mirror of https://github.com/waku-org/nwaku.git
60 lines
2.6 KiB
Nim
60 lines
2.6 KiB
Nim
import
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std/options,
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eth/keys,
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../../../v1/node/rpc/hexstrings,
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../../protocol/waku_store/waku_store_types,
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../waku_payload,
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./jsonrpc_types
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export hexstrings
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## Conversion tools
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## Since the Waku v2 JSON-RPC API has its own defined types,
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## we need to convert between these and the types for the Nim API
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proc toPagingInfo*(pagingOptions: StorePagingOptions): PagingInfo =
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PagingInfo(pageSize: pagingOptions.pageSize,
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cursor: if pagingOptions.cursor.isSome: pagingOptions.cursor.get else: Index(),
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direction: if pagingOptions.forward: PagingDirection.FORWARD else: PagingDirection.BACKWARD)
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proc toPagingOptions*(pagingInfo: PagingInfo): StorePagingOptions =
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StorePagingOptions(pageSize: pagingInfo.pageSize,
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cursor: some(pagingInfo.cursor),
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forward: if pagingInfo.direction == PagingDirection.FORWARD: true else: false)
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proc toStoreResponse*(historyResponse: HistoryResponse): StoreResponse =
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StoreResponse(messages: historyResponse.messages,
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pagingOptions: if historyResponse.pagingInfo != PagingInfo(): some(historyResponse.pagingInfo.toPagingOptions()) else: none(StorePagingOptions))
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proc toWakuMessage*(relayMessage: WakuRelayMessage, version: uint32): WakuMessage =
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# @TODO global definition for default content topic
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const defaultCT = 0
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WakuMessage(payload: relayMessage.payload,
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contentTopic: if relayMessage.contentTopic.isSome: relayMessage.contentTopic.get else: defaultCT,
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version: version)
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proc toWakuMessage*(relayMessage: WakuRelayMessage, version: uint32, rng: ref BrHmacDrbgContext, symkey: Option[SymKey], pubKey: Option[keys.PublicKey]): WakuMessage =
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# @TODO global definition for default content topic
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const defaultCT = 0
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let payload = Payload(payload: relayMessage.payload,
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dst: pubKey,
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symkey: symkey)
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WakuMessage(payload: payload.encode(version, rng[]).get(),
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contentTopic: if relayMessage.contentTopic.isSome: relayMessage.contentTopic.get else: defaultCT,
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version: version)
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proc toWakuRelayMessage*(message: WakuMessage, symkey: Option[SymKey], privateKey: Option[keys.PrivateKey]): WakuRelayMessage =
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# @TODO global definition for default content topic
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let
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keyInfo = if symkey.isSome(): KeyInfo(kind: Symmetric, symKey: symkey.get())
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elif privateKey.isSome(): KeyInfo(kind: Asymmetric, privKey: privateKey.get())
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else: KeyInfo(kind: None)
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decoded = decodePayload(message, keyInfo)
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WakuRelayMessage(payload: decoded.get().payload,
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contentTopic: some(message.contentTopic))
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