Propagate the dependency information to the commits

Propagate information about commit and uncommited change inter-dependencies to the commits for the FE to access

apps/desktop/src/lib/vbranches/types.ts

@@ -240,6 +240,20 @@ export class DetailedCommit {
 	)
 	conflictedFiles!: ConflictEntries;
 
+	// Dependency tracking
+	/**
+	 * The commit ids of the dependencies of this commit.
+	 */
+	commitDependencies!: string[];
+	/**
+	 * The ids of the commits that depend on this commit.
+	 */
+	inverseCommitDependencies!: string[];
+	/**
+	 * The hunk hashes of uncommitted changes that depend on this commit.
+	 */
+	commitDependentDiffs!: string[];
+
 	get status(): CommitStatus {
 		if (this.isIntegrated) return 'integrated';
 		if (this.remoteCommitId) {

crates/gitbutler-branch-actions/src/commit.rs

@@ -50,6 +50,16 @@ pub struct VirtualBranchCommit {
     #[serde(with = "gitbutler_serde::oid_opt")]
     pub remote_commit_id: Option<git2::Oid>,
     pub conflicted_files: ConflictEntries,
+    // Dependency tracking
+    // ---
+    /// Commits depended on.
+    #[serde(default, with = "gitbutler_serde::oid_vec")]
+    pub commit_dependencies: Vec<git2::Oid>,
+    /// Commits that depend on this commit.
+    #[serde(default, with = "gitbutler_serde::oid_vec")]
+    pub inverse_commit_dependencies: Vec<git2::Oid>,
+    /// Hunk hashes of uncommitted files that depend on this commit.
+    pub commit_dependent_diffs: Vec<BStringForFrontend>,
 }
 
 pub(crate) fn commit_to_vbranch_commit(
@@ -89,6 +99,29 @@ pub(crate) fn commit_to_vbranch_commit(
         Default::default()
     };
 
+    let commit_dependencies = branch
+        .commit_dependencies
+        .get(&commit.id())
+        .map(|v| v.iter().cloned().collect())
+        .unwrap_or_default();
+
+    let inverse_commit_dependencies = branch
+        .inverse_commit_dependencies
+        .get(&commit.id())
+        .map(|v| v.iter().cloned().collect())
+        .unwrap_or_default();
+
+    let commit_dependent_diffs = branch
+        .commit_dependent_diffs
+        .get(&commit.id())
+        .map(|v| {
+            v.iter()
+                .cloned()
+                .map(|hunk_hash| format!("{:x}", hunk_hash).as_str().into())
+                .collect()
+        })
+        .unwrap_or_default();
+
     let commit = VirtualBranchCommit {
         id: commit.id(),
         created_at: timestamp * 1000,
@@ -104,6 +137,9 @@ pub(crate) fn commit_to_vbranch_commit(
         copied_from_remote_id,
         remote_commit_id,
         conflicted_files,
+        commit_dependencies,
+        inverse_commit_dependencies,
+        commit_dependent_diffs,
     };
 
     Ok(commit)