Improve markdown editor
This commit is contained in:
166
assets/editor.js
166
assets/editor.js
@@ -2,6 +2,10 @@
|
||||
var textarea = document.getElementById('editor');
|
||||
if (!textarea) return;
|
||||
|
||||
var form = textarea.closest('form');
|
||||
|
||||
// --- DOM helpers ---
|
||||
|
||||
function wrap(before, after, placeholder) {
|
||||
var start = textarea.selectionStart;
|
||||
var end = textarea.selectionEnd;
|
||||
@@ -26,24 +30,63 @@
|
||||
textarea.focus();
|
||||
}
|
||||
|
||||
var form = textarea.closest('form');
|
||||
function insertAtCursor(s) {
|
||||
var start = textarea.selectionStart;
|
||||
var end = textarea.selectionEnd;
|
||||
textarea.value = textarea.value.slice(0, start) + s + textarea.value.slice(end);
|
||||
textarea.selectionStart = textarea.selectionEnd = start + s.length;
|
||||
textarea.dispatchEvent(new Event('input'));
|
||||
textarea.focus();
|
||||
}
|
||||
|
||||
function applyResult(result) {
|
||||
textarea.value = result.text;
|
||||
textarea.selectionStart = textarea.selectionEnd = result.cursor;
|
||||
textarea.dispatchEvent(new Event('input'));
|
||||
textarea.focus();
|
||||
}
|
||||
|
||||
function applyTableOp(fn, arg) {
|
||||
var result = arg !== undefined
|
||||
? fn(textarea.value, textarea.selectionStart, arg)
|
||||
: fn(textarea.value, textarea.selectionStart);
|
||||
if (result) applyResult(result);
|
||||
}
|
||||
|
||||
// --- Actions ---
|
||||
|
||||
var T = EditorTables;
|
||||
var L = EditorLists;
|
||||
var D = EditorDates;
|
||||
|
||||
var actions = {
|
||||
save: function () { form.submit(); },
|
||||
bold: function () { wrap('**', '**', 'bold text'); },
|
||||
italic: function () { wrap('*', '*', 'italic text'); },
|
||||
h1: function () { linePrefix('# '); },
|
||||
h2: function () { linePrefix('## '); },
|
||||
h3: function () { linePrefix('### '); },
|
||||
code: function () { wrap('`', '`', 'code'); },
|
||||
codeblock: function () { wrap('```\n', '\n```', 'code'); },
|
||||
quote: function () { linePrefix('> '); },
|
||||
link: function () { wrap('[', '](url)', 'link text'); },
|
||||
ul: function () { linePrefix('- '); },
|
||||
ol: function () { linePrefix('1. '); },
|
||||
hr: function () { wrap('\n\n---\n\n', '', ''); },
|
||||
save: function () { form.submit(); },
|
||||
bold: function () { wrap('**', '**', 'bold text'); },
|
||||
italic: function () { wrap('*', '*', 'italic text'); },
|
||||
h1: function () { linePrefix('# '); },
|
||||
h2: function () { linePrefix('## '); },
|
||||
h3: function () { linePrefix('### '); },
|
||||
code: function () { wrap('`', '`', 'code'); },
|
||||
codeblock: function () { wrap('```\n', '\n```', 'code'); },
|
||||
quote: function () { linePrefix('> '); },
|
||||
link: function () { wrap('[', '](url)', 'link text'); },
|
||||
ul: function () { linePrefix('- '); },
|
||||
ol: function () { linePrefix('1. '); },
|
||||
hr: function () { wrap('\n\n---\n\n', '', ''); },
|
||||
fmttable: function () { applyTableOp(T.formatTableText); },
|
||||
tblalignleft: function () { applyTableOp(T.setColumnAlignment, 'left'); },
|
||||
tblaligncenter: function () { applyTableOp(T.setColumnAlignment, 'center'); },
|
||||
tblalignright: function () { applyTableOp(T.setColumnAlignment, 'right'); },
|
||||
tblinsertcol: function () { applyTableOp(T.insertColumn); },
|
||||
tbldeletecol: function () { applyTableOp(T.deleteColumn); },
|
||||
tblinsertrow: function () { applyTableOp(T.insertRow); },
|
||||
tbldeleterow: function () { applyTableOp(T.deleteRow); },
|
||||
dateiso: function () { insertAtCursor(D.isoDate()); },
|
||||
datelong: function () { insertAtCursor(D.longDate()); },
|
||||
};
|
||||
|
||||
// --- Keyboard shortcut registration ---
|
||||
|
||||
var keyMap = {};
|
||||
document.querySelectorAll('[data-action]').forEach(function (btn) {
|
||||
btn.addEventListener('click', function () {
|
||||
@@ -55,6 +98,10 @@
|
||||
}
|
||||
});
|
||||
|
||||
keyMap['T'] = actions.fmttable;
|
||||
keyMap['D'] = actions.dateiso;
|
||||
keyMap['W'] = actions.datelong;
|
||||
|
||||
document.addEventListener('keydown', function (e) {
|
||||
if (!e.altKey || !e.shiftKey) return;
|
||||
var action = keyMap[e.key];
|
||||
@@ -63,4 +110,95 @@
|
||||
action();
|
||||
}
|
||||
});
|
||||
|
||||
// --- Textarea key handling ---
|
||||
|
||||
textarea.addEventListener('keydown', function (e) {
|
||||
if (e.key === 'Delete' && e.shiftKey) {
|
||||
var result = T.deleteRow(textarea.value, textarea.selectionStart)
|
||||
|| L.deleteOrderedLine(textarea.value, textarea.selectionStart);
|
||||
if (!result) return;
|
||||
e.preventDefault();
|
||||
applyResult(result);
|
||||
return;
|
||||
}
|
||||
if (e.key === 'Enter' && e.shiftKey) {
|
||||
var result = T.insertRowBelow(textarea.value, textarea.selectionStart);
|
||||
if (!result) return;
|
||||
e.preventDefault();
|
||||
applyResult(result);
|
||||
return;
|
||||
}
|
||||
if (e.key !== 'Enter') return;
|
||||
var result = L.handleEnterKey(textarea.value, textarea.selectionStart);
|
||||
if (!result) return;
|
||||
e.preventDefault();
|
||||
applyResult(result);
|
||||
});
|
||||
|
||||
// --- Dropdown helper ---
|
||||
|
||||
var openMenus = [];
|
||||
|
||||
function makeDropdown(triggerBtn, items) {
|
||||
var menu = document.createElement('div');
|
||||
menu.className = 'toolbar-dropdown-menu';
|
||||
items.forEach(function (item) {
|
||||
var btn = document.createElement('button');
|
||||
btn.type = 'button';
|
||||
btn.className = 'btn btn-tool toolbar-dropdown-item';
|
||||
btn.textContent = item.label;
|
||||
btn.addEventListener('mousedown', function (e) {
|
||||
e.preventDefault();
|
||||
actions[item.action]();
|
||||
menu.classList.remove('is-open');
|
||||
});
|
||||
menu.appendChild(btn);
|
||||
});
|
||||
triggerBtn.appendChild(menu);
|
||||
openMenus.push(menu);
|
||||
|
||||
triggerBtn.addEventListener('click', function (e) {
|
||||
if (e.target !== triggerBtn) return;
|
||||
var wasOpen = menu.classList.contains('is-open');
|
||||
openMenus.forEach(function (m) { m.classList.remove('is-open'); });
|
||||
if (!wasOpen) menu.classList.add('is-open');
|
||||
});
|
||||
}
|
||||
|
||||
document.addEventListener('click', function (e) {
|
||||
var insideAny = openMenus.some(function (m) {
|
||||
return m.parentElement && m.parentElement.contains(e.target);
|
||||
});
|
||||
if (!insideAny) openMenus.forEach(function (m) { m.classList.remove('is-open'); });
|
||||
});
|
||||
document.addEventListener('keydown', function (e) {
|
||||
if (e.key === 'Escape') openMenus.forEach(function (m) { m.classList.remove('is-open'); });
|
||||
});
|
||||
|
||||
// --- Table dropdown ---
|
||||
|
||||
var tblDropBtn = document.querySelector('[data-action="tbldrop"]');
|
||||
if (tblDropBtn) {
|
||||
makeDropdown(tblDropBtn, [
|
||||
{ label: 'Format table', action: 'fmttable' },
|
||||
{ label: 'Align left', action: 'tblalignleft' },
|
||||
{ label: 'Align center', action: 'tblaligncenter' },
|
||||
{ label: 'Align right', action: 'tblalignright' },
|
||||
{ label: 'Insert column', action: 'tblinsertcol' },
|
||||
{ label: 'Delete column', action: 'tbldeletecol' },
|
||||
{ label: 'Insert row', action: 'tblinsertrow' },
|
||||
{ label: 'Delete row', action: 'tbldeleterow' },
|
||||
]);
|
||||
}
|
||||
|
||||
// --- Date dropdown ---
|
||||
|
||||
var dateDropBtn = document.querySelector('[data-action="datedrop"]');
|
||||
if (dateDropBtn) {
|
||||
makeDropdown(dateDropBtn, [
|
||||
{ label: 'YYYY-MM-DD', action: 'dateiso' },
|
||||
{ label: 'DE Long', action: 'datelong' },
|
||||
]);
|
||||
}
|
||||
})();
|
||||
|
||||
Reference in New Issue
Block a user