feat(tools): branch_list

internal/gitea/files.go

@@ -92,6 +92,28 @@ type FileWriteResult struct {
 	} `json:"commit"`
 }
 
+func (c *Client) ListBranches(ctx context.Context, owner, repo string, page, limit int) ([]Branch, error) {
+	if page < 1 {
+		page = 1
+	}
+	if limit < 1 {
+		limit = 30
+	}
+	p := fmt.Sprintf("/api/v1/repos/%s/%s/branches?page=%d&limit=%d", owner, repo, page, limit)
+	body, status, err := c.GetJSON(ctx, p)
+	if err != nil {
+		return nil, err
+	}
+	if err := MapStatus(status, body); err != nil {
+		return nil, err
+	}
+	var branches []Branch
+	if err := json.Unmarshal(body, &branches); err != nil {
+		return nil, err
+	}
+	return branches, nil
+}
+
 // UpsertFile creates a file when args.Sha is empty (POST) or updates an existing
 // file when args.Sha is set (PUT). Gitea routes both operations by HTTP method on
 // the same /contents/{path} URL, and rejects PUT without a sha.

internal/gitea/files_test.go

@@ -82,6 +82,28 @@ func TestCreateBranchSendsPayload(t *testing.T) {
 	assert.Equal(t, "main", payload["old_branch_name"])
 }
 
+func TestListBranches(t *testing.T) {
+	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		assert.Equal(t, "/api/v1/repos/o/r/branches", r.URL.Path)
+		assert.Equal(t, "1", r.URL.Query().Get("page"))
+		assert.Equal(t, "30", r.URL.Query().Get("limit"))
+		w.Header().Set("Content-Type", "application/json")
+		_, _ = w.Write([]byte(`[
+			{"name":"main","commit":{"id":"abc","url":"http://example.com"}},
+			{"name":"feat/x","commit":{"id":"def","url":"http://example.com"}}
+		]`))
+	}))
+	defer srv.Close()
+
+	c := gitea.NewClient(srv.URL, "tok")
+	branches, err := c.ListBranches(context.Background(), "o", "r", 0, 0)
+	require.NoError(t, err)
+	require.Len(t, branches, 2)
+	assert.Equal(t, "main", branches[0].Name)
+	assert.Equal(t, "abc", branches[0].Commit.ID)
+	assert.Equal(t, "feat/x", branches[1].Name)
+}
+
 func TestUpsertFileSendsPayloadAndDecodesResult(t *testing.T) {
 	var captured []byte
 	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {