IceCubesApp/IceCubesAppIntents/InlinePostIntent.swift

import AppAccount
import AppIntents
import Env
import Foundation
import Models
import Network

enum PostVisibility: String, AppEnum {
  case direct, priv, unlisted, pub

  public static var caseDisplayRepresentations: [PostVisibility: DisplayRepresentation] {
    [.direct: "Private",
     .priv: "Followers Only",
     .unlisted: "Quiet Public",
     .pub: "Public"]
  }

  static var typeDisplayName: LocalizedStringResource { "Visibility" }

  public static let typeDisplayRepresentation: TypeDisplayRepresentation = "Visibility"

  var toAppVisibility: Models.Visibility {
    switch self {
    case .direct:
      .direct
    case .priv:
      .priv
    case .unlisted:
      .unlisted
    case .pub:
      .pub
    }
  }
}

struct AppAccountWrapper: Identifiable, AppEntity {
  var id: String { account.id }

  let account: AppAccount

  static var defaultQuery = DefaultAppAccountQuery()

  static var typeDisplayRepresentation: TypeDisplayRepresentation = "AppAccount"

  var displayRepresentation: DisplayRepresentation {
    DisplayRepresentation(title: "\(account.accountName ?? account.server)")
  }
}

struct DefaultAppAccountQuery: EntityQuery {
  func entities(for identifiers: [AppAccountWrapper.ID]) async throws -> [AppAccountWrapper] {
    return await AppAccountsManager.shared.availableAccounts.filter { account in
      identifiers.contains { id in
        id == account.id
      }
    }.map { AppAccountWrapper(account: $0) }
  }

  func suggestedEntities() async throws -> [AppAccountWrapper] {
    await AppAccountsManager.shared.availableAccounts.map { .init(account: $0) }
  }

  func defaultResult() async -> AppAccountWrapper? {
    await .init(account: AppAccountsManager.shared.currentAccount)
  }
}

struct InlinePostIntent: AppIntent {
  static let title: LocalizedStringResource = "Send text status to Mastodon"
  static var description: IntentDescription {
    "Send a text status to Mastodon using Ice Cubes"
  }

  static let openAppWhenRun: Bool = false

  @Parameter(title: "Account", requestValueDialog: IntentDialog("Account"))
  var account: AppAccountWrapper

  @Parameter(title: "Post visibility", requestValueDialog: IntentDialog("Visibility of your post"))
  var visibility: PostVisibility

  @Parameter(title: "Post content", requestValueDialog: IntentDialog("Content of the post to be sent to Mastodon"))
  var content: String

  @MainActor
  func perform() async throws -> some IntentResult & ProvidesDialog & ShowsSnippetView {
    let client = Client(server: account.account.server, version: .v1, oauthToken: account.account.oauthToken)
    let status = StatusData(status: content, visibility: visibility.toAppVisibility)
    do {
      let status: Status = try await client.post(endpoint: Statuses.postStatus(json: status))
      return .result(dialog: "\(status.content.asRawText) was posted on Mastodon")
    } catch {
      return .result(dialog: "An error occured while posting to Mastodon, please try again.")
    }
  }
}