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(function () { |
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'use strict'; |
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|
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function uuidV4() { |
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if (typeof crypto !== 'undefined' && crypto.randomUUID) { |
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return crypto.randomUUID(); |
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} |
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return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) { |
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var r = Math.random() * 16 | 0; |
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var v = c === 'x' ? r : (r & 0x3 | 0x8); |
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return v.toString(16); |
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}); |
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} |
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|
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function uuidV1() { |
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var now = Date.now(); |
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var timeHex = now.toString(16).padStart(12, '0'); |
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var hi = timeHex.slice(0, 8); |
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var lo = timeHex.slice(8, 12); |
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var rand1 = Math.floor(Math.random() * 0x3fff | 0x8000).toString(16); |
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var rand2 = Array.from({ length: 12 }, function () { return Math.floor(Math.random() * 16).toString(16); }).join(''); |
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return lo + '-' + hi.slice(4, 8) + '-1' + hi.slice(1, 4) + '-' + rand1 + '-' + rand2; |
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} |
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|
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function rgbFromHex(hex) { |
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var c = hex.replace('#', ''); |
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return { |
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r: parseInt(c.slice(0, 2), 16), |
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g: parseInt(c.slice(2, 4), 16), |
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b: parseInt(c.slice(4, 6), 16) |
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}; |
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} |
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|
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function luminance(hex) { |
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var rgb = rgbFromHex(hex); |
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return 0.299 * rgb.r + 0.587 * rgb.g + 0.114 * rgb.b; |
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} |
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|
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function textOn(bg) { return luminance(bg) > 140 ? '#0f172a' : '#f8fafc'; } |
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|
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function copyText(text, btn) { |
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navigator.clipboard && navigator.clipboard.writeText(text).catch(function () { |
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var ta = document.createElement('textarea'); |
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ta.value = text; |
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document.body.appendChild(ta); |
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ta.select(); |
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document.execCommand('copy'); |
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document.body.removeChild(ta); |
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}); |
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var orig = btn.textContent; |
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btn.textContent = 'Copied!'; |
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setTimeout(function () { btn.textContent = orig; }, 1500); |
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} |
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|
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function initBlock(root) { |
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var opts; |
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try { opts = JSON.parse(root.getAttribute('data-opts')); } catch (e) { return; } |
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|
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var a = opts; |
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var version = a.defaultVersion || 'v4'; |
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var count = parseInt(a.defaultCount) || 5; |
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var uppercase = !!a.showUppercase; |
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var history = []; |
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var uuids = []; |
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|
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// Build UI |
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root.innerHTML = ''; |
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|
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var wrap = document.createElement('div'); |
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wrap.className = 'bkbg-uuid-wrap'; |
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wrap.style.cssText = 'background:' + a.sectionBg + ';max-width:' + a.contentMaxWidth + 'px;margin:0 auto;'; |
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root.appendChild(wrap); |
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|
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if (a.showTitle) { |
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var h = document.createElement('div'); |
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h.className = 'bkbg-uuid-title'; |
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h.style.color = a.titleColor || ''; |
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h.textContent = a.title; |
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wrap.appendChild(h); |
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} |
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|
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if (a.showSubtitle) { |
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var s = document.createElement('div'); |
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s.className = 'bkbg-uuid-subtitle'; |
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s.style.color = a.subtitleColor; |
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s.textContent = a.subtitle; |
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wrap.appendChild(s); |
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} |
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|
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var card = document.createElement('div'); |
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card.className = 'bkbg-uuid-card'; |
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card.style.background = a.cardBg; |
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wrap.appendChild(card); |
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|
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// Version tabs |
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var tabs = document.createElement('div'); |
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tabs.className = 'bkbg-uuid-tabs'; |
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card.appendChild(tabs); |
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|
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function renderTabBtn(ver) { |
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var btn = document.createElement('button'); |
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btn.className = 'bkbg-uuid-tab-btn'; |
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btn.textContent = 'UUID ' + ver.toUpperCase(); |
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updateTabStyle(btn, ver === version); |
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btn.addEventListener('click', function () { |
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version = ver; |
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tabs.querySelectorAll('.bkbg-uuid-tab-btn').forEach(function (b, i) { |
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updateTabStyle(b, ['v4', 'v1'][i] === version); |
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}); |
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}); |
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return btn; |
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} |
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|
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function updateTabStyle(btn, active) { |
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btn.style.cssText = 'background:' + (active ? a.accentColor : '#e5e7eb') + ';color:' + (active ? '#fff' : '#374151') + ';'; |
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} |
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|
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tabs.appendChild(renderTabBtn('v4')); |
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tabs.appendChild(renderTabBtn('v1')); |
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|
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// Count buttons |
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var countWrap = document.createElement('div'); |
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countWrap.className = 'bkbg-uuid-count-btns'; |
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card.appendChild(countWrap); |
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|
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[1, 5, 10, 25, 50].forEach(function (n) { |
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var btn = document.createElement('button'); |
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btn.className = 'bkbg-uuid-count-btn'; |
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btn.textContent = n; |
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updateCountStyle(btn, n === count); |
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btn.addEventListener('click', function () { |
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count = n; |
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countWrap.querySelectorAll('.bkbg-uuid-count-btn').forEach(function (b, i) { |
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updateCountStyle(b, [1, 5, 10, 25, 50][i] === count); |
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}); |
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}); |
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countWrap.appendChild(btn); |
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}); |
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|
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function updateCountStyle(btn, active) { |
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btn.style.cssText = 'background:' + (active ? a.accentColor : '#e5e7eb') + ';color:' + (active ? '#fff' : '#374151') + ';border-color:' + (active ? a.accentColor : 'transparent') + ';'; |
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} |
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|
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// Options row |
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var optRow = document.createElement('div'); |
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optRow.className = 'bkbg-uuid-options'; |
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card.appendChild(optRow); |
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|
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var ucLabel = document.createElement('label'); |
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ucLabel.className = 'bkbg-uuid-opt-label'; |
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ucLabel.style.color = a.labelColor; |
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var ucCheck = document.createElement('input'); |
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ucCheck.type = 'checkbox'; |
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ucCheck.checked = uppercase; |
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ucLabel.appendChild(ucCheck); |
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ucLabel.appendChild(document.createTextNode(' Uppercase')); |
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ucCheck.addEventListener('change', function () { uppercase = ucCheck.checked; }); |
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optRow.appendChild(ucLabel); |
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|
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// UUID list container |
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var listEl = document.createElement('div'); |
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listEl.className = 'bkbg-uuid-list'; |
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card.appendChild(listEl); |
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|
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// Actions |
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var actionsRow = document.createElement('div'); |
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actionsRow.className = 'bkbg-uuid-actions'; |
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card.appendChild(actionsRow); |
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|
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var genBtn = document.createElement('button'); |
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genBtn.className = 'bkbg-uuid-btn'; |
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genBtn.style.cssText = 'background:' + a.accentColor + ';color:#fff;'; |
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genBtn.textContent = 'Generate'; |
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actionsRow.appendChild(genBtn); |
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|
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var copyAllBtn = document.createElement('button'); |
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copyAllBtn.className = 'bkbg-uuid-btn bkbg-uuid-btn-outline'; |
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copyAllBtn.style.cssText = 'color:' + a.accentColor + ';border-color:' + a.accentColor + ';'; |
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copyAllBtn.textContent = 'Copy All'; |
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actionsRow.appendChild(copyAllBtn); |
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|
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var copyMsg = document.createElement('span'); |
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copyMsg.className = 'bkbg-uuid-copy-msg'; |
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copyMsg.style.color = a.accentColor; |
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copyMsg.textContent = 'Copied to clipboard!'; |
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actionsRow.appendChild(copyMsg); |
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|
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function showCopyMsg() { |
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copyMsg.classList.add('bkbg-uuid-show'); |
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setTimeout(function () { copyMsg.classList.remove('bkbg-uuid-show'); }, 2000); |
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} |
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|
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function generate() { |
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uuids = []; |
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for (var i = 0; i < count; i++) { |
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uuids.push(version === 'v1' ? uuidV1() : uuidV4()); |
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} |
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renderList(); |
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if (a.showHistory) { |
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history = uuids.concat(history).slice(0, 20); |
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renderHistory(); |
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} |
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} |
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|
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function renderList() { |
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listEl.innerHTML = ''; |
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uuids.forEach(function (uuid) { |
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var display = uppercase ? uuid.toUpperCase() : uuid; |
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var item = document.createElement('div'); |
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item.className = 'bkbg-uuid-item'; |
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item.style.cssText = 'background:' + a.uuidBg + ';color:' + a.uuidColor + ';'; |
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|
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var val = document.createElement('span'); |
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val.className = 'bkbg-uuid-val'; |
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val.textContent = display; |
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item.appendChild(val); |
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|
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var copyBtn = document.createElement('button'); |
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copyBtn.className = 'bkbg-uuid-copy-one'; |
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copyBtn.style.cssText = 'color:' + a.uuidColor + ';border-color:' + a.uuidColor + ';background:rgba(0,0,0,0.2);'; |
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copyBtn.textContent = 'Copy'; |
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copyBtn.addEventListener('click', function () { copyText(display, copyBtn); }); |
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item.appendChild(copyBtn); |
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|
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listEl.appendChild(item); |
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}); |
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} |
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|
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genBtn.addEventListener('click', generate); |
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|
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copyAllBtn.addEventListener('click', function () { |
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if (uuids.length === 0) { generate(); } |
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var text = uuids.map(function (u) { return uppercase ? u.toUpperCase() : u; }).join('\n'); |
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copyText(text, copyAllBtn); |
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showCopyMsg(); |
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}); |
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|
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// History |
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var histEl = null; |
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if (a.showHistory) { |
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histEl = document.createElement('div'); |
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histEl.className = 'bkbg-uuid-history'; |
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histEl.style.background = a.cardBg; |
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var histTitle = document.createElement('div'); |
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histTitle.className = 'bkbg-uuid-history-title'; |
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histTitle.style.color = a.labelColor; |
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histTitle.textContent = 'History'; |
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histEl.appendChild(histTitle); |
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var histList = document.createElement('ul'); |
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histList.className = 'bkbg-uuid-history-list'; |
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histEl.appendChild(histList); |
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wrap.appendChild(histEl); |
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} |
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|
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function renderHistory() { |
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if (!histEl) return; |
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var histList = histEl.querySelector('.bkbg-uuid-history-list'); |
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histList.innerHTML = ''; |
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history.forEach(function (u) { |
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var li = document.createElement('li'); |
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li.className = 'bkbg-uuid-history-item'; |
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li.style.color = a.labelColor; |
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li.textContent = uppercase ? u.toUpperCase() : u; |
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histList.appendChild(li); |
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}); |
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} |
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|
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// Generate on load |
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generate(); |
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} |
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|
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function init() { |
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document.querySelectorAll('.bkbg-uuid-app').forEach(initBlock); |
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} |
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|
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if (document.readyState === 'loading') { |
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document.addEventListener('DOMContentLoaded', init); |
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} else { |
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init(); |
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} |
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})(); |
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|
