dispatch/storage/channel.go

132 lines
2.7 KiB
Go

package storage
import (
"strings"
"sync"
)
type ChannelStore struct {
users map[string]map[string][]string
userLock sync.Mutex
topic map[string]map[string]string
topicLock sync.Mutex
}
func NewChannelStore() *ChannelStore {
return &ChannelStore{
users: make(map[string]map[string][]string),
topic: make(map[string]map[string]string),
}
}
func (c *ChannelStore) GetUsers(server, channel string) []string {
c.userLock.Lock()
users := make([]string, len(c.users[server][channel]))
copy(users, c.users[server][channel])
c.userLock.Unlock()
return users
}
func (c *ChannelStore) SetUsers(users []string, server, channel string) {
c.userLock.Lock()
if _, ok := c.users[server]; !ok {
c.users[server] = make(map[string][]string)
}
c.users[server][channel] = users
c.userLock.Unlock()
}
func (c *ChannelStore) AddUser(user, server, channel string) {
c.userLock.Lock()
if _, ok := c.users[server]; !ok {
c.users[server] = make(map[string][]string)
}
if users, ok := c.users[server][channel]; ok {
c.users[server][channel] = append(users, user)
} else {
c.users[server][channel] = []string{user}
}
c.userLock.Unlock()
}
func (c *ChannelStore) RemoveUser(user, server, channel string) {
c.userLock.Lock()
c.removeUser(user, server, channel)
c.userLock.Unlock()
}
func (c *ChannelStore) RemoveUserAll(user, server string) {
c.userLock.Lock()
for channel, _ := range c.users[server] {
c.removeUser(user, server, channel)
}
c.userLock.Unlock()
}
func (c *ChannelStore) SetMode(server, channel, user, add, remove string) {
c.userLock.Lock()
if strings.Contains(add, "o") {
c.rename(server, channel, user, "@"+user)
} else if strings.Contains(add, "v") {
c.rename(server, channel, user, "+"+user)
} else if strings.IndexAny(remove, "ov") > -1 {
c.rename(server, channel, user, user)
}
c.userLock.Unlock()
}
func (c *ChannelStore) GetTopic(server, channel string) string {
c.topicLock.Lock()
defer c.topicLock.Unlock()
return c.topic[server][channel]
}
func (c *ChannelStore) SetTopic(topic, server, channel string) {
c.topicLock.Lock()
if _, ok := c.topic[server]; !ok {
c.topic[server] = make(map[string]string)
}
c.topic[server][channel] = topic
c.topicLock.Unlock()
}
func (c *ChannelStore) rename(server, channel, oldNick, newNick string) {
for i, u := range c.users[server][channel] {
u = strings.TrimLeft(u, "@+")
if u == oldNick {
c.users[server][channel][i] = newNick
return
}
}
}
func (c *ChannelStore) removeUser(user, server, channel string) {
for i, u := range c.users[server][channel] {
u = strings.TrimLeft(u, "@+")
if u == user {
users := c.users[server][channel]
c.users[server][channel] = append(users[:i], users[i+1:]...)
return
}
}
}