move components to plural named packages

internal/controllers/srt_controller.go

@@ -0,0 +1,54 @@
+package controllers
+
+import (
+	astisrt "github.com/asticode/go-astisrt/pkg"
+	"github.com/flavioribeiro/donut/internal/entities"
+	"go.uber.org/zap"
+)
+
+type SRTController struct {
+	c *entities.Config
+	l *zap.Logger
+}
+
+func NewSRTController(c *entities.Config, l *zap.Logger) *SRTController {
+	return &SRTController{
+		c: c,
+		l: l,
+	}
+}
+
+func (c *SRTController) Connect(params *entities.RequestParams) (*astisrt.Connection, error) {
+	if params == nil {
+		return nil, entities.ErrMissingRemoteOffer
+	}
+
+	if err := params.Valid(); err != nil {
+		return nil, err
+	}
+
+	c.l.Sugar().Infow("Connecting to SRT ",
+		"offer", params,
+	)
+
+	conn, err := astisrt.Dial(astisrt.DialOptions{
+		ConnectionOptions: []astisrt.ConnectionOption{
+			astisrt.WithLatency(c.c.SRTConnectionLatencyMS),
+			astisrt.WithStreamid(params.SRTStreamID),
+		},
+
+		OnDisconnect: func(conn *astisrt.Connection, err error) {
+			c.l.Sugar().Fatalw("Disconnected from SRT",
+				"error", err,
+			)
+		},
+
+		Host: params.SRTHost,
+		Port: params.SRTPort,
+	})
+	if err != nil {
+		return nil, err
+	}
+	c.l.Sugar().Infow("Connected to SRT")
+	return conn, nil
+}