import {z} from 'zod'

export type AiThreadCreatedFrom = 'slack' | 'web_app' | 'evals' | 'scheduler';

export type GetApiApiV1ProjectsProjectUuidAiAgentsThreadsArgs = {projectUuid: string, page?: number | undefined, pageSize?: number | undefined, agentUuid?: string | undefined, createdFrom?: AiThreadCreatedFrom | undefined, search?: string | undefined};

export type GetApiApiV1ProjectsProjectUuidAiAgentsThreadsOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const aiAgentUser = z.object({name: z.string(), uuid: z.string()});

export const aiThreadCreatedFrom = z.enum(["slack", "web_app", "evals", "scheduler"]);

export const aiAgentProjectThreadSummary = z.object({user: aiAgentUser, firstMessage: z.object({message: z.string(), uuid: z.string()}), titleGeneratedAt: z.string().nullable(), title: z.string().nullable(), createdFrom: aiThreadCreatedFrom, createdAt: z.string(), agentUuid: z.string(), uuid: z.string(), agentImageUrl: z.string().nullable(), agentName: z.string()});

export const knexPaginatedDataAiAgentProjectThreadSummaryArray = z.object({pagination: z.object({page: z.number(), pageSize: z.number(), totalResults: z.number(), totalPageCount: z.number()}).optional(), data: z.array(aiAgentProjectThreadSummary)});

export const apiAiAgentProjectThreadSummaryListResponse = z.object({results: knexPaginatedDataAiAgentProjectThreadSummaryArray, status: z.literal("ok")});

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 /api/v1/projects/{projectUuid}/aiAgents/threads
 */
export const getApiApiV1ProjectsProjectUuidAiAgentsThreads = async (args: GetApiApiV1ProjectsProjectUuidAiAgentsThreadsArgs, options: GetApiApiV1ProjectsProjectUuidAiAgentsThreadsOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.agentUuid != null) query.append("agentUuid", String(args.agentUuid))
if (args.createdFrom != null) query.append("createdFrom", String(args.createdFrom))
if (args.search != null) query.append("search", String(args.search))

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/projects/${encodeURIComponent(String(args.projectUuid))}/aiAgents/threads${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(apiAiAgentProjectThreadSummaryListResponse, await res.json())
};