type Address = string
type PositiveStringNumber = string

export interface DelegationBaseRequest {
  chain: string
  token: string
}

export interface ApproveDelegationRequest extends DelegationBaseRequest {
  delegateAddress: Address
  amount: PositiveStringNumber
}

export interface RevokeDelegationRequest extends DelegationBaseRequest {
  delegateAddress: Address
}

export interface GetDelegationStatusRequest extends DelegationBaseRequest {
  delegateAddress: Address
}

export interface ConstructedEipTransaction {
  from: string
  to: string
  data?: string
  value?: string
}

export type ConstructedSolanaTransaction = string

export interface ApproveDelegationMetadata {
  chainId: string
  delegateAmount: string
  delegateAmountRaw?: string
  delegateAddress: Address
  tokenSymbol: string
  tokenAddress?: string
  ownerAddress?: Address
  tokenAccount?: string
  tokenMint?: string
  tokenDecimals?: number
  lastValidBlockHeight?: string
  serializedTransactionBase64Encoded?: string
  serializedTransactionBase58Encoded?: string
  unsignedTransactionMessage?: unknown
}

export interface RevokeDelegationMetadata {
  chainId: string
  revokedAddress: Address
  tokenSymbol: string
  tokenAddress?: string
  ownerAddress?: Address
  tokenAccount?: string
}

export interface ApproveDelegationResponse {
  transactions?: ConstructedEipTransaction[]
  encodedTransactions?: ConstructedSolanaTransaction[]
  metadata?: ApproveDelegationMetadata
}

export interface RevokeDelegationResponse {
  transactions?: ConstructedEipTransaction[]
  encodedTransactions?: ConstructedSolanaTransaction[]
  metadata?: RevokeDelegationMetadata
}

export interface DelegationStatus {
  address: Address
  delegateAmount: string
  delegateAmountRaw: string
}

export interface DelegationStatusResponse {
  chainId: string
  token: string
  tokenAddress: string
  tokenAccount?: string
  balance?: string
  balanceRaw?: string
  delegations: DelegationStatus[]
}

export interface TransferFromRequest {
  chain: string
  token: string
  fromAddress: string
  toAddress: string
  amount: string
}

export interface TransferAsDelegateMetadata {
  amount: string
  amountRaw: string
  chainId: string
  delegateAddress?: Address
  lastValidBlockHeight?: string
  needsRecipientTokenAccount?: boolean
  ownerAddress?: Address
  recipientAddress?: Address
  serializedTransactionBase58Encoded?: string
  serializedTransactionBase64Encoded?: string
  tokenAddress?: string
  tokenSymbol?: string
  tokenDecimals?: number
  unsignedTransactionMessage?: unknown
}

export interface TransferFromResponse {
  transactions?: ConstructedEipTransaction[]
  encodedTransactions?: ConstructedSolanaTransaction[]
  metadata: TransferAsDelegateMetadata
}

/**
 * Progress event for delegation submit flows (`approveAndSubmit`, `revokeAndSubmit`, `transferAndSubmit`).
 */
export interface DelegationSubmitProgress {
  step: 'signing' | 'submitted'
  index: number
  total: number
  hash?: string
}