mirror of
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108 lines
2.1 KiB
JavaScript
108 lines
2.1 KiB
JavaScript
const { Logger } = require('lib/logger.js');
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class PluginManager {
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constructor() {
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this.plugins_ = {};
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this.logger_ = new Logger();
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}
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setLogger(l) {
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this.logger_ = l;
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}
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logger() {
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return this.logger_;
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}
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static instance() {
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if (this.instance_) return this.instance_;
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this.instance_ = new PluginManager();
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return this.instance_;
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}
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register(classes) {
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if (!Array.isArray(classes)) classes = [classes];
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for (let i = 0; i < classes.length; i++) {
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const PluginClass = classes[i];
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if (this.plugins_[PluginClass.manifest.name]) throw new Error(`Already registered: ${PluginClass.manifest.name}`);
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this.plugins_[PluginClass.manifest.name] = {
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Class: PluginClass,
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instance: null,
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};
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}
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}
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pluginInstance_(name) {
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const p = this.plugins_[name];
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if (p.instance) return p.instance;
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p.instance = new p.Class();
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p.instance.dispatch = action => this.dispatch_(action);
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return p.instance;
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}
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pluginClass_(name) {
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return this.plugins_[name].Class;
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}
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onPluginMenuItemTrigger_(event) {
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const p = this.pluginInstance_(event.pluginName);
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p.onTrigger({
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itemName: event.itemName,
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});
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}
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pluginDialogToShow(pluginStates) {
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for (const name in pluginStates) {
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const p = pluginStates[name];
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if (!p.dialogOpen) continue;
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const Class = this.pluginClass_(name);
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if (!Class.Dialog) continue;
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return {
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Dialog: Class.Dialog,
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props: this.dialogProps_(name),
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};
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}
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return null;
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}
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dialogProps_(name) {
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return {
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dispatch: action => this.dispatch_(action),
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plugin: this.pluginInstance_(name),
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};
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}
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menuItems() {
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let output = [];
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for (const name in this.plugins_) {
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const menuItems = this.plugins_[name].Class.manifest.menuItems;
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if (!menuItems) continue;
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for (const item of menuItems) {
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item.click = () => {
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this.onPluginMenuItemTrigger_({
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pluginName: name,
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itemName: item.name,
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});
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};
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if (item.accelerator instanceof Function) {
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item.accelerator = item.accelerator();
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}
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}
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output = output.concat(menuItems);
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}
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return output;
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}
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}
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module.exports = PluginManager;
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