postmoogle/vendor/github.com/etkecc/go-linkpearl/send.go

133 lines
4.2 KiB
Go

package linkpearl
import (
"context"
"strings"
"time"
"maunium.net/go/mautrix"
"maunium.net/go/mautrix/event"
"maunium.net/go/mautrix/format"
"maunium.net/go/mautrix/id"
)
const (
// MaxRetries is the maximum number of retries for sending a message
MaxRetries = 5
// DefaultTypingTimeout is the step delay for sending message retries
RetryDelay = 5 * time.Second
)
// SendMessageEvent sends a message event to the roomID and automatically retries if the server returns a 502 or 404 error
func (l *Linkpearl) SendMessageEvent(ctx context.Context, roomID id.RoomID, eventType event.Type, contentJSON any, currentAttempt ...int) (resp *mautrix.RespSendEvent, err error) {
attempt := 1
if len(currentAttempt) > 0 {
attempt = currentAttempt[0]
}
resp, err = l.api.SendMessageEvent(ctx, roomID, eventType, contentJSON)
if err == nil {
return resp, nil
}
err = UnwrapError(err)
if (strings.Contains(err.Error(), "HTTP 502") || strings.Contains(err.Error(), "HTTP 404")) && attempt <= MaxRetries {
l.log.Warn().
Err(err).
Str("roomID", roomID.String()).
Int("attempt", attempt).
Int("of", MaxRetries).
Msg("cannot send event, sleeping and retrying")
time.Sleep(RetryDelay * time.Duration(attempt))
return l.SendMessageEvent(ctx, roomID, eventType, contentJSON, attempt+1)
}
return nil, err
}
// Send a message to the roomID and automatically try to encrypt it, if the destination room is encrypted
//
//nolint:unparam // it's public interface
func (l *Linkpearl) Send(ctx context.Context, roomID id.RoomID, content any) (id.EventID, error) {
l.log.Debug().Str("roomID", roomID.String()).Any("content", content).Msg("sending event")
resp, err := l.SendMessageEvent(ctx, roomID, event.EventMessage, content)
if err != nil {
return "", UnwrapError(err)
}
return resp.EventID, nil
}
// SendTyping notification
func (l *Linkpearl) SendTyping(ctx context.Context, roomID id.RoomID, typing bool, timeout ...int) {
ttl := DefaultTypingTimeout
if len(timeout) > 0 {
ttl = timeout[0]
}
_, err := l.api.UserTyping(ctx, roomID, typing, time.Duration(ttl)*time.Second)
if err != nil {
l.log.Warn().Err(err).Bool("typing", typing).Msg("cannot set typing")
}
}
// SendNotice to a room with optional relations, markdown supported
func (l *Linkpearl) SendNotice(ctx context.Context, roomID id.RoomID, message string, relates ...*event.RelatesTo) {
var withRelatesTo bool
content := format.RenderMarkdown(message, true, true)
content.MsgType = event.MsgNotice
if len(relates) > 0 {
withRelatesTo = true
content.RelatesTo = relates[0]
}
_, err := l.Send(ctx, roomID, &content)
if err != nil {
l.log.Error().Err(UnwrapError(err)).Str("roomID", roomID.String()).Str("retries", "1/2").Msg("cannot send a notice into the room")
if withRelatesTo {
content.RelatesTo = nil
_, err = l.Send(ctx, roomID, &content)
if err != nil {
l.log.Error().Err(UnwrapError(err)).Str("roomID", roomID.String()).Str("retries", "2/2").Msg("cannot send a notice into the room even without relations")
}
}
}
}
// SendFile to a matrix room
func (l *Linkpearl) SendFile(ctx context.Context, roomID id.RoomID, req *mautrix.ReqUploadMedia, msgtype event.MessageType, relates ...*event.RelatesTo) error {
var relation *event.RelatesTo
if len(relates) > 0 {
relation = relates[0]
}
resp, err := l.GetClient().UploadMedia(ctx, *req)
if err != nil {
err = UnwrapError(err)
l.log.Error().Err(err).Str("file", req.FileName).Msg("cannot upload file")
return err
}
content := &event.MessageEventContent{
MsgType: msgtype,
Body: req.FileName,
FileName: req.FileName,
Info: &event.FileInfo{
Size: int(req.ContentLength),
MimeType: req.ContentType,
},
URL: resp.ContentURI.CUString(),
RelatesTo: relation,
}
_, err = l.Send(ctx, roomID, content)
err = UnwrapError(err)
if err != nil {
l.log.Error().Err(err).Str("roomID", roomID.String()).Str("retries", "1/2").Msg("cannot send file into the room")
if relation != nil {
content.RelatesTo = nil
_, err = l.Send(ctx, roomID, &content)
err = UnwrapError(err)
if err != nil {
l.log.Error().Err(UnwrapError(err)).Str("roomID", roomID.String()).Str("retries", "2/2").Msg("cannot send file into the room even without relations")
}
}
}
return err
}