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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,170 @@ | ||
| package api | ||
|
|
||
| import ( | ||
| "context" | ||
| "encoding/json" | ||
| "github.com/nats-io/nats.go" | ||
| "github.com/zyra/autonats" | ||
| "github.com/zyra/autonats/example" | ||
| "time" | ||
| ) | ||
|
|
||
| const timeout = time.Second * 5 | ||
|
|
||
| type ImageServer interface { | ||
| GetByUserId(ctx context.Context, userId string) ([]*example.Image, error) | ||
| GetCountByUserId(ctx context.Context, userId string) (int, error) | ||
| } | ||
|
|
||
| type imageHandler struct { | ||
| Server ImageServer | ||
| nc *nats.Conn | ||
| runners []*autonats.Runner | ||
| } | ||
|
|
||
| func (h *imageHandler) Run(ctx context.Context) error { | ||
| h.runners = make([]*autonats.Runner, 2, 2) | ||
| if runner, err := autonats.StartRunner(ctx, h.nc, "autonats.Image.GetByUserId", "autonats", 5, func(msg *nats.Msg) (interface{}, error) { | ||
| var data string | ||
| if err := json.Unmarshal(msg.Data, &data); err != nil { | ||
| return nil, err | ||
| } else { | ||
| innerCtx, _ := context.WithTimeout(ctx, time.Second*5) | ||
| return h.Server.GetByUserId(innerCtx, data) | ||
| } | ||
| }); err != nil { | ||
| return err | ||
| } else { | ||
| h.runners[0] = runner | ||
| } | ||
|
|
||
| if runner, err := autonats.StartRunner(ctx, h.nc, "autonats.Image.GetCountByUserId", "autonats", 5, func(msg *nats.Msg) (interface{}, error) { | ||
| var data string | ||
| if err := json.Unmarshal(msg.Data, &data); err != nil { | ||
| return nil, err | ||
| } else { | ||
| innerCtx, _ := context.WithTimeout(ctx, time.Second*5) | ||
| return h.Server.GetCountByUserId(innerCtx, data) | ||
| } | ||
| }); err != nil { | ||
| return err | ||
| } else { | ||
| h.runners[1] = runner | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (h *imageHandler) Shutdown() { | ||
| for i := range h.runners { | ||
| h.runners[i].Shutdown() | ||
| } | ||
| } | ||
|
|
||
| func NewImageHandler(server ImageServer, nc *nats.Conn) autonats.Handler { | ||
| return &imageHandler{ | ||
| Server: server, | ||
| nc: nc, | ||
| } | ||
| } | ||
|
|
||
| type ImageClient struct { | ||
| nc *nats.EncodedConn | ||
| log autonats.Logger | ||
| } | ||
|
|
||
| func (client *ImageClient) GetByUserId(ctx context.Context, userId string) ([]*example.Image, error) { | ||
| var dest []*example.Image | ||
|
|
||
| if err := autonats.SendRequest(ctx, client.nc, "autonats.Image.GetByUserId", userId, &dest); err != nil { | ||
| return nil, err | ||
| } else { | ||
| return dest, nil | ||
| } | ||
| } | ||
|
|
||
| func (client *ImageClient) GetCountByUserId(ctx context.Context, userId string) (int, error) { | ||
| var dest int | ||
|
|
||
| if err := autonats.SendRequest(ctx, client.nc, "autonats.Image.GetCountByUserId", userId, &dest); err != nil { | ||
| return 0, err | ||
| } else { | ||
| return dest, nil | ||
| } | ||
| } | ||
|
|
||
| type UserServer interface { | ||
| GetById(ctx context.Context, id []byte) (*example.User, error) | ||
| Create(ctx context.Context, user *example.User) error | ||
| } | ||
|
|
||
| type userHandler struct { | ||
| Server UserServer | ||
| nc *nats.Conn | ||
| runners []*autonats.Runner | ||
| } | ||
|
|
||
| func (h *userHandler) Run(ctx context.Context) error { | ||
| h.runners = make([]*autonats.Runner, 2, 2) | ||
| if runner, err := autonats.StartRunner(ctx, h.nc, "autonats.User.GetById", "autonats", 5, func(msg *nats.Msg) (interface{}, error) { | ||
| var data []byte | ||
| if err := json.Unmarshal(msg.Data, &data); err != nil { | ||
| return nil, err | ||
| } else { | ||
| innerCtx, _ := context.WithTimeout(ctx, time.Second*5) | ||
| return h.Server.GetById(innerCtx, data) | ||
| } | ||
| }); err != nil { | ||
| return err | ||
| } else { | ||
| h.runners[0] = runner | ||
| } | ||
|
|
||
| if runner, err := autonats.StartRunner(ctx, h.nc, "autonats.User.Create", "autonats", 5, func(msg *nats.Msg) (interface{}, error) { | ||
| var data example.User | ||
| if err := json.Unmarshal(msg.Data, &data); err != nil { | ||
| return nil, err | ||
| } else { | ||
| innerCtx, _ := context.WithTimeout(ctx, time.Second*5) | ||
| return nil, h.Server.Create(innerCtx, &data) | ||
| } | ||
| }); err != nil { | ||
| return err | ||
| } else { | ||
| h.runners[1] = runner | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (h *userHandler) Shutdown() { | ||
| for i := range h.runners { | ||
| h.runners[i].Shutdown() | ||
| } | ||
| } | ||
|
|
||
| func NewUserHandler(server UserServer, nc *nats.Conn) autonats.Handler { | ||
| return &userHandler{ | ||
| Server: server, | ||
| nc: nc, | ||
| } | ||
| } | ||
|
|
||
| type UserClient struct { | ||
| nc *nats.EncodedConn | ||
| log autonats.Logger | ||
| } | ||
|
|
||
| func (client *UserClient) GetById(ctx context.Context, id []byte) (*example.User, error) { | ||
| var dest example.User | ||
|
|
||
| if err := autonats.SendRequest(ctx, client.nc, "autonats.User.GetById", id, &dest); err != nil { | ||
| return nil, err | ||
| } else { | ||
| return &dest, nil | ||
| } | ||
| } | ||
|
|
||
| func (client *UserClient) Create(ctx context.Context, user *example.User) error { | ||
| return autonats.SendRequest(ctx, client.nc, "autonats.User.Create", user, nil) | ||
| } |
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