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Add /context API #54

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Jan 1, 2022
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22 changes: 22 additions & 0 deletions client.go
Original file line number Diff line number Diff line change
Expand Up @@ -1296,6 +1296,28 @@ func (cli *Client) Messages(roomID id.RoomID, from, to string, dir rune, limit i
return
}

// Context returns a number of events that happened just before and after the
// specified event. It use pagination query parameters to paginate history in
// the room.
// See https://spec.matrix.org/v1.1/client-server-api/#get_matrixclientv3roomsroomidcontexteventid
func (cli *Client) Context(roomID id.RoomID, eventID id.EventID, filter *Filter, limit int) (resp *RespContext, err error) {
query := map[string]string{}
if filter != nil {
filterJSON, err := json.Marshal(filter)
if err != nil {
return nil, err
}
query["filter"] = string(filterJSON)
}
if limit != 0 {
query["limit"] = strconv.Itoa(limit)
}

urlPath := cli.BuildURLWithQuery(URLPath{"rooms", roomID, "context", eventID}, query)
_, err = cli.MakeRequest("GET", urlPath, nil, &resp)
return
}

func (cli *Client) GetEvent(roomID id.RoomID, eventID id.EventID) (resp *event.Event, err error) {
urlPath := cli.BuildURL("rooms", roomID, "event", eventID)
_, err = cli.MakeRequest("GET", urlPath, nil, &resp)
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10 changes: 10 additions & 0 deletions responses.go
Original file line number Diff line number Diff line change
Expand Up @@ -78,6 +78,16 @@ type RespMessages struct {
End string `json:"end"`
}

// RespContext is the JSON response for https://spec.matrix.org/v1.1/client-server-api/#get_matrixclientv3roomsroomidcontexteventid
type RespContext struct {
End string `json:"end"`
Event *event.Event `json:"event"`
EventsAfter []*event.Event `json:"events_after"`
EventsBefore []*event.Event `json:"events_before"`
Start string `json:"start"`
State []*event.Event `json:"state"`
}

// RespSendEvent is the JSON response for http://matrix.org/docs/spec/client_server/r0.2.0.html#put-matrix-client-r0-rooms-roomid-send-eventtype-txnid
type RespSendEvent struct {
EventID id.EventID `json:"event_id"`
Expand Down