import {z} from 'zod'

export type GetApiItemsArgs = {offset?: number | undefined, limit?: number | undefined, search?: string | undefined, establishment_id?: string | undefined, 'X-Company-Token': string};

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

export const itemType = z.enum(["producto", "materia", "servicio"]);

export const itemPrice = z.object({id: z.number().int().optional(), precio_lista_id: z.number().int(), cantidad_minima: z.number().int().gte(0), cantidad_maxima: z.number().int().gte(0), precio: z.number().gte(0), unidad_medida_id: z.number().int()});

export const itemUnitConversion = z.object({codigo_unidad_base: z.string().optional(), codigo_unidad_conversion: z.string().optional(), nombre_conversion: z.string().optional(), unidad_medida_id: z.number().int(), factor: z.number().gt(0)});

export const itemStock = z.object({establecimiento_id: z.number().int(), stock_fisico: z.number(), stock_a_recibir: z.number().optional(), stock_reservado: z.number().optional(), stock_minimo: z.number().optional()});

export const currencyType = z.object({id: z.number().int().nullable(), descripcion: z.string(), codigo: z.string(), simbolo: z.string()});

export const appSchemasItemItemOut = z.object({codigo: z.string(), unidad_medida: z.string(), nombre: z.string(), descripcion: z.string().nullable(), precio: z.number(), costo: z.number(), tipo_item: itemType.optional(), tipo_moneda_id: z.number().int().nullable().optional(), lista_de_precios: z.array(itemPrice).nullable().optional(), unidad_de_conversiones: z.array(itemUnitConversion).nullable().optional(), stocks: z.array(itemStock).nullable().optional(), id: z.number().int(), puede_vender: z.boolean(), puede_comprar: z.boolean(), puede_fabricar: z.boolean(), stock_disponible: z.number().int().optional(), tipo_moneda: currencyType.nullable().optional()});

export const itemResource = z.object({total: z.number().int(), limit: z.number().int(), offset: z.number().int(), total_pages: z.number().int(), current_page: z.number().int(), docs: z.array(appSchemasItemItemOut)});

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
};

/**
 * List
 * 
 * GET /items
 */
export const getApiItems = async (args: GetApiItemsArgs, options: GetApiItemsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (args.offset != null) query.append("offset", String(args.offset))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.search != null) query.append("search", String(args.search))
if (args.establishment_id != null) query.append("establishment_id", String(args.establishment_id))
if (args['X-Company-Token'] != null) headers.set("X-Company-Token", String(args['X-Company-Token']))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

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