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<!-- This Source Code Form is subject to the terms of the Mozilla Public
- License, v. 2.0. If a copy of the MPL was not distributed with this
- file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
<html>
<head>
<link rel="stylesheet" href="./codemirror.css">
<link rel="stylesheet" href="./main.css">
<script src="./codemirror-compressed.js"></script>
<views>
<section class="task cm-s-default">
<pre class="request "></pre>
<pre class="response"><span class="one"></span><span class="two"></span><span class="three"></span></pre>
</section>
</views>
</head>
<body>
<pre class="input"></pre>
</body>
<script>
function debounce(fn, ms) {
var id;
return function(...args) {
clearTimeout(id);
id = setTimeout(fn, ms, ...args);
};
}
function Try(fn) {
return function(...args) {
try { return fn(...args); }
catch (error) { return null; }
};
}
var parse = Try(JSON.parse);
var CommandHistory = {
init: function() {
this._state = {};
this._state.els = document.querySelectorAll("body > section.task > .request");
this._state.idx = this._state.els.length;
},
get prev() {
if (!!this._state.els && this._state.idx > 0) {
this._state.idx--;
return this._state.els[this._state.idx].textContent;
}
return "";
},
get next() {
if (!!this._state.els && this._state.idx < this._state.els.length-1) {
this._state.idx++;
return this._state.els[this._state.idx].textContent;
}
return "";
}
}
function cmdHistory(fn, editor) {
editor.setValue(fn());
document.querySelector(".input").scrollIntoView();
}
var cmdHistoryNext = cmdHistory.bind(null, () => CommandHistory.next);
var cmdHistoryBack = cmdHistory.bind(null, () => CommandHistory.prev);
function send(editor) {
var input = editor.getWrapperElement().parentNode;
var code = editor.getValue().trim();
var packet = parse(code);
if (packet) {
var task = document.querySelector("views .task").cloneNode(true);
var request = task.querySelector(".request");
var response = task.querySelector(".response");
input.parentNode.insertBefore(task, input);
CodeMirror.runMode(JSON.stringify(packet, 2, 2),
"application/json",
request);
response.classList.add("pending");
editor.setValue("");
document.querySelector(".input").scrollIntoView();
port.postMessage(packet);
}
}
var editor = CodeMirror(document.querySelector(".input"), {
autofocus: true,
mode: "application/json",
matchBrackets: true,
value: '{"to": "root", "type": "requestTypes"}',
extraKeys: {"Cmd-Enter": send,
"Ctrl-Enter": send,
"Cmd-Down": cmdHistoryNext,
"Ctrl-Down": cmdHistoryNext,
"Cmd-Up": cmdHistoryBack,
"Ctrl-Up": cmdHistoryBack}
});
editor.on("change", debounce(function(editor) {
var input = editor.getWrapperElement().parentNode;
if (parse(editor.getValue().trim())) {
input.classList.remove("invalid");
} else {
input.classList.add("invalid");
}
}, 800));
</script>
<script>
window.addEventListener("message", event => {
window.port = event.ports[0];
port.onmessage = onMessage;
});
var onMessage = (event) => {
var packet = event.data;
var code = JSON.stringify(packet, 2, 2);
var input = document.querySelector(".input");
var response = document.querySelector(".task .response.pending");
if (!response) {
message = document.querySelector("views .task").cloneNode(true);
response = message.querySelector(".response");
response.classList.add("message");
input.parentNode.insertBefore(message, input);
}
if (packet.error) {
response.classList.add("error");
}
CodeMirror.runMode(code, "application/json", response);
response.classList.remove("pending");
document.querySelector(".input").scrollIntoView();
CommandHistory.init();
};
</script>
</html>
|
