import {z} from 'zod'

export type GetApiV3SettingsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV3SettingsResponse = z.object({account: z.object({firstName: z.string().max(48).nullable().optional(), lastName: z.string().max(48).nullable().optional(), company: z.string().max(48).nullable().optional(), phone: z.string().nullable().optional(), title: z.string().max(72).nullable().optional(), timezone: z.string().nullable().optional()}).optional(), emails: z.object({isEmailQualityCheckEnabled: z.boolean().nullable().optional(), safety: z.object({firstStepDelay: z.number().int().gte(0).nullable().optional(), prospectEmailsPerDayLimit: z.number().int().gte(1).nullable().optional(), nonRepliesHandlingType: z.number().int().gte(0).lte(2).nullable().optional(), inboxNonRepliesHandlingType: z.number().int().gte(0).lte(1).nullable().optional()}).optional(), inbox: z.object({bccList: z.string().nullable().optional(), repliesBccList: z.string().nullable().optional(), forwardOnlyReplies: z.boolean().nullable().optional()}).optional(), outOfOffice: z.object({isResumeOutOfOfficeContactsEnabled: z.boolean().nullable().optional(), isUseSmartReturnDateEnabled: z.boolean().nullable().optional(), defaultDaysToWaitBeforeResumingOutOfOffice: z.number().int().gte(1).nullable().optional(), maximumDaysThresholdBeforeResumingOutOfOffice: z.number().int().gte(1).nullable().optional()}).optional(), isOpenTrackingDisabled: z.boolean().nullable().optional(), isAutomaticEmailValidationEnabled: z.boolean().nullable().optional(), reassignSequenceProspectsWhenEmailAccountAdded: z.boolean().nullable().optional()}).optional(), linkedIn: z.object({reassignSequenceProspectsWhenLinkedInAccountAdded: z.boolean().nullable().optional()}).optional(), calls: z.object({isTeamCallsEnabled: z.boolean().nullable().optional(), resolutions: z.array(z.object({id: z.number().int().nullable().optional(), name: z.string().max(128), defaultResolutionValue: z.number().int().gte(0).lte(2).nullable().optional(), isDefault: z.boolean().optional()})).nullable().optional()}).optional(), contacts: z.object({handling: z.object({pauseProspectOrganizationMode: z.boolean().nullable().optional(), pauseProspectOrganizationValue: z.number().int().gte(1).lte(2).nullable().optional(), pauseProspectInAllCampaignMode: z.boolean().nullable().optional(), pauseProspectInAllCampaignValue: z.number().int().gte(1).lte(2).nullable().optional(), leaveProspectsInSequenceWhenMovingToAnother: z.boolean().nullable().optional(), enrichProspectWhenLinkedInUrlIsMissing: z.boolean().nullable().optional()}).optional(), contactAccounts: z.object({autoPopulate: z.boolean().nullable().optional(), overwriteFields: z.boolean().nullable().optional()}).optional(), contactStages: z.array(z.object({id: z.number().int().gte(1).lte(8), name: z.string().max(21), colorId: z.number().int().nullable().optional(), description: z.string().nullable().optional()})).nullable().optional(), accountStages: z.array(z.object({id: z.number().int().gte(1).lte(8), name: z.string().max(64), colorId: z.number().int().nullable().optional()})).nullable().optional()}).optional(), beta: z.object({isBetaFeaturesEnabled: z.boolean().nullable().optional()}).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
};

/**
 * Get settings
 * 
 * GET /v3/settings
 */
export const getApiV3Settings = async (options?: GetApiV3SettingsOptions) => {
const {baseUrl = "https://api.reply.io", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v3/settings${query.size > 0 ? `?${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(getApiV3SettingsResponse, await res.json())
};