import {z} from 'zod'

export type GetApiV1MessagesArgs = {status?: ('queued' | 'sending' | 'sent' | 'delivered' | 'failed' | 'received') | undefined, to?: string | undefined, channel?: ('sms' | 'sms_oneway' | 'whatsapp' | 'email' | 'telegram' | 'instagram' | 'messenger' | 'voice') | undefined, limit?: number | undefined, cursor?: string | undefined};

export type GetApiV1MessagesOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const channel = z.enum(["auto", "sms", "sms_oneway", "whatsapp", "telegram", "email", "instagram", "messenger", "voice"]);

export const messageType = z.enum(["text", "image", "video", "audio", "document", "sticker", "location", "contact", "buttons", "list", "cta_url", "request_contact_info", "location_request", "reaction", "template"]);

export const messageStatus = z.enum(["queued", "sending", "sent", "delivered", "read", "failed", "received", "pending_url_verification"]);

export const adReferral = z.object({sourceType: z.enum(["ad", "post"]).optional(), sourceId: z.string().optional(), sourceUrl: z.string().optional(), headline: z.string().optional(), body: z.string().optional(), mediaType: z.enum(["image", "video"]).optional(), imageUrl: z.string().optional(), videoUrl: z.string().optional(), thumbnailUrl: z.string().optional(), ctwaClid: z.string().optional()});

export const messageContent = z.object({mediaUrl: z.string().optional(), mediaId: z.string().optional(), mimeType: z.string().optional(), filename: z.string().optional(), latitude: z.number().optional(), longitude: z.number().optional(), locationName: z.string().optional(), locationAddress: z.string().optional(), contacts: z.array(z.object({name: z.string().optional(), phones: z.array(z.string()).optional()})).optional(), buttons: z.array(z.object({id: z.string().max(256), title: z.string().max(20)})).optional(), listButton: z.string().max(20).optional(), sections: z.array(z.object({title: z.string(), rows: z.array(z.object({id: z.string(), title: z.string().max(24), description: z.string().max(72).optional()}))})).optional(), ctaDisplayText: z.string().max(20).optional(), ctaUrl: z.string().optional(), ctaHeaderType: z.enum(["text", "image", "video", "document"]).optional(), ctaHeaderText: z.string().max(60).optional(), ctaHeaderMediaUrl: z.string().optional(), footerText: z.string().max(60).optional(), emoji: z.string().optional(), reactToMessageId: z.string().optional(), replyToMessageId: z.string().optional(), replyToProviderMessageId: z.string().optional(), replyToFrom: z.string().optional(), replyToText: z.string().optional(), replyToMessageType: z.string().optional(), templateId: z.string().optional(), templateVariables: z.record(z.string(), z.string()).optional(), templateButtonVariables: z.record(z.string(), z.string()).optional(), templateHeaderVariables: z.record(z.string(), z.string()).optional(), templateHeaderMediaUrl: z.string().max(2048).optional(), templateHeaderFilename: z.string().min(1).max(240).optional(), referral: adReferral.optional()});

export const message = z.object({id: z.string(), to: z.string(), from: z.string().optional(), senderId: z.string().optional(), channel: channel, direction: z.enum(["inbound", "outbound"]), messageType: messageType, status: messageStatus, text: z.string().optional(), content: messageContent.optional(), conversationId: z.string().optional(), providerMessageId: z.string().optional(), errorCode: z.string().nullable().optional(), errorMessage: z.string().nullable().optional(), cost: z.number().nullable().optional(), costProvider: z.number().nullable().optional(), costTotal: z.number().nullable().optional(), metadata: z.record(z.string(), z.string()).optional(), createdAt: z.string(), updatedAt: z.string().optional()});

export const getApiV1MessagesResponse = z.object({items: z.array(message), nextCursor: 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
};

/**
 * List messages
 * 
 * GET /v1/messages
 */
export const getApiV1Messages = async (args: GetApiV1MessagesArgs, options?: GetApiV1MessagesOptions) => {
const {baseUrl = "https://api.zavu.dev", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.status != null) query.append("status", String(args.status))
if (args.to != null) query.append("to", String(args.to))
if (args.channel != null) query.append("channel", String(args.channel))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/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(getApiV1MessagesResponse, await res.json())
};