import {z} from 'zod'

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 RiskExposureSupportedChains = 'ethereum' | 'base' | 'bsc' | 'arbitrum' | 'optimism' | 'aster' | 'polygon' | 'hyperevm' | 'hyperliquid' | 'lighter' | 'tron' | 'bitcoin' | 'solana' | 'polymarket';

export type Proximity = 'overall' | 'ownership' | 'counterparty' | 'indirect';

export type RiskExposureAddressScanRequest = {address: string, metadata?: ScanRequestMetadata | undefined, chain: RiskExposureSupportedChains, proximity?: Proximity | undefined};

export type CreateApiV0AddressRiskExposureArgs = {body: RiskExposureAddressScanRequest};

export type CreateApiV0AddressRiskExposureOptions = {baseUrl?: string | undefined, APIKey?: string | undefined, fetch?: typeof fetch | undefined};

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

export const riskSummary = z.object({risk_level: routersChainAgnosticModelsResponseValidationResultType, total_usd: z.number(), total_malicious_exposure: z.number()});

export const riskExposure = z.object({category: z.string(), amount_usd: z.number(), percentage: z.number(), risk_level: routersChainAgnosticModelsResponseValidationResultType});

export const proximity = z.enum(["overall", "ownership", "counterparty", "indirect"]);

export const proximityRing = z.object({risk_summary: riskSummary, exposures: z.array(riskExposure)});

export const proximityBreakdown = z.object({ownership: proximityRing, counterparty: proximityRing, indirect: proximityRing});

export const riskProfilingResponse = z.object({address: z.string(), name: z.string().optional(), risk_summary: riskSummary, exposures: z.array(riskExposure).optional(), proximity_level: proximity.optional(), proximity: proximityBreakdown.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
};

/**
 * Address Risk Exposure
 * 
 * POST /v0/address/risk-exposure
 * 
 * Also accepts auth: ClientID
 */
export const createApiV0AddressRiskExposure = async (args: CreateApiV0AddressRiskExposureArgs, options?: CreateApiV0AddressRiskExposureOptions) => {
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/address/risk-exposure${query.size > 0 ? `?${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(riskProfilingResponse, await res.json())
};