import {z} from 'zod'

export type Options = 'validation';

export type Chains = 'arbitrum' | 'avalanche' | 'base' | 'base-sepolia' | 'bsc' | 'ethereum' | 'ethereum-sepolia' | 'optimism' | 'polygon' | 'zksync' | 'zksync-sepolia' | 'zora' | 'linea' | 'blast' | 'scroll' | 'avalanche-fuji' | 'degen' | 'gnosis' | 'soneium-minato' | 'ronin' | 'apechain' | 'berachain' | 'ink-sepolia' | 'ink' | 'abstract' | 'abstract-testnet' | 'metacade' | 'metacade-testnet' | 'soneium' | 'unichain' | 'lordchain-testnet' | 'lordchain' | 'sei' | 'flow-evm' | 'hyperevm' | 'megaeth' | 'katana' | 'plume' | 'solana' | 'bitcoin' | 'xlayer' | 'monad' | 'monad-testnet' | 'tron' | 'kaia' | 'plasma' | 'mantle' | 'robinhood' | 'arc' | 'flare';

export type AssetAddress = {address: string};

export type AssetSymbol = {symbol: string};

export type Data = {chain: Chains, transaction_action?: ('deposit' | 'withdrawal') | undefined, from?: string | undefined, to: string, amount: number, asset: AssetAddress | AssetSymbol};

export type RoutersChainAgnosticModelsRequestAccount = {account_id: string, account_creation_timestamp?: string | undefined, user_age?: number | undefined, user_country_code?: string | undefined, account_addresses?: Array<string> | undefined};

export type RoutersChainAgnosticModelsRequestConnection = {user_agent?: string | undefined, ip_address: unknown, origin?: string | undefined, walletconnect_name?: string | undefined, walletconnect_description?: string | undefined};

export type ScanRequestMetadata = {domain?: string | undefined, non_dapp?: boolean | undefined, account?: RoutersChainAgnosticModelsRequestAccount | undefined, connection?: RoutersChainAgnosticModelsRequestConnection | undefined};

export type TransactionScanRequest = {options: Array<Options>, data: Data, metadata: ScanRequestMetadata};

export type CreateApiV0TransactionScanArgs = {body: TransactionScanRequest};

export type CreateApiV0TransactionScanOptions = {baseUrl?: string | undefined, APIKey?: string | undefined, fetch?: typeof fetch | undefined};

export const transactionScanStatus = z.enum(["Success", "Error"]);

export const routersChainAgnosticModelsResponseValidationResultType = z.enum(["Malicious", "Warning", "Benign", "High-Risk"]);

export const routersChainAgnosticModelsResponseFeatureType = z.enum(["Malicious", "Warning", "Benign", "High-Risk", "Info"]);

export const addressFeature = z.object({entity: z.literal("address").optional(), type: routersChainAgnosticModelsResponseFeatureType, feature_id: z.string(), description: z.string(), address: z.string(), associated_urls: z.array(z.string())});

export const urlFeature = z.object({entity: z.literal("url").optional(), type: routersChainAgnosticModelsResponseFeatureType, feature_id: z.string(), description: z.string(), url: z.string()});

export const transactionFeature = z.object({entity: z.literal("transaction").optional(), type: routersChainAgnosticModelsResponseFeatureType, feature_id: z.string(), description: z.string()});

export const validationResult = z.object({status: transactionScanStatus, result_type: routersChainAgnosticModelsResponseValidationResultType, classification: z.string(), description: z.string(), features: z.array(z.union([addressFeature, urlFeature, transactionFeature])).optional()});

export const scanResult = z.object({validation: validationResult, platform_url: z.string().nullable().optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Scan Transaction
 * 
 * POST /v0/transaction/scan
 * 
 * Also accepts auth: ClientID
 */
export const createApiV0TransactionScan = async (args: CreateApiV0TransactionScanArgs, options?: CreateApiV0TransactionScanOptions) => {
const {baseUrl = "https://api.blockaid.io", fetch: fetchFn = fetch, APIKey} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/json")

if (APIKey !== undefined) headers.set("X-API-Key", APIKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v0/transaction/scan${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(scanResult, await res.json())
};