import {z} from 'zod'

export type DocumentBody = {name: string, extension: string, type: 'contract' | 'license' | 'passport' | 'utility' | 'other' | 'internal' | 'identification_card' | 'residence_permit' | 'canada_provincial_id' | 'indigenous_card' | 'paystub' | 'bank_statement' | 'w2' | '1099' | '1120' | '1065' | 't1' | 't4' | 'w9' | 'deposited_check' | 'voided_check' | 'social_security_card' | 'h1b' | 'passport_card' | 'credit_report' | 'iso_app' | 'brokerage_statement' | 'lease' | 'document' | 'ucc1' | 'incorporation_certificate' | 'good_standing_certificate', note?: string | undefined, note_author_agent_email?: string | undefined};

export type CreateApiDocumentsArgs = {body: DocumentBody};

export type CreateApiDocumentsOptions = {baseUrl?: string | undefined, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const documentNotes = z.object({note: z.string().optional(), note_author_agent_email: z.string().optional(), created_at: z.number().optional(), updated_at: z.number().optional()});

export const document = z.object({document_token: z.string().optional(), type: z.enum(["contract", "license", "passport", "utility", "other", "internal", "identification_card", "residence_permit", "canada_provincial_id", "indigenous_card", "paystub", "bank_statement", "w2", "1099", "1120", "1065", "t1", "t4", "w9", "deposited_check", "voided_check", "social_security_card", "h1b", "passport_card", "credit_report", "iso_app", "brokerage_statement", "lease", "document", "ucc1", "incorporation_certificate", "good_standing_certificate"]).optional(), name: z.string().optional(), extension: z.string().optional(), uploaded: z.boolean().optional(), timestamp: z.number().optional(), approved: z.string().optional(), approval_agent_email: z.string().optional(), approval_timestamp: z.number().optional(), notes: z.array(documentNotes).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
};

/**
 * Describe a Document Before an Entity is Created
 * 
 * POST /documents
 * 
 * Also accepts auth: basic
 */
export const createApiDocuments = async (args: CreateApiDocumentsArgs, options?: CreateApiDocumentsOptions) => {
const {baseUrl = "https://sandbox.alloy.co/v1", fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

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