mirror of https://github.com/status-im/go-waku.git
105 lines
2.5 KiB
Go
105 lines
2.5 KiB
Go
package gowaku
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import (
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"C"
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"encoding/json"
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"github.com/waku-org/go-waku/waku/v2/protocol/pb"
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"github.com/waku-org/go-waku/waku/v2/protocol/store"
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)
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import (
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"context"
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"time"
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"github.com/libp2p/go-libp2p/core/peer"
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)
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type storePagingOptions struct {
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PageSize uint64 `json:"pageSize,omitempty"`
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Cursor *pb.Index `json:"cursor,omitempty"`
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Forward bool `json:"forward,omitempty"`
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}
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type storeMessagesArgs struct {
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Topic string `json:"pubsubTopic,omitempty"`
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ContentFilters []pb.ContentFilter `json:"contentFilters,omitempty"`
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StartTime int64 `json:"startTime,omitempty"`
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EndTime int64 `json:"endTime,omitempty"`
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PagingOptions storePagingOptions `json:"pagingOptions,omitempty"`
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}
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type storeMessagesReply struct {
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Messages []*pb.WakuMessage `json:"messages,omitempty"`
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PagingInfo storePagingOptions `json:"pagingInfo,omitempty"`
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Error string `json:"error,omitempty"`
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}
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func StoreQuery(queryJSON string, peerID string, ms int) string {
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if wakuNode == nil {
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return MakeJSONResponse(errWakuNodeNotReady)
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}
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var args storeMessagesArgs
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err := json.Unmarshal([]byte(queryJSON), &args)
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if err != nil {
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return MakeJSONResponse(err)
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}
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options := []store.HistoryRequestOption{
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store.WithAutomaticRequestId(),
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store.WithPaging(args.PagingOptions.Forward, args.PagingOptions.PageSize),
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store.WithCursor(args.PagingOptions.Cursor),
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}
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if peerID != "" {
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p, err := peer.Decode(peerID)
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if err != nil {
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return MakeJSONResponse(err)
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}
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options = append(options, store.WithPeer(p))
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} else {
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options = append(options, store.WithAutomaticPeerSelection())
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}
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reply := storeMessagesReply{}
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var ctx context.Context
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var cancel context.CancelFunc
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if ms > 0 {
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ctx, cancel = context.WithTimeout(context.Background(), time.Duration(int(ms))*time.Millisecond)
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defer cancel()
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} else {
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ctx = context.Background()
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}
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var contentTopics []string
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for _, ct := range args.ContentFilters {
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contentTopics = append(contentTopics, ct.ContentTopic)
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}
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res, err := wakuNode.Store().Query(
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ctx,
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store.Query{
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Topic: args.Topic,
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ContentTopics: contentTopics,
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StartTime: args.StartTime,
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EndTime: args.EndTime,
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},
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options...,
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)
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if err != nil {
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reply.Error = err.Error()
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return PrepareJSONResponse(reply, nil)
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}
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reply.Messages = res.Messages
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reply.PagingInfo = storePagingOptions{
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PageSize: args.PagingOptions.PageSize,
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Cursor: res.Cursor(),
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Forward: args.PagingOptions.Forward,
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}
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return PrepareJSONResponse(reply, nil)
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}
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