Report top level dependencies properly for conda packages

Signed-off-by: Ayan Sinha Mahapatra <ayansmahapatra@gmail.com>

Author: AyanSinhaMahapatra

src/packagedcode/conda.py

@@ -71,6 +71,15 @@ def assemble(cls, package_data, resource, codebase, package_adder=models.add_to_
                 package.populate_license_fields()
                 yield package
 
+                dependent_packages = package_data.dependencies
+                if dependent_packages:
+                    yield from models.Dependency.from_dependent_packages(
+                        dependent_packages=dependent_packages,
+                        datafile_path=resource.path,
+                        datasource_id=package_data.datasource_id,
+                        package_uid=package.package_uid,
+                    )
+
                 CondaMetaYamlHandler.assign_package_to_resources(
                     package=package,
                     resource=resource,
@@ -104,6 +113,14 @@ def assemble(cls, package_data, resource, codebase, package_adder=models.add_to_
                 codebase=codebase,
                 package_adder=package_adder,
             )
+            meta_yaml_package_data = models.PackageData.from_dict(conda_meta_yaml_package_data)
+            if meta_yaml_package_data.dependencies:
+                yield from models.Dependency.from_dependent_packages(
+                    dependent_packages=meta_yaml_package_data.dependencies,
+                    datafile_path=conda_meta_yaml.path,
+                    datasource_id=meta_yaml_package_data.datasource_id,
+                    package_uid=package.package_uid,
+                )
             yield conda_meta_yaml
 
         package.populate_license_fields()

tests/packagedcode/data/conda/assembly-conda-scan.json

@@ -193,6 +193,51 @@
     }
   ],
   "dependencies": [
+    {
+      "purl": "pkg:conda/zlib",
+      "extracted_requirement": "1.2.13 h5eee18b_1",
+      "scope": "host",
+      "is_runtime": false,
+      "is_optional": true,
+      "is_pinned": false,
+      "is_direct": true,
+      "resolved_package": {},
+      "extra_data": {},
+      "dependency_uid": "pkg:conda/zlib?uuid=fixed-uid-done-for-testing-5642512d1758",
+      "for_package_uid": "pkg:conda/requests@2.32.3?uuid=fixed-uid-done-for-testing-5642512d1758",
+      "datafile_path": "assembly/opt/conda/pkgs/requests-2.32.3-py312h06a4308_1/info/recipe/meta.yaml",
+      "datasource_id": "conda_meta_yaml"
+    },
+    {
+      "purl": "pkg:conda/certifi",
+      "extracted_requirement": ">=2017.4.17",
+      "scope": "run",
+      "is_runtime": true,
+      "is_optional": false,
+      "is_pinned": false,
+      "is_direct": true,
+      "resolved_package": {},
+      "extra_data": {},
+      "dependency_uid": "pkg:conda/certifi?uuid=fixed-uid-done-for-testing-5642512d1758",
+      "for_package_uid": "pkg:conda/requests@2.32.3?uuid=fixed-uid-done-for-testing-5642512d1758",
+      "datafile_path": "assembly/opt/conda/pkgs/requests-2.32.3-py312h06a4308_1/info/recipe/meta.yaml",
+      "datasource_id": "conda_meta_yaml"
+    },
+    {
+      "purl": "pkg:conda/chardet",
+      "extracted_requirement": ">=3.0.2,<6",
+      "scope": "run_constrained",
+      "is_runtime": true,
+      "is_optional": false,
+      "is_pinned": false,
+      "is_direct": true,
+      "resolved_package": {},
+      "extra_data": {},
+      "dependency_uid": "pkg:conda/chardet?uuid=fixed-uid-done-for-testing-5642512d1758",
+      "for_package_uid": "pkg:conda/requests@2.32.3?uuid=fixed-uid-done-for-testing-5642512d1758",
+      "datafile_path": "assembly/opt/conda/pkgs/requests-2.32.3-py312h06a4308_1/info/recipe/meta.yaml",
+      "datasource_id": "conda_meta_yaml"
+    },
     {
       "purl": "pkg:pypi/charset-normalizer",
       "extracted_requirement": "<4,>=2",

tests/packagedcode/data/plugin/plugins_list_linux.txt

@@ -195,6 +195,13 @@ Package type:  conan
   description:       conan recipe
   path_patterns:    '*/conanfile.py'
 --------------------------------------------
+Package type:  conda
+  datasource_id:     conda_meta_json
+  documentation URL: https://docs.conda.io/
+  primary language:  Python
+  description:       Conda metadata JSON in rootfs
+  path_patterns:    '*conda-meta/*.json'
+--------------------------------------------
 Package type:  conda
   datasource_id:     conda_meta_yaml
   documentation URL: https://docs.conda.io/