From 032a7e0c1188d3507b8d9a9571f2446a43cf775b Mon Sep 17 00:00:00 2001
From: msglm <msglm@techchud.xyz>
Date: Fri, 27 Oct 2023 07:08:25 -0500
Subject: apply https://github.com/42wim/matterbridge/pull/1864

---
 vendor/maunium.net/go/mautrix/event/voip.go | 116 ++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 vendor/maunium.net/go/mautrix/event/voip.go

(limited to 'vendor/maunium.net/go/mautrix/event/voip.go')

diff --git a/vendor/maunium.net/go/mautrix/event/voip.go b/vendor/maunium.net/go/mautrix/event/voip.go
new file mode 100644
index 00000000..28f56c95
--- /dev/null
+++ b/vendor/maunium.net/go/mautrix/event/voip.go
@@ -0,0 +1,116 @@
+// Copyright (c) 2021 Tulir Asokan
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+package event
+
+import (
+	"encoding/json"
+	"fmt"
+	"strconv"
+)
+
+type CallHangupReason string
+
+const (
+	CallHangupICEFailed       CallHangupReason = "ice_failed"
+	CallHangupInviteTimeout   CallHangupReason = "invite_timeout"
+	CallHangupUserHangup      CallHangupReason = "user_hangup"
+	CallHangupUserMediaFailed CallHangupReason = "user_media_failed"
+	CallHangupUnknownError    CallHangupReason = "unknown_error"
+)
+
+type CallDataType string
+
+const (
+	CallDataTypeOffer  CallDataType = "offer"
+	CallDataTypeAnswer CallDataType = "answer"
+)
+
+type CallData struct {
+	SDP  string       `json:"sdp"`
+	Type CallDataType `json:"type"`
+}
+
+type CallCandidate struct {
+	Candidate     string `json:"candidate"`
+	SDPMLineIndex int    `json:"sdpMLineIndex"`
+	SDPMID        string `json:"sdpMid"`
+}
+
+type CallVersion string
+
+func (cv *CallVersion) UnmarshalJSON(raw []byte) error {
+	var numberVersion int
+	err := json.Unmarshal(raw, &numberVersion)
+	if err != nil {
+		var stringVersion string
+		err = json.Unmarshal(raw, &stringVersion)
+		if err != nil {
+			return fmt.Errorf("failed to parse CallVersion: %w", err)
+		}
+		*cv = CallVersion(stringVersion)
+	} else {
+		*cv = CallVersion(strconv.Itoa(numberVersion))
+	}
+	return nil
+}
+
+func (cv *CallVersion) MarshalJSON() ([]byte, error) {
+	for _, char := range *cv {
+		if char < '0' || char > '9' {
+			// The version contains weird characters, return as string.
+			return json.Marshal(string(*cv))
+		}
+	}
+	// The version consists of only ASCII digits, return as an integer.
+	return []byte(*cv), nil
+}
+
+func (cv *CallVersion) Int() (int, error) {
+	return strconv.Atoi(string(*cv))
+}
+
+type BaseCallEventContent struct {
+	CallID  string      `json:"call_id"`
+	PartyID string      `json:"party_id"`
+	Version CallVersion `json:"version"`
+}
+
+type CallInviteEventContent struct {
+	BaseCallEventContent
+	Lifetime int      `json:"lifetime"`
+	Offer    CallData `json:"offer"`
+}
+
+type CallCandidatesEventContent struct {
+	BaseCallEventContent
+	Candidates []CallCandidate `json:"candidates"`
+}
+
+type CallRejectEventContent struct {
+	BaseCallEventContent
+}
+
+type CallAnswerEventContent struct {
+	BaseCallEventContent
+	Answer CallData `json:"answer"`
+}
+
+type CallSelectAnswerEventContent struct {
+	BaseCallEventContent
+	SelectedPartyID string `json:"selected_party_id"`
+}
+
+type CallNegotiateEventContent struct {
+	BaseCallEventContent
+	Lifetime    int      `json:"lifetime"`
+	Description CallData `json:"description"`
+}
+
+type CallHangupEventContent struct {
+	BaseCallEventContent
+	Reason CallHangupReason `json:"reason"`
+}
-- 
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