text: import os
  import glob
  from conans import ConanFile, CMake, tools
  from conans.errors import ConanInvalidConfiguration
  
  required_conan_version = ">=1.28.0"
  
  class TaoCPPTaopqConan(ConanFile):
      name = "taocpp-taopq"
      license = "MIT"
      url = "https://github.com/conan-io/conan-center-index"
      homepage = "https://github.com/taocpp/taopq"
      description = "C++ client library for PostgreSQL"
      topics = ("cpp17", "postgresql", "libpq", "data-base", "sql")
      settings = "os", "build_type", "compiler", "arch"
      options = {"shared": [True, False], "fPIC": [True, False]}
      default_options = {"shared": False, "fPIC": True}
      exports_sources = "CMakeLists.txt"
      generators = "cmake", "cmake_find_package"
  
      _cmake = None
  
      @property
      def _source_subfolder(self):
          return "source_subfolder"
  
      @property
      def _build_subfolder(self):
          return "build_subfolder"
  
      @property
      def _min_compilers_version(self):
          return {
              "gcc": "7",
              "clang": "6",
              "apple-clang": "10",
              "Visual Studio": "15"
          }
  
      def config_options(self):
          if self.settings.os == "Windows":
              del self.options.fPIC
  
      def configure(self):
          if self.options.shared:
              del self.options.fPIC
          if self.settings.compiler.cppstd:
              tools.check_min_cppstd(self, "17")
          min_compiler_version = self._min_compilers_version.get(str(self.settings.compiler), False)
          if min_compiler_version:
              if tools.Version(self.settings.compiler.version) < min_compiler_version:
                  raise ConanInvalidConfiguration("taocpp-taopq requires C++17, which your compiler does not support.")
          else:
              self.output.warn("taocpp-taopq requires C++17. Your compiler is unknown. Assuming it supports C++17.")
  
      def requirements(self):
          self.requires("libpq/12.2")
  
      def source(self):
          tools.get(**self.conan_data["sources"][self.version])
          extracted_dir = glob.glob("taopq-*")[0]
          os.rename(extracted_dir, self._source_subfolder)
  
      def _configure_cmake(self):
          if not self._cmake:
              self._cmake = CMake(self)
              self._cmake.definitions["TAOPQ_BUILD_TESTS"] = False
              self._cmake.definitions["TAOPQ_INSTALL_DOC_DIR"] = "licenses"
              if self.settings.os == "Windows" and self.settings.compiler == "Visual Studio":
                  self._cmake.definitions["CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS"] = self.options.shared
              self._cmake.configure(build_folder=self._build_subfolder)
          return self._cmake
  
      def build(self):
          cmake = self._configure_cmake()
          cmake.build()
  
      def package(self):
          cmake = self._configure_cmake()
          cmake.install()
          tools.rmdir(os.path.join(self.package_folder, "lib", "cmake"))
  
      def package_info(self):
          self.cpp_info.filenames["cmake_find_package"] = "taopq"
          self.cpp_info.filenames["cmake_find_package_multi"] = "taopq"
          self.cpp_info.names["cmake_find_package"] = "taocpp"
          self.cpp_info.names["cmake_find_package_multi"] = "taocpp"
          self.cpp_info.components["_taocpp-taopq"].names["cmake_find_package"] = "taopq"
          self.cpp_info.components["_taocpp-taopq"].names["cmake_find_package_multi"] = "taopq"
          self.cpp_info.components["_taocpp-taopq"].libs = ["taopq"]
          if self.settings.os == "Windows":
              self.cpp_info.components["_taocpp-taopq"].system_libs = ["Ws2_32"]
          self.cpp_info.components["_taocpp-taopq"].requires = ["libpq::libpq"]
  