import {z} from 'zod'

export type GetApiApiV1StatuspagesPkHistoryArgs = {pk: string, start_date?: string | undefined, end_date?: string | undefined};

export type GetApiApiV1StatuspagesPkHistoryOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const statusPageHistory = z.object({pk: z.number().int().optional(), name: z.string().max(100), visibility_level: z.enum(["UPTIME_USERS", "EXTERNAL_USERS", "PUBLIC"]).optional(), description: z.string().optional(), page_type: z.enum(["PUBLIC", "PUBLIC_SLA", "INTERNAL"]), public_url: z.string().optional(), private_url: z.string().optional(), cname_url: z.string().optional(), url: z.string().optional(), incidents_url: z.string().optional(), components_url: z.string().optional(), metrics_url: z.string().optional(), history_url: z.string().optional(), current_status_url: z.string().optional(), component_history: z.string().optional(), date_history: z.string().optional(), global_metrics: z.string().optional(), past_incidents: z.array(z.object({pk: z.number().int().optional(), name: z.string().max(255), description: z.string().optional(), starts_at: z.string(), ends_at: z.string().nullable().optional(), duration: z.string().optional(), include_in_global_metrics: z.boolean().optional(), incident_type_display: z.string().optional(), updates: z.array(z.object({id: z.number().int().optional(), created_at: z.string().optional(), updated_at: z.string(), description: z.string().optional(), incident_state: z.enum(["investigating", "identified", "monitoring", "resolved", "notification", "maintenance"]), incident_state_display: z.string().optional(), notify_subscribers: z.boolean().optional(), resolve_components: z.boolean().optional(), resolve_incident: z.boolean().optional()})), affected_components: z.array(z.object({id: z.number().int().optional(), status: z.enum(["major-outage", "partial-outage", "degraded-performance", "under-maintenance"]), name: z.string().optional(), description: z.string().optional(), component: z.object({id: z.number().int(), name: z.string().optional()})})).nullable().optional(), created_at: z.string().optional(), incident_state: z.string().optional(), incident_type: z.enum(["INCIDENT", "SCHEDULED_MAINTENANCE"]), url: z.string().optional(), update_component_status: z.boolean().optional(), notify_subscribers: z.boolean().optional(), send_maintenance_start_notification: z.boolean().optional(), resolve_components: z.boolean().optional()})), active_incidents: z.array(z.object({pk: z.number().int().optional(), name: z.string().max(255), description: z.string().optional(), starts_at: z.string(), ends_at: z.string().nullable().optional(), duration: z.string().optional(), include_in_global_metrics: z.boolean().optional(), incident_type_display: z.string().optional(), updates: z.array(z.object({id: z.number().int().optional(), created_at: z.string().optional(), updated_at: z.string(), description: z.string().optional(), incident_state: z.enum(["investigating", "identified", "monitoring", "resolved", "notification", "maintenance"]), incident_state_display: z.string().optional(), notify_subscribers: z.boolean().optional(), resolve_components: z.boolean().optional(), resolve_incident: z.boolean().optional()})), affected_components: z.array(z.object({id: z.number().int().optional(), status: z.enum(["major-outage", "partial-outage", "degraded-performance", "under-maintenance"]), name: z.string().optional(), description: z.string().optional(), component: z.object({id: z.number().int(), name: z.string().optional()})})).nullable().optional(), created_at: z.string().optional(), incident_state: z.string().optional(), incident_type: z.enum(["INCIDENT", "SCHEDULED_MAINTENANCE"]), url: z.string().optional(), update_component_status: z.boolean().optional(), notify_subscribers: z.boolean().optional(), send_maintenance_start_notification: z.boolean().optional(), resolve_components: z.boolean().optional()})), uptime_calculation_type: z.enum(["BY_INCIDENTS", "BY_CHECKS"]).optional(), start_date: z.string(), end_date: z.string()});

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 history of a status page
 * 
 * GET /api/v1/statuspages/{pk}/history/
 */
export const getApiApiV1StatuspagesPkHistory = async (args: GetApiApiV1StatuspagesPkHistoryArgs, options: GetApiApiV1StatuspagesPkHistoryOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.start_date != null) query.append("start_date", String(args.start_date))
if (args.end_date != null) query.append("end_date", String(args.end_date))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/statuspages/${encodeURIComponent(String(args.pk))}/history/${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(statusPageHistory, await res.json())
};