/
factory.go
95 lines (83 loc) · 1.92 KB
/
factory.go
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package socket
import (
"fmt"
"sync"
di "github.com/nodejayes/generic-di"
)
func init() {
di.Injectable(NewFactory)
}
type factory struct {
sessions map[string][]Instance
mutex *sync.RWMutex
}
func Factory() *factory {
return di.Inject[factory]()
}
func NewFactory() *factory {
return &factory{
sessions: make(map[string][]Instance),
mutex: &sync.RWMutex{},
}
}
func (ctx *factory) GetClientSessions(clientID string) ([]Instance, error) {
ctx.mutex.RLock()
defer ctx.mutex.RUnlock()
session, ok := ctx.sessions[clientID]
if !ok {
return nil, fmt.Errorf("no session found")
}
return session, nil
}
func (ctx *factory) GetSession(socketID string) (Instance, error) {
ctx.mutex.RLock()
defer ctx.mutex.RUnlock()
for clientID := range ctx.sessions {
for _, i := range ctx.sessions[clientID] {
if i.GetSocketID() == socketID {
return i, nil
}
}
}
return nil, fmt.Errorf("no session found")
}
func (ctx *factory) GetSessions(selector func(socket Instance) bool) []Instance {
ctx.mutex.RLock()
defer ctx.mutex.RUnlock()
sessions := make([]Instance, 0)
for _, s := range ctx.sessions {
for _, i := range s {
if selector(i) {
sessions = append(sessions, i)
}
}
}
return sessions
}
func (ctx *factory) AddSession(clientID string, socket Instance) {
ctx.mutex.Lock()
defer ctx.mutex.Unlock()
if _, ok := ctx.sessions[clientID]; !ok {
ctx.sessions[clientID] = make([]Instance, 0)
}
ctx.sessions[clientID] = append(ctx.sessions[clientID], socket)
}
func (ctx *factory) RemoveSession(socketID string) {
ctx.mutex.Lock()
defer ctx.mutex.Unlock()
for clientID, s := range ctx.sessions {
for idx, i := range s {
if i.GetSocketID() == socketID {
s = append(s[:idx], s[idx+1:]...)
}
}
if len(s) < 1 {
delete(ctx.sessions, clientID)
}
}
}
func (ctx *factory) RemoveSessions(clientID string) {
ctx.mutex.Lock()
defer ctx.mutex.Unlock()
delete(ctx.sessions, clientID)
}