import { SYSTEM } from './constants.js'

export let Utils = null

function registerHUD() {
  Hooks.on('tokenActionHudCoreApiReady', async () => {
    /**
     * Return the SystemManager and requiredCoreModuleVersion to Token Action HUD Core
     */
    const module = game.system
    module.api = {
      requiredCoreModuleVersion: "2.0",
      SystemManager
    }
    Hooks.call('tokenActionHudSystemReady', module)
  })

}

Hooks.once('tokenActionHudCoreApiReady', async (coreModule) => {
  /**
   * Utility functions
   */
  Utils = class Utils {
    /**
     * Get setting
     * @param {string} key               The key
     * @param {string=null} defaultValue The default value
     * @returns {string}                 The setting value
     */
    static getSetting(key, defaultValue = null) {
      let value = defaultValue ?? null
      try {
        value = game.settings.get(SYSTEM.ID, key)
      } catch {
        coreModule.api.Logger.debug(`Setting '${key}' not found`)
      }
      return value
    }

    /**
     * Set setting
     * @param {string} key   The key
     * @param {string} value The value
     */
    static async setSetting(key, value) {
      try {
        value = await game.settings.set(MODULE.ID, key, value)
        coreModule.api.Logger.debug(`Setting '${key}' set to '${value}'`)
      } catch {
        coreModule.api.Logger.debug(`Setting '${key}' not found`)
      }
    }
  }
})