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Implement more public API functionalities
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,210 @@ | ||
| // Copyright (c) 2022-present Mattermost, Inc. All Rights Reserved. | ||
| // See LICENSE.txt for license information. | ||
|
|
||
| package client | ||
|
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||
| import ( | ||
| "context" | ||
| "encoding/json" | ||
| "fmt" | ||
| "io" | ||
| "log" | ||
| "net/http" | ||
| "time" | ||
|
|
||
| "github.com/pion/webrtc/v3" | ||
| ) | ||
|
|
||
| const ( | ||
| httpRequestTimeout = 10 * time.Second | ||
| httpResponseBodyMaxSizeBytes = 1024 * 1024 // 1MB | ||
| ) | ||
|
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| func (c *Client) Unmute(track webrtc.TrackLocal) error { | ||
| if track == nil { | ||
| return fmt.Errorf("invalid nil track") | ||
| } | ||
|
|
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| c.mut.RLock() | ||
| sender := c.voiceSender | ||
| c.mut.RUnlock() | ||
|
|
||
| if sender == nil { | ||
| snd, err := c.pc.AddTrack(track) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to add track: %w", err) | ||
| } | ||
| c.mut.Lock() | ||
| c.voiceSender = snd | ||
| sender = snd | ||
| c.mut.Unlock() | ||
| } else { | ||
| if err := sender.ReplaceTrack(track); err != nil { | ||
| return fmt.Errorf("failed to replace track: %w", err) | ||
| } | ||
| } | ||
|
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| go func() { | ||
| defer log.Printf("exiting RTCP handler") | ||
| rtcpBuf := make([]byte, receiveMTU) | ||
| for { | ||
| if _, _, rtcpErr := sender.Read(rtcpBuf); rtcpErr != nil { | ||
| log.Printf("failed to read rtcp: %s", rtcpErr.Error()) | ||
| return | ||
| } | ||
| } | ||
| }() | ||
|
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| return c.SendWS(wsEventUnmute, nil, false) | ||
| } | ||
|
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| func (c *Client) Mute() error { | ||
| c.mut.Lock() | ||
| defer c.mut.Unlock() | ||
|
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| if c.voiceSender != nil { | ||
| if err := c.voiceSender.ReplaceTrack(nil); err != nil { | ||
| return fmt.Errorf("failed to replace track: %w", err) | ||
| } | ||
| } | ||
|
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| return c.sendWS(wsEventMute, nil, false) | ||
| } | ||
|
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| func (c *Client) StartScreenShare(tracks []webrtc.TrackLocal) (*webrtc.RTPTransceiver, error) { | ||
| if len(tracks) == 0 { | ||
| return nil, fmt.Errorf("invalid empty tracks") | ||
| } | ||
|
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| if len(tracks) > 2 { | ||
| return nil, fmt.Errorf("too many tracks") | ||
| } | ||
|
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| data, err := json.Marshal(map[string]string{ | ||
| "screenStreamID": tracks[0].StreamID(), | ||
| }) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to marshal data: %w", err) | ||
| } | ||
|
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| if err := c.SendWS(wsEventScreenOn, map[string]any{ | ||
| "data": string(data), | ||
| }, false); err != nil { | ||
| return nil, fmt.Errorf("failed to send screen on event: %w", err) | ||
| } | ||
|
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| trx, err := c.pc.AddTransceiverFromTrack(tracks[0], webrtc.RTPTransceiverInit{Direction: webrtc.RTPTransceiverDirectionSendonly}) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to add transceiver for track: %w", err) | ||
| } | ||
|
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| // Simulcast | ||
| if len(tracks) > 1 { | ||
| if err := trx.Sender().AddEncoding(tracks[1]); err != nil { | ||
| return nil, fmt.Errorf("failed to add encoding: %w", err) | ||
| } | ||
| } | ||
|
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| c.mut.Lock() | ||
| c.screenTransceiver = trx | ||
| c.mut.Unlock() | ||
|
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| sender := trx.Sender() | ||
|
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| go func() { | ||
| defer log.Printf("exiting RTCP handler") | ||
| rtcpBuf := make([]byte, receiveMTU) | ||
| for { | ||
| if _, _, rtcpErr := sender.Read(rtcpBuf); rtcpErr != nil { | ||
| log.Printf("failed to read rtcp: %s", rtcpErr.Error()) | ||
| return | ||
| } | ||
| } | ||
| }() | ||
|
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| return trx, nil | ||
| } | ||
|
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| func (c *Client) StopScreenShare() error { | ||
| c.mut.Lock() | ||
| defer c.mut.Unlock() | ||
|
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| if c.screenTransceiver != nil { | ||
| if err := c.pc.RemoveTrack(c.screenTransceiver.Sender()); err != nil { | ||
| return fmt.Errorf("failed to remove track: %w", err) | ||
| } | ||
| c.screenTransceiver = nil | ||
| } | ||
|
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| return c.sendWS(wsEventScreenOff, nil, false) | ||
| } | ||
|
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| func (c *Client) RaiseHand() error { | ||
| return c.SendWS(wsEventRaiseHand, nil, false) | ||
| } | ||
|
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| func (c *Client) LowerHand() error { | ||
| return c.SendWS(wsEventLowerHand, nil, false) | ||
| } | ||
|
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| func (c *Client) StartRecording() error { | ||
| ctx, cancel := context.WithTimeout(context.Background(), httpRequestTimeout) | ||
| defer cancel() | ||
| res, err := c.apiClient.DoAPIRequest(ctx, http.MethodPost, | ||
| fmt.Sprintf("%s/plugins/%s/calls/%s/recording/start", c.cfg.SiteURL, pluginID, c.cfg.ChannelID), "", "") | ||
| if err != nil { | ||
| return fmt.Errorf("request failed: %w", err) | ||
| } | ||
| defer res.Body.Close() | ||
|
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| if res.StatusCode != 200 { | ||
| return fmt.Errorf("unexpected response status code %d", res.StatusCode) | ||
| } | ||
|
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| return nil | ||
| } | ||
|
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| func (c *Client) StopRecording() error { | ||
| ctx, cancel := context.WithTimeout(context.Background(), httpRequestTimeout) | ||
| defer cancel() | ||
| res, err := c.apiClient.DoAPIRequest(ctx, http.MethodPost, | ||
| fmt.Sprintf("%s/plugins/%s/calls/%s/recording/stop", c.cfg.SiteURL, pluginID, c.cfg.ChannelID), "", "") | ||
| if err != nil { | ||
| return fmt.Errorf("request failed: %w", err) | ||
| } | ||
| defer res.Body.Close() | ||
|
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| if res.StatusCode != 200 { | ||
| return fmt.Errorf("unexpected response status code %d", res.StatusCode) | ||
| } | ||
|
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| return nil | ||
| } | ||
|
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| // TODO: return a proper Config object, ideally exposed in github.com/mattermost/mattermost-plugin-calls/server/public. | ||
| func (c *Client) GetCallsConfig() (map[string]any, error) { | ||
| ctx, cancel := context.WithTimeout(context.Background(), httpRequestTimeout) | ||
| defer cancel() | ||
| res, err := c.apiClient.DoAPIRequest(ctx, http.MethodGet, | ||
| fmt.Sprintf("%s/plugins/%s/config", c.cfg.SiteURL, pluginID), "", "") | ||
| if err != nil { | ||
| return nil, fmt.Errorf("request failed: %w", err) | ||
| } | ||
| defer res.Body.Close() | ||
|
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| if res.StatusCode != 200 { | ||
| return nil, fmt.Errorf("unexpected response status code %d", res.StatusCode) | ||
| } | ||
|
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| dec := json.NewDecoder(&io.LimitedReader{ | ||
| R: res.Body, | ||
| N: httpResponseBodyMaxSizeBytes, | ||
| }) | ||
|
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| var config map[string]any | ||
| if err := dec.Decode(&config); err != nil { | ||
| return nil, fmt.Errorf("failed to decode response: %w", err) | ||
| } | ||
|
|
||
| return config, nil | ||
| } |
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