package ircserver

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

	"sneak.berlin/go/neoirc/internal/broker"
	"sneak.berlin/go/neoirc/internal/config"
	"sneak.berlin/go/neoirc/internal/db"
	"sneak.berlin/go/neoirc/internal/globals"
	"sneak.berlin/go/neoirc/internal/service"
)

// NewTestServer creates a Server suitable for testing.
// The caller must call Stop() when finished.
func NewTestServer(
	log *slog.Logger,
	cfg *config.Config,
	database *db.Database,
	brk *broker.Broker,
) *Server {
	globs := &globals.Globals{
		Appname:   "neoirc",
		Version:   "test",
		StartTime: time.Now(),
	}

	svc := service.NewTestService(
		database, brk, cfg, globs, log,
	)

	return &Server{ //nolint:exhaustruct
		log:      log,
		cfg:      cfg,
		database: database,
		brk:      brk,
		svc:      svc,
		conns:    make(map[*Conn]struct{}),
	}
}

// Start exposes the unexported start method for tests.
func (s *Server) Start(addr string) error {
	return s.start(context.Background(), addr)
}

// Stop exposes the unexported stop method for tests.
func (s *Server) Stop() {
	s.stop()
}

// Listener returns the server's net.Listener for tests.
func (s *Server) Listener() net.Listener {
	return s.listener
}

// NewTestConn wraps an already-established net.Conn in a
// Conn so tests can drive connection-level behaviour such
// as Disconnect without standing up a whole server.
func NewTestConn(
	log *slog.Logger,
	cfg *config.Config,
	tcpConn net.Conn,
	nick string,
) *Conn {
	conn := newConn(
		context.Background(), tcpConn, log,
		nil, nil, cfg, nil,
	)
	conn.nick = nick

	return conn
}