import type { Address } from 'viem'

export enum TransactionStatus {
  PENDING = 'pending',
  SIGNED = 'signed',
  EXECUTED = 'executed',
  REJECTED = 'rejected',
}

export interface TransactionMetadata {
  to: Address
  value: string
  data: `0x${string}`
  operation?: 0 | 1 // 0 = Call, 1 = DelegateCall
  safeTxGas?: string
  baseGas?: string
  gasPrice?: string
  gasToken?: Address
  refundReceiver?: Address
  nonce?: number
}

export interface TransactionSignature {
  signer: Address
  signature: string
  signedAt: string // ISO 8601 format
}

export interface StoredTransaction {
  safeTxHash: string // This is the transaction ID (no separate id field)
  safeAddress: Address
  chainId: string
  status: TransactionStatus
  metadata: TransactionMetadata
  signatures: TransactionSignature[]
  createdBy: Address
  createdAt: string // ISO 8601 format
  executedAt?: string // ISO 8601 format
  txHash?: string // On-chain transaction hash after execution
}

export interface CreateTransactionInput {
  safeAddress: Address
  to: Address
  value: string
  data: `0x${string}`
  operation?: 0 | 1
}