import {z} from 'zod'

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

export const dynamicQrRecord = z.object({slug: z.string(), destination: z.string(), label: z.string(), status: z.enum(["active", "paused"]), version: z.number().int().gte(1), createdAt: z.string(), updatedAt: z.string()});

export const dynamicQrAnalyticsSummary = z.object({available: z.boolean(), approximate: z.literal(true), retentionDays: z.literal(90), dailyCountLimit: z.literal(100000), totalScans: z.number().int().gte(0).optional(), daily: z.array(z.object({date: z.string(), count: z.number().int().gte(1).lte(100000)})).optional(), lastCountedAt: z.string().optional()});

export const dynamicQrManageResponse = z.object({success: z.boolean(), record: dynamicQrRecord, redirectUrl: z.string(), analytics: dynamicQrAnalyticsSummary.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
};

/**
 * Read a dynamic QR record
 * 
 * GET /api/dynamic-qr/{slug}
 */
export const getApiApiDynamicQrSlug = async (options?: GetApiApiDynamicQrSlugOptions) => {
const {baseUrl = "https://qrcodecrafter.com", fetch: fetchFn = fetch, DynamicQrBearer} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/dynamic-qr/${encodeURIComponent(String(args.slug))}${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(dynamicQrManageResponse, await res.json())
};