import {z} from 'zod'

export type ParameterFormat = 'text' | 'number' | 'date' | 'invoice_date' | 'invoice_number' | 'code' | 'label' | 'unit_price' | 'total_price' | 'quantity' | 'quantity_unit' | 'empty' | 'default' | 'boolean' | 'unit' | 'invoice_amount' | 'document_name' | 'fraud_verdict';

export type ParameterApiCreate = {name: string, template_id: number, type: string, format: ParameterFormat, desc?: (string | null) | undefined, position?: (number | null) | undefined};

export type CreateApiV1CreateFieldArgs = {body: ParameterApiCreate};

export type CreateApiV1CreateFieldOptions = {baseUrl: string, HTTPBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const parameterApiOut = z.object({name: z.string().nullable().optional(), type: z.string().nullable().optional(), desc: z.string().nullable().optional(), format: z.string().nullable().optional(), position: z.number().int().nullable().optional(), id: z.number().int(), template_id: z.number().int()});

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 Field
 * 
 * POST /v1/create_field/
 */
export const createApiV1CreateField = async (args: CreateApiV1CreateFieldArgs, options: CreateApiV1CreateFieldOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/create_field/${query.size > 0 ? `?${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(parameterApiOut, await res.json())
};