package handler

import (
	"context"
	"log/slog"
	"net/http"

	"git.wittern.io/public/goth-stack/view"
	"github.com/a-h/templ"
	"github.com/labstack/echo/v4"
	"github.com/labstack/echo/v4/middleware"
	"gorm.io/gorm"
)

type Handler struct {
	DB *gorm.DB
}

func NewHandler(db *gorm.DB) Handler {
	return Handler{
		DB: db,
	}
}

func render(ctx echo.Context, status int, t templ.Component) error {
	ctx.Response().Writer.WriteHeader(status)

	err := t.Render(context.Background(), ctx.Response().Writer)
	if err != nil {
		return ctx.String(http.StatusInternalServerError, "failed to render response template")
	}

	return nil
}

func AddRoutes(h Handler, e *echo.Echo) {
	e.Use(middleware.Static("static"))
	e.Use(middleware.Logger())

	// Simple Error handler
	e.HTTPErrorHandler = func(err error, c echo.Context) {
		slog.Error(err.Error())
		render(c, http.StatusInternalServerError, view.ErrorPage(err.Error()))
	}

	e.GET("/", h.Index)
}

func (h Handler) Index(c echo.Context) error {
	render(c, http.StatusOK, view.Index())
	return nil
}