import {z} from 'zod'

export type LookbackPeriodOptions = '1d' | '14d';

export type SourcePlatformOptions = 'WEB' | 'MOBILE' | 'MOBILE_ANDROID' | 'MOBILE_IOS' | 'OFFLINE' | 'PINTEREST_WEB' | 'PINTEREST_ANDROID' | 'PINTEREST_IOS' | 'POINT_OF_SALE';

export type IngestionSourceOptions = 'TAG' | 'MMP' | 'FILE_UPLOAD' | 'CONVERSIONS_API' | 'NATIVE';

export type GetApiAdAccountsAdAccountIdConversionEqsArgs = {lookback_period: LookbackPeriodOptions, source_platform?: SourcePlatformOptions | undefined, ingestion_source?: IngestionSourceOptions | undefined, ad_account_id: string};

export type GetApiAdAccountsAdAccountIdConversionEqsOptions = {baseUrl?: string | undefined, pinterestOauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const ingestionSourceOptions = z.enum(["TAG", "MMP", "FILE_UPLOAD", "CONVERSIONS_API", "NATIVE"]);

export const lookbackPeriodOptions = z.enum(["1d", "14d"]);

export const overallStatusOptions = z.enum(["NEEDS_IMPROVEMENT", "FAIR", "GOOD"]);

export const qualityComponentIssue = z.object({id: z.string(), name: z.string(), reason: z.string()});

export const qualityComponentDetails = z.object({coverage: z.number(), issues: z.array(qualityComponentIssue).optional(), overlap: z.number().optional()});

export const qualityComponents = z.object({advertiser_external_id: z.record(z.string(), qualityComponentDetails).optional(), click_id_epik: z.record(z.string(), qualityComponentDetails).optional(), external_event_id: z.record(z.string(), qualityComponentDetails).optional(), hashed_email: z.record(z.string(), qualityComponentDetails).optional(), hashed_maid: z.record(z.string(), qualityComponentDetails).optional(), ip_address: z.record(z.string(), qualityComponentDetails).optional(), order_id: z.record(z.string(), qualityComponentDetails).optional(), order_value: z.record(z.string(), qualityComponentDetails).optional(), product_id: z.record(z.string(), qualityComponentDetails).optional(), source_url: z.record(z.string(), qualityComponentDetails).optional(), user_agent: z.record(z.string(), qualityComponentDetails).optional()});

export const sourcePlatformOptions = z.enum(["WEB", "MOBILE", "MOBILE_ANDROID", "MOBILE_IOS", "OFFLINE", "PINTEREST_WEB", "PINTEREST_ANDROID", "PINTEREST_IOS", "POINT_OF_SALE"]);

export const eventQualityScore = z.object({ingestion_source: ingestionSourceOptions, lookback_period: lookbackPeriodOptions, overall_status: overallStatusOptions, quality_components: qualityComponents, source_platform: sourcePlatformOptions});

export const getApiAdAccountsAdAccountIdConversionEqsResponse = z.array(eventQualityScore);

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
};

/**
 * Get event quality score (EQS)
 * 
 * GET /ad_accounts/{ad_account_id}/conversion_eqs
 * 
 * Also accepts auth: client_credentials
 */
export const getApiAdAccountsAdAccountIdConversionEqs = async (args: GetApiAdAccountsAdAccountIdConversionEqsArgs, options?: GetApiAdAccountsAdAccountIdConversionEqsOptions) => {
const {baseUrl = "https://api.pinterest.com/v5", fetch: fetchFn = fetch, pinterestOauth2} = options ?? {}

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

if (args.lookback_period != null) query.append("lookback_period", String(args.lookback_period))
if (args.source_platform != null) query.append("source_platform", String(args.source_platform))
if (args.ingestion_source != null) query.append("ingestion_source", String(args.ingestion_source))
if (pinterestOauth2 !== undefined) headers.set('authorization', `Bearer ${pinterestOauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/ad_accounts/${encodeURIComponent(String(args.ad_account_id))}/conversion_eqs${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(getApiAdAccountsAdAccountIdConversionEqsResponse, await res.json())
};