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117 lines
2.9 KiB
Go
117 lines
2.9 KiB
Go
package gateway
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import (
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"context"
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"runtime"
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"time"
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"github.com/pkg/errors"
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"golang.org/x/time/rate"
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)
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// Identity is used as the default identity when initializing a new Gateway.
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var Identity = IdentifyProperties{
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OS: runtime.GOOS,
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Browser: "Arikawa",
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Device: "Arikawa",
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}
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// Presence is used as the default presence when initializing a new Gateway.
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var Presence *UpdateStatusData
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type IdentifyProperties struct {
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// Required
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OS string `json:"os"` // GOOS
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Browser string `json:"browser"` // Arikawa
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Device string `json:"device"` // Arikawa
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// Optional
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BrowserUserAgent string `json:"browser_user_agent,omitempty"`
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BrowserVersion string `json:"browser_version,omitempty"`
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OsVersion string `json:"os_version,omitempty"`
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Referrer string `json:"referrer,omitempty"`
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ReferringDomain string `json:"referring_domain,omitempty"`
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}
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type IdentifyData struct {
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Token string `json:"token"`
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Properties IdentifyProperties `json:"properties"`
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Compress bool `json:"compress,omitempty"` // true
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LargeThreshold uint `json:"large_threshold,omitempty"` // 50
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GuildSubscriptions bool `json:"guild_subscriptions"` // true
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Shard *Shard `json:"shard,omitempty"` // [ shard_id, num_shards ]
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Presence *UpdateStatusData `json:"presence,omitempty"`
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Intents Intents `json:"intents,omitempty"`
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}
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func (i *IdentifyData) SetShard(id, num int) {
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if i.Shard == nil {
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i.Shard = new(Shard)
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}
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i.Shard[0], i.Shard[1] = id, num
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}
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// Intents for the new Discord API feature, documented at
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// https://discordapp.com/developers/docs/topics/gateway#gateway-intents.
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type Intents uint32
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const (
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IntentGuilds Intents = 1 << iota
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IntentGuildMembers
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IntentGuildBans
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IntentGuildEmojis
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IntentGuildIntegrations
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IntentGuildWebhooks
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IntentGuildInvites
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IntentGuildVoiceStates
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IntentGuildPresences
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IntentGuildMessages
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IntentGuildMessageReactions
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IntentGuildMessageTyping
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IntentDirectMessages
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IntentDirectMessageReactions
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IntentDirectMessageTyping
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)
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type Identifier struct {
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IdentifyData
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IdentifyShortLimit *rate.Limiter `json:"-"`
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IdentifyGlobalLimit *rate.Limiter `json:"-"`
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}
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func DefaultIdentifier(token string) *Identifier {
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return NewIdentifier(IdentifyData{
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Token: token,
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Properties: Identity,
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Shard: DefaultShard(),
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Presence: Presence,
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Compress: true,
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LargeThreshold: 50,
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GuildSubscriptions: true,
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})
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}
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func NewIdentifier(data IdentifyData) *Identifier {
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return &Identifier{
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IdentifyData: data,
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IdentifyShortLimit: rate.NewLimiter(rate.Every(5*time.Second), 1),
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IdentifyGlobalLimit: rate.NewLimiter(rate.Every(24*time.Hour), 1000),
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}
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}
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func (i *Identifier) Wait(ctx context.Context) error {
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if err := i.IdentifyShortLimit.Wait(ctx); err != nil {
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return errors.Wrap(err, "can't wait for short limit")
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}
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if err := i.IdentifyGlobalLimit.Wait(ctx); err != nil {
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return errors.Wrap(err, "can't wait for global limit")
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}
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return nil
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}
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