octo-deno/lib/utils/objects.js
2018-05-21 11:50:44 -04:00

120 lines
3 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
const random = require('../random')
const utils = require('../utils')
const {logger} = require('../logging')
var o = null // eslint-disable-line no-unused-vars
class Objects {
constructor () {
this.counter = 0
this.container = {}
}
add (category, member) {
if (!member) {
member = 'o' + this.counter
}
if (!this.has(category)) {
this.container[category] = []
}
this.container[category].push({type: category, name: member})
++this.counter
return this.container[category].slice(-1)[0].name
}
get (category, last) {
if (!(category in this.container)) {
// return {type:null, name:null};
logger.traceback()
throw new Error(`${category} is not available.`)
}
if (last) {
return this.container[category].slice(-1)[0]
}
return random.pick(this.container[category])
}
pick (category, last) {
try {
return this.get(category, last).name
} catch (e) {
logger.traceback()
throw logger.JSError(`Error: pick('${category}') is undefined.`)
}
}
pop (objectName) {
let self = this
utils.common.getKeysFromHash(this.container).forEach(function (category) {
self.container[category].forEach(function (obj) {
if (obj.name === objectName) {
self.container[category].splice(self.container[category].indexOf(obj), 1)
}
})
})
}
contains (categoryNames) {
let categories = []
let self = this
categoryNames.forEach(function (name) {
if (self.has(name)) {
categories.push(name)
}
})
return (categories.length === 0) ? null : categories
}
show (category) {
return (category in this.container) ? this.container[category] : this.container
}
count (category) {
return (category in this.container) ? this.container[category].length : 0
}
has (category) {
if (category in this.container) {
this.check(category)
return this.container[category].length > 0
}
return false
}
valid () {
let items = []
let self = this
utils.common.getKeysFromHash(self.container).forEach(function (category) {
self.check(category)
})
utils.common.getKeysFromHash(self.container).forEach(function (category) {
for (let i = 0; i < self.container[category].length; i++) {
items.push(self.container[category][i].name)
}
})
return items
}
check (category) {
let self = this
self.container[category].forEach(function (object) {
try {
let x = /* frame.contentWindow. */ eval(object.name) // eslint-disable-line no-eval
if (x === undefined || x === null) {
self.pop(object.name)
}
} catch (e) {
self.pop(object.name)
}
})
}
}
module.exports = {
o,
Objects
}