import {z} from 'zod'

export type GetApiItemsArgs = {limit?: number | undefined, offset?: number | undefined, order_by?: string | undefined, dir?: ('asc' | 'desc') | undefined, return_object?: ('limited' | 'shallow' | 'none') | undefined, filter?: string | undefined};

export type GetApiItemsOptions = {baseUrl?: string | undefined, OAuth2AccessCode?: string | undefined, fetch?: typeof fetch | undefined};

export const userSimple = z.object({"avatar-thumb-url": z.string().optional(), "created-at": z.string().optional(), email: z.string(), "employee-number": z.string().optional(), firstname: z.string(), fullname: z.string().optional(), id: z.number().int().optional(), lastname: z.string(), login: z.string(), "salesforce-id": z.string(), "updated-at": z.string().optional()});

export const commodity: z.ZodType<Commodity> = z.object({active: z.boolean().optional(), category: z.enum(["goods", "services"]).optional(), "created-at": z.string().optional(), "created-by": userSimple.optional(), deductibility: z.enum(["fully_deductible", "partially_deductible", "not_deductible"]).optional(), id: z.number().int().optional(), "imported-from-taxonomy": z.boolean().optional(), name: z.string(), parent: z.lazy(() => commodity.optional()), preferred: z.enum(["Yes", "No", "Automatic", "Always", "Never"]).optional(), subcategory: z.enum(["raw_materials", "investment_goods", "services_exceptions"]).optional(), "translated-name": z.string().optional(), "updated-at": z.string().optional(), "updated-by": userSimple.optional()});

export const uom = z.object({active: z.boolean().optional(), "allowable-precision": z.number().int(), code: z.string(), "created-at": z.string().optional(), "created-by": userSimple.optional(), id: z.number().int().optional(), name: z.string(), "updated-at": z.string().optional(), "updated-by": userSimple.optional()});

export const form = z.object({"created-at": z.string().optional(), "created-by": userSimple.optional(), "form-type": z.string().optional(), id: z.number().int().optional(), name: z.string(), status: z.string().optional(), "updated-at": z.string().optional(), "updated-by": userSimple.optional()});

export const sustainabilityDetail = z.object({"created-at": z.string().optional(), id: z.number().int().optional(), level: z.number().int().optional(), title: z.string().optional(), "updated-at": z.string().optional(), url: z.string().optional()});

export const itemTaxDetail = z.object({cfop: z.string().optional(), "created-at": z.string().optional(), id: z.number().int().optional(), ncm: z.string().optional(), "updated-at": z.string().optional()});

export const item = z.object({active: z.boolean().optional(), "allow-partial-quantity": z.boolean().optional(), commodity: commodity.optional(), "connect-item-id": z.number().int().optional(), "consumption-quantity": z.number().int().optional(), "consumption-uom": uom.optional(), "created-at": z.string().optional(), "created-by": userSimple.optional(), description: z.string(), "dual-uom-allowed": z.boolean().optional(), "external-image-url": z.string().optional(), id: z.number().int().optional(), "image-url": z.string().optional(), "inventory-lot-expiration-type": z.string().optional(), "inventory-lot-tracking-enabled": z.boolean().optional(), "item-number": z.string().optional(), "item-type": z.string().optional(), "manufacturer-name": z.string(), "manufacturer-part-number": z.string().optional(), name: z.string(), "net-weight": z.number(), "net-weight-uom": uom.optional(), "pack-qty": z.number(), "pack-uom": uom.optional(), "pack-uom-id": z.number().int(), "pack-weight": z.number(), "receive-catch-weight": z.boolean().optional(), "receiving-form": form.optional(), "reorder-alerts": z.string().optional(), "reorder-point": z.number().optional(), "require-asset-tag": z.boolean().optional(), "require-inspection": z.boolean().optional(), "storage-quantity": z.number().int().optional(), "storage-uom": uom.optional(), "sustainability-detail": sustainabilityDetail.optional(), "tax-detail": itemTaxDetail.optional(), uom: uom.optional(), "updated-at": z.string().optional(), "updated-by": userSimple.optional(), "use-pack-weight": z.boolean().optional()});

export const getApiItemsResponse = z.array(item);

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
};

/**
 * Query items
 * 
 * GET /items
 * 
 * Also accepts auth: OAuth2ClientCredential
 */
export const getApiItems = async (args: GetApiItemsArgs, options?: GetApiItemsOptions) => {
const {baseUrl = "https://r38.coupadev.com/api", fetch: fetchFn = fetch, OAuth2AccessCode} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.order_by != null) query.append("order_by", String(args.order_by))
if (args.dir != null) query.append("dir", String(args.dir))
if (args.return_object != null) query.append("return_object", String(args.return_object))
if (args.filter != null) query.append("filter", String(args.filter))
if (OAuth2AccessCode !== undefined) headers.set('authorization', `Bearer ${OAuth2AccessCode}`)

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(getApiItemsResponse, await res.json())
};