111 lines
2.6 KiB
Go
111 lines
2.6 KiB
Go
package ws
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import (
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"encoding/json"
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"log/slog"
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"sync"
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"time"
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"github.com/gorilla/websocket"
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)
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type WebsocketGateway struct {
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port int
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apiKey string
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bodySizeBytes int64
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upgrader websocket.Upgrader
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registry *Registry
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logger *slog.Logger
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closeFn func() error
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}
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//
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type Registry struct {
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mu sync.RWMutex
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entries map[string]*ChannelEntry
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queueCap int
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botMu sync.Mutex
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bot *ConnWrapper
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}
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type ConnWrapper struct {
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Conn *websocket.Conn
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ServerID string // set for mods (the server_id)
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LastSeen time.Time
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}
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type BoundedQueue struct {
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mu sync.Mutex
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buf []GatewayMessageOut
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start int
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length int
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capacity int
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}
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type ChannelEntry struct {
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mu sync.Mutex
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Channel string
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Mod *ConnWrapper
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Queue *BoundedQueue
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}
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//
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type User struct {
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ID string `json:"id"`
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Name string `json:"name"`
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}
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type Destination struct {
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ID string `json:"channel_id,omitempty"`
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}
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type GatewayMessageIn struct {
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Type string
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ID string `json:"id"` // where am I from (channel_id or server_id)
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MsgID string `json:"msg_id"` // msg id
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Destination Destination `json:"destination,omitempty"` // where do I wanna go (channel_id or empty if from Bot)
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Author User `json:"author"` // who sent the message
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Content string `json:"content"` // message content
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Meta map[string]interface{} `json:"meta,omitempty"` // additional metadata
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Ts time.Time `json:"ts,omitempty"` // timestamp
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ReceivedAt time.Time `json:"-"` // ReceivedAt is populated by gateway (not from mod)
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}
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type GatewayMessageOut struct {
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Type string `json:"type"` // "mod"|"bot"
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ID string `json:"channel_id,omitempty"` // message.Destination.ID
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Author User `json:"author"`
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Content string `json:"content"`
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Meta map[string]interface{} `json:"meta,omitempty"`
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Ts time.Time `json:"ts,omitempty"`
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ReceivedAt time.Time `json:"received_at"`
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ForwardedAt time.Time `json:"forwarded_at"`
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}
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type GatewayAck struct {
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Status string `json:"status"`
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Type string `json:"type"`
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}
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//
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type Handshake struct {
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Type string `json:"type"` // "mod" or "bot"
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Data json.RawMessage `json:"data"`
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}
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type ModHandshake struct {
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ServerID string `json:"server_id"`
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ChannelID string `json:"channel_id"`
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}
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type BotHandshake struct {
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ChannelId string `json:"channel_id"`
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}
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