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47 lines
1.2 KiB
47 lines
1.2 KiB
2 years ago
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package biz
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import (
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"context"
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v1 "map/api/helloworld/v1"
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"github.com/go-kratos/kratos/v2/errors"
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"github.com/go-kratos/kratos/v2/log"
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)
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var (
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// ErrUserNotFound is user not found.
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ErrUserNotFound = errors.NotFound(v1.ErrorReason_USER_NOT_FOUND.String(), "user not found")
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)
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// Greeter is a Greeter model.
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type Greeter struct {
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Hello string
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}
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// GreeterRepo is a Greater repo.
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type GreeterRepo interface {
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Save(context.Context, *Greeter) (*Greeter, error)
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Update(context.Context, *Greeter) (*Greeter, error)
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FindByID(context.Context, int64) (*Greeter, error)
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ListByHello(context.Context, string) ([]*Greeter, error)
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ListAll(context.Context) ([]*Greeter, error)
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}
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// GreeterUsecase is a Greeter usecase.
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type GreeterUsecase struct {
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repo GreeterRepo
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log *log.Helper
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}
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// NewGreeterUsecase new a Greeter usecase.
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func NewGreeterUsecase(repo GreeterRepo, logger log.Logger) *GreeterUsecase {
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return &GreeterUsecase{repo: repo, log: log.NewHelper(logger)}
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}
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// CreateGreeter creates a Greeter, and returns the new Greeter.
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func (uc *GreeterUsecase) CreateGreeter(ctx context.Context, g *Greeter) (*Greeter, error) {
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uc.log.WithContext(ctx).Infof("CreateGreeter: %v", g.Hello)
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return uc.repo.Save(ctx, g)
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}
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