@soluzioni-futura/components-container
Version:
Easy and clean way to manage async and sync components in simple and complex projects.
107 lines (106 loc) • 4.22 kB
JavaScript
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const events_1 = require("events");
const ComponentWrapper_1 = __importDefault(require("./ComponentWrapper"));
const Status_1 = require("./Status");
const debug_1 = __importDefault(require("debug"));
class Container extends events_1.EventEmitter {
constructor({ debugTag = "container", noColors = false } = {}) {
super();
this.debug = debug_1.default(debugTag);
this.noColors = noColors;
this.wrappers = new Map();
}
static get STATUS() {
return Status_1.STATUS;
}
static get STATUS_NAMES() {
return Status_1.STATUS_NAMES;
}
static get STATUS_COLORS() {
return Status_1.STATUS_COLORS;
}
static addStatus(name, value, color) {
Status_1.STATUS[name.toUpperCase()] = value;
Status_1.STATUS_NAMES[value] = name.toLowerCase();
Status_1.STATUS_COLORS[value] = color;
}
register(componentConfig, options = {}) {
const wrapper = new ComponentWrapper_1.default(this, componentConfig, options);
this.wrappers.set(wrapper.name, wrapper);
this.on(`${wrapper.name}.statusChange`, (err, status, name) => {
this.debug(`${`${name} `.padEnd(20, "-")}> ${!this.noColors ? Status_1.STATUS_COLORS[status] : ""}${Status_1.STATUS_NAMES[status]}${!this.noColors ? "\x1b[0m" : ""}`);
if (err) {
this.debug(err.stack);
}
});
return this;
}
get(name, newInstance = false) {
return __awaiter(this, void 0, void 0, function* () {
if (!name) {
throw new Error("Missing name argument in component.get function");
}
const componentWrapper = this.wrappers.get(name);
if (!componentWrapper) {
throw new Error(`Missing ${name} component wrapper`);
}
return yield componentWrapper.getComponent(newInstance);
});
}
init() {
return __awaiter(this, void 0, void 0, function* () {
const wrapperNames = Array.from(this.wrappers.keys());
for (let i = 0; i < wrapperNames.length; i++) {
yield this.get(wrapperNames[i]);
}
return this;
});
}
getStatus(name = null) {
const componentWrappers = [];
if (name) {
const wrapper = this.wrappers.get(name);
if (!wrapper) {
throw new Error(`missing ${name} component wrapper`);
}
componentWrappers.push(wrapper);
}
else {
componentWrappers.push(...this.wrappers.values());
}
return componentWrappers.reduce((acc, { err, status, name }) => {
if (acc.serving && status === Status_1.STATUS.STOPPED) {
acc.serving = false;
}
acc.components.push({
name,
status,
err
});
return acc;
}, {
serving: true,
components: []
});
}
checkStatus() {
return __awaiter(this, void 0, void 0, function* () {
yield Promise.all(Array.from(this.wrappers.values()).map(wrapper => wrapper.checkStatus()));
return this.getStatus();
});
}
}
exports.default = Container;