import {z} from 'zod'

export type UserJourneyId = string;

export type ApplicantId = string;

export type DeclaredData = {name: string, birth_date?: string | undefined};

export type IdentityVerificationBase = {user_journey_id?: UserJourneyId | undefined, applicant_id?: ApplicantId | undefined, declared_data?: DeclaredData | undefined, webhook_url?: string | undefined};

export type IdentityVerificationInputHelper = IdentityVerificationBase;

export type CreateApiV2CreateAndStartIdvArgs = {body: IdentityVerificationInputHelper};

export type CreateApiV2CreateAndStartIdvOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const identityVerificationId = z.string();

export const declaredData = z.object({name: z.string().min(2).max(255), birth_date: z.string().optional()});

export const phonePrefix = z.string();

export const domesticPhoneNumber = z.string();

export const phoneNumber = z.object({country_code: phonePrefix, number: domesticPhoneNumber});

export const halLink = z.object({href: z.string()});

export const identityVerificationHelperLinks = z.object({self: halLink, applicant: halLink, verification_url: halLink});

export const verificationStatuses = z.enum(["created", "pending", "capture_in_progress", "checks_in_progress", "approved", "declined", "retry_required", "refused", "inconclusive"]);

export const responseCode = z.number().int().gte(10000).lte(69999);

export const responseSummary = z.string();

export const responseCodes = z.object({code: responseCode, summary: responseSummary});

export const verificationIdentity = z.object({first_names: z.string().nullable().optional(), full_name: z.string().nullable().optional(), last_name: z.string().nullable().optional(), last_name_at_birth: z.string().nullable().optional(), birth_date: z.string().nullable().optional(), birth_place: z.string().max(255).nullable().optional(), nationality: z.string().optional(), gender: z.union([z.enum(["M", "F", "NA"]), z.literal(""), z.string()]).nullable().optional()});

export const documentTypes = z.enum(["Driving licence", "ID", "Other", "Passport", "Residence Permit", "Travel Document", "Visa"]);

export const countryCodeIso2 = z.string();

export const preSignedUrl = z.string();

export const gender = z.enum(["M", "F"]);

export const document = z.object({personal_number: z.string().max(255).optional(), tax_identification_number: z.string().max(255).optional(), document_type: documentTypes.optional(), document_issuing_country: countryCodeIso2.optional(), permit_obtaining_date: z.string().optional(), permit_expiry_date: z.string().optional(), permit_type_detailed: z.string().max(255).optional(), permit_type_remarks: z.string().max(255).optional(), document_number: z.string().max(255).optional(), document_expiry_date: z.string().optional(), document_issue_date: z.string().optional(), document_issue_place: z.string().max(255).optional(), document_mrz: z.string().optional(), front_image_signed_url: preSignedUrl.optional(), back_image_signed_url: preSignedUrl.optional(), signature_image_signed_url: preSignedUrl.optional(), full_name: z.string().min(2).max(510).optional(), first_names: z.string().min(1).max(255).optional(), last_name: z.string().min(1).max(255).optional(), last_name_at_birth: z.string().min(1).max(255).optional(), birth_date: z.string().optional(), birth_place: z.string().min(1).max(255).optional(), nationality: countryCodeIso2.optional(), gender: gender.optional(), address: z.string().max(1000).optional()});

export const verificationFace = z.object({image_signed_url: z.string().nullable().optional()});

export const riskLabel = z.enum(["multiple_faces_detected", "mcc_not_confident", "risky_document_format", "no_uk_footprint"]);

export const riskLabels = z.array(riskLabel);

export const userJourneyId = z.string();

export const applicantId = z.string();

export const identityVerificationOutputHelper = z.object({id: identityVerificationId, declared_data: declaredData, redirect_url: z.string(), phone_number: phoneNumber.optional(), _links: identityVerificationHelperLinks, created_on: z.string(), modified_on: z.string(), status: verificationStatuses, response_codes: z.array(responseCodes), verified_identity: verificationIdentity.optional(), documents: z.array(document).optional(), face: verificationFace.optional(), verification_policy_version: z.string().optional(), certifications: z.array(z.object({type: z.literal("diatf").optional(), data: z.object({gpg45_profile: z.enum(["M1A", "M1C", "H1A"]).optional(), level_of_confidence: z.enum(["medium", "high"]).optional(), right_to_work: z.string().nullable().optional()}).optional()})), risk_labels: riskLabels, user_journey_id: userJourneyId, applicant_id: applicantId, webhook_url: z.string()});

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 and start an identity verification
 * 
 * POST /v2/create-and-start-idv
 */
export const createApiV2CreateAndStartIdv = async (args: CreateApiV2CreateAndStartIdvArgs, options?: CreateApiV2CreateAndStartIdvOptions) => {
const {baseUrl = "https://api.ubble.ai", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v2/create-and-start-idv${query.size > 0 ? `?${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(identityVerificationOutputHelper, await res.json())
};