From 45c5e0d147848d5ef5a2c9fd827e79def076a056 Mon Sep 17 00:00:00 2001
From: freitzzz <1160907@isep.ipp.pt>
Date: Sat, 11 Feb 2023 15:53:32 +0000
Subject: [PATCH 1/2] move body close to asyncPost

---
 pkg/telegramwriter.go | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/pkg/telegramwriter.go b/pkg/telegramwriter.go
index 68e2991..d2f37cb 100644
--- a/pkg/telegramwriter.go
+++ b/pkg/telegramwriter.go
@@ -29,13 +29,6 @@ func (tw TelegramWriter) Write(p []byte) (n int, err error) {
 
 	go asyncPost(url, body, resultChan)
 
-	response := <-resultChan
-	defer func() {
-		if response != nil && response.Body != nil {
-			response.Body.Close()
-		}
-	}()
-
 	return len(p), nil
 }
 
@@ -48,4 +41,9 @@ func asyncPost(url string, body []byte, rc chan *http.Response) {
 	}
 
 	rc <- response
+
+	if response != nil && response.Body != nil {
+		response.Body.Close()
+	}
+
 }

From a2b468742e9738e164b55534b72fe36467bbc277 Mon Sep 17 00:00:00 2001
From: freitzzz <1160907@isep.ipp.pt>
Date: Sat, 11 Feb 2023 15:56:25 +0000
Subject: [PATCH 2/2] remove result chan

---
 pkg/telegramwriter.go | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/pkg/telegramwriter.go b/pkg/telegramwriter.go
index d2f37cb..a1bb6cb 100644
--- a/pkg/telegramwriter.go
+++ b/pkg/telegramwriter.go
@@ -12,8 +12,6 @@ type TelegramWriter struct {
 	chatId   string
 }
 
-var resultChan = make(chan *http.Response)
-
 func (tw TelegramWriter) Write(p []byte) (n int, err error) {
 
 	body, err := json.Marshal(map[string]string{
@@ -27,22 +25,19 @@ func (tw TelegramWriter) Write(p []byte) (n int, err error) {
 
 	url := fmt.Sprintf("https://api.telegram.org/bot%s/sendMessage", tw.botToken)
 
-	go asyncPost(url, body, resultChan)
+	go asyncPost(url, body)
 
 	return len(p), nil
 }
 
-func asyncPost(url string, body []byte, rc chan *http.Response) {
+func asyncPost(url string, body []byte) {
 	response, err := http.Post(url, messageType, bytes.NewBuffer(body))
 
 	if err != nil {
-		rc <- response
 		return
 	}
 
-	rc <- response
-
-	if response != nil && response.Body != nil {
+	if response.Body != nil {
 		response.Body.Close()
 	}