import {z} from 'zod'

export type GetApiReviewsArgs = {limit?: number | undefined, lastEvaluated?: string | undefined, orderBy?: string | undefined, status?: ('approved' | 'pending' | 'rejected') | undefined};

export type GetApiReviewsOptions = {baseUrl?: string | undefined, basic?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const getApiReviewsResponse = z.object({reviews: z.array(z.object({subscriberId: z.string(), reviewId: z.string(), productId: z.string(), attributesWithRating: z.array(z.object({minLabel: z.string().optional(), midLabel: z.string().optional(), maxLabel: z.string().optional(), title: z.string(), type: z.enum(["centered-range", "range"]), value: z.number()})).optional(), body: z.string(), containsProfanity: z.boolean().optional(), dateCreated: z.string(), helpfulCount: z.number().int().optional(), isIncentivized: z.boolean().optional(), isRecommended: z.boolean().optional(), media: z.array(z.object({streamId: z.string(), fullSizeUrl: z.string(), largeUrl: z.string().optional(), thumbnailUrl: z.string(), type: z.enum(["image", "video"]), isHidden: z.boolean()})).optional(), productAttributes: z.array(z.object({title: z.string(), type: z.enum(["drop-down", "multi-value", "single-value"]), value: z.union([z.string(), z.array(z.string())])})).optional(), productName: z.string().optional(), order: z.object({orderId: z.string().optional(), orderNumber: z.string().optional()}).optional(), rating: z.number().int().gte(1).lte(5), reply: z.object({body: z.string(), dateCreated: z.string().optional(), rawBody: z.string().optional(), isPrivate: z.boolean().optional()}).optional(), reviewer: z.object({attributes: z.array(z.object({title: z.string(), type: z.enum(["drop-down", "multi-value", "single-value"]), value: z.union([z.string(), z.array(z.string())])})).optional(), avatarUrl: z.string().optional(), displayName: z.string(), email: z.string().optional(), isVerified: z.boolean().optional(), location: z.object({country: z.object({code: z.string().optional(), name: z.string().optional()}).optional(), zoneCode: z.string().optional()}).optional(), name: z.string(), socialConnection: z.enum(["facebook", "google"]).optional(), verifiedStatus: z.enum(["Verified Buyer", "Verified Reviewer"]).optional()}), reward: z.object({description: z.string().optional(), integration: z.string().optional(), type: z.enum(["coupon", "points", "event"]), value: z.string(), isCouponUpgrade: z.boolean().optional()}).optional(), sentiment: z.enum(["positive", "negative", "neutral", "mixed"]).optional(), status: z.enum(["approved", "pending", "rejected"]), tags: z.array(z.string()).optional(), title: z.string(), unhelpfulCount: z.number().int(), variantId: z.string().optional(), variantName: z.string().optional()})).optional(), nextUrl: z.string().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
};

/**
 * List Reviews
 * 
 * GET /reviews
 */
export const getApiReviews = async (args: GetApiReviewsArgs, options?: GetApiReviewsOptions) => {
const {baseUrl = "https://api.okendo.io/enterprise", fetch: fetchFn = fetch, basic} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.lastEvaluated != null) query.append("lastEvaluated", String(args.lastEvaluated))
if (args.orderBy != null) query.append("orderBy", String(args.orderBy))
if (args.status != null) query.append("status", String(args.status))
if (basic !== undefined) headers.set('authorization', `Basic ${btoa(`${basic.username}:${basic.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/reviews${query.size > 0 ? `?${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(getApiReviewsResponse, await res.json())
};