price scrapper

internal/scrapper/handler.go

@@ -0,0 +1,40 @@
+package scrapper
+
+import (
+	"context"
+	"sync"
+	"time"
+)
+
+const (
+	originName             = "mandarake"
+	zeroPrice      int32   = 0
+	taxMultiplier  float64 = 1.1
+	pkgLogHeader           = "Scrapper |"
+	logWorker              = "worker:"
+	logTaskWarning         = "task warning:"
+	logGetPrice            = "get price:"
+)
+
+type Scrapper struct {
+	externalBrowser  string
+	goroutinesNumber int
+	taskTimeout      time.Duration
+	poolCancel       context.CancelFunc
+	allocCancel      context.CancelFunc
+	wg               sync.WaitGroup
+}
+
+type Deps struct {
+	ExternalBrowser  string
+	GoroutinesNumber int
+	TaskTimeout      int
+}
+
+func New(deps Deps) PriceScrapper {
+	return &Scrapper{
+		externalBrowser:  deps.ExternalBrowser,
+		goroutinesNumber: deps.GoroutinesNumber,
+		taskTimeout:      time.Second * time.Duration(deps.TaskTimeout),
+	}
+}