import pkg/ethers
import pkg/ethers/erc20
import pkg/json_rpc/rpcclient
import pkg/stint
import pkg/chronos
import ../clock
import ./requests
import ./proofs
import ./config

export stint
export ethers except `%`, `%*`, toJson
export erc20 except `%`, `%*`, toJson
export config
export requests

type
  Marketplace* = ref object of Contract

  Marketplace_RepairRewardPercentageTooHigh* = object of SolidityError
  Marketplace_SlashPercentageTooHigh* = object of SolidityError
  Marketplace_MaximumSlashingTooHigh* = object of SolidityError
  Marketplace_InvalidExpiry* = object of SolidityError
  Marketplace_InvalidMaxSlotLoss* = object of SolidityError
  Marketplace_InsufficientSlots* = object of SolidityError
  Marketplace_InvalidClientAddress* = object of SolidityError
  Marketplace_RequestAlreadyExists* = object of SolidityError
  Marketplace_InvalidSlot* = object of SolidityError
  Marketplace_SlotNotFree* = object of SolidityError
  Marketplace_InvalidSlotHost* = object of SolidityError
  Marketplace_AlreadyPaid* = object of SolidityError
  Marketplace_TransferFailed* = object of SolidityError
  Marketplace_UnknownRequest* = object of SolidityError
  Marketplace_InvalidState* = object of SolidityError
  Marketplace_StartNotBeforeExpiry* = object of SolidityError
  Marketplace_SlotNotAcceptingProofs* = object of SolidityError
  Marketplace_SlotIsFree* = object of SolidityError
  Marketplace_ReservationRequired* = object of SolidityError
  Marketplace_NothingToWithdraw* = object of SolidityError
  Proofs_InsufficientBlockHeight* = object of SolidityError
  Proofs_InvalidProof* = object of SolidityError
  Proofs_ProofAlreadySubmitted* = object of SolidityError
  Proofs_PeriodNotEnded* = object of SolidityError
  Proofs_ValidationTimedOut* = object of SolidityError
  Proofs_ProofNotMissing* = object of SolidityError
  Proofs_ProofNotRequired* = object of SolidityError
  Proofs_ProofAlreadyMarkedMissing* = object of SolidityError

proc configuration*(marketplace: Marketplace): MarketplaceConfig {.contract, view.}
proc token*(marketplace: Marketplace): Address {.contract, view.}
proc slashMisses*(marketplace: Marketplace): UInt256 {.contract, view.}
proc slashPercentage*(marketplace: Marketplace): UInt256 {.contract, view.}
proc minCollateralThreshold*(marketplace: Marketplace): UInt256 {.contract, view.}

proc requestStorage*(marketplace: Marketplace, request: StorageRequest): Confirmable {.contract, errors:[Marketplace_InvalidClientAddress, Marketplace_RequestAlreadyExists, Marketplace_InvalidExpiry, Marketplace_InsufficientSlots, Marketplace_InvalidMaxSlotLoss].}
proc fillSlot*(marketplace: Marketplace, requestId: RequestId, slotIndex: UInt256, proof: Groth16Proof): Confirmable {.contract, errors:[Marketplace_InvalidSlot, Marketplace_ReservationRequired, Marketplace_SlotNotFree, Marketplace_StartNotBeforeExpiry, Marketplace_UnknownRequest].}
proc withdrawFunds*(marketplace: Marketplace, requestId: RequestId): Confirmable {.contract, errors:[Marketplace_InvalidClientAddress, Marketplace_InvalidState, Marketplace_NothingToWithdraw, Marketplace_UnknownRequest].}
proc withdrawFunds*(marketplace: Marketplace, requestId: RequestId, withdrawAddress: Address): Confirmable {.contract, errors:[Marketplace_InvalidClientAddress, Marketplace_InvalidState, Marketplace_NothingToWithdraw, Marketplace_UnknownRequest].}
proc freeSlot*(marketplace: Marketplace, id: SlotId): Confirmable {.contract, errors:[Marketplace_InvalidSlotHost, Marketplace_AlreadyPaid, Marketplace_StartNotBeforeExpiry, Marketplace_UnknownRequest, Marketplace_SlotIsFree].}
proc freeSlot*(marketplace: Marketplace, id: SlotId, rewardRecipient: Address, collateralRecipient: Address): Confirmable {.contract, errors:[Marketplace_InvalidSlotHost, Marketplace_AlreadyPaid, Marketplace_StartNotBeforeExpiry, Marketplace_UnknownRequest, Marketplace_SlotIsFree].}
proc getRequest*(marketplace: Marketplace, id: RequestId): StorageRequest {.contract, view, errors:[Marketplace_UnknownRequest].}
proc getHost*(marketplace: Marketplace, id: SlotId): Address {.contract, view.}
proc getActiveSlot*(marketplace: Marketplace, id: SlotId): Slot {.contract, view, errors:[Marketplace_SlotIsFree].}

proc myRequests*(marketplace: Marketplace): seq[RequestId] {.contract, view.}
proc mySlots*(marketplace: Marketplace): seq[SlotId] {.contract, view.}
proc requestState*(marketplace: Marketplace, requestId: RequestId): RequestState {.contract, view, errors:[Marketplace_UnknownRequest].}
proc slotState*(marketplace: Marketplace, slotId: SlotId): SlotState {.contract, view.}
proc requestEnd*(marketplace: Marketplace, requestId: RequestId): SecondsSince1970 {.contract, view.}
proc requestExpiry*(marketplace: Marketplace, requestId: RequestId): SecondsSince1970 {.contract, view.}

proc proofTimeout*(marketplace: Marketplace): UInt256 {.contract, view.}

proc proofEnd*(marketplace: Marketplace, id: SlotId): UInt256 {.contract, view.}
proc missingProofs*(marketplace: Marketplace, id: SlotId): UInt256 {.contract, view.}
proc isProofRequired*(marketplace: Marketplace, id: SlotId): bool {.contract, view.}
proc willProofBeRequired*(marketplace: Marketplace, id: SlotId): bool {.contract, view.}
proc getChallenge*(marketplace: Marketplace, id: SlotId): array[32, byte] {.contract, view.}
proc getPointer*(marketplace: Marketplace, id: SlotId): uint8 {.contract, view.}

proc submitProof*(marketplace: Marketplace, id: SlotId, proof: Groth16Proof): Confirmable {.contract, errors:[Proofs_ProofAlreadySubmitted, Proofs_InvalidProof, Marketplace_UnknownRequest].}
proc markProofAsMissing*(marketplace: Marketplace, id: SlotId, period: UInt256): Confirmable {.contract, errors:[Marketplace_SlotNotAcceptingProofs, Marketplace_StartNotBeforeExpiry, Proofs_PeriodNotEnded, Proofs_ValidationTimedOut, Proofs_ProofNotMissing, Proofs_ProofNotRequired, Proofs_ProofAlreadyMarkedMissing].}

proc reserveSlot*(marketplace: Marketplace, requestId: RequestId, slotIndex: UInt256): Confirmable {.contract.}
proc canReserveSlot*(marketplace: Marketplace, requestId: RequestId, slotIndex: UInt256): bool {.contract, view.}