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import './console.scss';
import Completion from './completion';
import * as messages from '../shared/messages';
const parent = window.parent;
// TODO consider object-oriented
var prevValue = "";
window.completion = null;
var completionOrigin = "";
const blurMessage = () => {
return {
type: 'vimvixen.command.blur'
};
};
const keydownMessage = (input) => {
return {
type: 'vimvixen.command.enter',
value: input.value
};
};
const keyupMessage = (input) => {
return {
type: 'vimvixen.command.change',
value: input.value
};
};
const handleBlur = () => {
messages.send(parent, blurMessage());
};
const completeNext = () => {
if (!window.completion) {
return;
}
let item = window.completion.next();
if (!item) {
return;
}
let input = window.document.querySelector('#vimvixen-console-command-input');
input.value = completionOrigin + ' ' + item[0].content;
selectCompletion(item[1]);
}
const completePrev = () => {
if (!window.completion) {
return;
}
let item = window.completion.prev();
if (!item) {
return;
}
let input = window.document.querySelector('#vimvixen-console-command-input');
input.value = completionOrigin + ' ' + item[0].content;
selectCompletion(item[1]);
}
const handleKeydown = (e) => {
switch(e.keyCode) {
case KeyboardEvent.DOM_VK_ESCAPE:
messages.send(parent, blurMessage());
break;
case KeyboardEvent.DOM_VK_RETURN:
messages.send(parent, keydownMessage(e.target));
break;
case KeyboardEvent.DOM_VK_TAB:
if (e.shiftKey) {
completePrev();
} else {
completeNext();
}
e.stopPropagation();
e.preventDefault();
break;
}
};
const handleKeyup = (e) => {
if (e.keyCode === KeyboardEvent.DOM_VK_TAB) {
return;
}
if (e.target.value === prevValue) {
return;
}
messages.send(parent, keyupMessage(e.target));
prevValue = e.target.value;
};
window.addEventListener('load', () => {
let input = window.document.querySelector('#vimvixen-console-command-input');
input.addEventListener('blur', handleBlur);
input.addEventListener('keydown', handleKeydown);
input.addEventListener('keyup', handleKeyup);
});
const showCommand = (text) => {
let command = window.document.querySelector('#vimvixen-console-command');
command.style.display = 'block';
let error = window.document.querySelector('#vimvixen-console-error');
error.style.display = 'none';
let input = window.document.querySelector('#vimvixen-console-command-input');
input.value = text;
input.focus();
}
const showError = (text) => {
let error = window.document.querySelector('#vimvixen-console-error');
error.textContent = text;
error.style.display = 'block';
let command = window.document.querySelector('#vimvixen-console-command');
command.style.display = 'none';
let completion = window.document.querySelector('#vimvixen-console-completion');
completion.style.display = 'none';
}
const setCompletions = (completions) => {
let completion = window.document.querySelector('#vimvixen-console-completion');
completion.style.display = 'block';
completion.innerHTML = '';
let pairs = [];
for (let group of completions) {
let title = window.document.createElement('li');
title.className = 'vimvixen-console-completion-title';
title.textContent = group.name;
completion.append(title);
for (let item of group.items) {
let caption = window.document.createElement('span');
caption.textContent = item.caption;
caption.className = 'vimvixen-console-completion-item-caption';
let url = window.document.createElement('span');
url.textContent = item.url;
url.className = 'vimvixen-console-completion-item-url';
let li = window.document.createElement('li');
li.style.backgroundImage = 'url(' + item.icon + ')';
li.className = 'vimvixen-console-completion-item';
li.append(caption);
li.append(url);
completion.append(li);
pairs.push([item, li]);
}
}
window.completion = new Completion(pairs);
let input = window.document.querySelector('#vimvixen-console-command-input');
completionOrigin = input.value.split(' ')[0];
}
const selectCompletion = (element) => {
let elements = window.document.querySelectorAll('.vimvixen-console-completion-item');
Array.prototype.forEach.call(elements, (ele) => {
ele.className = 'vimvixen-console-completion-item';
});
element.classList.add('vimvixen-completion-selected');
};
messages.receive(window, (message) => {
switch (message.type) {
case 'vimvixen.console.show.command':
showCommand(message.text);
break;
case 'vimvixen.console.show.error':
showError(message.text);
break;
case 'vimvixen.console.set.completions':
setCompletions(message.completions);
break;
}
});
|
