136 lines
2.8 KiB
TypeScript
136 lines
2.8 KiB
TypeScript
// common.ts - common stuff like config and app setup
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import { createApp } from 'petite-vue'
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import { Data } from './comp-data'
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import { domain } from '@params'
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type Config = {
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domain: string
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itemid: string
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sid: string
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iid: string
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apiurl: string
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pollurl: string
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}
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export function config (api): Config {
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const pu = api.polling ? `${api.path}/${api.polling.msgbase.join('/')}` : ''
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return {
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domain: domain,
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itemid: location.hash.substring(1),
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sid: getSid(),
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iid: createRandString(1),
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apiurl: api.path,
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pollurl: pu,
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}
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}
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export const pvapp = {
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run(conf: Config, components: any[]) {
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appdata.conf = conf
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for (const comp of components) {
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appdata[comp.name] = comp
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}
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if (appdata.conf.pollurl) {
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poll(appdata)
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}
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createApp(appdata).mount()
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}
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}
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const appdata = {
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$delimiters: ['{|', '|}'],
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conf: {} as Config,
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components: {},
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register,
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sendMsg
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}
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// generic App (appdata) methods
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function register(name: string, comp: any) {
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this.components[name] = comp
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}
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// specific App (appdata) methods
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export async function sendMsg(basemsg: string[], data: any) {
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const url = `${this.conf.apiurl}/${basemsg.join('/')}`
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await send(url, this.conf, data)
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}
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// common functions
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function handle(app, msg) {
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const [ domain, action, class_, item ] = msg.path.split('/')
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const comp = app.components[class_ || 'data']
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if (domain && domain != comp.domain) {
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return
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}
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if (comp) {
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comp.handle(domain, action, class_, item, msg.payload)
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}
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}
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// app-specific functions
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async function send(url: string, conf: Config, data: any) {
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data._interaction = conf.iid
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const body = JSON.stringify(data)
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const headers = {}
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headers['X-Integrator-Session'] = conf.sid
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return fetch(url, {
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method: 'POST',
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headers: headers,
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body: body
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})
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}
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function createRandString(size: number): string {
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const arr = new Uint32Array(size)
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crypto.getRandomValues(arr)
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const result: string[] = []
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arr.forEach((x) => result.push(x.toString(36)))
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return result.join('')
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}
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function getSid(): string {
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const sid_key = 'api.sessionid'
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let sid = localStorage.getItem(sid_key)
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if (!sid) {
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sid = createRandString(2)
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localStorage.setItem(sid_key, sid)
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}
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return sid
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}
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//console.log("sid: ", getSid())
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// TODO: clear sid - when?
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//localStorage.setItem('api.sessionid', '')
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async function poll(app: typeof appdata) {
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const wait_time = 10000
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while (true) {
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try {
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const res = await(send(app.conf.pollurl, app.conf, {}))
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const msg = await res.json()
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switch (msg.status) {
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case 'idle':
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break
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case 'data':
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console.log('--- poll', msg)
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handle(app, msg)
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break
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default:
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console.log('**** poll', msg)
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await sleep(wait_time)
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}
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} catch (error) {
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console.log(error)
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await sleep(wait_time)
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}
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}
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}
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const sleep = (delay: number) => new Promise(r => setTimeout(r, delay))
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