comic-bubbles/javascript/scenePrefs.mjs

Animated comic bubbles - what else?

import { getScene } from "./sceneCache.mjs"
import { getResourceUrl } from "./helperFunctions.mjs"

export let scenePrefs = undefined

export let scenePrefsMap = new Map()

export async function loadScenePrefs() {
  if (scenePrefs != undefined) return
  try {
    const jsonPath =  getResourceUrl('scenePrefs JSON path', '/scenePrefs.json')

    const response = await fetch(jsonPath)
    scenePrefs = await response.json()
  } catch (error) {
    console.error(error)
  }
}

export async function injectScenePrefs(sceneId) {
  await loadScenePrefs()
  await flattenPrefs()
  fillObj(getScene(sceneId))
}

function fillObj(obj) {
  for (let prop in obj) {
    //console.log(obj.getPrefStr() + '.' + prop)

    if (prop == 'parent' || prop == 'canvas') {
      continue
    } else if (Array.isArray(obj[prop])) {
      // console.log("...isArray")
      for (let arrIdx = 0; arrIdx < obj[prop].length; arrIdx++) {
        fillObj(obj[prop][arrIdx], scenePrefs)
      }
    } else if (obj[prop] === undefined || typeof obj[prop] === 'number' || typeof obj[prop] === 'string') {
      // console.log('scenePrefs.' + obj.getPrefStr() + '.' + prop)
      try {
        let key = obj.getPrefStr() + '.' + prop
        let scenePrefsValue = scenePrefsMap.get(key)
        if (scenePrefsValue !== null && scenePrefsValue != undefined) {
          if (key == 'scene.bubCon.bubble.arrow.width' && obj.parent.arrIdx == 0) {
            obj.parent.arrow.painted = true
          }
          if (key == 'scene.bubCon.bubble.connector.height' && obj.parent.arrIdx != 0) {
            obj.parent.connector.painted = true
          }
          obj[prop] = scenePrefsValue
        }
      } catch (exc) {}
    } else {
      fillObj(obj[prop])
    }
  }
}

async function flattenPrefs() {
  if (scenePrefsMap.size > 0) return
  await loadScenePrefs()
  flattenPrefObj(scenePrefs, '', '')
}

function flattenPrefObj(obj, prefix) {
  let oldPrefix = prefix
  for (let prop in obj) {
    if (typeof obj[prop] === 'number' || typeof obj[prop] === 'string') {
      let objName = prefix + prop
      scenePrefsMap.set(objName, obj[prop])
    } else {
      let newPrefix = oldPrefix + prop + '.'
      flattenPrefObj(obj[prop], newPrefix)
    }
  }
}