feat(driver-pwa): real MVP PWA icons (192/512, cream+card motif) + generator

Co-Authored-By: claude-flow <ruv@ruv.net>
2026-06-18 20:10:33 +10:00
parent 15d7f34689
commit b7dc826f0f
3 changed files with 76 additions and 0 deletions
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+// Генерация PWA-иконок «Премиум Водитель» без сторонних либ (zlib PNG-энкодер).
+// Дизайн: кремовый фон #F3EEE3, тёмная скруглённая плитка #1C1B19,
+// внутри белая «карта» #F6F2E9 с тёмной полосой (финансовый мотив). Без жёлтого/текста.
+import zlib from "node:zlib";
+import fs from "node:fs";
+import path from "node:path";
+
+const CREAM = [243, 238, 227];
+const INK = [28, 27, 25];
+const CARD = [246, 242, 233];
+
+function crc32(buf) {
+  let c = ~0;
+  for (let i = 0; i < buf.length; i++) {
+    c ^= buf[i];
+    for (let k = 0; k < 8; k++) c = (c >>> 1) ^ (0xedb88320 & -(c & 1));
+  }
+  return (~c) >>> 0;
+}
+function chunk(type, data) {
+  const t = Buffer.from(type, "ascii");
+  const len = Buffer.alloc(4); len.writeUInt32BE(data.length, 0);
+  const body = Buffer.concat([t, data]);
+  const crc = Buffer.alloc(4); crc.writeUInt32BE(crc32(body), 0);
+  return Buffer.concat([len, body, crc]);
+}
+function encodePng(N, rgba) {
+  const sig = Buffer.from([137, 80, 78, 71, 13, 10, 26, 10]);
+  const ihdr = Buffer.alloc(13);
+  ihdr.writeUInt32BE(N, 0); ihdr.writeUInt32BE(N, 4); ihdr[8] = 8; ihdr[9] = 6;
+  const stride = N * 4;
+  const raw = Buffer.alloc(N * (stride + 1));
+  for (let y = 0; y < N; y++) {
+    raw[y * (stride + 1)] = 0;
+    rgba.copy(raw, y * (stride + 1) + 1, y * stride, y * stride + stride);
+  }
+  return Buffer.concat([sig, chunk("IHDR", ihdr), chunk("IDAT", zlib.deflateSync(raw)), chunk("IEND", Buffer.alloc(0))]);
+}
+function inRoundRect(px, py, x0, y0, x1, y1, r) {
+  if (px < x0 || px >= x1 || py < y0 || py >= y1) return false;
+  const cx = px < x0 + r ? x0 + r : px >= x1 - r ? x1 - r : px;
+  const cy = py < y0 + r ? y0 + r : py >= y1 - r ? y1 - r : py;
+  const dx = px - cx, dy = py - cy;
+  return dx * dx + dy * dy <= r * r;
+}
+
+function draw(N) {
+  const buf = Buffer.alloc(N * N * 4);
+  // tile (centered ~64%)
+  const tile = Math.round(N * 0.64), tx0 = Math.round((N - tile) / 2), ty0 = tx0;
+  const tx1 = tx0 + tile, ty1 = ty0 + tile, tr = Math.round(tile * 0.24);
+  // card inside tile
+  const cw = Math.round(tile * 0.62), ch = Math.round(tile * 0.42);
+  const cx0 = Math.round((N - cw) / 2), cy0 = Math.round((N - ch) / 2);
+  const cx1 = cx0 + cw, cy1 = cy0 + ch, cr = Math.round(ch * 0.18);
+  // stripe near top of card
+  const sy0 = cy0 + Math.round(ch * 0.22), sy1 = sy0 + Math.round(ch * 0.14);
+  for (let y = 0; y < N; y++) {
+    for (let x = 0; x < N; x++) {
+      let col = CREAM;
+      if (inRoundRect(x, y, tx0, ty0, tx1, ty1, tr)) col = INK;
+      if (inRoundRect(x, y, cx0, cy0, cx1, cy1, cr)) col = CARD;
+      if (x >= cx0 && x < cx1 && y >= sy0 && y < sy1) col = INK;
+      const o = (y * N + x) * 4;
+      buf[o] = col[0]; buf[o + 1] = col[1]; buf[o + 2] = col[2]; buf[o + 3] = 255;
+    }
+  }
+  return encodePng(N, buf);
+}
+
+const dir = path.resolve("public/icons");
+fs.mkdirSync(dir, { recursive: true });
+for (const N of [192, 512]) {
+  fs.writeFileSync(path.join(dir, `icon-${N}.png`), draw(N));
+  console.log(`wrote icon-${N}.png`);
+}