feat: pass repodata records to build backend

crates/pixi_build_types/src/procedures/conda_build_v1.rs

@@ -10,7 +10,7 @@ use std::{
     path::PathBuf,
 };
 
-use rattler_conda_types::{ChannelUrl, PackageName, Platform, VersionWithSource};
+use rattler_conda_types::{ChannelUrl, PackageName, Platform, RepoDataRecord, VersionWithSource};
 use serde::{Deserialize, Serialize};
 
 pub const METHOD_NAME: &str = "conda/build_v1";
@@ -59,8 +59,20 @@ pub struct CondaBuildV1Prefix {
 
     /// The platform for which the packages were installed.
     pub platform: Platform,
-    // TODO: Add information about matchspecs that were used to install the package.
-    // TODO: Add information about the packages that were installed.
+
+    /// The packages that are installed in the prefix.
+    #[serde(default)]
+    pub packages: Vec<CondaBuildV1PrefixPackage>,
+}
+
+#[derive(Debug, Serialize, Deserialize, Clone)]
+#[serde(rename_all = "camelCase")]
+pub struct CondaBuildV1PrefixPackage {
+    /// The repodata record of the package that was installed in the prefix.
+    #[serde(flatten)]
+    pub repodata_record: RepoDataRecord,
+    // TODO: Add information about how the package was introduced into the prefix. E.g. it was
+    //  directly requested in the spec, or as a run_export, etc.
 }
 
 #[derive(Debug, Serialize, Deserialize, Clone)]

crates/pixi_command_dispatcher/src/backend_source_build/mod.rs

@@ -16,12 +16,13 @@ use pixi_build_types::{
     procedures::{
         conda_build_v0::{CondaBuildParams, CondaBuiltPackage, CondaOutputIdentifier},
         conda_build_v1::{
-            CondaBuildV1Output, CondaBuildV1Params, CondaBuildV1Prefix, CondaBuildV1Result,
+            CondaBuildV1Output, CondaBuildV1Params, CondaBuildV1Prefix, CondaBuildV1PrefixPackage,
+            CondaBuildV1Result,
         },
     },
 };
-use pixi_record::{PinnedSourceSpec, PixiRecord};
-use rattler_conda_types::{ChannelConfig, ChannelUrl, Platform, Version};
+use pixi_record::PinnedSourceSpec;
+use rattler_conda_types::{ChannelConfig, ChannelUrl, Platform, RepoDataRecord, Version};
 use serde::Serialize;
 use thiserror::Error;
 
@@ -113,7 +114,7 @@ pub struct BackendSourceBuildPrefix {
     pub prefix: PathBuf,
 
     /// The records that are installed in the prefix.
-    pub records: Vec<PixiRecord>,
+    pub records: Vec<RepoDataRecord>,
 }
 
 #[derive(Debug, Serialize)]
@@ -275,10 +276,26 @@ impl BackendSourceBuildSpec {
                     build_prefix: Some(CondaBuildV1Prefix {
                         prefix: params.build_prefix.prefix,
                         platform: params.build_prefix.platform,
+                        packages: params
+                            .build_prefix
+                            .records
+                            .into_iter()
+                            .map(|record| CondaBuildV1PrefixPackage {
+                                repodata_record: record,
+                            })
+                            .collect(),
                     }),
                     host_prefix: Some(CondaBuildV1Prefix {
                         prefix: params.host_prefix.prefix,
                         platform: params.host_prefix.platform,
+                        packages: params
+                            .host_prefix
+                            .records
+                            .into_iter()
+                            .map(|record| CondaBuildV1PrefixPackage {
+                                repodata_record: record,
+                            })
+                            .collect(),
                     }),
                     output: CondaBuildV1Output {
                         name: record.name.clone(),

crates/pixi_command_dispatcher/src/source_build/mod.rs

@@ -477,19 +477,29 @@ impl SourceBuildSpec {
             CommandDispatcherError::Failed(SourceBuildError::CreateWorkDirectory(err))
         })?;
 
+        // Extract the repodata records from the build and host environments.
+        let build_records = Self::extract_prefix_repodata(build_records, build_prefix);
+        let host_records = Self::extract_prefix_repodata(host_records, host_prefix);
+
         let built_source = command_dispatcher
             .backend_source_build(BackendSourceBuildSpec {
                 method: BackendSourceBuildMethod::BuildV1(BackendSourceBuildV1Method {
                     editable: self.editable(),
                     build_prefix: BackendSourceBuildPrefix {
                         platform: self.build_environment.build_platform,
                         prefix: directories.build_prefix,
-                        records: build_records.clone(),
+                        records: build_records
+                            .iter()
+                            .map(|p| p.repodata_record.clone())
+                            .collect(),
                     },
                     host_prefix: BackendSourceBuildPrefix {
                         platform: self.build_environment.host_platform,
                         prefix: directories.host_prefix,
-                        records: host_records.clone(),
+                        records: host_records
+                            .iter()
+                            .map(|p| p.repodata_record.clone())
+                            .collect(),
                     },
                     variant: output.metadata.variant,
                     output_directory: self.output_directory,
@@ -503,50 +513,52 @@ impl SourceBuildSpec {
             .await
             .map_err_with(SourceBuildError::from)?;
 
-        // Little helper function the build a `BuildHostEnvironment` from expected and
-        // installed records.
-        let build_host_environment =
-            |records: Vec<PixiRecord>, prefix: Option<InstallPixiEnvironmentResult>| {
-                let Some(prefix) = prefix else {
-                    return BuildHostEnvironment { packages: vec![] };
-                };
-
-                BuildHostEnvironment {
-                    packages: records
-                        .into_iter()
-                        .map(|record| match record {
-                            PixiRecord::Binary(repodata_record) => BuildHostPackage {
-                                repodata_record,
-                                source: None,
-                            },
-                            PixiRecord::Source(source) => {
-                                let repodata_record = prefix
-                                    .resolved_source_records
-                                    .get(&source.package_record.name)
-                                    .cloned()
-                                    .expect(
-                                        "the source record should be present in the result sources",
-                                    );
-                                BuildHostPackage {
-                                    repodata_record,
-                                    source: Some(source.source),
-                                }
-                            }
-                        })
-                        .collect(),
-                }
-            };
-
         Ok(BuiltPackage {
             output_file: built_source.output_file,
             metadata: CachedBuildSourceInfo {
                 globs: built_source.input_globs,
-                build: build_host_environment(build_records, build_prefix),
-                host: build_host_environment(host_records, host_prefix),
+                build: BuildHostEnvironment {
+                    packages: build_records,
+                },
+                host: BuildHostEnvironment {
+                    packages: host_records,
+                },
             },
         })
     }
 
+    /// Little helper function the build a `BuildHostPackage` from expected and
+    /// installed records.
+    fn extract_prefix_repodata(
+        records: Vec<PixiRecord>,
+        prefix: Option<InstallPixiEnvironmentResult>,
+    ) -> Vec<BuildHostPackage> {
+        let Some(prefix) = prefix else {
+            return vec![];
+        };
+
+        records
+            .into_iter()
+            .map(|record| match record {
+                PixiRecord::Binary(repodata_record) => BuildHostPackage {
+                    repodata_record,
+                    source: None,
+                },
+                PixiRecord::Source(source) => {
+                    let repodata_record = prefix
+                        .resolved_source_records
+                        .get(&source.package_record.name)
+                        .cloned()
+                        .expect("the source record should be present in the result sources");
+                    BuildHostPackage {
+                        repodata_record,
+                        source: Some(source.source),
+                    }
+                }
+            })
+            .collect()
+    }
+
     async fn solve_dependencies(
         &self,
         name: String,