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38 lines
1.0 KiB
Nim
38 lines
1.0 KiB
Nim
import std/uri
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import pkg/json_rpc/rpcclient
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import ../basics
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import ../provider
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import ./rpccalls
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export basics
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export provider
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type JsonRpcProvider* = ref object of Provider
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client: Future[RpcClient]
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const defaultUrl = "http://localhost:8545"
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proc connect(_: type RpcClient, url: string): Future[RpcClient] {.async.} =
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case parseUri(url).scheme
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of "ws", "wss":
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let client = newRpcWebSocketClient()
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await client.connect(url)
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return client
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else:
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let client = newRpcHttpClient()
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await client.connect(url)
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return client
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proc new*(_: type JsonRpcProvider, url=defaultUrl): JsonRpcProvider =
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JsonRpcProvider(client: RpcClient.connect(url))
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proc send*(provider: JsonRpcProvider,
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call: string,
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arguments = %(@[])): Future[JsonNode] {.async.} =
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let client = await provider.client
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return await client.call(call, arguments)
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proc listAccounts*(provider: JsonRpcProvider): Future[seq[Address]] {.async.} =
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let client = await provider.client
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return await client.eth_accounts()
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