import {z} from 'zod'

export type GetApiApiExternalV2DealsDealIdMemosMemoUuidArgs = {deal_id: number, memo_uuid: string, quality?: string | undefined};

export type GetApiApiExternalV2DealsDealIdMemosMemoUuidOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

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

export const memoVaultRef = z.object({id: z.number().int(), type: z.enum(["resources", "shared"]), title: z.string().nullable().optional()});

export const memoPdfVersionResponse = z.object({quality: z.string(), status: z.string(), pdf_url: z.string().nullable()});

export const memoDetailResponse = z.object({uuid: z.string(), title: z.string().nullable(), memo_type: z.string().nullable(), status: z.string(), published_at: z.string().nullable(), updated_at: z.string(), created_by: memoCreatedByResponse.nullable(), pdf_generation_status: z.string().nullable(), pdf_ready: z.boolean(), memo_url: z.string(), vaults: z.array(memoVaultRef).optional(), pdf_url: z.string().nullable(), pdf_versions: z.array(memoPdfVersionResponse)});

export const memoObjectResponse = z.object({request_id: z.string(), timestamp: z.string(), data: memoDetailResponse});

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 Deal Memo
 * 
 * GET /api/external/v2/deals/{deal_id}/memos/{memo_uuid}
 */
export const getApiApiExternalV2DealsDealIdMemosMemoUuid = async (args: GetApiApiExternalV2DealsDealIdMemosMemoUuidArgs, options: GetApiApiExternalV2DealsDealIdMemosMemoUuidOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.quality != null) query.append("quality", String(args.quality))

const url = `${baseUrl.replace(/\/+$/, '')}/api/external/v2/deals/${encodeURIComponent(String(args.deal_id))}/memos/${encodeURIComponent(String(args.memo_uuid))}${query.size > 0 ? `?${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(memoObjectResponse, await res.json())
};