package router

import (
	"eslogad-be/config"
	"eslogad-be/internal/middleware"

	"github.com/gin-gonic/gin"
)

type Router struct {
	config         *config.Config
	authHandler    AuthHandler
	healthHandler  HealthHandler
	authMiddleware AuthMiddleware
	userHandler    UserHandler
	fileHandler    FileHandler
}

func NewRouter(
	cfg *config.Config,
	authHandler AuthHandler,
	authMiddleware AuthMiddleware,
	healthHandler HealthHandler,
	userHandler UserHandler,
	fileHandler FileHandler,
) *Router {
	return &Router{
		config:         cfg,
		authHandler:    authHandler,
		authMiddleware: authMiddleware,
		healthHandler:  healthHandler,
		userHandler:    userHandler,
		fileHandler:    fileHandler,
	}
}

func (r *Router) Init() *gin.Engine {
	gin.SetMode(gin.ReleaseMode)
	engine := gin.New()
	engine.Use(
		middleware.JsonAPI(),
		middleware.CorrelationID(),
		middleware.Recover(),
		middleware.HTTPStatLogger(),
		middleware.PopulateContext(),
	)

	r.addAppRoutes(engine)
	return engine
}

func (r *Router) addAppRoutes(rg *gin.Engine) {
	rg.GET("/health", r.healthHandler.HealthCheck)

	v1 := rg.Group("/api/v1")
	{
		auth := v1.Group("/auth")
		{
			auth.POST("/login", r.authHandler.Login)
			auth.POST("/refresh", r.authHandler.RefreshToken)
			auth.GET("/profile", r.authHandler.GetProfile)
		}

		users := v1.Group("/users")
		users.Use(r.authMiddleware.RequireAuth())
		{
			users.GET("", r.authMiddleware.RequirePermissions("user.view"), r.userHandler.ListUsers)
			users.GET("/profile", r.userHandler.GetProfile)
			users.PUT("/profile", r.userHandler.UpdateProfile)
			users.PUT(":id/password", r.userHandler.ChangePassword)
			users.GET("/titles", r.userHandler.ListTitles)
			users.POST("/profile/avatar", r.fileHandler.UploadProfileAvatar)
		}

		files := v1.Group("/files")
		files.Use(r.authMiddleware.RequireAuth())
		{
			files.POST("/documents", r.fileHandler.UploadDocument)
		}
	}
}