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// Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
//go:build gogit
package git
import (
"context"
cgobject "github.com/go-git/go-git/v5/plumbing/object/commitgraph"
)
// CacheCommit will cache the commit from the gitRepository
func (c *Commit) CacheCommit(ctx context.Context) error {
if c.repo.LastCommitCache == nil {
return nil
}
commitNodeIndex, _ := c.repo.CommitNodeIndex()
index, err := commitNodeIndex.Get(c.ID)
if err != nil {
return err
}
return c.recursiveCache(ctx, index, &c.Tree, "", 1)
}
func (c *Commit) recursiveCache(ctx context.Context, index cgobject.CommitNode, tree *Tree, treePath string, level int) error {
if level == 0 {
return nil
}
entries, err := tree.ListEntries()
if err != nil {
return err
}
entryPaths := make([]string, len(entries))
entryMap := make(map[string]*TreeEntry)
for i, entry := range entries {
entryPaths[i] = entry.Name()
entryMap[entry.Name()] = entry
}
commits, err := GetLastCommitForPaths(ctx, c.repo.LastCommitCache, index, treePath, entryPaths)
if err != nil {
return err
}
for entry := range commits {
if entryMap[entry].IsDir() {
subTree, err := tree.SubTree(entry)
if err != nil {
return err
}
if err := c.recursiveCache(ctx, index, subTree, entry, level-1); err != nil {
return err
}
}
}
return nil
}
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