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|
import Visibility from 'visibilityjs';
import Vue from 'vue';
import { s__ } from '../locale';
import Flash from '../flash';
import Poll from '../lib/utils/poll';
import ServerlessStore from './stores/serverless_store';
import ServerlessDetailsStore from './stores/serverless_details_store';
import GetFunctionsService from './services/get_functions_service';
import Functions from './components/functions.vue';
import FunctionDetails from './components/function_details.vue';
export default class Serverless {
constructor() {
if (document.querySelector('.js-serverless-function-details-page') != null) {
const {
serviceName,
serviceDescription,
serviceEnvironment,
serviceUrl,
serviceNamespace,
servicePodcount,
} = document.querySelector('.js-serverless-function-details-page').dataset;
const el = document.querySelector('#js-serverless-function-details');
this.store = new ServerlessDetailsStore();
const { store } = this;
const service = {
name: serviceName,
description: serviceDescription,
environment: serviceEnvironment,
url: serviceUrl,
namespace: serviceNamespace,
podcount: servicePodcount,
};
this.store.updateDetailedFunction(service);
this.functionDetails = new Vue({
el,
data() {
return {
state: store.state,
};
},
render(createElement) {
return createElement(FunctionDetails, {
props: {
func: this.state.functionDetail,
},
});
},
});
} else {
const { statusPath, clustersPath, helpPath, installed } = document.querySelector(
'.js-serverless-functions-page',
).dataset;
this.service = new GetFunctionsService(statusPath);
this.knativeInstalled = installed !== undefined;
this.store = new ServerlessStore(this.knativeInstalled, clustersPath, helpPath);
this.initServerless();
this.functionLoadCount = 0;
if (statusPath && this.knativeInstalled) {
this.initPolling();
}
}
}
initServerless() {
const { store } = this;
const el = document.querySelector('#js-serverless-functions');
this.functions = new Vue({
el,
data() {
return {
state: store.state,
};
},
render(createElement) {
return createElement(Functions, {
props: {
functions: this.state.functions,
installed: this.state.installed,
clustersPath: this.state.clustersPath,
helpPath: this.state.helpPath,
loadingData: this.state.loadingData,
hasFunctionData: this.state.hasFunctionData,
},
});
},
});
}
initPolling() {
this.poll = new Poll({
resource: this.service,
method: 'fetchData',
successCallback: data => this.handleSuccess(data),
errorCallback: () => Serverless.handleError(),
});
if (!Visibility.hidden()) {
this.poll.makeRequest();
} else {
this.service
.fetchData()
.then(data => this.handleSuccess(data))
.catch(() => Serverless.handleError());
}
Visibility.change(() => {
if (!Visibility.hidden() && !this.destroyed) {
this.poll.restart();
} else {
this.poll.stop();
}
});
}
handleSuccess(data) {
if (data.status === 200) {
this.store.updateFunctionsFromServer(data.data);
this.store.updateLoadingState(false);
} else if (data.status === 204) {
/* Time out after 3 attempts to retrieve data */
this.functionLoadCount += 1;
if (this.functionLoadCount === 3) {
this.poll.stop();
this.store.toggleNoFunctionData();
}
}
}
static handleError() {
Flash(s__('Serverless|An error occurred while retrieving serverless components'));
}
destroy() {
this.destroyed = true;
if (this.poll) {
this.poll.stop();
}
this.functions.$destroy();
this.functionDetails.$destroy();
}
}
|
