From 6014ccedc3fdc7918b7e519c5575670f6c828a35 Mon Sep 17 00:00:00 2001
From: ekzyis <ekzyis@ekzyis.com>
Date: Fri, 28 Apr 2023 17:34:26 +0200
Subject: [PATCH] Implement SendTextToTelegram function

---
 .env.template |  2 ++
 .gitignore    |  1 +
 go.mod        |  8 ++++++++
 go.sum        |  4 ++++
 main.go       |  4 ++++
 tg.go         | 43 +++++++++++++++++++++++++++++++++++++++++++
 6 files changed, 62 insertions(+)
 create mode 100644 .env.template
 create mode 100644 .gitignore
 create mode 100644 go.mod
 create mode 100644 go.sum
 create mode 100644 main.go
 create mode 100644 tg.go

diff --git a/.env.template b/.env.template
new file mode 100644
index 0000000..b60b650
--- /dev/null
+++ b/.env.template
@@ -0,0 +1,2 @@
+TELEGRAM_BOT_TOKEN=
+TELEGRAM_CHAT_ID=
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4c49bd7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+.env
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..345b1d6
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,8 @@
+module gitlab.com/ekzyis/stackernews_rss-to-tg
+
+go 1.20
+
+require (
+	github.com/joho/godotenv v1.5.1 // indirect
+	github.com/namsral/flag v1.7.4-pre // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..4c16f8b
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,4 @@
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/namsral/flag v1.7.4-pre h1:b2ScHhoCUkbsq0d2C15Mv+VU8bl8hAXV8arnWiOHNZs=
+github.com/namsral/flag v1.7.4-pre/go.mod h1:OXldTctbM6SWH1K899kPZcf65KxJiD7MsceFUpB5yDo=
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..da29a2c
--- /dev/null
+++ b/main.go
@@ -0,0 +1,4 @@
+package main
+
+func main() {
+}
diff --git a/tg.go b/tg.go
new file mode 100644
index 0000000..5d0e173
--- /dev/null
+++ b/tg.go
@@ -0,0 +1,43 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+
+	"github.com/joho/godotenv"
+	"github.com/namsral/flag"
+)
+
+var (
+	ChatId   int
+	BotToken string
+)
+
+func init() {
+	err := godotenv.Load()
+	if err != nil {
+		log.Fatal("error loading .env file")
+	}
+	flag.IntVar(&ChatId, "TELEGRAM_CHAT_ID", 0, "Chat id of telegram channel")
+	flag.StringVar(&BotToken, "TELEGRAM_BOT_TOKEN", "", "Telegram bot token")
+	flag.Parse()
+	if ChatId == 0 {
+		log.Fatal("TELEGRAM_CHAT_ID not set")
+	}
+	if BotToken == "" {
+		log.Fatal("TELEGRAM_BOT_TOKEN not set")
+	}
+}
+
+func SendTextToTelegram(text string) {
+	url := fmt.Sprintf("https://api.telegram.org/bot%s/sendMessage?chat_id=%d&text=%s", BotToken, ChatId, text)
+	resp, err := http.Get(url)
+	if err != nil {
+		err = fmt.Errorf("error during GET %s: %w", url, err)
+		log.Println(err)
+		return
+	}
+	defer resp.Body.Close()
+	log.Printf("GET %s: %d\n", url, resp.StatusCode)
+}