services

type AuthService interface {
	HashPassword(password string) (string, error)
	CheckPassword(password, hash string) bool
	SetUserCookie(w http.ResponseWriter, r *http.Request, userID int64)
	GetUserFromCookie(r *http.Request) (*models.User, error)
	ClearUserCookie(w http.ResponseWriter)
}

type FlashMessage struct {
	Type FlashType
}

type FlashService interface {
	Set(w http.ResponseWriter, r *http.Request, flashType FlashType)
	Get(r *http.Request) *FlashMessage
	Clear(w http.ResponseWriter)
}

type FlashType string

type GitHubOAuthService interface {
	GetAuthURL(state string) string
	ExchangeCode(code string) (*oauth2.Token, error)
	GetUserInfo(token *oauth2.Token) (*GitHubUser, error)
}

type GitHubUser struct {
	ID        int64  `json:"id"`
	Login     string `json:"login"`
	Email     string `json:"email"`
	Name      string `json:"name"`
	AvatarURL string `json:"avatar_url"`
}

type GitService interface {
	ListBranches(repoPath string) ([]string, error)
	GetDefaultBranch(repoPath string) (string, error)
	ListTree(repoPath, ref, path string) ([]TreeEntry, error)
	GetFileContent(repoPath, ref, path string) ([]byte, error)
	IsFile(repoPath, ref, path string) (bool, error)
}

type TreeEntry struct {
	Type string // "tree" (folder) or "blob" (file)
	Name string
	Path string
	Mode string
}