import {z} from 'zod'

export type GetApiV2PublicBuyOffersArgs = {request_id?: (string | null) | undefined, provider?: (string | null) | undefined, latest_only?: boolean | undefined, page?: number | undefined, page_size?: number | undefined, workspace_id?: (string | null) | undefined, 'X-Workspace-Code'?: string | undefined};

export type GetApiV2PublicBuyOffersOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const offerSnapshotData = z.object({id: z.string(), buy_request_id: z.string(), buy_request_line_id: z.string(), sourcing_run_id: z.string().nullable().optional(), provider: z.string(), merchant_key: z.string(), merchant_name: z.string(), merchant_domain: z.string().nullable().optional(), provider_product_id: z.string().nullable().optional(), upid: z.string().nullable().optional(), title: z.string(), variant_title: z.string().nullable().optional(), product_url: z.string().nullable().optional(), image_url: z.string().nullable().optional(), quantity: z.number(), unit_price: z.number().nullable().optional(), shipping_amount: z.number().nullable().optional(), tax_amount: z.number().nullable().optional(), total_amount: z.number().nullable().optional(), currency: z.string().nullable().optional(), availability: z.string().nullable().optional(), delivery_estimate: z.string().nullable().optional(), raw_snapshot: z.record(z.string(), z.unknown()).optional(), snapshot_hash: z.string(), snapshot_version: z.number().int(), captured_at: z.string(), expires_at: z.string().nullable().optional()});

export const offerSnapshotListData = z.object({items: z.array(offerSnapshotData), page: z.number().int(), page_size: z.number().int(), total: z.number().int(), message: z.string().optional()});

export const paginationMeta = z.object({page: z.number().int().gte(1), page_size: z.number().int().gte(1).lte(500), total: z.number().int().gte(0), next_cursor: z.string().nullable().optional()});

export const toastMessageI18n = z.object({en: z.string(), ja: z.string()});

export const toastMessage = z.object({variant: z.enum(["success", "error", "info", "warning"]), code: z.string(), message: z.string(), i18n: toastMessageI18n});

export const envelopeMeta = z.object({ctx_id: z.string(), pagination: paginationMeta.optional(), toast: toastMessage.optional()});

export const listPublicBuyOffersApiV2PublicBuyOffersGet200Envelope = z.object({success: z.literal(true), data: offerSnapshotListData, meta: envelopeMeta});

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 Public Buy Offers
 * 
 * GET /v2/public/buy/offers
 */
export const getApiV2PublicBuyOffers = async (args: GetApiV2PublicBuyOffersArgs, options?: GetApiV2PublicBuyOffersOptions) => {
const {baseUrl = "https://api.sanka.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.request_id != null) query.append("request_id", String(args.request_id))
if (args.provider != null) query.append("provider", String(args.provider))
if (args.latest_only != null) query.append("latest_only", String(args.latest_only))
if (args.page != null) query.append("page", String(args.page))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (args.workspace_id != null) query.append("workspace_id", String(args.workspace_id))
if (args['X-Workspace-Code'] != null) headers.set("X-Workspace-Code", String(args['X-Workspace-Code']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/public/buy/offers${query.size > 0 ? `?${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(listPublicBuyOffersApiV2PublicBuyOffersGet200Envelope, await res.json())
};