Files
bookhoard/backend/cmd/server/main.go
T

132 lines
3.5 KiB
Go

package main
import (
"bookmann/internal/config"
"bookmann/internal/database"
"bookmann/internal/handlers"
"html/template"
"io"
"log"
"net/http"
"strings"
"github.com/go-playground/validator/v10"
jwtgo "github.com/golang-jwt/jwt"
"github.com/google/uuid"
"github.com/jackc/pgx/v5/pgtype"
"github.com/labstack/echo/v4"
"github.com/labstack/echo/v4/middleware"
)
type TemplateRenderer struct {
templates *template.Template
}
func (t *TemplateRenderer) Render(w io.Writer, name string, data interface{}, c echo.Context) error {
return t.templates.ExecuteTemplate(w, name, data)
}
// CustomValidator wraps the go-playground validator
type CustomValidator struct {
validator *validator.Validate
}
func (cv *CustomValidator) Validate(i interface{}) error {
return cv.validator.Struct(i)
}
func main() {
cfg := config.LoadConfig()
pool, err := database.NewConnection(cfg.DatabaseURL())
if err != nil {
log.Fatal("Failed to connect to database:", err)
}
defer pool.Close()
queries := database.New(pool)
e := echo.New()
// Set up validator
e.Validator = &CustomValidator{validator: validator.New()}
// Set up templates
renderer := &TemplateRenderer{
templates: template.Must(template.ParseGlob("templates/*.html")),
}
e.Renderer = renderer
// Middleware
e.Use(middleware.Logger())
e.Use(middleware.Recover())
e.Use(middleware.CORS())
// Auth routes (no auth required)
auth := handlers.NewAuthHandler(queries, cfg.JWTSecret)
e.POST("/api/auth/register", auth.Register)
e.POST("/api/auth/login", auth.Login)
// JWT middleware for protected routes
jwtMiddleware := middleware.JWTWithConfig(middleware.JWTConfig{
SigningKey: []byte(cfg.JWTSecret),
ContextKey: "user",
SuccessHandler: func(c echo.Context) {
token := c.Get("user").(*jwtgo.Token)
claims := token.Claims.(jwtgo.MapClaims)
c.Set("user_id", claims["user_id"])
},
})
// Protected routes
protected := e.Group("/api", jwtMiddleware)
protected.GET("/auth/profile", auth.GetProfile)
protected.GET("/users", auth.ListUsers)
// Routes
handlers.SetupRoutes(protected, queries)
// Static files
e.Static("/static", "static")
// Page routes
e.GET("/", func(c echo.Context) error {
// Check if user has valid JWT token
tokenString := c.Request().Header.Get("Authorization")
if tokenString != "" && strings.HasPrefix(tokenString, "Bearer ") {
tokenString = strings.TrimPrefix(tokenString, "Bearer ")
token, err := jwtgo.Parse(tokenString, func(token *jwtgo.Token) (interface{}, error) {
return []byte(cfg.JWTSecret), nil
})
if err == nil && token.Valid {
// User is authenticated, get user info and serve dashboard
claims := token.Claims.(jwtgo.MapClaims)
userID := claims["user_id"].(string)
user, err := queries.GetUser(c.Request().Context(), pgtype.UUID{Bytes: uuid.MustParse(userID), Valid: true})
if err == nil {
return c.Render(http.StatusOK, "dashboard.html", map[string]interface{}{
"User": map[string]string{
"ID": uuid.UUID(user.ID.Bytes).String(),
"Username": user.Username,
"Email": user.Email,
},
})
}
}
}
// User not authenticated or token invalid, serve landing page
return c.Render(http.StatusOK, "index.html", nil)
})
e.GET("/login", func(c echo.Context) error {
return c.Render(http.StatusOK, "login.html", nil)
})
e.GET("/register", func(c echo.Context) error {
return c.Render(http.StatusOK, "register.html", nil)
})
// Start server
log.Printf("Starting server on port %s", cfg.ServerPort)
e.Logger.Fatal(e.Start(":" + cfg.ServerPort))
}