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