forked from urdt/ussd
56 lines
1.4 KiB
Go
56 lines
1.4 KiB
Go
package handlers
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"io"
|
|
|
|
"git.defalsify.org/vise.git/engine"
|
|
"git.defalsify.org/vise.git/resource"
|
|
"git.defalsify.org/vise.git/persist"
|
|
"git.defalsify.org/vise.git/logging"
|
|
|
|
"git.grassecon.net/urdt/ussd/internal/storage"
|
|
)
|
|
|
|
var (
|
|
logg = logging.NewVanilla().WithDomain("handlers")
|
|
)
|
|
|
|
var (
|
|
ErrInvalidRequest = errors.New("invalid request for context")
|
|
ErrSessionMissing = errors.New("missing session")
|
|
ErrInvalidInput = errors.New("invalid input")
|
|
ErrStorage = errors.New("storage retrieval fail")
|
|
ErrEngineType = errors.New("incompatible engine")
|
|
ErrEngineInit = errors.New("engine init fail")
|
|
ErrEngineExec = errors.New("engine exec fail")
|
|
)
|
|
|
|
type RequestSession struct {
|
|
Ctx context.Context
|
|
Config engine.Config
|
|
Engine engine.Engine
|
|
Input []byte
|
|
Storage *storage.Storage
|
|
Writer io.Writer
|
|
}
|
|
|
|
type engineMaker func(cfg engine.Config, rs resource.Resource, pr *persist.Persister) engine.Engine
|
|
|
|
// TODO: seems like can remove this.
|
|
type RequestParser interface {
|
|
GetSessionId(rq any) (string, error)
|
|
GetInput(rq any) ([]byte, error)
|
|
}
|
|
|
|
type RequestHandler interface {
|
|
GetConfig() engine.Config
|
|
GetRequestParser() RequestParser
|
|
GetEngine(cfg engine.Config, rs resource.Resource, pe *persist.Persister) engine.Engine
|
|
Process(rs RequestSession) (RequestSession, error)
|
|
Output(rs RequestSession) (RequestSession, error)
|
|
Reset(rs RequestSession) (RequestSession, error)
|
|
Shutdown()
|
|
}
|