import { DisplayVariable } from "./DisplayVariable"
import { Abi, AbiFunction } from "abitype"
import {
  Contract,
  ContractName,
  GenericContract,
  InheritedFunctions,
} from "~~/utils/xchange/contract"

export const ContractVariables = ({
  refreshDisplayVariables,
  deployedContractData,
}: {
  refreshDisplayVariables: boolean
  deployedContractData: Contract<ContractName>
}) => {
  if (!deployedContractData) {
    return null
  }

  const functionsToDisplay = (
    (deployedContractData.abi as Abi).filter(
      part => part.type === "function"
    ) as AbiFunction[]
  )
    .filter(fn => {
      const isQueryableWithNoParams =
        (fn.stateMutability === "view" || fn.stateMutability === "pure") &&
        fn.inputs.length === 0
      return isQueryableWithNoParams
    })
    .map(fn => {
      return {
        fn,
        inheritedFrom: (
          (deployedContractData as GenericContract)
            ?.inheritedFunctions as InheritedFunctions
        )?.[fn.name],
      }
    })
    .sort((a, b) =>
      b.inheritedFrom ? b.inheritedFrom.localeCompare(a.inheritedFrom) : 1
    )

  if (!functionsToDisplay.length) {
    return <>No contract variables</>
  }

  return (
    <>
      {functionsToDisplay.map(({ fn, inheritedFrom }) => (
        <DisplayVariable
          abi={deployedContractData.abi as Abi}
          abiFunction={fn}
          contractAddress={deployedContractData.address}
          key={fn.name}
          refreshDisplayVariables={refreshDisplayVariables}
          inheritedFrom={inheritedFrom}
        />
      ))}
    </>
  )
}