import {z} from 'zod'

export type StreamField = {name: string, type: string};

export type CrossLinkField = {alias?: (string | null) | undefined, name: string};

export type CrossLink = {fields?: Array<CrossLinkField> | undefined, name: string, url: string};

export type DistinctField = {added_ts: number, name: string};

export type TimeRange = {end: number, start: number};

export type StreamPartitionType = 'value' | {hash: number} | 'prefix';

export type StreamPartition = {disabled?: boolean | undefined, field: string, types?: StreamPartitionType | undefined};

export type PartitionTimeLevel = 'unset' | 'hourly' | 'daily';

export type PartitionTimeLevelChange = {level: PartitionTimeLevel, since: number};

export type StreamPartitionTimeLevel = {changes?: Array<PartitionTimeLevelChange> | undefined, dynamic?: (boolean | null) | undefined};

export type StorageType = 'normal' | 'compliance';

export type StreamSettings = {approx_partition?: boolean | undefined, bloom_filter_fields?: Array<string> | undefined, cross_links?: Array<CrossLink> | undefined, data_retention?: number | undefined, defined_schema_fields?: Array<string> | undefined, distinct_value_fields?: Array<DistinctField> | undefined, enable_distinct_fields?: boolean | undefined, enable_log_patterns_extraction?: boolean | undefined, extended_retention_days?: Array<TimeRange> | undefined, flatten_level?: (number | null) | undefined, full_text_search_keys?: Array<string> | undefined, index_all_values?: boolean | undefined, index_fields?: Array<string> | undefined, index_fields_updated_at?: {[key: string]: number} | undefined, index_original_data?: boolean | undefined, index_updated_at?: number | undefined, is_llm_stream?: boolean | undefined, max_query_range?: number | undefined, partition_keys?: Array<StreamPartition> | undefined, partition_time_level?: StreamPartitionTimeLevel | undefined, storage_type?: StorageType | undefined, store_original_data?: boolean | undefined};

export type CreateApiApiOrgIdStreamsStreamNameArgs = {org_id: string, stream_name: string, type?: string | undefined, body: {fields: Array<StreamField>, settings: StreamSettings}};

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

export const httpResponse = z.object({code: z.number().int().gte(0), error_detail: z.string().nullable().optional(), hint: z.string().nullable().optional(), id: z.string().nullable().optional(), message: z.string(), name: z.string().nullable().optional(), suggestions: z.array(z.string()).nullable().optional(), trace_id: z.string().nullable().optional(), warnings: z.array(z.string()).nullable().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
};

/**
 * Create new stream
 * 
 * POST /api/{org_id}/streams/{stream_name}
 */
export const createApiApiOrgIdStreamsStreamName = async (args: CreateApiApiOrgIdStreamsStreamNameArgs, options: CreateApiApiOrgIdStreamsStreamNameOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Authorization} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/${encodeURIComponent(String(args.org_id))}/streams/${encodeURIComponent(String(args.stream_name))}${query.size > 0 ? `?${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(httpResponse, await res.json())
};