@@ -39,11 +39,12 @@ type Change struct {
	Labels    []issues.Label
	Author    users.User
	CreatedAt time.Time
	Replies   int // Number of replies to this change (not counting the mandatory change description comment).

	Commits int // Number of commits (not populated during list operation).
	Commits      int // Number of commits (not populated during list operation).
	ChangedFiles int // Number of changed files (not populated during list operation).
}

type Commit struct {
	SHA        string
	Message    string // TODO: Consider splitting into Subject, Body.

@@ -30,19 +30,19 @@ var s = struct {
		Commits  []change.Commit
		Diffs    map[string][]byte
	}{
		{
			Change: change.Change{
				ID:        1,
				State:     change.MergedState,
				Title:     "Initial implementation of woff2.",
				Labels:    nil,
				Author:    shurcool,
				CreatedAt: time.Date(2018, 2, 12, 0, 9, 19, 621031866, time.UTC),
				Replies:   1,

				Commits: 3,
				ID:           1,
				State:        change.MergedState,
				Title:        "Initial implementation of woff2.",
				Labels:       nil,
				Author:       shurcool,
				CreatedAt:    time.Date(2018, 2, 12, 0, 9, 19, 621031866, time.UTC),
				Replies:      1,
				Commits:      3,
				ChangedFiles: 5,
			},
			Timeline: []interface{}{
				change.Comment{
					ID:        "0",
					User:      shurcool,

@@ -67,14 +67,13 @@ func (s service) List(ctx context.Context, rs string, opt change.ListOptions) ([
	for _, chg := range *cs {
		if chg.Status == "DRAFT" {
			continue
		}
		is = append(is, change.Change{
			ID:    uint64(chg.Number),
			State: state(chg.Status),
			Title: chg.Subject,
			//Labels: labels, // TODO.
			ID:        uint64(chg.Number),
			State:     state(chg.Status),
			Title:     chg.Subject,
			Author:    s.gerritUser(chg.Owner),
			CreatedAt: time.Time(chg.Created),
			Replies:   len(chg.Messages),
		})
	}
@@ -99,16 +98,18 @@ func (s service) Get(ctx context.Context, _ string, id uint64) (change.Change, e
	}
	if chg.Status == "DRAFT" {
		return change.Change{}, os.ErrNotExist
	}
	return change.Change{
		ID:        id,
		State:     state(chg.Status),
		Title:     chg.Subject,
		Author:    s.gerritUser(chg.Owner),
		CreatedAt: time.Time(chg.Created),
		Commits:   len(chg.Revisions),
		ID:           id,
		State:        state(chg.Status),
		Title:        chg.Subject,
		Author:       s.gerritUser(chg.Owner),
		CreatedAt:    time.Time(chg.Created),
		Replies:      len(chg.Messages),
		Commits:      len(chg.Revisions),
		ChangedFiles: 0, // TODO.
	}, nil
}

func state(status string) change.State {
	switch status {

@@ -169,13 +169,17 @@ func (s service) Get(ctx context.Context, rs string, id uint64) (change.Change,
				Number    uint64
				State     githubql.PullRequestState
				Title     string
				Author    *githubqlActor
				CreatedAt githubql.DateTime
				Commits   struct {
				Comments  struct {
					TotalCount int
				}
				Commits struct {
					TotalCount int
				}
				ChangedFiles int
			} `graphql:"pullRequest(number:$prNumber)"`
		} `graphql:"repository(owner:$repositoryOwner,name:$repositoryName)"`
	}
	variables := map[string]interface{}{
		"repositoryOwner": githubql.String(repo.Owner),
@@ -196,16 +200,18 @@ func (s service) Get(ctx context.Context, rs string, id uint64) (change.Change,
	}

	// TODO: Eliminate comment body properties from issues.Issue. It's missing increasingly more fields, like Edited, etc.
	pr := q.Repository.PullRequest
	return change.Change{
		ID:        pr.Number,
		State:     ghPRState(pr.State),
		Title:     pr.Title,
		Author:    ghActor(pr.Author),
		CreatedAt: pr.CreatedAt.Time,
		Commits:   pr.Commits.TotalCount,
		ID:           pr.Number,
		State:        ghPRState(pr.State),
		Title:        pr.Title,
		Author:       ghActor(pr.Author),
		CreatedAt:    pr.CreatedAt.Time,
		Replies:      pr.Comments.TotalCount,
		Commits:      pr.Commits.TotalCount,
		ChangedFiles: pr.ChangedFiles,
	}, nil
}

func (s service) ListCommits(ctx context.Context, rs string, id uint64) ([]change.Commit, error) {
	repo, err := ghRepoSpec(rs)

@@ -47,14 +47,13 @@ func (s service) List(_ context.Context, repo string, opt change.ListOptions) ([
			return nil
		case opt.Filter == change.FilterClosedMerged && !(state == change.ClosedState || state == change.MergedState):
			return nil
		}
		is = append(is, change.Change{
			ID:    uint64(cl.Number),
			State: state,
			Title: firstParagraph(cl.Commit.Msg),
			//Labels: labels, // TODO.
			ID:        uint64(cl.Number),
			State:     state,
			Title:     firstParagraph(cl.Commit.Msg),
			Author:    gerritUser(cl.Commit.Author),
			CreatedAt: cl.Created,
			Replies:   len(cl.Messages),
		})
		return nil
@@ -104,18 +103,18 @@ func (s service) Get(_ context.Context, repo string, id uint64) (change.Change,
	cl := project.CL(int32(id))
	if cl == nil || cl.Private {
		return change.Change{}, os.ErrNotExist
	}
	return change.Change{
		ID:    uint64(cl.Number),
		State: state(cl.Status),
		Title: firstParagraph(cl.Commit.Msg),
		//Labels: labels, // TODO.
		Author:    gerritUser(cl.Commit.Author),
		CreatedAt: cl.Created,
		Replies:   len(cl.Messages),
		Commits:   int(cl.Version),
		ID:           uint64(cl.Number),
		State:        state(cl.Status),
		Title:        firstParagraph(cl.Commit.Msg),
		Author:       gerritUser(cl.Commit.Author),
		CreatedAt:    cl.Created,
		Replies:      len(cl.Messages),
		Commits:      int(cl.Version),
		ChangedFiles: 0, // TODO.
	}, nil
}

func (s service) ListTimeline(_ context.Context, repo string, id uint64, opt *change.ListTimelineOptions) ([]interface{}, error) {
	s.c.RLock()