#!/usr/bin/env node
/**
 * D28: diet/preferences.vue 饮食偏好页清理 (debt 48 -> 0)
 * #FFF3E6 -> $warm-cream（4 文件复用）；其余暖棕/奶油色阶收编局部 $c-dp-*
 */
const fs = require('fs');
const F = 'pages/diet/preferences.vue';
let src = fs.readFileSync(F, 'utf8');
let replaced = 0;

const styleIdx = src.indexOf('<style');
const before = src.slice(0, styleIdx);
let styleBody = src.slice(styleIdx);

const GLOBAL = [['#FFF3E6', '$warm-cream']];
for (const [from, to] of GLOBAL) {
  const re = new RegExp(from + '(?![0-9a-fA-F])', 'gi');
  replaced += (styleBody.match(re) || []).length;
  styleBody = styleBody.replace(re, to);
}

const LOCAL = [
  ['#FFE3C7', '$c-dp-track'],
  ['#C2A78A', '$c-dp-label'],
  ['#4A2E1A', '$c-dp-ink'],
  ['#A08B72', '$c-dp-muted'],
  ['#F5F0EA', '$c-dp-chip'],
  ['#6B5340', '$c-dp-chip-ink'],
  ['#E8732A', '$c-dp-accent'],
  ['#FFD9B8', '$c-dp-line'],
  ['#FFF9F2', '$c-dp-input'],
  ['#FFFDF8', '$c-dp-footer'],
  ['#FFE9D4', '$c-dp-footer-line'],
];
for (const [from, to] of LOCAL) {
  const re = new RegExp(from + '(?![0-9a-fA-F])', 'gi');
  replaced += (styleBody.match(re) || []).length;
  styleBody = styleBody.replace(re, to);
}

const palette = [
  '// ===== 饮食偏好页专属色阶（暖棕/奶油问卷主题；单页专用，约定见 uni.scss §14）=====',
  '$c-dp-track:       #FFE3C7; // 进度条底轨',
  '$c-dp-label:       #C2A78A; // 进度标签文字',
  '$c-dp-ink:         #4A2E1A; // 主文字深棕',
  '$c-dp-muted:       #A08B72; // 辅助文字浅棕',
  '$c-dp-chip:        #F5F0EA; // 选项胶囊底',
  '$c-dp-chip-ink:    #6B5340; // 选项胶囊文字',
  '$c-dp-accent:      #E8732A; // 选中态强调橙',
  '$c-dp-line:        #FFD9B8; // 输入框描边',
  '$c-dp-input:       #FFF9F2; // 输入框底',
  '$c-dp-footer:      #FFFDF8; // 底部操作条底',
  '$c-dp-footer-line: #FFE9D4; // 底部操作条描边',
  ''
].join('\n');
styleBody = styleBody.replace(/(<style[^>]*>\s*\n)/, '$1' + palette + '\n');

fs.writeFileSync(F, before + styleBody);
console.log('total replaced:', replaced);

const out = fs.readFileSync(F, 'utf8');
const lines = out.split('\n');
let n = 0;
for (let i = 0; i < lines.length; i++) {
  const L = lines[i].trim();
  if (/#[0-9a-fA-F]{3,8}\b/.test(L) && L.charAt(0) !== '$') { console.log('HEX ' + (i + 1) + ': ' + L.slice(0, 110)); n++; }
}
console.log('remaining non-palette hex:', n);