patch/find: add find sub-cmd

Implement the :patch find command. Search and filter for a given commit
by subject line in the current accout and current folder.

Signed-off-by: Koni Marti <koni.marti@gmail.com>
Acked-by: Robin Jarry <robin@jarry.cc>

1 files changed, 19 insertions, 0 deletions

diff --git a/lib/pama/find.go b/lib/pama/find.go
new file mode 100644
index 00000000..72203ee6
--- /dev/null
+++ b/lib/pama/find.go
@@ -0,0 +1,19 @@
+package pama
+
+import (
+	"fmt"
+
+	"git.sr.ht/~rjarry/aerc/lib/pama/models"
+)
+
+func (m PatchManager) Find(hash string, p models.Project) (models.Commit, error) {
+	var c models.Commit
+	rc, err := m.rc(p.RevctrlID, p.Root)
+	if err != nil {
+		return c, revErr(err)
+	}
+	if !rc.Exists(hash) {
+		return c, fmt.Errorf("no commit found for hash %s", hash)
+	}
+	return models.NewCommit(rc, hash, ""), nil
+}