import {z} from 'zod'

export type GetApiWhatsappMessagesArgs = {phone_number_id?: string | undefined, conversation_id?: string | undefined, phone_number?: string | undefined, business_scoped_user_id?: string | undefined, direction?: ('inbound' | 'outbound') | undefined, status?: ('pending' | 'sent' | 'delivered' | 'read' | 'failed') | undefined, message_type?: string | undefined, has_media?: boolean | undefined, limit?: number | undefined, before?: string | undefined, after?: string | undefined};

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

export const whatsappMessage = z.object({id: z.string(), timestamp: z.string(), type: z.enum(["text", "image", "video", "audio", "document", "location", "interactive", "template", "reaction", "contacts", "sticker", "button", "order"]), from: z.string().nullable().optional(), from_user_id: z.string().nullable().optional(), from_parent_user_id: z.string().nullable().optional(), to: z.string().nullable().optional(), to_user_id: z.string().nullable().optional(), to_parent_user_id: z.string().nullable().optional(), username: z.string().nullable().optional(), context: z.object({id: z.string().optional(), from: z.string().optional(), referred_product: z.record(z.string(), z.unknown()).optional()}).optional(), text: z.object({body: z.string().optional()}).optional(), image: z.object({id: z.string().optional(), link: z.string().optional(), caption: z.string().optional()}).optional(), video: z.object({id: z.string().optional(), link: z.string().optional(), caption: z.string().optional()}).optional(), audio: z.object({id: z.string().optional(), link: z.string().optional()}).optional(), document: z.object({id: z.string().optional(), link: z.string().optional(), filename: z.string().optional(), caption: z.string().optional()}).optional(), location: z.object({latitude: z.number().optional(), longitude: z.number().optional(), name: z.string().optional(), address: z.string().optional()}).optional(), sticker: z.object({id: z.string().optional(), link: z.string().optional(), mime_type: z.string().optional(), animated: z.boolean().optional()}).optional(), interactive: z.record(z.string(), z.unknown()).optional(), button: z.object({text: z.string().optional(), payload: z.string().optional()}).optional(), template: z.object({name: z.string().optional(), language: z.object({code: z.string().optional()}).optional(), components: z.array(z.record(z.string(), z.unknown())).optional()}).optional(), reaction: z.object({emoji: z.string().optional(), message_id: z.string().optional()}).optional(), contacts: z.array(z.record(z.string(), z.unknown())).optional(), order: z.object({catalog_id: z.string().optional(), product_items: z.array(z.record(z.string(), z.unknown())).optional(), order_text: z.string().optional()}).optional(), kapso: z.object({direction: z.enum(["inbound", "outbound"]), status: z.enum(["pending", "sent", "delivered", "read", "failed"]), processing_status: z.enum(["pending", "processed", "blocked"]).optional(), origin: z.enum(["cloud_api", "business_app", "history_sync"]).optional(), phone_number: z.string().nullable().optional(), phone_number_id: z.string().nullable().optional(), has_media: z.boolean().optional(), whatsapp_conversation_id: z.string(), contact_name: z.string().nullable().optional(), content: z.string().nullable().optional(), statuses: z.array(z.record(z.string(), z.unknown())).optional(), transcript: z.object({text: z.string().optional()}).optional(), media_data: z.object({url: z.string().optional(), filename: z.string().optional(), content_type: z.string().optional(), byte_size: z.number().int().optional()}).optional(), media_url: z.string().optional(), message_type_data: z.record(z.string(), z.unknown()).optional(), flow_response: z.record(z.string(), z.unknown()).optional(), flow_token: z.string().optional(), flow_name: z.string().optional(), order_text: z.string().optional()})});

export const paginationCursor = z.object({before: z.string().optional(), after: z.string().optional()});

export const paging = z.object({cursors: paginationCursor.optional(), next: z.string().nullable().optional(), previous: z.string().nullable().optional()});

export const whatsappMessageListResponse = z.object({data: z.array(whatsappMessage), paging: paging});

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 messages
 * 
 * GET /whatsapp/messages
 */
export const getApiWhatsappMessages = async (args: GetApiWhatsappMessagesArgs, options?: GetApiWhatsappMessagesOptions) => {
const {baseUrl = "https://api.kapso.ai/platform/v1", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.phone_number_id != null) query.append("phone_number_id", String(args.phone_number_id))
if (args.conversation_id != null) query.append("conversation_id", String(args.conversation_id))
if (args.phone_number != null) query.append("phone_number", String(args.phone_number))
if (args.business_scoped_user_id != null) query.append("business_scoped_user_id", String(args.business_scoped_user_id))
if (args.direction != null) query.append("direction", String(args.direction))
if (args.status != null) query.append("status", String(args.status))
if (args.message_type != null) query.append("message_type", String(args.message_type))
if (args.has_media != null) query.append("has_media", String(args.has_media))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.before != null) query.append("before", String(args.before))
if (args.after != null) query.append("after", String(args.after))
if (ApiKeyAuth !== undefined) headers.set("X-API-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/whatsapp/messages${query.size > 0 ? `?${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(whatsappMessageListResponse, await res.json())
};