recipe/build.sh  | 16 +++++++++++-----
 recipe/meta.yaml |  9 +++++++++
 3 files changed, 37 insertions(+), 13 deletions(-)

diff --git a/recipe/bld.bat b/recipe/bld.bat
index d6d5186..3ee8844 100644
--- a/recipe/bld.bat
+++ b/recipe/bld.bat
@@ -1,6 +1,4 @@
 
-echo "CXXFLAGS: %CXXFLAGS%"
-
 for %%d in (2 3 RZ) do (
     cmake ^
         -S . -B build                         ^
@@ -9,10 +7,9 @@ for %%d in (2 3 RZ) do (
         -DCMAKE_C_COMPILER=clang-cl           ^
         -DCMAKE_CXX_COMPILER=clang-cl         ^
         -DCMAKE_VERBOSE_MAKEFILE=ON           ^
-        -DWarpX_amrex_branch=%PKG_VERSION%    ^
         -DWarpX_openpmd_internal=OFF          ^
-        -DWarpX_picsar_branch=47c269eb242815f9382da61a110c0c8f12be2d08 ^
         -DWarpX_ASCENT=OFF  ^
+        -DWarpX_LIB=ON      ^
         -DWarpX_MPI=OFF     ^
         -DWarpX_OPENPMD=ON  ^
         -DWarpX_PSATD=OFF   ^
@@ -23,12 +20,14 @@ for %%d in (2 3 RZ) do (
 
     cmake --build build --config RelWithDebInfo --parallel 2
     if errorlevel 1 exit 1
-)
 
-:: future: test
+    :: future (if skipping AMReX headers)
+    :: cmake --build build --config RelWithDebInfo --target install
+    :: if errorlevel 1 exit 1
+)
 
-:: future: install
-:: now: copy all warpx*.exe files
+:: simple install
+::   copy all warpx*.exe and warpx*.dll files
 if not exist %LIBRARY_PREFIX%\bin md %LIBRARY_PREFIX%\bin
 if errorlevel 1 exit 1
 
@@ -38,3 +37,13 @@ for /r "build\bin" %%f in (*.exe) do (
     copy build\bin\%%~nf.exe %LIBRARY_PREFIX%\bin\
     if errorlevel 1 exit 1
 )
+for /r "build\lib" %%f in (*.dll) do (
+    echo %%~nf
+    dir
+    copy build\lib\%%~nf.dll %LIBRARY_PREFIX%\lib\
+    if errorlevel 1 exit 1
+)
+
+:: add Python API (PICMI interface)
+PYWARPX_LIB_DIR=%LIBRARY_PREFIX%\lib python3 -m pip wheel .
+python3 -m pip install pywarpx-*whl
diff --git a/recipe/build.sh b/recipe/build.sh
index 4f3c7f9..59b3e60 100644
--- a/recipe/build.sh
+++ b/recipe/build.sh
@@ -23,10 +23,9 @@ do
         -DCMAKE_CXX_STANDARD=${CXX_STANDARD}  \
         -DCMAKE_INSTALL_LIBDIR=lib            \
         -DCMAKE_INSTALL_PREFIX=${PREFIX}      \
-        -DWarpX_amrex_branch=${PKG_VERSION}   \
         -DWarpX_openpmd_internal=OFF          \
-        -DWarpX_picsar_branch=47c269eb242815f9382da61a110c0c8f12be2d08 \
         -DWarpX_ASCENT=OFF  \
+        -DWarpX_LIB=ON      \
         -DWarpX_OPENPMD=ON  \
         -DWarpX_PSATD=OFF   \
         -DWarpX_QED=ON      \
@@ -37,10 +36,17 @@ do
 
     # future:
     #CTEST_OUTPUT_ON_FAILURE=1 make ${VERBOSE_CM} test
+
+    # future (if skipping AMReX headers)
+    #cmake --build build --target install
 done
 
-# future:
-#make install
-mkdir -p ${PREFIX}/bin
+# simple install
+#   copy all binaries and libwarpx* files
+mkdir -p ${PREFIX}/bin ${PREFIX}/lib
 cp build/bin/warpx.* ${PREFIX}/bin/
+cp build/lib/libwarpx.* ${PREFIX}/lib/
 
+# add Python API (PICMI interface)
+PYWARPX_LIB_DIR=$PREFIX/lib python3 -m pip wheel .
+python3 -m pip install pywarpx-*whl
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index baf586f..d517d2f 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -30,13 +30,22 @@ requirements:
     - llvm-openmp   # [osx or win]
   host:
     - boost-cpp
+    - mpi4py
     - openmpi                      # [unix]
     - openpmd-api * mpi_openmpi_*  # [unix]
     - openpmd-api                  # [win]
+    - pip
+    - setuptools
+    - wheel
 # future
 #    - fftw * mpi_openmpi_*         # [unix]
 #    - fftw                         # [win]
 # a variant could provide CUDA support
+  run:
+    - numpy
+    - periodictable
+    - python
+    - scipy
 
 test:
   commands: