// Command palette is the palette pastebin server entrypoint: flag parsing
// and wiring of the store, API, and web packages.
package main

import (
	"log"
	"os"
	"net/http"
	"time"

	"palette/internal/api"
	"palette/internal/store"
	"palette/internal/web"
)

func main() {
	// #40: --reset-admin-key regenerates the admin key and exits.
	if len(os.Args) > 1 && os.Args[1] == "--reset-admin-key" {
		api.HandleResetAdminKey(api.EnvOr("PALETTE_DB", "palette.db"))
		return
	}
	cfg := api.Config{
		Addr:         api.EnvOr("PALETTE_ADDR", ":8080"),
		DBPath:       api.EnvOr("PALETTE_DB", "palette.db"),
		MaxTextBytes: int64(api.EnvIntOr("PALETTE_MAX_TEXT", 5*1024*1024)),
		MaxItemBytes: int64(api.EnvIntOr("PALETTE_MAX_ITEM", 25*1024*1024)),
	}
	st, err := store.OpenStore(cfg.DBPath)
	if err != nil {
		log.Fatal(err)
	}

	adminKey, err := api.ResolveAdminKey(cfg.DBPath)
	if err != nil {
		log.Fatal(err)
	}
	ss := api.LoadSettingsStore(cfg.DBPath, cfg)

	st.StartSweeper(time.Minute, ss.Get().CustomSlugReservationDays)

	ui, err := web.New()
	if err != nil {
		log.Fatal(err)
	}
	web.SetDefaultDark(os.Getenv("PALETTE_DEFAULT_DARK"))
	srv := api.NewServer(st, cfg, ui, ss, adminKey)
	log.Printf("palette listening on %s", cfg.Addr)
	log.Fatal(http.ListenAndServe(cfg.Addr, srv.Routes()))
}