package main

import (
	"fmt"
	"log"
	"net/http"
	"os"
	"path/filepath"

	"github.com/squid/rcs/backend/internal/api"
	"github.com/squid/rcs/backend/internal/config"
	"github.com/squid/rcs/backend/internal/db"
	"github.com/squid/rcs/backend/internal/imgur"
	"github.com/squid/rcs/backend/internal/web"
)

func main() {
	cfg := config.Load()

	if err := os.MkdirAll(cfg.ScreenshotDir, 0o755); err != nil {
		log.Fatalf("create screenshot dir: %v", err)
	}
	if err := os.MkdirAll(filepath.Dir(cfg.DBPath), 0o755); err != nil {
		log.Fatalf("create db dir: %v", err)
	}

	store, err := db.Open(cfg.DBPath)
	if err != nil {
		log.Fatalf("open db: %v", err)
	}
	defer store.Close()

	imgurClient := imgur.New(cfg.ImgurClientID)
	webUI, err := web.New(cfg, store, imgurClient)
	if err != nil {
		log.Fatalf("web ui: %v", err)
	}

	server := api.New(cfg, store, imgurClient, webUI)

	fmt.Printf("RCS backend listening on http://%s\n", cfg.Addr)
	fmt.Printf("  data dir: %s\n", cfg.DataDir)
	fmt.Printf("  db:       %s\n", cfg.DBPath)
	if cfg.PublicBaseURL != "" {
		fmt.Printf("  public:   %s\n", cfg.PublicBaseURL)
	}
	if cfg.TrustProxy {
		fmt.Println("  proxy:    trusting X-Forwarded-* headers")
	}
	if cfg.APIKey != "" {
		fmt.Println("  api key:  enabled")
	} else {
		fmt.Println("  api key:  disabled (open)")
	}
	if imgurClient.Enabled() {
		fmt.Println("  imgur:    enabled")
	} else {
		fmt.Println("  imgur:    disabled (set IMGUR_CLIENT_ID)")
	}

	if err := http.ListenAndServe(cfg.Addr, server.Handler()); err != nil {
		log.Fatal(err)
	}
}