import {z} from 'zod'

export type GetApiV1UnitConversionsArgs = {ItemCode?: string | undefined, FromUnitId?: string | undefined, ToUnitId?: string | undefined, Item?: string | undefined, Page?: number | undefined, PageSize?: number | undefined, SortColumn?: string | undefined, SortOrder?: string | undefined, Account: unknown};

export type GetApiV1UnitConversionsOptions = {baseUrl: string, OAuth2?: string | undefined, fetch?: typeof fetch | undefined};

export const roundOffType = z.union([z.literal(0), z.literal(1), z.literal(2)]);

export const itemResponseBase = z.object({id: z.number().int().optional(), code: z.string().nullable().optional(), name: z.string().nullable().optional()});

export const unitConversionResponse = z.object({id: z.number().int().optional(), fromUnitId: z.string().nullable().optional(), toUnitId: z.string().nullable().optional(), factor: z.number().optional(), decimals: z.number().int().optional(), roundOffType: roundOffType.optional(), item: itemResponseBase.optional()});

export const unitConversionResponsePagedResult = z.object({pageSize: z.number().int().optional(), page: z.number().int().optional(), totalCount: z.number().int().optional(), filteredCount: z.number().int().optional(), data: z.array(unitConversionResponse).nullable().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
};

/**
 * Get all unit conversions
 * 
 * GET /v1/UnitConversions
 */
export const getApiV1UnitConversions = async (args: GetApiV1UnitConversionsArgs, options: GetApiV1UnitConversionsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (args.ItemCode != null) query.append("ItemCode", String(args.ItemCode))
if (args.FromUnitId != null) query.append("FromUnitId", String(args.FromUnitId))
if (args.ToUnitId != null) query.append("ToUnitId", String(args.ToUnitId))
if (args.Item != null) query.append("Item", String(args.Item))
if (args.Page != null) query.append("Page", String(args.Page))
if (args.PageSize != null) query.append("PageSize", String(args.PageSize))
if (args.SortColumn != null) query.append("SortColumn", String(args.SortColumn))
if (args.SortOrder != null) query.append("SortOrder", String(args.SortOrder))
if (args.Account != null) query.append("Account", String(args.Account))
if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

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