Browse Source

Feat(Initial): Initial Go codebase

master
Samuel Pua 3 years ago
parent
commit
53829a2788
  1. 1
      .dockerignore
  2. 9
      .env.example
  3. 6
      .gitignore
  4. 46
      Jenkinsfile
  5. 31
      backend/cmd/server/health.go
  6. 70
      backend/cmd/server/main.go
  7. 138
      backend/docs/docs.go
  8. 114
      backend/docs/swagger.json
  9. 76
      backend/docs/swagger.yaml
  10. 52
      backend/go.mod
  11. 286
      backend/go.sum
  12. 81
      backend/internal/common/database.go
  13. 56
      backend/internal/common/errresponse.go
  14. 24
      backend/internal/common/textresponse.go
  15. 52
      backend/internal/telegrampackage/main.go
  16. 35
      backend/internal/telegrampackage/parsetwitterbotcommand.go
  17. 173
      backend/internal/telegrampackage/telegram.go
  18. 34
      backend/internal/webhookeverything/main.go
  19. 40
      backend/internal/webhookeverything/routegencontrollertelegram.go
  20. 26
      backend/internal/webhookeverything/routegencontrollerweb.go
  21. 28
      backend/internal/webhookeverything/routegenmodel.go
  22. 34
      backend/internal/webhookeverything/routegenroutes.go
  23. 25
      docker-compose.yml
  24. 21
      docker/Dockerfile
  25. 16
      scripts/build.sh
  26. 6
      scripts/deploy.sh
  27. 9
      scripts/dev_postgres_docker.sh

1
.dockerignore

@ -0,0 +1 @@
.git

9
.env.example

@ -0,0 +1,9 @@
ENVIRONMENT=
DB_HOST=
DB_PORT=
DB_USER=
DB_PASS=
DB_NAME=
DB_SSL=
TELEGRAM_API_KEY=
HOST_URL=

6
.gitignore

@ -5,6 +5,12 @@
# dotenv
.env
# VSCode
.vscode
# Dev Postgres
_postgres_data
# ---> Go
# Binaries for programs and plugins
*.exe

46
Jenkinsfile

@ -0,0 +1,46 @@
pipeline {
agent any
environment {
ATHENA_DEPLOYMENT_SSH_KEY = credentials("athena_ssh_key")
ENVIRONMENT = credentials("ENVIRONMENT")
DB_HOST = credentials("DB_HOST")
DB_PORT = credentials("DB_PORT")
DB_USER = credentials("DB_USER")
DB_PASS = credentials("DB_PASS")
DB_NAME = credentials("DB_NAME")
DB_SSL = credentials("DB_SSL")
TELEGRAM_API_KEY = credentials("TELEGRAM_API_KEY")
}
stages {
stage('Build') {
steps {
echo 'Creating environment variables (.env)'
sh 'echo ENVIRONMENT=$ENVIRONMENT >> .env'
sh 'echo DB_HOST=$DB_HOST >> .env'
sh 'echo DB_PORT=$DB_PORT >> .env'
sh 'echo DB_USER=$DB_USER >> .env'
sh 'echo DB_PASS=$DB_PASS >> .env'
sh 'echo DB_NAME=$DB_NAME >> .env'
sh 'echo DB_SSL=$DB_SSL >> .env'
sh 'echo TELEGRAM_API_KEY=$TELEGRAM_API_KEY >> .env'
echo 'Clearing Git directory'
sh 'rm -rf ./.git'
}
}
stage('Test') {
steps {
echo 'Testing..'
}
}
stage('Deploy') {
steps {
echo 'Creating SSH Key...'
sh 'apt update'
sh 'apt install -y rsync'
sh 'bash scripts/deploy.sh'
}
}
}
}

31
backend/cmd/server/health.go

@ -0,0 +1,31 @@
package main
import (
"net/http"
"github.com/go-chi/render"
)
type HealthStatus struct {
Status string `json:"status"`
}
func (*HealthStatus) Render(w http.ResponseWriter, r *http.Request) error {
// Pre-processing before a response is marshalled and sent across the wire
return nil
}
// Health Check``
// @Summary Responds to health check
// @Description Description
// @Tags Base
// @Accept json
// @Produce json
// @Success 200 {object} string
// @Failure 404 {object} string
// @Router / [get]
func healthHandler(w http.ResponseWriter, r *http.Request) {
var okRender HealthStatus
okRender.Status = "ok"
render.Render(w, r, &okRender)
}

70
backend/cmd/server/main.go

@ -0,0 +1,70 @@
package main
import (
"log"
"net/http"
"os"
_ "git.samuelpua.com/telboon/webhook-everything/backend/docs"
"git.samuelpua.com/telboon/webhook-everything/backend/internal/common"
"git.samuelpua.com/telboon/webhook-everything/backend/internal/telegrampackage"
"git.samuelpua.com/telboon/webhook-everything/backend/internal/webhookeverything"
"github.com/go-chi/chi"
"github.com/joho/godotenv"
httpSwagger "github.com/swaggo/http-swagger"
)
// Root Handler - Test
// @Summary This is test
// @Description Description
// @Tags Base
// @Accept json
// @Produce json
// @Success 200 {object} string
// @Failure 404 {object} string
// @Router / [get]
func rootHandler(w http.ResponseWriter, r *http.Request) {
w.Write([]byte("hello world"))
}
// @title Eyes of Twitterverse API
// @version 1.0
// @description API for frontend - built on Go-chi
// @BasePath /
// @contact.name Samuel Pua
// @contact.url https://git.samuelpua.com/telboon
func main() {
err := godotenv.Load()
if err != nil {
log.Fatal("Error loading .env file")
}
environment := os.Getenv("ENVIRONMENT")
db := common.InitDB()
// CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
db.Exec("CREATE EXTENSION IF NOT EXISTS \"uuid-ossp\";")
db.AutoMigrate(&webhookeverything.WebhookRoute{})
db.AutoMigrate(&telegrampackage.ChatIDMap{})
// Setup telegram
telegramAPIKey := os.Getenv("TELEGRAM_API_KEY")
telegramEnv := telegrampackage.NewEnv(db, telegramAPIKey, nil)
// Get Host URL
hostURL := os.Getenv("HOST_URL")
r := chi.NewRouter()
if environment == "dev" {
r.Mount("/swagger", httpSwagger.WrapHandler)
}
r.Get("/", rootHandler)
r.Get("/health", healthHandler)
r.Mount("/webhook", webhookeverything.WebhookEverythingRoutes(db, telegramEnv, hostURL))
server_str := ":8000"
log.Printf("Starting server at %s\n", server_str)
http.ListenAndServe(server_str, r)
}

138
backend/docs/docs.go

@ -0,0 +1,138 @@
// Package docs GENERATED BY SWAG; DO NOT EDIT
// This file was generated by swaggo/swag
package docs
import "github.com/swaggo/swag"
const docTemplate = `{
"schemes": {{ marshal .Schemes }},
"swagger": "2.0",
"info": {
"description": "{{escape .Description}}",
"title": "{{.Title}}",
"contact": {
"name": "Samuel Pua",
"url": "https://git.samuelpua.com/telboon"
},
"version": "{{.Version}}"
},
"host": "{{.Host}}",
"basePath": "{{.BasePath}}",
"paths": {
"/": {
"get": {
"description": "Description",
"consumes": [
"application/json"
],
"produces": [
"application/json"
],
"tags": [
"Base"
],
"summary": "This is test",
"responses": {
"200": {
"description": "OK",
"schema": {
"type": "string"
}
},
"404": {
"description": "Not Found",
"schema": {
"type": "string"
}
}
}
}
},
"/webhook/routes/{webhookID}": {
"post": {
"description": "Description",
"consumes": [
"application/json"
],
"produces": [
"application/json"
],
"tags": [
"Webhook"
],
"summary": "Pre-generated webhooks",
"parameters": [
{
"type": "string",
"description": "Pre-registered Webhook Path",
"name": "webhookID",
"in": "path",
"required": true
}
],
"responses": {
"200": {
"description": "OK",
"schema": {
"$ref": "#/definitions/common.TextResponse"
}
},
"500": {
"description": "Internal Server Error",
"schema": {
"$ref": "#/definitions/common.ErrResponse"
}
}
}
}
}
},
"definitions": {
"common.ErrResponse": {
"type": "object",
"properties": {
"code": {
"description": "application-specific error code",
"type": "integer"
},
"error": {
"description": "application-level error message, for debugging",
"type": "string"
},
"status": {
"description": "user-level status message",
"type": "string"
}
}
},
"common.TextResponse": {
"type": "object",
"properties": {
"status": {
"description": "user-level status message",
"type": "string"
},
"text": {
"description": "application-specific error code",
"type": "string"
}
}
}
}
}`
// SwaggerInfo holds exported Swagger Info so clients can modify it
var SwaggerInfo = &swag.Spec{
Version: "1.0",
Host: "",
BasePath: "/",
Schemes: []string{},
Title: "Eyes of Twitterverse API",
Description: "API for frontend - built on Go-chi",
InfoInstanceName: "swagger",
SwaggerTemplate: docTemplate,
}
func init() {
swag.Register(SwaggerInfo.InstanceName(), SwaggerInfo)
}

114
backend/docs/swagger.json

@ -0,0 +1,114 @@
{
"swagger": "2.0",
"info": {
"description": "API for frontend - built on Go-chi",
"title": "Eyes of Twitterverse API",
"contact": {
"name": "Samuel Pua",
"url": "https://git.samuelpua.com/telboon"
},
"version": "1.0"
},
"basePath": "/",
"paths": {
"/": {
"get": {
"description": "Description",
"consumes": [
"application/json"
],
"produces": [
"application/json"
],
"tags": [
"Base"
],
"summary": "This is test",
"responses": {
"200": {
"description": "OK",
"schema": {
"type": "string"
}
},
"404": {
"description": "Not Found",
"schema": {
"type": "string"
}
}
}
}
},
"/webhook/routes/{webhookID}": {
"post": {
"description": "Description",
"consumes": [
"application/json"
],
"produces": [
"application/json"
],
"tags": [
"Webhook"
],
"summary": "Pre-generated webhooks",
"parameters": [
{
"type": "string",
"description": "Pre-registered Webhook Path",
"name": "webhookID",
"in": "path",
"required": true
}
],
"responses": {
"200": {
"description": "OK",
"schema": {
"$ref": "#/definitions/common.TextResponse"
}
},
"500": {
"description": "Internal Server Error",
"schema": {
"$ref": "#/definitions/common.ErrResponse"
}
}
}
}
}
},
"definitions": {
"common.ErrResponse": {
"type": "object",
"properties": {
"code": {
"description": "application-specific error code",
"type": "integer"
},
"error": {
"description": "application-level error message, for debugging",
"type": "string"
},
"status": {
"description": "user-level status message",
"type": "string"
}
}
},
"common.TextResponse": {
"type": "object",
"properties": {
"status": {
"description": "user-level status message",
"type": "string"
},
"text": {
"description": "application-specific error code",
"type": "string"
}
}
}
}
}

76
backend/docs/swagger.yaml

@ -0,0 +1,76 @@
basePath: /
definitions:
common.ErrResponse:
properties:
code:
description: application-specific error code
type: integer
error:
description: application-level error message, for debugging
type: string
status:
description: user-level status message
type: string
type: object
common.TextResponse:
properties:
status:
description: user-level status message
type: string
text:
description: application-specific error code
type: string
type: object
info:
contact:
name: Samuel Pua
url: https://git.samuelpua.com/telboon
description: API for frontend - built on Go-chi
title: Eyes of Twitterverse API
version: "1.0"
paths:
/:
get:
consumes:
- application/json
description: Description
produces:
- application/json
responses:
"200":
description: OK
schema:
type: string
"404":
description: Not Found
schema:
type: string
summary: This is test
tags:
- Base
/webhook/routes/{webhookID}:
post:
consumes:
- application/json
description: Description
parameters:
- description: Pre-registered Webhook Path
in: path
name: webhookID
required: true
type: string
produces:
- application/json
responses:
"200":
description: OK
schema:
$ref: '#/definitions/common.TextResponse'
"500":
description: Internal Server Error
schema:
$ref: '#/definitions/common.ErrResponse'
summary: Pre-generated webhooks
tags:
- Webhook
swagger: "2.0"

52
backend/go.mod

@ -0,0 +1,52 @@
module git.samuelpua.com/telboon/webhook-everything/backend
go 1.17
require (
github.com/DATA-DOG/go-sqlmock v1.5.0
github.com/go-chi/chi v1.5.4
github.com/go-chi/render v1.0.1
github.com/go-telegram-bot-api/telegram-bot-api/v5 v5.5.1
github.com/google/uuid v1.3.0
github.com/swaggo/http-swagger v1.2.0
github.com/swaggo/swag v1.7.9
gorm.io/driver/postgres v1.2.3
gorm.io/gorm v1.22.5
)
require (
github.com/KyleBanks/depth v1.2.1 // indirect
github.com/PuerkitoBio/purell v1.1.1 // indirect
github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
github.com/go-openapi/jsonpointer v0.19.5 // indirect
github.com/go-openapi/jsonreference v0.19.6 // indirect
github.com/go-openapi/spec v0.20.4 // indirect
github.com/go-openapi/swag v0.19.15 // indirect
github.com/josharian/intern v1.0.0 // indirect
github.com/kr/pretty v0.3.0 // indirect
github.com/mailru/easyjson v0.7.6 // indirect
github.com/rogpeppe/go-internal v1.8.0 // indirect
github.com/swaggo/files v0.0.0-20210815190702-a29dd2bc99b2 // indirect
golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 // indirect
golang.org/x/tools v0.1.7 // indirect
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
)
require (
github.com/jackc/chunkreader/v2 v2.0.1 // indirect
github.com/jackc/pgconn v1.10.1 // indirect
github.com/jackc/pgio v1.0.0 // indirect
github.com/jackc/pgpassfile v1.0.0 // indirect
github.com/jackc/pgproto3/v2 v2.2.0 // indirect
github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
github.com/jackc/pgtype v1.9.0 // indirect
github.com/jackc/pgx/v4 v4.14.0 // indirect
github.com/jinzhu/inflection v1.0.0 // indirect
github.com/jinzhu/now v1.1.4 // indirect
github.com/joho/godotenv v1.4.0
golang.org/x/crypto v0.0.0-20220128200615-198e4374d7ed // indirect
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e // indirect
golang.org/x/text v0.3.7 // indirect
gopkg.in/yaml.v2 v2.4.0 // indirect
)

286
backend/go.sum

@ -0,0 +1,286 @@
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/DATA-DOG/go-sqlmock v1.5.0 h1:Shsta01QNfFxHCfpW6YH2STWB0MudeXXEWMr20OEh60=
github.com/DATA-DOG/go-sqlmock v1.5.0/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
github.com/KyleBanks/depth v1.2.1 h1:5h8fQADFrWtarTdtDudMmGsC7GPbOAu6RVB3ffsVFHc=
github.com/KyleBanks/depth v1.2.1/go.mod h1:jzSb9d0L43HxTQfT+oSA1EEp2q+ne2uh6XgeJcm8brE=
github.com/Masterminds/semver/v3 v3.1.1 h1:hLg3sBzpNErnxhQtUy/mmLR2I9foDujNK030IGemrRc=
github.com/Masterminds/semver/v3 v3.1.1/go.mod h1:VPu/7SZ7ePZ3QOrcuXROw5FAcLl4a0cBrbBpGY/8hQs=
github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tNFfI=
github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
github.com/agiledragon/gomonkey/v2 v2.3.1 h1:k+UnUY0EMNYUFUAQVETGY9uUTxjMdnUkP0ARyJS1zzs=
github.com/agiledragon/gomonkey/v2 v2.3.1/go.mod h1:ap1AmDzcVOAz1YpeJ3TCzIgstoaWLA6jbbgxfB4w2iY=
github.com/cockroachdb/apd v1.1.0 h1:3LFP3629v+1aKXU5Q37mxmRxX/pIu1nijXydLShEq5I=
github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
github.com/coreos/go-systemd v0.0.0-20190719114852-fd7a80b32e1f/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
github.com/go-chi/chi v1.5.4 h1:QHdzF2szwjqVV4wmByUnTcsbIg7UGaQ0tPF2t5GcAIs=
github.com/go-chi/chi v1.5.4/go.mod h1:uaf8YgoFazUOkPBG7fxPftUylNumIev9awIWOENIuEg=
github.com/go-chi/render v1.0.1 h1:4/5tis2cKaNdnv9zFLfXzcquC9HbeZgCnxGnKrltBS8=
github.com/go-chi/render v1.0.1/go.mod h1:pq4Rr7HbnsdaeHagklXub+p6Wd16Af5l9koip1OvJns=
github.com/go-kit/log v0.1.0/go.mod h1:zbhenjAZHb184qTLMA9ZjW7ThYL0H2mk7Q6pNt4vbaY=
github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
github.com/go-openapi/jsonpointer v0.19.3/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg=
github.com/go-openapi/jsonpointer v0.19.5 h1:gZr+CIYByUqjcgeLXnQu2gHYQC9o73G2XUeOFYEICuY=
github.com/go-openapi/jsonpointer v0.19.5/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg=
github.com/go-openapi/jsonreference v0.19.6 h1:UBIxjkht+AWIgYzCDSv2GN+E/togfwXUJFRTWhl2Jjs=
github.com/go-openapi/jsonreference v0.19.6/go.mod h1:diGHMEHg2IqXZGKxqyvWdfWU/aim5Dprw5bqpKkTvns=
github.com/go-openapi/spec v0.20.4 h1:O8hJrt0UMnhHcluhIdUgCLRWyM2x7QkBXRvOs7m+O1M=
github.com/go-openapi/spec v0.20.4/go.mod h1:faYFR1CvsJZ0mNsmsphTMSoRrNV3TEDoAM7FOEWeq8I=
github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
github.com/go-openapi/swag v0.19.15 h1:D2NRCBzS9/pEY3gP9Nl8aDqGUcPFrwG2p+CNFrLyrCM=
github.com/go-openapi/swag v0.19.15/go.mod h1:QYRuS/SOXUCsnplDa677K7+DxSOj6IPNl/eQntq43wQ=
github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
github.com/go-telegram-bot-api/telegram-bot-api/v5 v5.5.1 h1:wG8n/XJQ07TmjbITcGiUaOtXxdrINDz1b0J1w0SzqDc=
github.com/go-telegram-bot-api/telegram-bot-api/v5 v5.5.1/go.mod h1:A2S0CWkNylc2phvKXWBBdD3K0iGnDBGbzRpISP2zBl8=
github.com/gofrs/uuid v4.0.0+incompatible h1:1SD/1F5pU8p29ybwgQSwpQk+mwdRrXCYuPhW6m+TnJw=
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github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
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github.com/swaggo/swag v1.7.8/go.mod h1:gZ+TJ2w/Ve1RwQsA2IRoSOTidHz6DX+PIG8GWvbnoLU=
github.com/swaggo/swag v1.7.9 h1:6vCG5mm43ebDzGlZPMGYrYI4zKFfOr5kicQX8qjeDwc=
github.com/swaggo/swag v1.7.9/go.mod h1:gZ+TJ2w/Ve1RwQsA2IRoSOTidHz6DX+PIG8GWvbnoLU=
github.com/urfave/cli/v2 v2.3.0/go.mod h1:LJmUH05zAU44vOAcrfzZQKsZbVcdbOG8rtL3/XcUArI=
github.com/yuin/goldmark v1.4.0/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
github.com/zenazn/goji v0.9.0/go.mod h1:7S9M489iMyHBNxwZnk9/EHS098H4/F6TATF2mIxtB1Q=
go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
go.uber.org/atomic v1.5.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
go.uber.org/multierr v1.3.0/go.mod h1:VgVr7evmIr6uPjLBxg28wmKNXyqE9akIJ5XnfpiKl+4=
go.uber.org/multierr v1.5.0/go.mod h1:FeouvMocqHpRaaGuG9EjoKcStLC43Zu/fmqdUMPcKYU=
go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee/go.mod h1:vJERXedbb3MVM5f9Ejo0C68/HhF8uaILCdgjnY+goOA=
go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190411191339-88737f569e3a/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/crypto v0.0.0-20201203163018-be400aefbc4c/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/crypto v0.0.0-20220128200615-198e4374d7ed h1:YoWVYYAfvQ4ddHv3OKmIvX7NCAhFGTj62VP2l2kfBbA=
golang.org/x/crypto v0.0.0-20220128200615-198e4374d7ed/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/mod v0.4.2 h1:Gz96sIWK3OalVv/I/qNygP42zyoKp3xptRVCWRFEBvo=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20210421230115-4e50805a0758/go.mod h1:72T/g9IO56b78aLF+1Kcs5dz7/ng1VjMUvfKvpfy+jM=
golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 h1:CIJ76btIcR3eFI5EgSo6k1qKw9KJexJuRLI9G7Hp5wE=
golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20190813064441-fde4db37ae7a/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200223170610-d5e6a3e2c0ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210420072515-93ed5bcd2bfe/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e h1:WUoyKPm6nCo1BnNUvPGnFG3T5DUVem42yDJZZ4CNxMA=
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20190425163242-31fd60d6bfdc/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
golang.org/x/tools v0.0.0-20190621195816-6e04913cbbac/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
golang.org/x/tools v0.0.0-20190823170909-c4a336ef6a2f/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191029041327-9cc4af7d6b2c/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191029190741-b9c20aec41a5/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200103221440-774c71fcf114/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/tools v0.1.7 h1:6j8CgantCy3yc8JGBqkDLMKWqZ0RDU2g1HVgacojGWQ=
golang.org/x/tools v0.1.7/go.mod h1:LGqMHiF4EqQNHR1JncWGqT5BVaXmza+X+BDGol+dOxo=
golang.org/x/xerrors v0.0.0-20190410155217-1f06c39b4373/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20190513163551-3ee3066db522/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
gopkg.in/inconshreveable/log15.v2 v2.0.0-20180818164646-67afb5ed74ec/go.mod h1:aPpfJ7XW+gOuirDoZ8gHhLh3kZ1B08FtV2bbmy7Jv3s=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gorm.io/driver/postgres v1.2.3 h1:f4t0TmNMy9gh3TU2PX+EppoA6YsgFnyq8Ojtddb42To=
gorm.io/driver/postgres v1.2.3/go.mod h1:pJV6RgYQPG47aM1f0QeOzFH9HxQc8JcmAgjRCgS0wjs=
gorm.io/gorm v1.22.3/go.mod h1:F+OptMscr0P2F2qU97WT1WimdH9GaQPoDW7AYd5i2Y0=
gorm.io/gorm v1.22.5 h1:lYREBgc02Be/5lSCTuysZZDb6ffL2qrat6fg9CFbvXU=
gorm.io/gorm v1.22.5/go.mod h1:l2lP/RyAtc1ynaTjFksBde/O8v9oOGIApu2/xRitmZk=
honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=

81
backend/internal/common/database.go

@ -0,0 +1,81 @@
package common
import (
"fmt"
"log"
"os"
"time"
"github.com/DATA-DOG/go-sqlmock"
"gorm.io/driver/postgres"
"gorm.io/gorm"
"gorm.io/gorm/logger"
)
type Database struct {
*gorm.DB
}
var DB *gorm.DB
// Opening a database and save the reference to `Database` struct.
func InitDB() *gorm.DB {
host := os.Getenv("DB_HOST")
user := os.Getenv("DB_USER")
pass := os.Getenv("DB_PASS")
dbName := os.Getenv("DB_NAME")
port := os.Getenv("DB_PORT")
var sslMode string
if os.Getenv("DB_SSL") == "TRUE" {
sslMode = "enable"
} else {
sslMode = "disable"
}
// DB Logger config
newLogger := logger.New(
log.New(os.Stdout, "\r\n", log.LstdFlags), // io writer
logger.Config{
SlowThreshold: time.Second, // Slow SQL threshold
LogLevel: logger.Silent, // Log level
IgnoreRecordNotFoundError: true, // Ignore ErrRecordNotFound error for logger
Colorful: true, // Disable color
},
)
dsn := fmt.Sprintf("host=%s user=%s password=%s dbname=%s port=%s sslmode=%s TimeZone=Asia/Singapore", host, user, pass, dbName, port, sslMode)
db, err := gorm.Open(postgres.Open(dsn), &gorm.Config{
Logger: newLogger,
})
if err != nil {
fmt.Println("db err: (Init) ", err)
}
DB = db
return DB
}
// This function will create a temporarily database for running testing cases
func TestDBInit() *gorm.DB {
testSQLDB, mock, err := sqlmock.New()
if err != nil {
panic(err)
}
testDB, err := gorm.Open(postgres.New(postgres.Config{
Conn: testSQLDB,
}), &gorm.Config{})
if err != nil {
fmt.Println("db err: (TestDBInit) ", err)
}
DB = testDB
_ = mock
return DB
}
// Using this function to get a connection, you can create your connection pool here.
func GetDB() *gorm.DB {
return DB
}

56
backend/internal/common/errresponse.go

@ -0,0 +1,56 @@
package common
import (
"net/http"
"github.com/go-chi/render"
)
type ErrResponse struct {
Err error `json:"-"` // low-level runtime error
HTTPStatusCode int `json:"-"` // http response status code
StatusText string `json:"status"` // user-level status message
AppCode int64 `json:"code,omitempty"` // application-specific error code
ErrorText string `json:"error,omitempty"` // application-level error message, for debugging
}
func (e *ErrResponse) Render(w http.ResponseWriter, r *http.Request) error {
render.Status(r, e.HTTPStatusCode)
return nil
}
func ErrInvalidRequest(err error) render.Renderer {
return &ErrResponse{
Err: err,
HTTPStatusCode: 400,
StatusText: "Invalid request.",
ErrorText: err.Error(),
}
}
func ErrValidationError(err error) render.Renderer {
return &ErrResponse{
Err: err,
HTTPStatusCode: 422,
StatusText: "Validation error.",
ErrorText: err.Error(),
}
}
func ErrInternalError(err error) render.Renderer {
return &ErrResponse{
Err: err,
HTTPStatusCode: 500,
StatusText: "Invalid request.",
ErrorText: err.Error(),
}
}
func ErrNotFound(err error) render.Renderer {
return &ErrResponse{
HTTPStatusCode: 404,
StatusText: "Resource not found.",
ErrorText: err.Error(),
}
}

24
backend/internal/common/textresponse.go

@ -0,0 +1,24 @@
package common
import (
"net/http"
"github.com/go-chi/render"
)
type TextResponse struct {
Status string `json:"status"` // user-level status message
Text string `json:"text"` // application-specific error code
}
func (e *TextResponse) Render(w http.ResponseWriter, r *http.Request) error {
render.Status(r, http.StatusOK)
return nil
}
func NewGenericTextResponse(status string, text string) render.Renderer {
return &TextResponse{
Status: status,
Text: text,
}
}

52
backend/internal/telegrampackage/main.go

@ -0,0 +1,52 @@
package telegrampackage
import (
"fmt"
"math/rand"
"strings"
"time"
tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api/v5"
"gorm.io/gorm"
)
type TelegramHandlerFunction func(shortCode string, text string) (handled bool, responseText *string)
type Env struct {
DB *gorm.DB
TelegramAPIKey string
HandlerFunctions []TelegramHandlerFunction
}
func NewEnv(db *gorm.DB, telegramAPIKey string, handlerFunctions []TelegramHandlerFunction) *Env {
var env Env
env.DB = db
env.TelegramAPIKey = telegramAPIKey
env.HandlerFunctions = handlerFunctions
// Example handler function
_ = env.telegramHandlerExample
// Seed random
rand.Seed(time.Now().UnixNano())
// Start listening job
go env.TelegramListenAndGen()
return &env
}
func (env *Env) AddTelegramHandlerFunc(handlerFunction TelegramHandlerFunction) {
env.HandlerFunctions = append(env.HandlerFunctions, handlerFunction)
}
// Not used normally. Shown here as example only
func (env *Env) telegramHandlerExample(shortCode string, text string) (bool, *string) {
commandSplitted := ParseTelegramBotCommand(text)
if len(commandSplitted) > 0 && commandSplitted[0] == "/command" {
responseText := fmt.Sprintf("Your short code is %s.\n\nYour message is %s", shortCode, text)
responseText = responseText + fmt.Sprintf("\n\nYour parameters are: %s", strings.Join(commandSplitted[1:], "\n - "))
responseText = "<code>" + tgbotapi.EscapeText("HTML", responseText) + "</code>"
return true, &responseText
}
return false, nil
}

35
backend/internal/telegrampackage/parsetwitterbotcommand.go

@ -0,0 +1,35 @@
package telegrampackage
import "strings"
func ParseTelegramBotCommand(fullCmd string) []string {
var results []string
currentInsideQuote := false
splitted := strings.Split(fullCmd, " ")
for _, currSplit := range splitted {
if !currentInsideQuote {
if strings.HasPrefix(currSplit, "\"") {
if len(currSplit) >= 2 && !strings.HasSuffix(currSplit, "\\\"") && strings.HasSuffix(currSplit, "\"") {
currSplit = strings.ReplaceAll(currSplit, "\\\"", "\"")
results = append(results, currSplit[1:len(currSplit)-1])
} else {
currentInsideQuote = true
currSplit = strings.ReplaceAll(currSplit, "\\\"", "\"")
results = append(results, currSplit[1:])
}
} else {
results = append(results, currSplit)
}
} else {
if !strings.HasSuffix(currSplit, "\\\"") && strings.HasSuffix(currSplit, "\"") {
currentInsideQuote = false
currSplit = strings.ReplaceAll(currSplit, "\\\"", "\"")
results[len(results)-1] = results[len(results)-1] + " " + currSplit[:len(currSplit)-1]
} else {
currSplit = strings.ReplaceAll(currSplit, "\\\"", "\"")
results[len(results)-1] = results[len(results)-1] + " " + currSplit
}
}
}
return results
}

173
backend/internal/telegrampackage/telegram.go

@ -0,0 +1,173 @@
package telegrampackage
import (
"errors"
"fmt"
"log"
"math/rand"
"strings"
"time"
tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api/v5"
"github.com/google/uuid"
"gorm.io/gorm"
)
type ChatIDMap struct {
ID uuid.UUID `gorm:"primaryKey;type:uuid;default:uuid_generate_v4()"`
CreatedAt time.Time
UpdatedAt time.Time
DeletedAt gorm.DeletedAt `gorm:"index"`
ChatID int64
ChatIDShort string
}
func (env *Env) TelegramSend(chatIDShort string, msg string) error {
if chatIDShort == "" {
return errors.New("no chat ID provided")
}
bot, err := tgbotapi.NewBotAPI(env.TelegramAPIKey)
if err != nil {
log.Println(err)
return err
}
var chatIDMap ChatIDMap
err = env.DB.Where(&ChatIDMap{ChatIDShort: chatIDShort}).Last(&chatIDMap).Error
if err != nil {
log.Println(err)
log.Println("No such telegram chat ID")
return err
}
chatMsg := tgbotapi.NewMessage(chatIDMap.ChatID, msg)
_, err = bot.Send(chatMsg)
if err != nil {
log.Println(err)
}
return nil
}
func (env *Env) TelegramListenAndGen() error {
for {
bot, err := tgbotapi.NewBotAPI(env.TelegramAPIKey)
if err != nil {
log.Println(err)
log.Println("Error occured on Telegram listen. Waiting 1 minute")
time.Sleep(60 * time.Second)
}
u := tgbotapi.NewUpdate(0)
u.Timeout = 60
updates := bot.GetUpdatesChan(u)
for update := range updates {
if update.Message == nil { // ignore any non-Message Updates
continue
}
log.Printf("New message: [%s] %s", update.Message.From.UserName, update.Message.Text)
// check if contains registration
if strings.Compare(update.Message.Text, "/register") == 0 {
var chatIDMap ChatIDMap
err := env.DB.Where(&ChatIDMap{ChatID: update.Message.Chat.ID}).Last(&chatIDMap).Error
// chatID already exists
if err == nil {
msg := tgbotapi.NewMessage(update.Message.Chat.ID, "You already have a chat ID")
_, err := bot.Send(msg)
if err != nil {
log.Println(err)
}
msg = tgbotapi.NewMessage(update.Message.Chat.ID, fmt.Sprintf("Your chat ID is: %s", chatIDMap.ChatIDShort))
_, err = bot.Send(msg)
if err != nil {
log.Println(err)
}
} else {
currChatCode := genShortCode(5)
chatIDMap.ChatIDShort = currChatCode
chatIDMap.ChatID = update.Message.Chat.ID
err := env.DB.Create(&chatIDMap).Error
if err != nil {
fmt.Println(err)
}
msg := tgbotapi.NewMessage(update.Message.Chat.ID, fmt.Sprintf("Your chat ID is: %s", chatIDMap.ChatIDShort))
_, err = bot.Send(msg)
if err != nil {
log.Println(err)
}
}
} else {
// Get his current chat ID
var chatIDMap ChatIDMap
err := env.DB.Where(&ChatIDMap{ChatID: update.Message.Chat.ID}).Last(&chatIDMap).Error
if err != nil {
fmt.Println(err)
}
var handled = false
for _, currFunc := range env.HandlerFunctions {
currHandled, responseText := currFunc(chatIDMap.ChatIDShort, update.Message.Text)
handled = handled || currHandled
if responseText != nil {
splitSendMessage(bot, update.Message.Chat.ID, *responseText)
}
}
if !handled {
msg := tgbotapi.NewMessage(update.Message.Chat.ID, "Please send /register to register for a chat ID")
_, err := bot.Send(msg)
if err != nil {
log.Println(err)
}
}
}
}
}
}
func genShortCode(n int) string {
var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
runeCode := make([]rune, n)
for i := range runeCode {
runeCode[i] = letters[rand.Intn(len(letters))]
}
return string(runeCode)
}
func splitSendMessage(bot *tgbotapi.BotAPI, chatID int64, message string) {
MAXMESSAGELENGTH := 2000
leftoverMessage := []rune(tgbotapi.EscapeText("HTML", message))
if len(leftoverMessage) > MAXMESSAGELENGTH {
for len(leftoverMessage) > 0 {
var currMessage []rune
if len(leftoverMessage) <= MAXMESSAGELENGTH {
currMessage = leftoverMessage[:]
leftoverMessage = []rune("")
} else {
currMessage = leftoverMessage[:MAXMESSAGELENGTH]
leftoverMessage = leftoverMessage[MAXMESSAGELENGTH:]
}
msg := tgbotapi.NewMessage(chatID, string(currMessage))
msg.ParseMode = "HTML"
msg.DisableWebPagePreview = true
_, err := bot.Send(msg)
if err != nil {
msg := tgbotapi.NewMessage(chatID, err.Error())
bot.Send(msg)
log.Println(err)
}
}
} else {
msg := tgbotapi.NewMessage(chatID, string(message))
msg.ParseMode = "HTML"
msg.DisableWebPagePreview = true
_, err := bot.Send(msg)
if err != nil {
msg := tgbotapi.NewMessage(chatID, err.Error())
bot.Send(msg)
log.Println(err)
}
}
}

34
backend/internal/webhookeverything/main.go

@ -0,0 +1,34 @@
package webhookeverything
import (
"math/rand"
"time"
"git.samuelpua.com/telboon/webhook-everything/backend/internal/telegrampackage"
"github.com/go-chi/chi"
"gorm.io/gorm"
)
type Env struct {
DB *gorm.DB
TelegramEnv *telegrampackage.Env
HostUrl string
}
func WebhookEverythingRoutes(db *gorm.DB, telegramEnv *telegrampackage.Env, hostURL string) chi.Router {
var env Env
env.DB = db
env.TelegramEnv = telegramEnv
// Seed random
rand.Seed(time.Now().UnixNano())
// Web Routes
r := chi.NewRouter()
r.HandleFunc("/routes/{routeID}", env.handleWebhook)
// Telegram handlers
env.TelegramEnv.AddTelegramHandlerFunc(env.registerWebhook)
return r
}

40
backend/internal/webhookeverything/routegencontrollertelegram.go

@ -0,0 +1,40 @@
package webhookeverything
import (
"fmt"
"math/rand"
"net/url"
"path"
"git.samuelpua.com/telboon/webhook-everything/backend/internal/telegrampackage"
)
func (env *Env) registerWebhook(shortCode string, text string) (bool, *string) {
commandSplitted := telegrampackage.ParseTelegramBotCommand(text)
if len(commandSplitted) > 0 && commandSplitted[0] == "/register-webhook" {
newWebhookID := genWebhookCode(6)
baseURL, _ := url.Parse(env.HostUrl)
baseURL.Path = path.Join(baseURL.Path, "webhook")
baseURL.Path = path.Join(baseURL.Path, "routes")
baseURL.Path = path.Join(baseURL.Path, newWebhookID)
webhookURL := baseURL.String()
var webhookRoute WebhookRoute
webhookRoute.TelegramShortCode = shortCode
webhookRoute.WebhookID = newWebhookID
env.DB.Create(&webhookRoute)
responseText := fmt.Sprintf("Your generated webhook URL is: %s", webhookURL)
return true, &responseText
}
return false, nil
}
func genWebhookCode(n int) string {
var letters = []rune("abcdefghijklmnopqrstuvwxyz1234567890")
runeCode := make([]rune, n)
for i := range runeCode {
runeCode[i] = letters[rand.Intn(len(letters))]
}
return string(runeCode)
}

26
backend/internal/webhookeverything/routegencontrollerweb.go

@ -0,0 +1,26 @@
package webhookeverything
import (
"net/http"
"net/http/httputil"
)
func (env *Env) forwardHookToTelegram(r *http.Request, routeID string) error {
// Get Telegram code
var routeResult WebhookRoute
err := env.DB.Where(&WebhookRoute{WebhookID: routeID}).First(&routeResult).Error
if err != nil {
return err
}
// Dump request as string
responseStr, err := httputil.DumpRequest(r, true)
if err != nil {
return err
}
// Send telegram
env.TelegramEnv.TelegramSend(routeResult.TelegramShortCode, string(responseStr))
return nil
}

28
backend/internal/webhookeverything/routegenmodel.go

@ -0,0 +1,28 @@
package webhookeverything
import (
"net/http"
"time"
"github.com/google/uuid"
"gorm.io/gorm"
)
type WebhookRoute struct {
ID uuid.UUID `gorm:"primaryKey;type:uuid;default:uuid_generate_v4()"`
CreatedAt time.Time
UpdatedAt time.Time
DeletedAt gorm.DeletedAt `gorm:"index"`
WebhookID string `gorm:"index,unique"`
TelegramShortCode string `gorm:"index"`
}
type StatusMessage struct {
Status string `json:"status"`
Message string `json:"message"`
}
func (statusMessage *StatusMessage) Render(w http.ResponseWriter, r *http.Request) error {
// Pre-processing before a response is marshalled and sent across the wire
return nil
}

34
backend/internal/webhookeverything/routegenroutes.go

@ -0,0 +1,34 @@
package webhookeverything
import (
"net/http"
"git.samuelpua.com/telboon/webhook-everything/backend/internal/common"
"github.com/go-chi/chi"
"github.com/go-chi/render"
)
// Handles pre-generated webhooks
// @Summary Pre-generated webhooks
// @Description Description
// @Tags Webhook
// @Accept json
// @Produce json
// @Param webhookID path string true "Pre-registered Webhook Path"
// @Success 200 {object} common.TextResponse
// @Failure 500 {object} common.ErrResponse
// @Router /webhook/routes/{webhookID} [POST]
func (env *Env) handleWebhook(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
routeID := chi.URLParam(r, "routeID")
_ = ctx
err := env.forwardHookToTelegram(r, routeID)
if err != nil {
render.Render(w, r, common.ErrInternalError(err))
return
}
render.Render(w, r, common.NewGenericTextResponse("success", ""))
}

25
docker-compose.yml

@ -0,0 +1,25 @@
version: '3'
services:
#######################################
# Webhook Everything
#######################################
webhook-everythin:
restart: always
build:
context: .
dockerfile: docker/Dockerfile
ports:
- "127.0.0.1:8006:8000"
#######################################
# Postgres server
#######################################
postgres-webhook-everything:
image: postgres
restart: always
volumes:
- "./_postgres_data:/var/lib/postgresql/data"
environment:
- "POSTGRES_USER=${DB_USER}"
- "POSTGRES_PASSWORD=${DB_PASS}"
- "POSTGRES_DB=${DB_NAME}"

21
docker/Dockerfile

@ -0,0 +1,21 @@
FROM golang:1.17-buster as go-builder
COPY . /build
WORKDIR /build/
RUN /build/scripts/build.sh
FROM ubuntu
ENV debian_frontend=noninteractive
WORKDIR /app/
RUN apt update
RUN apt install -y ca-certificates
COPY --from=go-builder /build/backend/server /app/server
COPY .env /app/.env
RUN useradd -ms /bin/bash user
USER user
ENTRYPOINT ["/app/server"]

16
scripts/build.sh

@ -0,0 +1,16 @@
#! /bin/bash
# Install goswag
go install github.com/swaggo/swag/cmd/swag@latest
# go to backend directory
cd backend
# rebuild swagger docs
swag init --dir cmd/server/ --parseDependency
# build binary
go build git.samuelpua.com/telboon/webhook-everything/backend/cmd/server
# go to base directory
cd ..

6
scripts/deploy.sh

@ -0,0 +1,6 @@
#!/bin/bash
echo $ATHENA_DEPLOYMENT_SSH_KEY | base64 -d > /tmp/ssh-key
chmod 600 /tmp/ssh-key
rsync -v -e "ssh -o StrictHostKeyChecking=no -i /tmp/ssh-key -p 777" -a --exclude="_postgres_data" --delete . samuel@athena.gaia:~/webhook-everything || true
ssh -p 777 -o StrictHostKeyChecking=no -i /tmp/ssh-key samuel@athena.gaia "cd /home/samuel/webhook-everything && docker-compose up --build -d"

9
scripts/dev_postgres_docker.sh

@ -0,0 +1,9 @@
docker rm -f dev_postgres
docker run -d \
-v `pwd`/_postgres_data:/var/lib/postgresql/data \
-e POSTGRES_USER=testuser \
-e POSTGRES_PASSWORD=testpassword \
-e POSTGRES_DB=testdb \
--name dev_postgres \
-p 127.0.0.1:5432:5432 \
postgres:14
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