From e2691c2d02649d66b49b0802f508818413e4364c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=A1=D0=95=D0=9C=D0=90?= <svvivel@gmail.com>
Date: Mon, 7 Sep 2026 15:12:53 +0300
Subject: [PATCH] =?UTF-8?q?=D0=A2=D0=B0=D1=80=D0=B8=D1=84=D1=8B?=
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---
 src/lib/PrintMenu.svelte | 45 ++++++++++++++++++++++++++++++++++++----
 update_nvm.sh            | 11 ++++++++++
 2 files changed, 52 insertions(+), 4 deletions(-)
 create mode 100755 update_nvm.sh

diff --git a/src/lib/PrintMenu.svelte b/src/lib/PrintMenu.svelte
index c6e112e..d486821 100644
--- a/src/lib/PrintMenu.svelte
+++ b/src/lib/PrintMenu.svelte
@@ -33,7 +33,6 @@
 	let isPrinting = $state(false);
 
 	let uid = 0;
-	const PRICE_PER_PAGE = 9;
 
 	const qualities = [
 		{ id: 'low', label: 'Эконом' },
@@ -46,6 +45,13 @@
 		{ id: 'color', label: 'Цвет' }
 	];
 
+	// ── Тарифная сетка ──
+	function getPricePerPage(pagesCount) {
+		if (pagesCount >= 1000) return 4;
+		if (pagesCount >= 25) return 9;
+		return 10;
+	}
+
 	// ── Вспомогательная функция для реактивного обновления ──
 	function updateFile(id, changes) {
 		files = files.map(f => f.id === id ? { ...f, ...changes } : f);
@@ -300,14 +306,17 @@
 	function qualityFillFor(file) { return Math.round((file.qualityIndex / (qualities.length - 1)) * 100); }
 	function updateQuality(file, val) { updateFile(file.id, { qualityIndex: val }); }
 
-	// ── Расчет цены ──
+	// ── Расчет цены (ОБНОВЛЕННАЯ ЛОГИКА) ──
 	const totalPrice = $derived(() => {
 		let sum = 0;
 		for (const f of files) {
 			const pagesCount = f.selectedPages ? f.selectedPages.size : 0;
-			sum += pagesCount * f.copies;
+			if (pagesCount > 0) {
+				const pricePerPage = getPricePerPage(pagesCount);
+				sum += pagesCount * f.copies * pricePerPage;
+			}
 		}
-		return sum * PRICE_PER_PAGE;
+		return sum;
 	});
 
 	const extraCopies = $derived(files.reduce((sum, f) => sum + (f.copies - 1), 0));
@@ -484,6 +493,14 @@
  			{#if extraCopies > 0}, {extraCopies} {plCopies(extraCopies)}{/if}
  		</p>
  	{/if}
+
+	<!-- РАСЦЕНКА МАЛЕНЬКИМ ПРОЗРАЧНЫМ ШРИФТОМ -->
+	<div class="pricing-info">
+		<span class="price-tier" class:active={files.some(f => (f.selectedPages?.size || 0) < 25)}>10р/л от 1</span>
+		<span class="price-tier" class:active={files.some(f => { const s = f.selectedPages?.size || 0; return s >= 25 && s < 1000; })}>9р/л от 25</span>
+		<span class="price-tier" class:active={files.some(f => (f.selectedPages?.size || 0) >= 1000)}>4р/л от 1000</span>
+	</div>
+
  	<div class="price-summary">
  		<span class="summary-itogo">Итого</span>
  		<span class="summary-price">{totalPrice()}₽</span>
@@ -607,6 +624,26 @@
 	.action-btn:disabled { opacity: 0.6; cursor: wait; }
 	.action-btn.primary { background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%); box-shadow: 0 8px 24px -6px rgba(99, 102, 241, 0.5); }
 	.action-btn.secondary { background: linear-gradient(135deg, #5b8cff 0%, #38c6ff 100%); box-shadow: 0 8px 24px -6px rgba(72, 150, 255, 0.4); }
+	
+	/* ── Стили расценки ── */
+	.pricing-info {
+		display: flex;
+		justify-content: center;
+		gap: 12px;
+		font-size: 10px;
+		line-height: 1.2;
+		color: rgba(255, 255, 255, 0.25);
+		margin-bottom: 4px;
+		user-select: none;
+		flex-wrap: wrap;
+	}
+	.price-tier {
+		transition: color 0.2s ease;
+	}
+	.price-tier.active {
+		color: rgba(255, 255, 255, 0.6);
+	}
+
 	.price-summary { display: flex; justify-content: space-between; align-items: baseline; width: 100%; }
 	.summary-itogo { font-size: 30px; font-weight: 700; color: #8b93a1; }
 	.summary-price { font-size: 38px; font-weight: 800; color: #fff; }
diff --git a/update_nvm.sh b/update_nvm.sh
new file mode 100755
index 0000000..848d957
--- /dev/null
+++ b/update_nvm.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# Загружаем nvm
+export NVM_DIR="$HOME/.nvm"
+[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
+
+# Устанавливаем LTS версию Node.js
+nvm install --lts
+
+# Обновляем npm до последней версии
+npm install -g npm@latest