package service

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

	"github.com/labstack/echo/v4"
	"github.com/labstack/echo/v4/middleware"

	_ "git.zhouxhere.com/zhouxhere/maptile/docs"
	"git.zhouxhere.com/zhouxhere/maptile/store"
)

type MapService struct {
	*echo.Echo
	store *store.Store
}

func NewMapService(e *echo.Echo, s *store.Store) {
	service := &MapService{e, s}

	service.Use(middleware.Recover())

	service.Use(middleware.RequestLoggerWithConfig(middleware.RequestLoggerConfig{LogStatus: true,
		LogURI:      true,
		LogError:    true,
		HandleError: true, // forwards error to the global error handler, so it can decide appropriate status code
		LogValuesFunc: func(c echo.Context, v middleware.RequestLoggerValues) error {
			if v.Error != nil {
				slog.LogAttrs(context.Background(), slog.LevelError, "REQUEST", slog.String("method", v.Method), slog.String("uri", v.URI), slog.Int("status", v.Status), slog.String("latency", v.Latency.String()), slog.String("error", v.Error.Error()))
			} else {
				slog.LogAttrs(context.Background(), slog.LevelInfo, "REQUEST", slog.String("method", v.Method), slog.String("uri", v.URI), slog.Int("status", v.Status), slog.String("latency", v.Latency.String()))
			}
			return nil
		},
	}))

	service.HTTPErrorHandler = func(err error, c echo.Context) {
		req := c.Request()
		slog.LogAttrs(context.Background(), slog.LevelError, "REQUEST", slog.String("method", req.Method), slog.String("uri", req.RequestURI), slog.String("error", err.Error()))
		c.JSON(http.StatusOK, err)
	}

	service.Use(middleware.CORSWithConfig(middleware.CORSConfig{
		AllowOrigins: []string{"*"},
		AllowMethods: []string{http.MethodGet, http.MethodPut, http.MethodPost, http.MethodDelete},
		// AllowHeaders:     []string{"Content-Type", "Authorization"},
	}))

	service.Register()

	for _, route := range service.Routes() {
		fmt.Println(route.Method, route.Path)
	}
}

func (s *MapService) Register() {

	group := s.Group("/map")
	// style
	group.Static("/style", "./style")

	// mbtiles
	group.GET("/mbtiles/:name", s.GetMBTilesByName)
	group.GET("/mbtiles/:name/:z/:x/:y", s.GetMBTilesByNameAndZAndXAndY)

	// pmtiles
	group.GET("/pmtiles/:name", s.GetPMTilesByName)
	group.GET("/pmtiles/:name/:z/:x/:y", s.GetPMTilesByNameAndZAndXAndY)

	// postgis
	// group.GET("/postgis/:name", s.GetPostGISByName)
}