import {z} from 'zod'

export type SortOrder = 'asc' | 'desc';

export type GetApiMemoriesArgs = {user_id?: (string | null) | undefined, agent_id?: (string | null) | undefined, team_id?: (string | null) | undefined, search_content?: (string | null) | undefined, limit?: (number | null) | undefined, page?: (number | null) | undefined, sort_by?: (string | null) | undefined, sort_order?: (SortOrder | null) | undefined, db_id?: (string | null) | undefined, table?: (string | null) | undefined, topics?: (Array<string> | null) | undefined};

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

export const userMemorySchema = z.object({memory_id: z.string(), memory: z.string(), topics: z.array(z.string()).nullable().optional(), agent_id: z.string().nullable().optional(), team_id: z.string().nullable().optional(), user_id: z.string().nullable().optional(), updated_at: z.string().nullable().optional()});

export const paginationInfo = z.object({page: z.number().int().gte(0).optional(), limit: z.number().int().gte(1).optional(), total_pages: z.number().int().gte(0).optional(), total_count: z.number().int().gte(0).optional(), search_time_ms: z.number().gte(0).optional()});

export const paginatedResponseUserMemorySchema = z.object({data: z.array(userMemorySchema), meta: paginationInfo});

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 Memories
 * 
 * GET /memories
 */
export const getApiMemories = async (args: GetApiMemoriesArgs, options: GetApiMemoriesOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (args.user_id != null) query.append("user_id", String(args.user_id))
if (args.agent_id != null) query.append("agent_id", String(args.agent_id))
if (args.team_id != null) query.append("team_id", String(args.team_id))
if (args.search_content != null) query.append("search_content", String(args.search_content))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.page != null) query.append("page", String(args.page))
if (args.sort_by != null) query.append("sort_by", String(args.sort_by))
if (args.sort_order != null) query.append("sort_order", String(args.sort_order))
if (args.db_id != null) query.append("db_id", String(args.db_id))
if (args.table != null) query.append("table", String(args.table))
for (const item of args.topics ?? []) query.append("topics", String(item))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

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