dagger-contracts/test/ids.js

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const { ethers } = require("hardhat")
const { keccak256, defaultAbiCoder } = ethers.utils
function requestId(request) {
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const Ask = "tuple(int64, uint256, uint256, uint256, uint256, uint256, int64)"
const Erasure = "tuple(uint64)"
const PoR = "tuple(bytes, bytes, bytes)"
const Content = "tuple(string, " + Erasure + ", " + PoR + ")"
const Request =
"tuple(address, " + Ask + ", " + Content + ", uint256, bytes32)"
return keccak256(defaultAbiCoder.encode([Request], requestToArray(request)))
}
function askToArray(ask) {
return [
ask.slots,
ask.slotSize,
ask.duration,
ask.proofProbability,
ask.reward,
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ask.collateral,
ask.maxSlotLoss,
]
}
function erasureToArray(erasure) {
return [erasure.totalChunks]
}
function porToArray(por) {
return [por.u, por.publicKey, por.name]
}
function contentToArray(content) {
return [content.cid, erasureToArray(content.erasure), porToArray(content.por)]
}
function requestToArray(request) {
return [
[
request.client,
askToArray(request.ask),
contentToArray(request.content),
request.expiry,
request.nonce,
],
]
}
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function slotId(slot) {
const types = "tuple(bytes32, uint256)"
const values = [slot.request, slot.index]
const encoding = defaultAbiCoder.encode([types], [values])
return keccak256(encoding)
}
module.exports = {
requestId,
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slotId,
requestToArray,
askToArray,
}