import Fluent
import Vapor

final class UserToken: Model, Content, @unchecked Sendable {

  static let schema = "user_token"

  @ID(key: .id)
  var id: UUID?

  @Field(key: "value")
  var value: String

  @Parent(key: "user_id")
  var user: User

  init() {}

  init(id: UUID? = nil, value: String, userID: User.IDValue) {
    self.id = id
    self.value = value
    $user.id = userID
  }
}

extension UserToken {

  struct Migrate: AsyncMigration {
    let name = "CreateUserToken"

    func prepare(on database: any Database) async throws {
      try await database.schema(UserToken.schema)
        .id()
        .field("value", .string, .required)
        .field("user_id", .uuid, .required, .references(User.schema, "id"))
        .unique(on: "value")
        .create()
    }

    func revert(on database: any Database) async throws {
      try await database.schema(UserToken.schema).delete()
    }
  }
}

extension UserToken: ModelTokenAuthenticatable {
  static let valueKey = \UserToken.$value
  static let userKey = \UserToken.$user

  var isValid: Bool { true }
}