import {z} from 'zod'

export type GetApiVerifyV1EmailArgs = {address: string, verifyCatchAll?: boolean | undefined};

export type GetApiVerifyV1EmailOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const restverifyEmailVerificationRisk = z.object({isFirewalled: z.boolean().optional(), isFreeProvider: z.boolean().optional(), isMailboxFull: z.boolean().optional(), isPrimaryDomain: z.boolean().optional(), isRoleMailbox: z.boolean().optional(), isSystemGenerated: z.boolean().optional()});

export const restverifyEmailVerificationSyntax = z.object({domain: z.string().optional(), isValid: z.boolean().optional(), user: z.string().optional()});

export const restverifyEmailVerificationRecord = z.object({alternateEmail: z.string().optional(), deliverable: z.string().optional(), emailAddress: z.string().optional(), isCatchAll: z.boolean().optional(), isRisky: z.boolean().optional(), provider: z.string().optional(), risk: restverifyEmailVerificationRisk.optional(), secureGatewayProvider: z.string().optional(), syntax: restverifyEmailVerificationSyntax.optional()});

export const restverifyEmailVerificationResponse = z.object({email: restverifyEmailVerificationRecord.optional(), requestId: z.string().optional(), status: z.string().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
};

/**
 * Verify single email address
 * 
 * GET /verify/v1/email
 */
export const getApiVerifyV1Email = async (args: GetApiVerifyV1EmailArgs, options?: GetApiVerifyV1EmailOptions) => {
const {baseUrl = "https://api.customeros.ai", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.address != null) query.append("address", String(args.address))
if (args.verifyCatchAll != null) query.append("verifyCatchAll", String(args.verifyCatchAll))
if (ApiKeyAuth !== undefined) headers.set("X-CUSTOMER-OS-API-KEY", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/verify/v1/email${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

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

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