@micro-frame/marko
Version:
A Marko tag for building SSR friendly micro frontends.
87 lines (86 loc) • 2.84 kB
JavaScript
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __markAsModule = (target) => __defProp(target, "__esModule", { value: true });
var __reExport = (target, module2, desc) => {
if (module2 && typeof module2 === "object" || typeof module2 === "function") {
for (let key of __getOwnPropNames(module2))
if (!__hasOwnProp.call(target, key) && key !== "default")
__defProp(target, key, { get: () => module2[key], enumerable: !(desc = __getOwnPropDesc(module2, key)) || desc.enumerable });
}
return target;
};
var __toModule = (module2) => {
return __reExport(__markAsModule(__defProp(module2 != null ? __create(__getProtoOf(module2)) : {}, "default", module2 && module2.__esModule && "default" in module2 ? { get: () => module2.default, enumerable: true } : { value: module2, enumerable: true })), module2);
};
var import_writable_dom = __toModule(require("writable-dom"));
var import_stream = __toModule(require("../../../util/stream"));
module.exports = {
onCreate() {
const ssrEl = document.getElementById(this.id);
let loading = true;
if (ssrEl) {
this.slotId = ssrEl.dataset.slot;
loading = false;
}
this.state = {
loading,
err: void 0
};
this.handleSrcChange = this.handleSrcChange.bind(this);
},
onInput(input) {
if (this.from !== input.from) {
this.from = input.from;
this.streamSource = (0, import_stream.getSource)(input.from);
if (!input.noRefresh) {
this.streamSource.onInvalidate(this.handleSrcChange);
}
}
},
onMount() {
this.onUpdate();
},
handleSrcChange(src) {
this.curSrc = src;
this.forceUpdate();
},
onDestroy() {
var _a;
(_a = this.slot) == null ? void 0 : _a.end();
this.streamSource.offInvalidate(this.handleSrcChange);
},
async onUpdate() {
if (this.slotId === this.input.slot && this.prevSrc === this.curSrc)
return;
this.state.loading = true;
this.state.err = void 0;
this.slotId = this.input.slot;
this.prevSrc = this.curSrc;
let writable;
let err;
try {
this.slot = this.streamSource.slot(this.slotId);
if (!this.slot) {
return;
}
writable = (0, import_writable_dom.default)(this.el, this.el.lastChild.previousSibling);
while (true) {
const { value, done } = await this.slot.next();
if (done)
break;
writable.write(value);
}
await writable.close();
} catch (_err) {
err = _err;
}
if (err && !this.input.catch)
throw err;
this.state.loading = false;
this.state.err = err;
}
};