Remove Preset Injection

Author: Behemyth

cppython/plugins/conan/builder.py

@@ -121,9 +121,7 @@ def __init__(self) -> None:
         self._filename = 'conanfile.py'
 
     @staticmethod
-    def _create_conanfile(
-        conan_file: Path, dependencies: list[ConanDependency], name: str, version: str, preset_file: Path
-    ) -> None:
+    def _create_conanfile(conan_file: Path, dependencies: list[ConanDependency], name: str, version: str) -> None:
         """Creates a conanfile.py file with the necessary content."""
         template_string = """
         from conan import ConanFile
@@ -142,7 +140,7 @@ def generate(self):
                 deps = CMakeDeps(self)
                 deps.generate()
                 tc = CMakeToolchain(self)
-                tc.user_presets_path = "${preset_file}"
+                tc.user_presets_path = None
                 tc.generate()
 
             def build(self):
@@ -161,7 +159,6 @@ def package(self):
             'name': name,
             'version': version,
             'dependencies': [dependency.requires() for dependency in dependencies],
-            'preset_file': preset_file.as_posix(),  # Cross-platform path with forward slashes
         }
 
         result = template.substitute(values)
@@ -170,7 +167,7 @@ def package(self):
             file.write(result)
 
     def generate_conanfile(
-        self, directory: DirectoryPath, dependencies: list[ConanDependency], name: str, version: str, preset_file: Path
+        self, directory: DirectoryPath, dependencies: list[ConanDependency], name: str, version: str
     ) -> None:
         """Generate a conanfile.py file for the project."""
         conan_file = directory / self._filename
@@ -185,4 +182,4 @@ def generate_conanfile(
             conan_file.write_text(modified.code, encoding='utf-8')
         else:
             directory.mkdir(parents=True, exist_ok=True)
-            self._create_conanfile(conan_file, dependencies, name, version, preset_file)
+            self._create_conanfile(conan_file, dependencies, name, version)

cppython/plugins/conan/plugin.py

@@ -103,7 +103,6 @@ def _prepare_installation(self) -> Path:
             resolved_dependencies,
             self.core_data.pep621_data.name,
             self.core_data.pep621_data.version,
-            self.core_data.cppython_data.tool_path / 'ConanPresets.json',
         )
 
         # Ensure build directory exists
@@ -217,11 +216,11 @@ def _create_cmake_sync_data(self) -> CMakeSyncData:
         """
         # Conan's CMakeToolchain generator creates preset files at the configured user_presets_path
         # This should match the path configured in the conanfile template
-        conan_preset_path = self.core_data.cppython_data.tool_path / 'ConanPresets.json'
+        conan_toolchain_path = self.core_data.cppython_data.tool_path / 'ConanPresets.json'
 
         return CMakeSyncData(
             provider_name=TypeName('conan'),
-            preset_file=conan_preset_path,
+            toolchain=conan_toolchain_path,
         )
 
     @classmethod