import {z} from 'zod'

export type GetApiApiV2OrgIdAlertsIncidentsArgs = {org_id: string, status?: (string | null) | undefined, limit?: number | undefined, offset?: number | undefined};

export type GetApiApiV2OrgIdAlertsIncidentsOptions = {baseUrl: string, Authorization?: string | undefined, fetch?: typeof fetch | undefined};

export const incidentAlertGroup = z.object({alert_id: z.string(), alert_name: z.string(), count: z.number().int()});

export const keyType = z.enum(["alert_id", "secondary", "primary"]);

export const runError = z.object({code: z.string(), details: z.string().nullable().optional(), reason: z.string(), trigger_type: z.string().nullable().optional()});

export const runMode = z.enum(["fresh", "build_on_previous"]);

export const reportFormat = z.enum(["v1", "v2"]);

export const runState = z.enum(["running", "waiting_input", "completed", "failed", "cancelled"]);

export const runStats = z.object({credits: z.number().nullable().optional(), duration_ms: z.number().int().gte(0).nullable().optional(), ignored_acks: z.number().int().gte(0).nullable().optional(), steered: z.number().int().gte(0).nullable().optional(), steps: z.number().int().gte(0).nullable().optional(), tokens: z.unknown(), tool_calls: z.number().int().gte(0).nullable().optional()});

export const runSubjectType = z.enum(["incident", "alert"]);

export const runTrigger = z.enum(["auto_new_incident", "auto_new_alert_type", "auto_reopen", "manual", "reanalyze", "oncall_page", "resume", "legacy"]);

export const rcaRun = z.object({cancelled_by: z.string().nullable().optional(), confidence: z.string().nullable().optional(), context_used: z.unknown(), continuations: z.number().int().optional(), deadline_closed_at: z.number().int().nullable().optional(), ended_at: z.number().int().nullable().optional(), error: runError.nullable().optional(), guidance: z.string().nullable().optional(), incident_id: z.string().nullable().optional(), input_deadline_at: z.number().int().nullable().optional(), mode: runMode, oncall_subjects: z.unknown(), outcome: z.string().nullable().optional(), pending_question_id: z.string().nullable().optional(), questions_asked: z.number().int().optional(), report: z.string().nullable().optional(), report_format: reportFormat, result: z.unknown(), run_id: z.string(), session_id: z.string().nullable().optional(), stage: z.string().nullable().optional(), stage_index: z.number().int().nullable().optional(), started_at: z.number().int(), started_by: z.string(), state: runState, stats: runStats.nullable().optional(), subject_id: z.string(), subject_type: runSubjectType, trigger: runTrigger, updated_at: z.number().int()});

export const rcaRunItem = z.object({cancelled_by: z.string().nullable().optional(), confidence: z.string().nullable().optional(), ended_at: z.number().int().nullable().optional(), error_reason: z.string().nullable().optional(), has_record: z.boolean().optional(), mode: runMode, outcome: z.string().nullable().optional(), report_format: reportFormat, run_id: z.string(), started_at: z.number().int(), started_by: z.string(), state: runState, subject_type: runSubjectType, trigger: runTrigger});

export const previousResult = z.object({confidence: z.string().nullable().optional(), ended_at: z.number().int(), outcome: z.string().nullable().optional(), run_id: z.string()});

export const runSummaryFields = z.object({cancelled_by: z.string().nullable().optional(), deadline_at: z.number().int().nullable().optional(), detail: z.string().nullable().optional(), previous: previousResult.nullable().optional(), reusable_steps: z.number().int().gte(0).nullable().optional(), stage: z.string().nullable().optional(), stage_count: z.number().int().gte(0).optional(), stage_index: z.number().int().gte(0).nullable().optional(), steered_by: z.array(z.string()).optional(), steps: z.number().int().gte(0).optional(), tool_calls: z.number().int().gte(0).optional(), unblocked_by: z.string().nullable().optional()});

export const rcaSummary = z.object({current_run: rcaRun.nullable().optional(), history: z.array(rcaRunItem), report_run: rcaRunItem.nullable().optional(), resume_run_id: z.string().nullable().optional(), confidence: z.string().nullable().optional(), outcome: z.string().nullable().optional(), report_format: reportFormat, run_id: z.string(), stale: z.boolean(), started_at: z.number().int(), state: runState, summary: runSummaryFields, updated_at: z.number().int()}).nullable();

export const incidentSeverity = z.enum(["P1", "P2", "P3", "P4"]);

export const incidentStatus = z.enum(["open", "acknowledged", "resolved"]);

export const edgeType = z.enum(["temporal", "service_dependency"]);

export const alertEdge = z.object({edge_type: edgeType, from_node_index: z.number().int().gte(0), to_node_index: z.number().int().gte(0)});

export const alertNode = z.object({alert_count: z.number().int().gte(0), alert_id: z.string(), alert_name: z.string(), first_fired_at: z.number().int(), last_fired_at: z.number().int(), service_name: z.string()});

export const incidentTopology = z.object({edges: z.array(alertEdge), nodes: z.array(alertNode), related_incident_ids: z.array(z.string())});

export const incident = z.object({acknowledged_at: z.number().int().nullable().optional(), acknowledged_by: z.string().nullable().optional(), alert_count: z.number().int(), alert_groups: z.array(incidentAlertGroup).nullable().optional(), assigned_to: z.string().nullable().optional(), created_at: z.number().int(), first_alert_at: z.number().int(), group_values: z.unknown(), id: z.string(), key_type: keyType.optional(), last_alert_at: z.number().int(), muted_by_downtime_id: z.string().nullable().optional(), org_id: z.string(), rca: rcaSummary.nullable().optional(), rca_off_reason: z.string().nullable().optional(), resolved_at: z.number().int().nullable().optional(), severity: incidentSeverity, status: incidentStatus, title: z.string().nullable().optional(), topology_context: incidentTopology.nullable().optional(), updated_at: z.number().int()});

export const listIncidentsResponse = z.object({incidents: z.array(incident), total: z.number().int().gte(0)});

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 alert incidents
 * 
 * GET /api/v2/{org_id}/alerts/incidents
 */
export const getApiApiV2OrgIdAlertsIncidents = async (args: GetApiApiV2OrgIdAlertsIncidentsArgs, options: GetApiApiV2OrgIdAlertsIncidentsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Authorization} = options ?? {}

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

if (args.status != null) query.append("status", String(args.status))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (Authorization !== undefined) headers.set("Authorization", Authorization)

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