avocado-old/packages/behavior/context.js
2020-06-25 09:52:57 -05:00

89 lines
1.6 KiB
JavaScript

import {arrayUnique, flatten, mapObject} from '@avocado/core';
import memoize from 'lodash.memoize';
import {invokeHookFlat, registerHooks} from 'scwp';
export const globals = memoize(() => (
invokeHookFlat('behaviorContextGlobals')
.reduce((r, results) => ({
...r,
...results,
}), {})
));
export default class Context {
constructor(defaults = {}) {
this.map = new Map();
this.clear();
this.addObjectMap(defaults);
}
add(key, value, type = 'undefined') {
if (key) {
this.map.set(key, [value, type]);
}
}
addObjectMap(map) {
Object.entries(map)
.forEach(([key, [variable, type]]) => (
this.add(key, variable, type)
));
}
all() {
return Array.from(this.map.keys())
.reduce((r, key) => ({
...r,
[key]: this.get(key),
}), {});
}
clear() {
this.destroy();
this.add('context', this, 'context');
this.addObjectMap(globals());
}
description() {
const children = Object.entries(this.all())
.reduce((r, [key, [, type]]) => ({
...r,
[key]: {type},
}), {});
return {
children,
type: 'context',
};
}
destroy() {
this.map.clear();
}
get(key) {
return this.has(key) ? this.map.get(key) : [undefined, 'undefined'];
}
getValue(key) {
return this.get(key)[0];
}
getType(key) {
return this.get(key)[1];
}
has(key) {
return this.map.has(key);
}
}
registerHooks({
autoreg$accept: (type, M) => {
if ('hooks' === type && 'behaviorContextGlobals' in M) {
globals.cache.clear();
}
},
}, module.id);