import {z} from 'zod'

export type GetApiCmV1CohortSummaryArgs = {ad_account_id: string, 'date_range.start': string, 'date_range.end': string, type?: ('UNKNOWN' | 'ROAS' | 'KPI_ACTION' | 'UA_ROAS' | 'UA_KPI_ACTION' | 'RE_ROAS' | 'RE_KPI_ACTION') | undefined, actions?: Array<string> | undefined};

export type GetApiCmV1CohortSummaryOptions = {baseUrl?: string | undefined, Bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const commonDeviceOs = z.enum(["UNKNOWN_DEVICE_OS", "ANDROID", "IOS", "VERSATILE", "MOBILE_WEB", "MACOS", "WINDOWS", "NEXT_VERSATILE"]);

export const dspCohortSummaryAppColumn = z.object({id: z.string().optional(), title: z.string().optional(), os: commonDeviceOs.optional()});

export const dspCohortSummarySiteColumn = z.object({id: z.string().optional(), title: z.string().optional()});

export const dspCohortSummaryCampaignColumn = z.object({id: z.string().optional(), title: z.string().optional(), country: z.string().optional(), is_lat: z.boolean().optional()});

export const adcloudcommonCurrency = z.enum(["UNKNOWN_CURRENCY", "USD", "KRW", "JPY", "EUR", "GBP"]);

export const dspCohortSummaryMetricCount = z.object({d1: z.string().optional(), d3: z.string().optional(), d7: z.string().optional(), d30: z.string().optional()});

export const dspCohortSummaryMetricRevenue = z.object({d1: z.number().optional(), d3: z.number().optional(), d7: z.number().optional(), d30: z.number().optional()});

export const cohortSummaryRevenueActionColumn = z.object({event: z.string().optional(), event_count: dspCohortSummaryMetricCount.optional(), user_count: dspCohortSummaryMetricCount.optional(), revenue: dspCohortSummaryMetricRevenue.optional()});

export const dspCohortSummaryKpiActionColumn = z.object({event: z.string().optional(), event_count: dspCohortSummaryMetricCount.optional(), user_count: dspCohortSummaryMetricCount.optional()});

export const dspCohortSummaryActionColumn = z.object({revenue_actions: cohortSummaryRevenueActionColumn.optional(), kpi_actions: dspCohortSummaryKpiActionColumn.optional()});

export const dspCohortSummarySubPublisherColumnType = z.enum(["UNKNOWN_TYPE", "APP", "SITE"]);

export const dspCohortSummarySubPublisherColumn = z.object({type: dspCohortSummarySubPublisherColumnType.optional()});

export const dspCohortSummaryRow = z.object({date: z.string().optional(), app: dspCohortSummaryAppColumn.optional(), site: dspCohortSummarySiteColumn.optional(), campaign: dspCohortSummaryCampaignColumn.optional(), currency: adcloudcommonCurrency.optional(), spend: z.number().optional(), base_event_count: z.string().optional(), event_count: dspCohortSummaryMetricCount.optional(), user_count: dspCohortSummaryMetricCount.optional(), revenue: dspCohortSummaryMetricRevenue.optional(), action_column: z.array(dspCohortSummaryActionColumn).optional(), sub_publisher: dspCohortSummarySubPublisherColumn.optional()});

export const messagesReadCohortSummaryResponse = z.object({rows: z.array(dspCohortSummaryRow).optional(), all_actions: z.array(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
};

/**
 * Read a cohort summary.
 * 
 * GET /cm/v1/cohort-summary
 */
export const getApiCmV1CohortSummary = async (args: GetApiCmV1CohortSummaryArgs, options?: GetApiCmV1CohortSummaryOptions) => {
const {baseUrl = "https://api.moloco.cloud", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args.ad_account_id != null) query.append("ad_account_id", String(args.ad_account_id))
if (args['date_range.start'] != null) query.append("date_range.start", String(args['date_range.start']))
if (args['date_range.end'] != null) query.append("date_range.end", String(args['date_range.end']))
if (args.type != null) query.append("type", String(args.type))
for (const item of args.actions ?? []) query.append("actions", String(item))
if (Bearer !== undefined) headers.set("Authorization", Bearer)

const url = `${baseUrl.replace(/\/+$/, '')}/cm/v1/cohort-summary${query.size > 0 ? `?${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(messagesReadCohortSummaryResponse, await res.json())
};