mirror of
https://github.com/matrix-org/dendrite
synced 2024-09-19 01:18:57 +02:00
65 lines
2 KiB
Go
65 lines
2 KiB
Go
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// Copyright 2020 The Matrix.org Foundation C.I.C.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package api
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import (
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"context"
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"encoding/json"
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"fmt"
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"strings"
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"github.com/matrix-org/gomatrixserverlib"
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)
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type CurrentStateInternalAPI interface {
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QueryCurrentState(ctx context.Context, req *QueryCurrentStateRequest, res *QueryCurrentStateResponse) error
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}
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type QueryCurrentStateRequest struct {
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RoomID string
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StateTuples []gomatrixserverlib.StateKeyTuple
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}
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type QueryCurrentStateResponse struct {
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StateEvents map[gomatrixserverlib.StateKeyTuple]gomatrixserverlib.HeaderedEvent
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}
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// MarshalJSON stringifies the StateKeyTuple keys so they can be sent over the wire in HTTP API mode.
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func (r *QueryCurrentStateResponse) MarshalJSON() ([]byte, error) {
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se := make(map[string]gomatrixserverlib.HeaderedEvent, len(r.StateEvents))
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for k, v := range r.StateEvents {
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// use 0x1F (unit separator) as the delimiter between type/state key,
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se[fmt.Sprintf("%s\x1F%s", k.EventType, k.StateKey)] = v
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}
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return json.Marshal(se)
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}
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func (r *QueryCurrentStateResponse) UnmarshalJSON(data []byte) error {
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res := make(map[string]gomatrixserverlib.HeaderedEvent)
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err := json.Unmarshal(data, &res)
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if err != nil {
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return err
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}
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r.StateEvents = make(map[gomatrixserverlib.StateKeyTuple]gomatrixserverlib.HeaderedEvent, len(res))
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for k, v := range res {
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fields := strings.Split(k, "\x1F")
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r.StateEvents[gomatrixserverlib.StateKeyTuple{
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EventType: fields[0],
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StateKey: fields[1],
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}] = v
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}
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return nil
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}
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