import {z} from 'zod'

export type GetApiApiV1OllieProjectsProjectIdConversationArgs = {project_id: string, before_id?: (string | null) | undefined, limit?: number | undefined};

export type GetApiApiV1OllieProjectsProjectIdConversationOptions = {baseUrl: string, OAuth2PasswordBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const citation = z.object({type: z.enum(["web", "internal_ref", "tool_result", "lookup"]), title: z.string(), url: z.string().nullable().optional(), source_id: z.string().nullable().optional(), section: z.string().nullable().optional(), snippet: z.string().nullable().optional(), confidence: z.enum(["definitive", "confident", "hedged", "unknown"])});

export const agentConversationMessageResponse = z.object({id: z.string(), conversation_id: z.string(), role: z.enum(["user", "ollie", "system"]), content: z.string(), tool_calls: z.array(z.record(z.string(), z.unknown())), citations: z.array(citation), model_used: z.string().nullable().optional(), created_at: z.string(), user_feedback: z.enum(["up", "down"]).nullable().optional(), trace_id: z.string().nullable().optional()});

export const agentConversationPageResponse = z.object({id: z.string(), project_id: z.string(), muted: z.boolean(), message_count: z.number().int(), messages: z.array(agentConversationMessageResponse), has_more: z.boolean()});

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 Conversation
 * 
 * GET /api/v1/ollie/projects/{project_id}/conversation
 */
export const getApiApiV1OllieProjectsProjectIdConversation = async (args: GetApiApiV1OllieProjectsProjectIdConversationArgs, options: GetApiApiV1OllieProjectsProjectIdConversationOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2PasswordBearer} = options ?? {}

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

if (args.before_id != null) query.append("before_id", String(args.before_id))
if (args.limit != null) query.append("limit", String(args.limit))
if (OAuth2PasswordBearer !== undefined) headers.set('authorization', `Bearer ${OAuth2PasswordBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/ollie/projects/${encodeURIComponent(String(args.project_id))}/conversation${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(agentConversationPageResponse, await res.json())
};