first commit

.devcontainer/devcontainer.json

@@ -0,0 +1,22 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/go
+{
+	"name": "Go",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/go:1-1.23-bookworm"
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	// "forwardPorts": [],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "go version",
+
+	// Configure tool-specific properties.
+	// "customizations": {},
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

.env.example

@@ -0,0 +1,14 @@
+# Application Configuration
+APP_HOST="localhost"
+APP_PORT="8123"
+
+# Database Configuration
+DB_HOST=""
+DB_PORT=""
+DB_USERNAME=""
+DB_PASSWORD=""
+DB_DATABASE=""
+
+# JWT Authentication
+JWT_SECRET="abc123"
+JWT_EXPIRATION="3600"

.github/dependabot.yml

@@ -0,0 +1,12 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+   directory: "/"
+   schedule:
+     interval: weekly

.gitignore

@@ -0,0 +1,32 @@
+# Go-specific
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+*.test
+*.out
+bin/
+build/
+
+# Docker
+docker-compose.override.yml
+Dockerfile.*
+*.log
+
+# IDE specific
+.vscode/
+
+# Build artifacts
+*.tgz
+*.tar.gz
+
+# Logs
+*.log
+
+# MacOS specific
+.DS_Store
+
+# Environment Files
+.env*
+!.env.example

Dockerfile

@@ -0,0 +1,13 @@
+FROM golang:1.24-alpine AS builder
+RUN apk add --no-cache make
+WORKDIR /app
+COPY . .
+RUN make build
+
+FROM alpine:latest
+RUN apk add --no-cache gcompat
+WORKDIR /app
+COPY --from=builder /app/build/server .
+COPY .env .env
+EXPOSE 8080
+CMD ["./server"]

Makefile

@@ -0,0 +1,7 @@
+default: build run
+
+build:
+	@CGO_ENABLED=0 GOOS=linux go build -o build/server main.go
+
+run: build
+	@./build/server

app/app.go

@@ -0,0 +1,55 @@
+package app
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"backend/router"
+
+	"git.trcreatives.com/triegebauer/go-dart"
+	"github.com/joho/godotenv"
+)
+
+type App struct {
+	d *dart.Dart
+}
+
+func New() *App {
+	if err := godotenv.Load(); err != nil {
+		log.Fatal(err)
+	}
+
+	d := dart.New()
+	d.WithMySQLDatabase(dart.MySQLConfig{
+		Host:     os.Getenv("DB_HOST"),
+		Port:     os.Getenv("DB_PORT"),
+		Username: os.Getenv("DB_USERNAME"),
+		Password: os.Getenv("DB_PASSWORD"),
+		Database: os.Getenv("DB_DATABASE"),
+	})
+
+	router.SetupRoutes(d)
+
+	return &App{
+		d,
+	}
+}
+
+func (a *App) Start() {
+	listenAddr := fmt.Sprintf("%s:%s", os.Getenv("APP_HOST"), os.Getenv("APP_PORT"))
+	log.Fatal(a.d.Start(listenAddr))
+}
+
+func (a *App) Migrate(dst ...interface{}) error {
+	db, err := a.d.DB()
+	if err != nil {
+		return err
+	}
+
+	if err := db.Conn.AutoMigrate(dst); err != nil {
+		return err
+	}
+
+	return nil
+}

docker-compose.yml

@@ -0,0 +1,6 @@
+services:
+  backend:
+    build: .
+    ports:
+      - "${APP_PORT}:${APP_PORT}"
+    restart: unless-stopped

go.mod

@@ -0,0 +1,33 @@
+module backend
+
+go 1.23.8
+
+require (
+	git.trcreatives.com/triegebauer/go-dart v1.0.0
+	github.com/golang-jwt/jwt/v5 v5.2.2
+	github.com/joho/godotenv v1.5.1
+)
+
+require (
+	filippo.io/edwards25519 v1.1.0 // indirect
+	github.com/go-sql-driver/mysql v1.9.2 // indirect
+	github.com/gorilla/schema v1.4.1 // indirect
+	github.com/gorilla/websocket v1.5.3 // indirect
+	github.com/jackc/pgpassfile v1.0.0 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
+	github.com/jackc/pgx/v5 v5.5.5 // indirect
+	github.com/jackc/puddle/v2 v2.2.1 // indirect
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.5 // indirect
+	github.com/julienschmidt/httprouter v1.3.0 // indirect
+	github.com/mattn/go-sqlite3 v1.14.22 // indirect
+	github.com/robfig/cron/v3 v3.0.1 // indirect
+	github.com/stretchr/testify v1.9.0 // indirect
+	golang.org/x/crypto v0.31.0 // indirect
+	golang.org/x/sync v0.13.0 // indirect
+	golang.org/x/text v0.24.0 // indirect
+	gorm.io/driver/mysql v1.5.7 // indirect
+	gorm.io/driver/postgres v1.5.11 // indirect
+	gorm.io/driver/sqlite v1.5.7 // indirect
+	gorm.io/gorm v1.25.12 // indirect
+)

go.sum

@@ -0,0 +1,62 @@
+filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
+filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
+git.trcreatives.com/triegebauer/go-dart v1.0.0 h1:PurYYjuh1sJyO26+7TIhuTIjan0c0Xnxua7GMuOEPDU=
+git.trcreatives.com/triegebauer/go-dart v1.0.0/go.mod h1:TX7rQjm034UutxlGkIcSeVPtD2BHwvVqpfr2cA2d4hE=
+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/go-sql-driver/mysql v1.7.0/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9S1MCJN5yJMI=
+github.com/go-sql-driver/mysql v1.9.2 h1:4cNKDYQ1I84SXslGddlsrMhc8k4LeDVj6Ad6WRjiHuU=
+github.com/go-sql-driver/mysql v1.9.2/go.mod h1:qn46aNg1333BRMNU69Lq93t8du/dwxI64Gl8i5p1WMU=
+github.com/golang-jwt/jwt/v5 v5.2.2 h1:Rl4B7itRWVtYIHFrSNd7vhTiz9UpLdi6gZhZ3wEeDy8=
+github.com/golang-jwt/jwt/v5 v5.2.2/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
+github.com/gorilla/schema v1.4.1 h1:jUg5hUjCSDZpNGLuXQOgIWGdlgrIdYvgQ0wZtdK1M3E=
+github.com/gorilla/schema v1.4.1/go.mod h1:Dg5SSm5PV60mhF2NFaTV1xuYYj8tV8NOPRo4FggUMnM=
+github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
+github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
+github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
+github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
+github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
+github.com/jackc/pgx/v5 v5.5.5 h1:amBjrZVmksIdNjxGW/IiIMzxMKZFelXbUoPNb+8sjQw=
+github.com/jackc/pgx/v5 v5.5.5/go.mod h1:ez9gk+OAat140fv9ErkZDYFWmXLfV+++K0uAOiwgm1A=
+github.com/jackc/puddle/v2 v2.2.1 h1:RhxXJtFG022u4ibrCSMSiu5aOq1i77R3OHKNJj77OAk=
+github.com/jackc/puddle/v2 v2.2.1/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
+github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
+github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
+github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
+github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/julienschmidt/httprouter v1.3.0 h1:U0609e9tgbseu3rBINet9P48AI/D3oJs4dN7jwJOQ1U=
+github.com/julienschmidt/httprouter v1.3.0/go.mod h1:JR6WtHb+2LUe8TCKY3cZOxFyyO8IZAc4RVcycCCAKdM=
+github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
+github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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helper/token.go

@@ -0,0 +1,65 @@
+package helper
+
+import (
+	"errors"
+	"os"
+	"time"
+
+	"github.com/golang-jwt/jwt/v5"
+)
+
+var (
+	secretKey     = []byte(os.Getenv("JWT_SECRET"))
+	jwtExpiration = os.Getenv("JWT_EXPIRATION")
+)
+
+func GenerateToken(userId string) (string, error) {
+	if len(secretKey) == 0 {
+		return "", errors.New("JWT_SECRET is not set")
+	}
+
+	if jwtExpiration == "" {
+		return "", errors.New("JWT_EXPIRATION is not set")
+	}
+
+	expiration, err := time.ParseDuration(jwtExpiration + "s")
+	if err != nil {
+		return "", errors.New("invalid JWT_EXPIRATION value")
+	}
+
+	claims := jwt.MapClaims{
+		"userId": userId,
+		"exp":    time.Now().Add(expiration).Unix(),
+	}
+
+	token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
+
+	signedToken, err := token.SignedString(secretKey)
+	if err != nil {
+		return "", err
+	}
+
+	return signedToken, nil
+}
+
+func ValidateToken(tokenString string) (jwt.MapClaims, error) {
+	if len(secretKey) == 0 {
+		return nil, errors.New("JWT_SECRET is not set")
+	}
+
+	token, err := jwt.Parse(tokenString, func(t *jwt.Token) (interface{}, error) {
+		if _, ok := t.Method.(*jwt.SigningMethodHMAC); !ok {
+			return nil, errors.New("unexpected signing method")
+		}
+		return secretKey, nil
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	if claims, ok := token.Claims.(jwt.MapClaims); ok && token.Valid {
+		return claims, nil
+	}
+
+	return nil, errors.New("invalid token")
+}

main.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"backend/app"
+	"log"
+)
+
+func main() {
+	a := app.New()
+
+	if err := a.Migrate(); err != nil {
+		log.Fatal(err)
+	}
+
+	a.Start()
+}

router/router.go

@@ -0,0 +1,13 @@
+package router
+
+import (
+	"net/http"
+
+	"git.trcreatives.com/triegebauer/go-dart"
+)
+
+func SetupRoutes(b *dart.Dart) {
+	b.GET("/", func(ctx *dart.Context) error {
+		return ctx.Text(http.StatusOK, "Hello, Dart!")
+	})
+}