import {z} from 'zod'

export type CampaignStatusEnabled = {value?: unknown | undefined};

export type CampaignStatusDisabled = {value?: unknown | undefined, reason?: string | undefined};

export type CampaignStatusArchived = {value?: unknown | undefined, reason?: string | undefined, date?: unknown | undefined};

export type CampaignScheduleDaily = {start?: ({hour?: number | undefined, minute?: number | undefined}) | undefined, end?: ({hour?: number | undefined, minute?: number | undefined}) | undefined, tz?: string | undefined, type?: unknown | undefined};

export type CampaignScheduleWeekly = {start?: ({day?: number | undefined, hour?: number | undefined, minute?: number | undefined}) | undefined, end?: ({day?: number | undefined, hour?: number | undefined, minute?: number | undefined}) | undefined, tz?: string | undefined, type?: unknown | undefined};

export type CampaignScheduleOneshot = {start?: unknown | undefined, end?: unknown | undefined, type?: unknown | undefined};

export type CampaignScheduleMonthly = {start?: ({day?: number | undefined, hour?: number | undefined, minute?: number | undefined}) | undefined, end?: ({day?: number | undefined, hour?: number | undefined, minute?: number | undefined}) | undefined, tz?: string | undefined, position?: number | undefined, type?: unknown | undefined};

export type RuleTarget = string;

export type RuleTargets = Array<{include: {or?: Array<RuleTarget> | undefined}, exclude: {or?: Array<RuleTarget> | undefined}}>;

export type CampaignSystemUpdate = {reboot?: ('as-needed' | 'disabled' | 'always' | 'services-only') | undefined, targets?: Array<RuleTargets> | undefined};

export type CampaignSoftwareUpdate = {reboot?: ('as-needed' | 'disabled' | 'always' | 'services-only') | undefined, targets?: Array<RuleTargets> | undefined, softwareUpdate?: (Array<{name?: string | undefined, version?: string | undefined, architecture?: string | undefined}>) | undefined};

export type CampaignDetails = {info?: ({id?: string | undefined, name?: string | undefined, description?: string | undefined, status?: (CampaignStatusEnabled | CampaignStatusDisabled | CampaignStatusArchived) | undefined, schedule?: (CampaignScheduleDaily | CampaignScheduleWeekly | CampaignScheduleOneshot | CampaignScheduleMonthly) | undefined}) | undefined, campaignType?: ('system-update' | 'software-update') | undefined, version?: number | undefined, details?: (CampaignSystemUpdate | CampaignSoftwareUpdate) | undefined};

export type CreateApiCampaignsArgs = {body: CampaignDetails};

export type CreateApiCampaignsOptions = {baseUrl?: string | undefined, APITokens?: string | undefined, fetch?: typeof fetch | undefined};

export const campaignStatusEnabled = z.object({value: z.string().optional()});

export const campaignStatusDisabled = z.object({value: z.string().optional(), reason: z.string().optional()});

export const campaignStatusArchived = z.object({value: z.string().optional(), reason: z.string().optional(), date: z.string().optional()});

export const campaignScheduleDaily = z.object({start: z.object({hour: z.number().int().optional(), minute: z.number().int().optional()}).optional(), end: z.object({hour: z.number().int().optional(), minute: z.number().int().optional()}).optional(), tz: z.string().optional(), type: z.string().optional()});

export const campaignScheduleWeekly = z.object({start: z.object({day: z.number().int().optional(), hour: z.number().int().optional(), minute: z.number().int().optional()}).optional(), end: z.object({day: z.number().int().optional(), hour: z.number().int().optional(), minute: z.number().int().optional()}).optional(), tz: z.string().optional(), type: z.string().optional()});

export const campaignScheduleOneshot = z.object({start: z.string().optional(), end: z.string().optional(), type: z.string().optional()});

export const campaignScheduleMonthly = z.object({start: z.object({day: z.number().int().optional(), hour: z.number().int().optional(), minute: z.number().int().optional()}).optional(), end: z.object({day: z.number().int().optional(), hour: z.number().int().optional(), minute: z.number().int().optional()}).optional(), tz: z.string().optional(), position: z.number().int().optional(), type: z.string().optional()});

export const ruleTarget = z.string();

export const ruleTargets = z.array(z.object({include: z.object({or: z.array(ruleTarget).optional()}), exclude: z.object({or: z.array(ruleTarget).optional()})}));

export const campaignSystemUpdate = z.object({reboot: z.enum(["as-needed", "disabled", "always", "services-only"]).optional(), targets: z.array(ruleTargets).optional()});

export const campaignSoftwareUpdate = z.object({reboot: z.enum(["as-needed", "disabled", "always", "services-only"]).optional(), targets: z.array(ruleTargets).optional(), softwareUpdate: z.array(z.object({name: z.string().optional(), version: z.string().optional(), architecture: z.string().optional()})).optional()});

export const campaignDetails = z.object({info: z.object({id: z.string().optional(), name: z.string().optional(), description: z.string().optional(), status: z.union([campaignStatusEnabled, campaignStatusDisabled, campaignStatusArchived]).optional(), schedule: z.union([campaignScheduleDaily, campaignScheduleWeekly, campaignScheduleOneshot, campaignScheduleMonthly]).optional()}).optional(), campaignType: z.enum(["system-update", "software-update"]).optional(), version: z.number().int().optional(), details: z.union([campaignSystemUpdate, campaignSoftwareUpdate]).optional()});

export const createApiCampaignsResponse = z.object({result: z.enum(["success", "error"]), action: z.literal("saveCampaign"), data: z.object({campaigns: z.array(campaignDetails)})});

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
};

/**
 * Save a campaign
 * 
 * POST /campaigns
 */
export const createApiCampaigns = async (args: CreateApiCampaignsArgs, options?: CreateApiCampaignsOptions) => {
const {baseUrl = "https://rudder.example.com/rudder/api/latest", fetch: fetchFn = fetch, APITokens} = options ?? {}

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

if (APITokens !== undefined) headers.set("X-API-Token", APITokens)

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