add methods in gitness scm (#2540)

* fix lint issue
* fix lint issue
* add credentials in methods
* add methods in gitness scm

app/gitspace/scm/gitness_scm.go

@@ -31,6 +31,7 @@ import (
 	urlprovider "github.com/harness/gitness/app/url"
 	"github.com/harness/gitness/git"
 	"github.com/harness/gitness/types"
+	"github.com/harness/gitness/types/enum"
 )
 
 var _ Provider = (*GitnessSCM)(nil)
@@ -47,6 +48,83 @@ type GitnessSCM struct {
 	urlProvider    urlprovider.Provider
 }
 
+// ListBranches implements Provider.
+func (s *GitnessSCM) ListBranches(ctx context.Context,
+	filter *BranchFilter,
+	_ *ResolvedCredentials) ([]Branch, error) {
+	repo, err := s.repoStore.FindByRef(ctx, filter.Repository)
+	if err != nil {
+		return nil, fmt.Errorf("failed to find repo: %w", err)
+	}
+	rpcOut, err := s.git.ListBranches(ctx, &git.ListBranchesParams{
+		ReadParams:    git.CreateReadParams(repo),
+		IncludeCommit: false,
+		Query:         filter.Query,
+		Sort:          git.BranchSortOptionDate,
+		Order:         git.SortOrderDesc,
+		Page:          int32(filter.Page),
+		PageSize:      int32(filter.Size),
+	})
+	if err != nil {
+		return nil, err
+	}
+	branches := make([]Branch, len(rpcOut.Branches))
+	for i := range rpcOut.Branches {
+		branches[i] = mapBranch(rpcOut.Branches[i])
+	}
+
+	return branches, nil
+}
+
+func mapBranch(b git.Branch) Branch {
+	return Branch{
+		Name: b.Name,
+		SHA:  b.SHA.String(),
+	}
+}
+
+// ListReporisotries implements Provider.
+func (s *GitnessSCM) ListReporisotries(ctx context.Context,
+	filter *RepositoryFilter,
+	_ *ResolvedCredentials) ([]Repository, error) {
+	repos, err := s.repoStore.List(ctx, filter.SpaceID, &types.RepoFilter{
+		Page:  filter.Page,
+		Size:  filter.Size,
+		Query: filter.Query,
+		Sort:  enum.RepoAttrUpdated,
+		Order: enum.OrderDesc,
+	})
+	if err != nil {
+		return nil, fmt.Errorf("failed to list child repos: %w", err)
+	}
+	var reposOut []Repository
+	for _, repo := range repos {
+		// backfill URLs
+		repo.GitURL = s.urlProvider.GenerateGITCloneURL(ctx, repo.Path)
+		repo.GitSSHURL = s.urlProvider.GenerateGITCloneSSHURL(ctx, repo.Path)
+
+		repoOut, err := mapRepository(repo)
+		if err != nil {
+			return nil, fmt.Errorf("failed to get repo %q output: %w", repo.Path, err)
+		}
+
+		reposOut = append(reposOut, repoOut)
+	}
+	return reposOut, nil
+}
+
+func mapRepository(repo *types.Repository) (Repository, error) {
+	if repo == nil {
+		return Repository{}, fmt.Errorf("repository is null")
+	}
+	return Repository{
+		Name:          repo.Identifier,
+		DefaultBranch: repo.DefaultBranch,
+		GitURL:        repo.GitURL,
+		GitSSHURL:     repo.GitSSHURL,
+	}, nil
+}
+
 func NewGitnessSCM(repoStore store.RepoStore, git git.Interface,
 	tokenStore store.TokenStore,
 	principalStore store.PrincipalStore,

app/gitspace/scm/public_scm.go

@@ -38,6 +38,20 @@ func NewGenericSCM() *GenericSCM {
 	return &GenericSCM{}
 }
 
+// ListBranches implements Provider.
+func (s *GenericSCM) ListBranches(_ context.Context,
+	_ *BranchFilter,
+	_ *ResolvedCredentials) ([]Branch, error) {
+	return []Branch{}, nil
+}
+
+// ListReporisotries implements Provider.
+func (s *GenericSCM) ListReporisotries(_ context.Context,
+	_ *RepositoryFilter,
+	_ *ResolvedCredentials) ([]Repository, error) {
+	return []Repository{}, nil
+}
+
 func (s GenericSCM) GetFileContent(ctx context.Context,
 	gitspaceConfig types.GitspaceConfig,
 	filePath string,

app/gitspace/scm/scm_factory.go

@@ -29,6 +29,12 @@ type Provider interface {
 		gitspaceConfig types.GitspaceConfig,
 		filePath string,
 	) ([]byte, error)
+	ListReporisotries(ctx context.Context,
+		filter *RepositoryFilter,
+		credentials *ResolvedCredentials) ([]Repository, error)
+	ListBranches(ctx context.Context,
+		filter *BranchFilter,
+		credentials *ResolvedCredentials) ([]Branch, error)
 }
 
 type Factory struct {

app/gitspace/scm/types.go

@@ -53,4 +53,32 @@ type (
 		Credentials *Credentials
 		RepoName    string
 	}
+
+	RepositoryFilter struct {
+		SpaceID int64  `json:"space_id"`
+		Page    int    `json:"page"`
+		Size    int    `json:"size"`
+		Query   string `json:"query"`
+	}
+
+	BranchFilter struct {
+		SpaceID    int64  `json:"space_id"`
+		Repository string `json:"repo"`
+		Query      string `json:"query"`
+		Page       int    `json:"page"`
+		Size       int    `json:"size"`
+	}
+
+	Repository struct {
+		Name          string `json:"name"`
+		DefaultBranch string `json:"default_branch"`
+		// git urls
+		GitURL    string `json:"git_url"`
+		GitSSHURL string `json:"git_ssh_url,omitempty"`
+	}
+
+	Branch struct {
+		Name string `json:"name"`
+		SHA  string `json:"sha"`
+	}
 )