import { NativeModules } from 'react-native'
import { Buffer } from 'buffer'

import { Peer, IPeer, Block, IBlock, Thread, IThread } from './model'

const { ProfileBridge } = NativeModules

/**
 * Get the profile.
 * ```typescript
 * Textile.profile.get();
 * ```
 */
export async function get(): Promise<IPeer> {
  const result = await ProfileBridge.get()
  return Peer.decode(Buffer.from(result, 'base64'))
}

/**
 * Get the name.
 * ```typescript
 * Textile.profile.name();
 * ```
 */
export async function name(): Promise<string | undefined> {
  const result: string = await ProfileBridge.name()
  return result.length > 0 ? result : undefined
}

/**
 * Update the name.
 * ```typescript
 * Textile.profile.setName(name);
 * ```
 */
export async function setName(name: string): Promise<void> {
  await ProfileBridge.setName(name)
}

/**
 * Get the BlockId of the current user Avatar.
 * ```typescript
 * Textile.profile.avatar();
 * ```
 */
export async function avatar(): Promise<string | undefined> {
  const result: string = await ProfileBridge.avatar()
  return result.length > 0 ? result : undefined
}

/**
 * Set the user's avatar image
 * @param item The path to an image or existing hash to set as the avatar
 * @returns A Promise that will resolve with the Block result
 */
export async function setAvatar(item: string): Promise<IBlock> {
  const result = await ProfileBridge.setAvatar(item)
  return Block.decode(Buffer.from(result, 'base64'))
}

/**
 * Get the account thread.
 */
export async function accountThread(): Promise<IThread> {
  const result = await ProfileBridge.accountThread()
  return Thread.decode(Buffer.from(result, 'base64'))
}