import {z} from 'zod'

export type GetApiApiV2OrgIdAlertsAutoInvestigateDecisionsArgs = {org_id: string, alert_id?: string | undefined, group_key?: string | undefined, start_time?: number | undefined, end_time?: number | undefined, reason?: string | undefined, limit?: number | undefined};

export type GetApiApiV2OrgIdAlertsAutoInvestigateDecisionsOptions = {baseUrl: string, Authorization?: string | undefined, fetch?: typeof fetch | undefined};

export const budgetCheck = z.enum(["allowed", "turn_limit", "ai_usage_refused"]);

export const alertLevel = z.enum(["ok", "warning", "critical", "no_data"]);

export const markLookup = z.enum(["ok", "failed", "not_checked"]);

export const reasonCode = z.enum(["not_fire", "not_critical", "rca_running", "cooldown", "flapping", "always_firing", "budget", "eligible"]);

export const decisionRow = z.object({_timestamp: z.number().int(), alert_id: z.string(), base_cooldown_secs: z.number().int(), budget_check: budgetCheck.nullable().optional(), cooldown_applied_secs: z.number().int().nullable().optional(), decision_kind: z.string(), destination: z.string(), entity_type: z.string(), evaluations_7d: z.number().int().gte(0), fire_share_7d: z.number(), firing_started_at: z.number().int(), flapping_cooldown_secs: z.number().int(), flapping_onsets_7d: z.number().int().gte(0), group_key: z.string(), last_run_at: z.number().int().nullable().optional(), level: alertLevel.nullable().optional(), mark_lookup: markLookup, node: z.string(), onsets_7d: z.number().int().gte(0), org_id: z.string(), protected: z.boolean(), rca_run_id: z.string().nullable().optional(), reason: reasonCode, run: z.boolean(), settings_version: z.number().int()});

export const decisionsResponse = z.object({decisions: z.array(decisionRow)});

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 the org's auto-investigate decisions
 * 
 * GET /api/v2/{org_id}/alerts/auto_investigate/decisions
 */
export const getApiApiV2OrgIdAlertsAutoInvestigateDecisions = async (args: GetApiApiV2OrgIdAlertsAutoInvestigateDecisionsArgs, options: GetApiApiV2OrgIdAlertsAutoInvestigateDecisionsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Authorization} = options ?? {}

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

if (args.alert_id != null) query.append("alert_id", String(args.alert_id))
if (args.group_key != null) query.append("group_key", String(args.group_key))
if (args.start_time != null) query.append("start_time", String(args.start_time))
if (args.end_time != null) query.append("end_time", String(args.end_time))
if (args.reason != null) query.append("reason", String(args.reason))
if (args.limit != null) query.append("limit", String(args.limit))
if (Authorization !== undefined) headers.set("Authorization", Authorization)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/${encodeURIComponent(String(args.org_id))}/alerts/auto_investigate/decisions${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(decisionsResponse, await res.json())
};