import {z} from 'zod'

export type GetApiBetaEndusersUserIdConversationsArgs = {userId: string, pageLimit?: number | undefined, pageKey?: string | undefined};

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

export const emailForward = z.object({parentId: z.number().int()});

export const followUp = z.object({parentId: z.number().int()});

export const sideConversation = z.object({parentId: z.number().int()});

export const conversationLink = z.union([emailForward, followUp, sideConversation]);

export const customAttribute = z.object({id: z.string(), name: z.string(), identifier: z.string(), value: z.union([z.array(z.string()), z.string()])});

export const anonymizedConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), anonymizedAt: z.string(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const assignment = z.object({agentId: z.string(), assignedAt: z.string()});

export const queue = z.object({id: z.string(), queuedAt: z.string().optional()});

export const browserInfo = z.object({name: z.string(), version: z.string().optional(), ipAddress: z.string().optional(), originatingUrl: z.string().optional()});

export const chatConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), browserInfo: browserInfo.optional(), language: z.string().optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const contactFormConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), fromEmail: z.string(), toEmail: z.string().optional(), integrationEmail: z.string().optional(), language: z.string().optional(), subject: z.string().optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const emailConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), toEmail: z.string(), fromEmail: z.string(), integrationEmail: z.string(), language: z.string().optional(), subject: z.string().optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const facebookMessengerConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const genericConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), fromContactPointId: z.string().optional(), toContactPointId: z.string().optional(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const messengerConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), browserInfo: browserInfo.optional(), language: z.string().optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const pstnPhoneConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const smsConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), fromNumber: z.string().optional(), toNumber: z.string().optional(), queue: queue.optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const twitterConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), conversationType: z.string(), contactPointTwitterId: z.string().optional(), endUserTwitterId: z.string().optional(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const whatsAppConversation = z.object({id: z.number().int(), requesterId: z.string(), channel: z.string(), createdAt: z.string(), direction: z.string().optional(), state: z.string().optional(), stateUpdatedAt: z.string().optional(), assignment: assignment.optional(), queue: queue.optional(), link: conversationLink.optional(), customAttributes: z.array(customAttribute).optional(), transportExpiresAt: z.string().optional()});

export const conversation = z.union([anonymizedConversation, chatConversation, contactFormConversation, emailConversation, facebookMessengerConversation, genericConversation, messengerConversation, pstnPhoneConversation, smsConversation, twitterConversation, whatsAppConversation]);

export const paginationLinks = z.object({previous: z.string().optional(), next: z.string().optional()});

export const listEndUserConversationsOutput = z.object({data: z.array(conversation).optional(), meta: paginationLinks.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
};

/**
 * List end user conversations
 * 
 * GET /beta/endusers/{userId}/conversations
 */
export const getApiBetaEndusersUserIdConversations = async (args: GetApiBetaEndusersUserIdConversationsArgs, options?: GetApiBetaEndusersUserIdConversationsOptions) => {
const {baseUrl = "https://dev.dixa.io", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.pageLimit != null) query.append("pageLimit", String(args.pageLimit))
if (args.pageKey != null) query.append("pageKey", String(args.pageKey))
if (ApiKeyAuth !== undefined) headers.set("Authorization", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/beta/endusers/${encodeURIComponent(String(args.userId))}/conversations${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(listEndUserConversationsOutput, await res.json())
};