go-clean-template

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package usecase
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import (
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	"context"
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	"fmt"
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	"github.com/evrone/go-clean-template/internal/entity"
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)
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// TranslationUseCase -.
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type TranslationUseCase struct {
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	repo   TranslationRepo
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	webAPI TranslationWebAPI
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}
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// New -.
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func New(r TranslationRepo, w TranslationWebAPI) *TranslationUseCase {
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	return &TranslationUseCase{
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		repo:   r,
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		webAPI: w,
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	}
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}
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// History - getting translate history from store.
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func (uc *TranslationUseCase) History(ctx context.Context) ([]entity.Translation, error) {
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	translations, err := uc.repo.GetHistory(ctx)
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	if err != nil {
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		return nil, fmt.Errorf("TranslationUseCase - History - s.repo.GetHistory: %w", err)
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	}
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	return translations, nil
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}
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// Translate -.
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func (uc *TranslationUseCase) Translate(ctx context.Context, t entity.Translation) (entity.Translation, error) {
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	translation, err := uc.webAPI.Translate(t)
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	if err != nil {
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		return entity.Translation{}, fmt.Errorf("TranslationUseCase - Translate - s.webAPI.Translate: %w", err)
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	}
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	err = uc.repo.Store(context.Background(), translation)
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	if err != nil {
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		return entity.Translation{}, fmt.Errorf("TranslationUseCase - Translate - s.repo.Store: %w", err)
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	}
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	return translation, nil
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}
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