import {z} from 'zod'

export type TargetingSpec = {userOs?: Array<string> | undefined, userDevice?: Array<string> | undefined, countries?: Array<string> | undefined, regions?: (Array<string | {key: string, name?: string | undefined}>) | undefined, cities?: (Array<string | {key: string, name?: string | undefined, radius?: number | undefined, distanceUnit?: ('mile' | 'kilometer') | undefined}>) | undefined, zips?: (Array<{key: string, name?: string | undefined}>) | undefined, metros?: (Array<{key: string, name?: string | undefined}>) | undefined, countryGroups?: (Array<'africa' | 'asia' | 'europe' | 'north_america' | 'south_america' | 'oceania' | 'central_america' | 'caribbean' | 'eea' | 'euro_area' | 'nafta' | 'mercosur' | 'afta' | 'apec' | 'gcc' | 'cisfta' | 'emerging_markets' | 'itunes_app_store' | 'android_free_store' | 'android_paid_store'>) | undefined, customLocations?: (Array<{latitude: number, longitude: number, radius: number, distanceUnit: 'mile' | 'kilometer', name?: string | undefined, address?: string | undefined}>) | undefined, excludedLocations?: ({countries?: Array<string> | undefined, countryGroups?: (Array<'africa' | 'asia' | 'europe' | 'north_america' | 'south_america' | 'oceania' | 'central_america' | 'caribbean' | 'eea' | 'euro_area' | 'nafta' | 'mercosur' | 'afta' | 'apec' | 'gcc' | 'cisfta' | 'emerging_markets' | 'itunes_app_store' | 'android_free_store' | 'android_paid_store'>) | undefined, regions?: (Array<{key: string, name?: string | undefined}>) | undefined, cities?: (Array<{key: string, radius?: number | undefined, distanceUnit?: ('mile' | 'kilometer') | undefined}>) | undefined, zips?: (Array<{key: string, name?: string | undefined}>) | undefined, places?: Array<{key: string}> | undefined, neighborhoods?: Array<{key: string}> | undefined, customLocations?: (Array<{latitude: number, longitude: number, radius: number, distanceUnit: 'mile' | 'kilometer', name?: string | undefined, address?: string | undefined}>) | undefined}) | undefined, ageMin?: number | undefined, ageMax?: number | undefined, gender?: ('all' | 'male' | 'female') | undefined, incomeTier?: ('top_5' | 'top_10' | 'top_10_25' | 'top_25_50') | undefined, languages?: Array<string> | undefined, interests?: (Array<{id: string, name?: string | undefined}>) | undefined, behaviors?: (Array<{id: string, name?: string | undefined}>) | undefined, workPositions?: (Array<{id: string, name?: string | undefined}>) | undefined, workEmployers?: (Array<{id: string, name?: string | undefined}>) | undefined, workIndustries?: (Array<{id: string, name?: string | undefined}>) | undefined, industries?: Array<string> | undefined, companySizes?: Array<string> | undefined, seniorities?: Array<string> | undefined, jobFunctions?: Array<string> | undefined, skills?: Array<string> | undefined, audienceInclude?: Array<string> | undefined, audienceExclude?: Array<string> | undefined, communities?: Array<string> | undefined, excludedCommunities?: Array<string> | undefined, conversationKeywords?: Array<string> | undefined, excludedConversationKeywords?: Array<string> | undefined};

export type CreateApiV1AdsAdSetsArgs = {'Idempotency-Key'?: string | undefined, body: {accountId: string, platform: 'facebook' | 'instagram' | 'tiktok' | 'linkedin' | 'pinterest' | 'google' | 'twitter' | 'openai' | 'reddit', campaignId: string, name: string, status?: ('ACTIVE' | 'PAUSED') | undefined, maxCpc?: number | undefined, adAccountId?: string | undefined, customerId?: string | undefined, budgetAmount?: number | undefined, budgetType?: ('daily' | 'lifetime') | undefined, startDate?: string | undefined, endDate?: string | undefined, targeting?: TargetingSpec | undefined, promotedObject?: ({pixelId?: string | undefined, customEventType?: string | undefined}) | undefined, optimizationGoal?: string | undefined, bidStrategy?: ('LOWEST_COST_WITHOUT_CAP' | 'LOWEST_COST_WITH_BID_CAP' | 'COST_CAP') | undefined, bidAmount?: number | undefined}};

export type CreateApiV1AdsAdSetsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV1AdsAdSetsResponse = z.object({adSetId: z.string().optional(), campaignId: 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
};

/**
 * Create a standalone ad group
 * 
 * POST /v1/ads/ad-sets
 */
export const createApiV1AdsAdSets = async (args: CreateApiV1AdsAdSetsArgs, options?: CreateApiV1AdsAdSetsOptions) => {
const {baseUrl = "https://zernio.com/api", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/ads/ad-sets${query.size > 0 ? `?${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(createApiV1AdsAdSetsResponse, await res.json())
};