package main

import (
	"context"
	"net/http"
	"os"
	"strings"

	"github.com/labstack/echo/v4"
	"github.com/labstack/echo/v4/middleware"
	"github.com/labstack/gommon/log"
	tphttp "github.com/siteworxpro/top-wallpaper/http"
	"github.com/siteworxpro/top-wallpaper/reddit"
	"github.com/siteworxpro/top-wallpaper/redis"
)

func main() {

	ctx, fn := context.WithCancel(context.Background())
	defer fn()

	rc, err := redis.NewRedis()

	if err != nil {
		log.Error("Could not initialize Redis client: ", err)

		return
	}

	e := echo.New()
	e.AcquireContext().Set("redisClient", rc)
	e.Logger.SetOutput(os.Stdout)

	e.Logger.SetLevel(log.INFO)
	e.HideBanner = true

	e.Use(middleware.Logger())
	e.Use(middleware.RequestID())
	e.Use(middleware.CORSWithConfig(middleware.CORSConfig{
		AllowOrigins: strings.Split(os.Getenv("ALLOWED_ORIGINS"), ","),
		AllowHeaders: []string{echo.HeaderOrigin, echo.HeaderContentType, echo.HeaderAccept},
		AllowMethods: []string{http.MethodGet, http.MethodOptions},
	}))

	path := os.Getenv("PATH_PREFIX")
	if path == "" {
		path = "/"
	}

	e.GET(path, tphttp.Get)

	e.Logger.Info("Starting server at path " + path)

	port := os.Getenv("PORT")
	if port == "" {
		port = "8080"
	}

	ctx = redis.WithContext(ctx, rc)

	ctx = context.WithValue(ctx, "logger", e.Logger) //nolint:staticcheck

	go reddit.Fetch(ctx)

	e.Logger.Fatal(e.Start(":" + port))
}