import {z} from 'zod'

export type GetApiDamDownloadTemplatesDownloadTemplateArgs = {downloadTemplate: number};

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

export const downloadTemplateAttributes = z.object({id: z.number().int().optional(), name: z.string().optional(), quality: z.number().int().optional(), format: z.string().optional(), disable_scaling: z.boolean().optional(), height_max: z.number().int().optional(), width_max: z.number().int().optional(), margin: z.number().int().nullable().optional(), margin_top: z.number().int().optional(), margin_right: z.number().int().optional(), margin_bottom: z.number().int().optional(), margin_left: z.number().int().optional(), allow_upscale: z.boolean().optional(), use_clipping_path: z.boolean().optional(), crop_type: z.string().optional(), resize_type: z.string().optional(), keep_color_profile: z.boolean().optional(), use_focal_point: z.boolean().optional(), sort: z.number().int().optional(), bg_color: z.string().nullable().optional(), active: z.boolean().optional(), include_data_in_excel: z.boolean().optional(), max_size: z.number().int().optional(), png_optimize: z.boolean().optional(), crop_setting: z.string().optional(), height: z.number().int().optional(), resize_setting: z.string().optional(), width: z.number().int().optional(), permissions_count: z.number().int().optional(), fixed_type_dont_upscale: z.boolean().optional(), trim: z.boolean().optional(), remove_background: z.boolean().optional(), created_at: z.string().optional(), updated_at: z.string().optional()});

export const downloadTemplate = z.object({type: z.string().optional(), id: z.string().optional(), attributes: downloadTemplateAttributes.optional()});

export const singleDownloadTemplateResponse = z.object({data: downloadTemplate.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
};

/**
 * Returns a single Download Template
 * 
 * GET /dam/download-templates/{downloadTemplate}
 */
export const getApiDamDownloadTemplatesDownloadTemplate = async (args: GetApiDamDownloadTemplatesDownloadTemplateArgs, options: GetApiDamDownloadTemplatesDownloadTemplateOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/dam/download-templates/${encodeURIComponent(String(args.downloadTemplate))}${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(singleDownloadTemplateResponse, await res.json())
};