import {z} from 'zod'

export type DashboardPost = {graphs?: Array<string> | undefined};

export type CreateApiDashboardsArgs = {sellerId?: number | undefined, warehouse?: string | undefined, range?: string | undefined, rangeStart?: string | undefined, rangeEnd?: string | undefined, body: DashboardPost};

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

export const data = z.object({slug: z.string().optional(), data: z.array(z.string()).optional(), labels: z.array(z.string()).optional()});

export const error = z.object({graph: z.string().optional(), reason: z.string().optional()});

export const response = z.object({data: z.array(data).optional(), errors: z.array(error).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
};

/**
 * Request dashboards
 * 
 * POST /dashboards
 */
export const createApiDashboards = async (args: CreateApiDashboardsArgs, options?: CreateApiDashboardsOptions) => {
const {baseUrl = "https://api.quivo.co", fetch: fetchFn = fetch} = options ?? {}

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

if (args.sellerId != null) query.append("sellerId", String(args.sellerId))
if (args.warehouse != null) query.append("warehouse", String(args.warehouse))
if (args.range != null) query.append("range", String(args.range))
if (args.rangeStart != null) query.append("rangeStart", String(args.rangeStart))
if (args.rangeEnd != null) query.append("rangeEnd", String(args.rangeEnd))

const url = `${baseUrl.replace(/\/+$/, '')}/dashboards${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", 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(response, await res.json())
};