import {z} from 'zod'

export type UpdateScaleRegionRequest = {name?: (string | null) | undefined, x?: (number | string | null) | undefined, y?: (number | string | null) | undefined, width?: (number | string | null) | undefined, height?: (number | string | null) | undefined, on_orphan?: ('snap_to_page' | 'delete' | null) | undefined};

export type PatchApiApiV1ScaleRegionsRegionIdArgs = {region_id: string, body: UpdateScaleRegionRequest};

export type PatchApiApiV1ScaleRegionsRegionIdOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const calibrationDataOutput = z.object({drawing_distance: z.string(), drawing_units: z.enum(["in", "ft", "mm", "cm", "m"]), actual_distance: z.string(), actual_units: z.enum(["in", "ft", "mm", "cm", "m"]), source: z.enum(["standard", "manual", "calibrate"]), description: z.string().min(1).max(200)});

export const scaleRegion = z.object({id: z.string(), project_id: z.string(), page_id: z.string(), name: z.string(), color: z.string(), x: z.string(), y: z.string(), width: z.string(), height: z.string(), scale_ratio: z.string().nullable().optional(), calibration: calibrationDataOutput.nullable().optional(), created_at: z.string(), updated_at: z.string(), scale_source: z.enum(["autoset", "user", "import"]), suggested_notation: z.string().nullable().optional(), suggested_ratio: z.string().nullable().optional(), prior_violated: z.boolean().nullable().optional()});

export const scaleRegionMutationResponse = z.object({region: scaleRegion, recomputed_measurement_count: z.number().int()});

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
};

/**
 * Update Scale Region
 * 
 * PATCH /api/v1/scale-regions/{region_id}
 */
export const patchApiApiV1ScaleRegionsRegionId = async (args: PatchApiApiV1ScaleRegionsRegionIdArgs, options: PatchApiApiV1ScaleRegionsRegionIdOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/scale-regions/${encodeURIComponent(String(args.region_id))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(scaleRegionMutationResponse, await res.json())
};