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type Controller struct {
	// contains filtered or unexported fields
}

type IdxReaderWriter interface {
	Search(keywords string, page, resultsPerPage int) (*search.PaginatedResult, error)
	Count() (uint64, error)
	Close() error
	Document(Slug string) (search.Document, error)
	Documents(IDs []string) ([]search.Document, error)
	SameSubjects(slug string, quantity int) ([]search.Document, error)
	SameAuthors(slug string, quantity int) ([]search.Document, error)
	SameSeries(slug string, quantity int) ([]search.Document, error)
	RemoveFile(file string) error
}

type Sender interface {
	SendDocument(address string, libraryPath string, fileName string) error
	From() string
}