import {z} from 'zod'

export type CreateApiV3AiSdrKnowledgeBasesKnowledgeBaseIdReplyHandlersArgs = {knowledge_base_id: number, body: {typeOfQuestion: string, instructions: string, sampleAnswer?: string | undefined, toneOfVoice?: ('confident' | 'persuasive' | 'witty' | 'straightforward' | 'empathetic') | undefined, responseLength?: ('superShort' | 'short' | 'medium' | 'long') | undefined, links?: Array<string> | undefined, deliveryMode?: ('draft' | 'auto' | 'stopAndNotify') | undefined, additionalNotificationEmail?: (string | null) | undefined}};

export type CreateApiV3AiSdrKnowledgeBasesKnowledgeBaseIdReplyHandlersOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV3AiSdrKnowledgeBasesKnowledgeBaseIdReplyHandlersResponse = z.object({id: z.string().optional(), typeOfQuestion: z.string().optional(), instructions: z.string().optional(), sampleAnswer: z.string().optional(), toneOfVoice: z.enum(["confident", "persuasive", "witty", "straightforward", "empathetic"]).optional(), responseLength: z.enum(["superShort", "short", "medium", "long"]).optional(), links: z.array(z.string()).optional(), media: z.array(z.object({id: z.number().int().optional(), fileName: z.string().optional(), size: z.number().int().optional()})).optional(), deliveryMode: z.enum(["draft", "auto", "stopAndNotify"]).optional(), additionalNotificationEmail: z.string().nullable().optional(), createdAt: z.string().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 a reply handler
 * 
 * POST /v3/ai-sdr/knowledge-bases/{knowledge_base_id}/reply-handlers
 */
export const createApiV3AiSdrKnowledgeBasesKnowledgeBaseIdReplyHandlers = async (args: CreateApiV3AiSdrKnowledgeBasesKnowledgeBaseIdReplyHandlersArgs, options?: CreateApiV3AiSdrKnowledgeBasesKnowledgeBaseIdReplyHandlersOptions) => {
const {baseUrl = "https://api.reply.io", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v3/ai-sdr/knowledge-bases/${encodeURIComponent(String(args.knowledge_base_id))}/reply-handlers${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(createApiV3AiSdrKnowledgeBasesKnowledgeBaseIdReplyHandlersResponse, await res.json())
};