From 18878de12c127c1ae7a7d1846af90598f572c0d6 Mon Sep 17 00:00:00 2001
From: Alphyron <admin@dragon-labs.de>
Date: Sat, 11 Apr 2020 23:27:24 +0200
Subject: [PATCH] :whale: Create Dockerfile and DockerCompose file and
 implement authentication with telegram api

---
 Dockerfile         | 22 ++++++++++++++++++++++
 config/telegram.go |  3 ++-
 docker-compose.yml | 28 ++++++++++++++++++++++++++++
 go.mod             |  2 ++
 main.go            | 17 +++++++++++++++--
 5 files changed, 69 insertions(+), 3 deletions(-)
 create mode 100644 Dockerfile
 create mode 100644 docker-compose.yml

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..ffd1030
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,22 @@
+# build stage
+FROM golang:1.13-stretch AS build-env
+COPY . /src
+WORKDIR /src
+ENV GO113MODULE=on
+RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go test ./... -cover -coverprofile=c.out #gosetup
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o goapp
+
+# final stage
+FROM alpine
+LABEL maintainer="Alphyron <admin@dragon-labs.de>"
+
+RUN apk update \
+        && apk upgrade \
+        && apk add --no-cache \
+        ca-certificates \
+        && update-ca-certificates 2>/dev/null || true
+
+WORKDIR /app
+COPY --from=build-env /src .
+RUN chmod +x ./goapp
+CMD [ "./goapp"]
\ No newline at end of file
diff --git a/config/telegram.go b/config/telegram.go
index adc96f8..91a8283 100644
--- a/config/telegram.go
+++ b/config/telegram.go
@@ -3,7 +3,8 @@ package config
 import "github.com/caarlos0/env"
 
 type TelegramConfig struct {
-	TelegramKey string `env:"TELEGRAM_KEY,required"`
+	TelegramKey   string `env:"TELEGRAM_KEY,required"`
+	TelegramDebug bool   `env:"TELEGRAM_DEBUG" envDefault:"false"`
 }
 
 func (tc *TelegramConfig) LoadConfig() error {
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..e92abff
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,28 @@
+version: '3.7'
+
+services:
+  app:
+    image: group_helper:latest
+    build:
+      context: .
+      dockerfile: Dockerfile
+    restart: on-failure
+    environment:
+      - TELEGRAM_KEY=340059059:AAG8MRgRmdk5nI_hye5HkSwQyV9wqwoUSbA
+      - DB_DEBUG=true
+      - DB_TYPE=mysql
+      - DB_HOST=mysql
+      - DB_PORT=3306
+      - DB_USER=go
+      - DB_PASS=go
+      - DB_DATABASE=go
+
+  mysql:
+    image: mysql:8
+    environment:
+      - MYSQL_RANDOM_ROOT_PASSWORD=true
+      - MYSQL_USER=go
+      - MYSQL_PASSWORD=go
+      - MYSQL_DATABASE=go
+    ports:
+    - 3306:3306
\ No newline at end of file
diff --git a/go.mod b/go.mod
index 8c6088a..eacd872 100644
--- a/go.mod
+++ b/go.mod
@@ -4,6 +4,8 @@ go 1.13
 
 require (
 	github.com/caarlos0/env v3.5.0+incompatible
+	github.com/go-telegram-bot-api/telegram-bot-api v4.6.4+incompatible
 	github.com/jinzhu/gorm v1.9.12
 	github.com/stretchr/testify v1.5.1 // indirect
+	github.com/technoweenie/multipartstreamer v1.0.1 // indirect
 )
diff --git a/main.go b/main.go
index 2ef8d2b..8c39388 100644
--- a/main.go
+++ b/main.go
@@ -3,20 +3,33 @@ package main
 import (
 	"git.dragon-labs.de/alphyron/group_helper/config"
 	"log"
+
+	tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api"
 )
 
 func main() {
-	err := config.DatabaseConfig{}.LoadConfig()
+	dbConfig := config.DatabaseConfig{}
+	err := dbConfig.LoadConfig()
 
 	if err != nil {
 		log.Println("Problem while loading database environment variables")
 		log.Fatal(err)
 	}
 
-	err = config.TelegramConfig{}.LoadConfig()
+	tgConfig := config.TelegramConfig{}
+	err = tgConfig.LoadConfig()
 
 	if err != nil {
 		log.Println("Problem while loading telegram environment variables")
 		log.Fatal(err)
 	}
+
+	bot, err := tgbotapi.NewBotAPI(tgConfig.TelegramKey)
+	if err != nil {
+		log.Println("Problem while authenticate at telegram")
+		log.Fatal(err)
+	}
+
+	bot.Debug = tgConfig.TelegramDebug
+	log.Printf("Authorized on account %s", bot.Self.UserName)
 }