import {z} from 'zod'

export type DraftFollowupsRequest = {conversation_sid: string, every_days?: number | undefined, voice?: ('sender' | 'agent') | undefined, count?: number | undefined, guidance?: (string | null) | undefined};

export type CreateApiApiAgentPlansDraftFollowupsArgs = {body: DraftFollowupsRequest};

export type CreateApiApiAgentPlansDraftFollowupsOptions = {baseUrl?: string | undefined, BearerJwt?: string | undefined, TeamSid?: string | undefined, fetch?: typeof fetch | undefined};

export const draftFollowupsResponse = z.object({success: z.literal(true), operation: z.literal("action"), action: z.string(), item: z.unknown(), result: z.object({anchor: z.object({message_sid: z.string().nullable(), at: z.string(), author: z.string().nullable(), author_name: z.string().nullable()}), voice: z.string(), count: z.number().int(), every_days: z.number().int(), then: z.string(), followups: z.array(z.object({at: z.string(), weekend_skipped: z.boolean(), text: z.string()})), cost_usd: z.number().nullable()}), meta: z.object({trace_id: z.string(), span_id: z.string(), timestamp: z.string(), duration_ms: z.number().int().gte(0), team_sid: z.string().nullable().optional(), actor_type: 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
};

/**
 * Draft follow-ups
 * 
 * POST /api/agent-plans/draft-followups
 */
export const createApiApiAgentPlansDraftFollowups = async (args: CreateApiApiAgentPlansDraftFollowupsArgs, options?: CreateApiApiAgentPlansDraftFollowupsOptions) => {
const {baseUrl = "https://beta.getsales.io/unibox/v1", fetch: fetchFn = fetch, BearerJwt, TeamSid} = options ?? {}

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

if (BearerJwt !== undefined) headers.set('authorization', `Bearer ${BearerJwt}`)
if (TeamSid !== undefined) headers.set("Team-SID", TeamSid)

const url = `${baseUrl.replace(/\/+$/, '')}/api/agent-plans/draft-followups${query.size > 0 ? `?${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(draftFollowupsResponse, await res.json())
};