Passport/pkg/server/notify_ws.go

package server

import (
	"git.solsynth.dev/hydrogen/passport/pkg/models"
	"git.solsynth.dev/hydrogen/passport/pkg/services"
	"github.com/gofiber/contrib/websocket"
	"github.com/samber/lo"
)

func listenNotifications(c *websocket.Conn) {
	user := c.Locals("principal").(models.Account)

	// Push connection
	services.WsConn[user.ID] = append(services.WsConn[user.ID], c)

	// Event loop
	var err error
	for {
		if _, _, err = c.ReadMessage(); err != nil {
			break
		}
	}

	// Pop connection
	services.WsConn[user.ID] = lo.Filter(services.WsConn[user.ID], func(item *websocket.Conn, idx int) bool {
		return item != c
	})
}