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(function () { |
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'use strict'; |
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|
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var _typoKeys = { |
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family: '-ff', sizeDesktop: '-fs', sizeTablet: '-fs-tab', sizeMobile: '-fs-mob', |
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weight: '-fw', style: '-fst', decoration: '-td', transform: '-tt', |
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letterSpacing: '-ls', lineHeight: '-lh' |
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}; |
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function typoCssVarsForEl(el, obj, prefix) { |
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if (!obj) return; |
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Object.keys(_typoKeys).forEach(function (k) { |
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var v = obj[k]; if (v === undefined || v === '') return; |
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var u = (k === 'sizeDesktop' || k === 'sizeTablet' || k === 'sizeMobile') |
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? (String(v).match(/[a-z%]/i) ? v : v + 'px') |
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: (k === 'lineHeight' ? String(v) : v); |
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el.style.setProperty(prefix + _typoKeys[k], u); |
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}); |
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} |
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|
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function fmtNum(n, dp) { |
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if (isNaN(n) || !isFinite(n)) return '—'; |
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var fixed = parseFloat(n.toFixed(dp !== undefined ? dp : 4)); |
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return fixed.toLocaleString('en-US', { maximumFractionDigits: dp !== undefined ? dp : 4 }); |
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} |
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|
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function buildApp(app) { |
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var opts = {}; |
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try { opts = JSON.parse(app.getAttribute('data-opts') || '{}'); } catch (e) {} |
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|
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var accent = opts.accentColor || '#6c3fb5'; |
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var cardBg = opts.cardBg || '#ffffff'; |
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var tabActBg = opts.tabActiveBg || accent; |
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var tabActClr = opts.tabActiveColor || '#ffffff'; |
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var tabInaBg = opts.tabInactiveBg || '#f3f4f6'; |
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var tabInaClr = opts.tabInactiveColor|| '#374151'; |
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var resultBg = opts.resultBg || '#f5f3ff'; |
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var resultBdr = opts.resultBorder || '#ede9fe'; |
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var resultClr = opts.resultColor || accent; |
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var titleClr = opts.titleColor || '#1e1b4b'; |
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var subClr = opts.subtitleColor || '#6b7280'; |
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var labelClr = opts.labelColor || '#374151'; |
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var cRadius = (opts.cardRadius !== undefined ? opts.cardRadius : 16) + 'px'; |
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var tRadius = (opts.tabRadius !== undefined ? opts.tabRadius : 99) + 'px'; |
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var iRadius = (opts.inputRadius !== undefined ? opts.inputRadius: 8) + 'px'; |
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var maxW = (opts.maxWidth || 600) + 'px'; |
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var ptop = (opts.paddingTop !== undefined ? opts.paddingTop : 60) + 'px'; |
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var pbot = (opts.paddingBottom!== undefined ? opts.paddingBottom : 60) + 'px'; |
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|
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var TABS = [ |
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opts.mode1Label || '% of Number', |
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opts.mode2Label || 'Find %', |
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opts.mode3Label || '% Change', |
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]; |
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|
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var currentMode = 0; |
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|
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/* Card */ |
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var card = document.createElement('div'); |
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card.className = 'bkbg-pct-card'; |
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card.style.cssText = [ |
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'background:' + cardBg, |
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'border-radius:' + cRadius, |
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'padding-top:' + ptop, |
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'padding-bottom:' + pbot, |
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'padding-left:32px', |
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'padding-right:32px', |
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'max-width:' + maxW, |
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'margin:0 auto', |
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].join(';'); |
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app.innerHTML = ''; |
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app.appendChild(card); |
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|
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/* Title */ |
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if (opts.showTitle !== false && opts.title) { |
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var h2 = document.createElement('h2'); |
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h2.className = 'bkbg-pct-title'; |
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h2.style.color = titleClr; |
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typoCssVarsForEl(h2, opts.titleTypo, '--bkbg-pct-title'); |
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h2.textContent = opts.title; |
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card.appendChild(h2); |
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} |
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|
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/* Subtitle */ |
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if (opts.showSubtitle !== false && opts.subtitle) { |
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var sub = document.createElement('p'); |
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sub.className = 'bkbg-pct-subtitle'; |
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sub.style.color = subClr; |
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typoCssVarsForEl(sub, opts.subtitleTypo, '--bkbg-pct-subtitle'); |
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sub.textContent = opts.subtitle; |
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card.appendChild(sub); |
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} |
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|
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/* Tabs */ |
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var tabsDiv = document.createElement('div'); |
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tabsDiv.className = 'bkbg-pct-tabs'; |
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card.appendChild(tabsDiv); |
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|
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/* Input area */ |
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var inputArea = document.createElement('div'); |
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card.appendChild(inputArea); |
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|
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/* Result */ |
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var resultBox = document.createElement('div'); |
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resultBox.className = 'bkbg-pct-result'; |
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resultBox.style.cssText = 'background:' + resultBg + ';border:1.5px solid ' + resultBdr + ';border-radius:' + cRadius; |
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var resultFormula = document.createElement('div'); |
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resultFormula.className = 'bkbg-pct-result-formula'; |
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var resultNum = document.createElement('div'); |
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resultNum.className = 'bkbg-pct-result-num'; |
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resultNum.style.color = resultClr; |
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typoCssVarsForEl(resultNum, opts.resultTypo, '--bkbg-pct-result'); |
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resultNum.textContent = '—'; |
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var resultDir = document.createElement('div'); |
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resultDir.className = 'bkbg-pct-result-dir'; |
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resultDir.style.display = 'none'; |
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resultBox.appendChild(resultFormula); |
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resultBox.appendChild(resultNum); |
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resultBox.appendChild(resultDir); |
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card.appendChild(resultBox); |
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|
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/* ── Input builders ─────────────────────────────────────────────── */ |
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function mkInput(placeholder) { |
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var inp = document.createElement('input'); |
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inp.type = 'number'; |
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inp.className = 'bkbg-pct-input'; |
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inp.placeholder = placeholder; |
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inp.step = 'any'; |
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inp.style.cssText = 'border-radius:' + iRadius; |
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return inp; |
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} |
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|
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function mkLabel(text) { |
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var lbl = document.createElement('label'); |
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lbl.className = 'bkbg-pct-label'; |
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lbl.style.color = labelClr; |
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lbl.textContent = text; |
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return lbl; |
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} |
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|
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function mkSep(text) { |
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var s = document.createElement('span'); |
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s.className = 'bkbg-pct-sep'; |
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s.textContent = text; |
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return s; |
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} |
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|
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var inputs = {}; |
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|
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function buildMode0() { |
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inputArea.innerHTML = ''; |
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var row = document.createElement('div'); |
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row.className = 'bkbg-pct-row'; |
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var f1 = document.createElement('div'); f1.className = 'bkbg-pct-field shrink'; |
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var pct = mkInput('25'); inputs.m0p = pct; |
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f1.appendChild(mkLabel('%')); |
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f1.appendChild(pct); |
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var f2 = document.createElement('div'); f2.className = 'bkbg-pct-field grow'; |
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var num = mkInput('200'); inputs.m0n = num; |
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f2.appendChild(mkLabel('Number')); |
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f2.appendChild(num); |
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row.appendChild(f1); |
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row.appendChild(mkSep('% of')); |
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row.appendChild(f2); |
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inputArea.appendChild(row); |
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[pct, num].forEach(function (i) { i.addEventListener('input', compute); }); |
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} |
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|
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function buildMode1() { |
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inputArea.innerHTML = ''; |
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var row = document.createElement('div'); |
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row.className = 'bkbg-pct-row'; |
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var f1 = document.createElement('div'); f1.className = 'bkbg-pct-field grow'; |
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var x = mkInput('50'); inputs.m1x = x; |
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f1.appendChild(mkLabel('Value')); |
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f1.appendChild(x); |
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var f2 = document.createElement('div'); f2.className = 'bkbg-pct-field grow'; |
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var y = mkInput('200'); inputs.m1y = y; |
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f2.appendChild(mkLabel('Total')); |
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f2.appendChild(y); |
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row.appendChild(f1); |
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row.appendChild(mkSep('is _% of')); |
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row.appendChild(f2); |
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inputArea.appendChild(row); |
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[x, y].forEach(function (i) { i.addEventListener('input', compute); }); |
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} |
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|
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function buildMode2() { |
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inputArea.innerHTML = ''; |
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var row = document.createElement('div'); |
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row.className = 'bkbg-pct-row'; |
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var f1 = document.createElement('div'); f1.className = 'bkbg-pct-field grow'; |
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var x = mkInput('100'); inputs.m2x = x; |
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f1.appendChild(mkLabel('From')); |
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f1.appendChild(x); |
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var f2 = document.createElement('div'); f2.className = 'bkbg-pct-field grow'; |
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var y = mkInput('150'); inputs.m2y = y; |
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f2.appendChild(mkLabel('To')); |
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f2.appendChild(y); |
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row.appendChild(f1); |
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row.appendChild(mkSep('→')); |
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row.appendChild(f2); |
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inputArea.appendChild(row); |
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[x, y].forEach(function (i) { i.addEventListener('input', compute); }); |
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} |
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|
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function compute() { |
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var result, formula, dir = null; |
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if (currentMode === 0) { |
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var p = parseFloat(inputs.m0p && inputs.m0p.value) || 0; |
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var n = parseFloat(inputs.m0n && inputs.m0n.value) || 0; |
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result = (p / 100) * n; |
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formula = p + '% of ' + n + ' ='; |
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} else if (currentMode === 1) { |
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var x1 = parseFloat(inputs.m1x && inputs.m1x.value); |
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var y1 = parseFloat(inputs.m1y && inputs.m1y.value); |
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result = (x1 / y1) * 100; |
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formula = x1 + ' is ___% of ' + y1; |
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} else { |
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var x2 = parseFloat(inputs.m2x && inputs.m2x.value); |
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var y2 = parseFloat(inputs.m2y && inputs.m2y.value); |
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result = ((y2 - x2) / Math.abs(x2)) * 100; |
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formula = 'Change from ' + x2 + ' to ' + y2; |
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if (!isNaN(result) && isFinite(result)) dir = result >= 0 ? 'increase' : 'decrease'; |
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} |
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|
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var valid = !isNaN(result) && isFinite(result); |
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var clr = dir ? (dir === 'increase' ? '#16a34a' : '#dc2626') : resultClr; |
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|
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resultFormula.textContent = formula || ''; |
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if (valid) { |
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if (currentMode === 0) resultNum.textContent = fmtNum(result, 4); |
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else if (currentMode === 1) resultNum.textContent = fmtNum(result, 2) + '%'; |
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else resultNum.textContent = (result >= 0 ? '+' : '') + fmtNum(result, 2) + '%'; |
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} else { |
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resultNum.textContent = '—'; |
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} |
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resultNum.style.color = clr; |
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if (dir) { |
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resultDir.style.display = 'block'; |
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resultDir.style.color = clr; |
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resultDir.textContent = dir === 'increase' ? '▲ Increase' : '▼ Decrease'; |
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} else { |
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resultDir.style.display = 'none'; |
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} |
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} |
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|
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/* ── Build tabs ─────────────────────────────────────────────────── */ |
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var tabBtns = []; |
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TABS.forEach(function (label, idx) { |
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var btn = document.createElement('button'); |
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btn.className = 'bkbg-pct-tab'; |
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btn.textContent = label; |
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btn.style.cssText = 'border-radius:' + tRadius; |
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btn.style.background = idx === 0 ? tabActBg : tabInaBg; |
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btn.style.color = idx === 0 ? tabActClr : tabInaClr; |
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btn.addEventListener('click', function () { |
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currentMode = idx; |
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tabBtns.forEach(function (b, i) { |
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b.style.background = i === idx ? tabActBg : tabInaBg; |
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b.style.color = i === idx ? tabActClr : tabInaClr; |
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}); |
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if (idx === 0) buildMode0(); |
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else if (idx === 1) buildMode1(); |
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else buildMode2(); |
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compute(); |
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}); |
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tabBtns.push(btn); |
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tabsDiv.appendChild(btn); |
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}); |
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|
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/* Init */ |
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buildMode0(); |
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compute(); |
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} |
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|
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document.querySelectorAll('.bkbg-pct-app').forEach(buildApp); |
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})(); |
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|
