import {z} from 'zod'

export type GetApiCmV1LogsArgs = {ad_account_id: string, 'date_range.start': string, 'date_range.end': string};

export type GetApiCmV1LogsOptions = {baseUrl?: string | undefined, Bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const dspLogType = z.enum(["UNKNOWN_LOG_TYPE", "IMP", "CLICK", "CONVERSION", "SKAN_CONVERSION", "ENGAGED_VIEW"]);

export const dspLogFormat = z.enum(["UNKNOWN_LOG_FORMAT", "CSV", "AVRO", "PARQUET"]);

export const dspLogStatus = z.enum(["UNKNOWN_LOG_STATUS", "ACCEPTED", "READY", "FAILED"]);

export const dspLog = z.object({id: z.string().optional(), type: dspLogType, format: dspLogFormat.optional(), date: z.string(), ad_account_id: z.string(), status: dspLogStatus.optional(), skip_compression: z.boolean().optional(), expire_at: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional()});

export const messagesListLogsResponse = z.object({logs: z.array(dspLog).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 up logs.
 * 
 * GET /cm/v1/logs
 */
export const getApiCmV1Logs = async (args: GetApiCmV1LogsArgs, options?: GetApiCmV1LogsOptions) => {
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 (Bearer !== undefined) headers.set("Authorization", Bearer)

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