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Merge pull request #8530 from ehuelsmann/feature/serverui-fsm
Update UI only from last click
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,221 @@ | ||
| /** @format */ | ||
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| import { | ||
| action, | ||
| createMachine, | ||
| immediate, | ||
| interpret, | ||
| invoke, | ||
| guard, | ||
| reduce, | ||
| state, | ||
| transition | ||
| } from "@/robot-vue"; | ||
|
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| const registry = require("dijit/registry"); | ||
| const parser = require("dojo/parser"); | ||
|
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| function armWidgets(ctx) { | ||
| let maindiv = document.getElementById("maindiv"); | ||
| registry.findWidgets(maindiv).forEach((child) => { | ||
| ctx.view.recursivelyResize(child); | ||
| }); | ||
| maindiv | ||
| .querySelectorAll("a") | ||
| .forEach((node) => ctx.view._interceptClick(node)); | ||
| ctx.view._setFormFocus(); | ||
| } | ||
|
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| function disarmWidgets(ctx) { | ||
| ctx.view._cleanWidgets(); | ||
| } | ||
|
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| function dismissNotify(ctx) { | ||
| if (ctx.dismiss) { | ||
| ctx.dismiss(); | ||
| delete ctx.dismiss; | ||
| } | ||
| } | ||
|
|
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| function domAcceptable(ctx, { data }) { | ||
| let response = data.response; | ||
| let rv = !( | ||
| response.headers.get("X-LedgerSMB-App-Content") !== "yes" || | ||
| (response.headers.get("Content-Disposition") || "").startsWith( | ||
| "attachment" | ||
| ) | ||
| ); | ||
| return rv; | ||
| } | ||
|
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| async function requestContent(ctx) { | ||
| let headers = new Headers(ctx.options.headers); | ||
| headers.set("X-Requested-With", "XMLHttpRequest"); | ||
|
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| document.getElementById("maindiv").removeAttribute("data-lsmb-done"); | ||
| // chop off the leading '/' to use relative paths | ||
| let base = window.location.pathname.replace(/[^/]*$/, ""); | ||
| let tgt = ctx.tgt; | ||
| let relTgt = tgt.substring(0, 1) === "/" ? tgt.substring(1) : tgt; | ||
| return { | ||
| response: await fetch(base + relTgt, { | ||
| method: ctx.options.method, | ||
| body: ctx.options.data, | ||
| headers: headers | ||
| // additional parameters to consider: | ||
| // mode(cors?), credentials, referrerPolicy? | ||
| }) | ||
| }; | ||
| } | ||
|
|
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| async function retrieveContent(ctx) { | ||
| return await ctx.response.text(); | ||
| } | ||
|
|
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| async function updateContent(ctx) { | ||
| ctx.view.content = ctx.content; | ||
| let p = new Promise((resolve) => { | ||
| ctx.view.$nextTick(() => { | ||
| resolve(); | ||
| }); | ||
| }); | ||
| await p; | ||
| } | ||
|
|
||
| async function parseContent(ctx) { | ||
| let maindiv = document.getElementById("maindiv"); | ||
| let p = new Promise((resolve) => { | ||
| parser.parse(maindiv).then(() => { | ||
| resolve(); | ||
| }); | ||
| }); | ||
| await p; | ||
| ctx.view.notify({ | ||
| title: ctx.options.done || ctx.view.$t("Loaded") | ||
| }); | ||
| } | ||
|
|
||
| function reportError(ctx) { | ||
| ctx.view.reportError(ctx.error); | ||
| } | ||
|
|
||
| function setContentSrc(ctx, { value }) { | ||
| let dismiss; | ||
| let dismissed = false; | ||
| ctx.notify({ | ||
| title: value.options.doing || ctx.view.$t("Loading..."), | ||
| type: "info", | ||
| dismissReceiver: (cb) => { | ||
| if (dismissed) { | ||
| // receiving the callback *after* someone tried to dismiss... | ||
| // do it right now. | ||
| cb(); | ||
| } else { | ||
| dismiss = cb; | ||
| } | ||
| } | ||
| }); | ||
| return { | ||
| ...ctx, | ||
| tgt: value.tgt, | ||
| options: value.options, | ||
| // 'dismiss' is received delayed; pass a forwarder | ||
| dismiss: () => { | ||
| dismissed = true; | ||
| if (dismiss) { | ||
| dismiss(); | ||
| } | ||
| } | ||
| }; | ||
| } | ||
|
|
||
| function setContent(ctx, { data }) { | ||
| return { ...ctx, content: data }; | ||
| } | ||
|
|
||
| function setError(ctx, { data }) { | ||
| return { ...ctx, error: data }; | ||
| } | ||
|
|
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| function setErrorResponse(ctx, { data }) { | ||
| return { ...ctx, error: data.response }; | ||
| } | ||
|
|
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| function setResponse(ctx, { data }) { | ||
| return { ...ctx, response: data.response }; | ||
| } | ||
|
|
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| const machine = createMachine( | ||
| { | ||
| idle: state( | ||
| transition("loadContent", "requesting", reduce(setContentSrc)), | ||
| transition("unloadContent", "unloaded", action(disarmWidgets)) | ||
| ), | ||
| requesting: invoke( | ||
| requestContent, | ||
| transition( | ||
| "loadContent", | ||
| "requesting", | ||
| action(dismissNotify), | ||
| reduce(setContentSrc) | ||
| ), | ||
| transition( | ||
| "unloadContent", | ||
| "unloaded", | ||
| action(dismissNotify), | ||
| action(disarmWidgets) | ||
| ), | ||
| transition( | ||
| "done", | ||
| "retrieving", | ||
| guard(domAcceptable), | ||
| reduce(setResponse) | ||
| ), | ||
| transition("done", "error", reduce(setErrorResponse)), | ||
| transition("error", "error", reduce(setError)) | ||
| ), | ||
| retrieving: invoke( | ||
| retrieveContent, | ||
| transition( | ||
| "loadContent", | ||
| "requesting", | ||
| action(dismissNotify), | ||
| reduce(setContentSrc) | ||
| ), | ||
| transition( | ||
| "unloadContent", | ||
| "unloaded", | ||
| action(dismissNotify), | ||
| action(disarmWidgets) | ||
| ), | ||
| transition("done", "disarming", reduce(setContent)), | ||
| transition("error", "error", reduce(setError)) | ||
| ), | ||
| disarming: state(immediate("updating", action(disarmWidgets))), | ||
| updating: invoke( | ||
| updateContent, | ||
| transition("done", "parsing"), | ||
| transition("error", "error", reduce(setError)) | ||
| ), | ||
| parsing: invoke( | ||
| parseContent, | ||
| transition("done", "arming"), | ||
| transition("error", "error", reduce(setError)) | ||
| ), | ||
| arming: state( | ||
| immediate("idle", action(armWidgets), action(dismissNotify)) | ||
| ), | ||
| error: invoke( | ||
| reportError, | ||
| transition("done", "idle", action(dismissNotify)) | ||
| ), | ||
| unloaded: state() | ||
| }, | ||
| (ctx) => ({ ...ctx }) | ||
| ); | ||
|
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| function createServerUIMachine(initialContext, callback) { | ||
| return interpret(machine, callback, initialContext); | ||
| } | ||
|
|
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| export { createServerUIMachine }; |