import {z} from 'zod'

export type Address = {line1: string, line2?: (string | null) | undefined, city: string, state: string, postal_code: string, country: string};

export type BeneficialOwner = {first_name: string, last_name: string, date_of_birth: string, address: Address, ssn_last_4: string, ownership_percentage?: number | undefined};

export type AuthorizedSigner = {first_name?: string | undefined, last_name?: string | undefined, email?: string | undefined, title?: string | undefined, phone?: string | undefined};

export type InlineDocumentDownloadRequest = {filename: string, filetype: string, download_url: string};

export type CreateMerchantRequest = {reference_id?: (string | null) | undefined, legal_business_name: string, business_address: Address, business_email: string, business_phone: string, entity_type: 'corporation' | 'llc' | 'sole_proprietorship' | 'partnership' | 'non_profit', formation_state: string, ein: string, dba_name?: string | undefined, annual_revenue?: number | undefined, years_in_business?: number | undefined, industry?: string | undefined, business_description?: string | undefined, website?: string | undefined, estimated_monthly_net_terms_volume?: number | undefined, existing_net_terms_info?: {[key: string]: unknown} | undefined, beneficial_owners?: Array<BeneficialOwner> | undefined, authorized_signer?: AuthorizedSigner | undefined, plaid_access_token?: string | undefined, bank_account_number?: string | undefined, bank_routing_number?: string | undefined, metadata?: {[key: string]: unknown} | undefined, bank_statements?: Array<InlineDocumentDownloadRequest> | undefined, financial_statements?: Array<InlineDocumentDownloadRequest> | undefined, credit_references?: Array<InlineDocumentDownloadRequest> | undefined, personal_guarantee?: Array<InlineDocumentDownloadRequest> | undefined, other_documents?: Array<InlineDocumentDownloadRequest> | undefined};

export type CreateApiMerchantsArgs = {body: CreateMerchantRequest};

export type CreateApiMerchantsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const address = z.object({line1: z.string(), line2: z.string().nullable().optional(), city: z.string(), state: z.string(), postal_code: z.string(), country: z.string()});

export const documentIngestionResult = z.object({document_id: z.string().nullable().optional(), document_type: z.enum(["bank_statements", "financial_statements", "credit_references", "personal_guarantee", "other"]).optional(), filename: z.string().optional(), download_url: z.string().optional(), status: z.enum(["queued", "failed"]).optional(), error_code: z.string().nullable().optional(), error_message: z.string().nullable().optional()});

export const documentIngestionSummary = z.object({requested_count: z.number().int().optional(), queued_count: z.number().int().optional(), failed_count: z.number().int().optional(), results: z.array(documentIngestionResult).optional()});

export const merchant = z.object({id: z.string().optional(), reference_id: z.string().nullable().optional(), legal_business_name: z.string().optional(), dba_name: z.string().nullable().optional(), business_address: address.optional(), business_email: z.string().optional(), business_phone: z.string().optional(), entity_type: z.enum(["corporation", "llc", "sole_proprietorship", "partnership", "non_profit"]).optional(), formation_state: z.string().optional(), industry: z.string().nullable().optional(), website: z.string().nullable().optional(), underwriting_status: z.string().optional(), seller_amount_approved: z.number().int().nullable().optional(), active_subscription: z.object({id: z.string().optional(), tier: z.string().optional()}).nullable().optional(), metadata: z.record(z.string(), z.unknown()).optional(), document_ingestion: documentIngestionSummary.optional(), created_at: z.string().optional(), updated_at: 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
};

/**
 * Create Merchant
 * 
 * POST /merchants
 * 
 * Also accepts auth: basicAuth
 */
export const createApiMerchants = async (args: CreateApiMerchantsArgs, options?: CreateApiMerchantsOptions) => {
const {baseUrl = "https://app-sandbox.resolvepay.com/api", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/merchants${query.size > 0 ? `?${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(merchant, await res.json())
};