#!/usr/bin/env node
/**
 * D13: tianpan/index.vue 家庭天盘页清理 (debt 78)
 *
 * 1) 修复字符串 bug：'BrandColors.*' -> 变量 + import
 * 2) script canvas/colorMap 色收编 BrandColors.*
 * 3) style 全局映射 4 色 + 局部变量 5 色
 */
const fs = require('fs');
const F = 'pages/tianpan/index.vue';
let src = fs.readFileSync(F, 'utf8');
let replaced = 0;

function repl(from, to) {
  const cnt = src.split(from).length - 1;
  if (cnt === 0) { console.warn('NOT FOUND:', from.slice(0, 80)); return; }
  src = src.split(from).join(to);
  replaced += cnt;
}

// ---- 1. import ----
repl(
  "<script>\nexport default {",
  "<script>\nimport { BrandColors } from '../../utils/brand-colors.js'\n\nexport default {"
);

// ---- 2. script canvas ----
repl("ctx.fillStyle = '#FFF8F0'", "ctx.fillStyle = BrandColors.bodyTint");
repl("var elementColors = ['BrandColors.success', '#FF6B9D', 'BrandColors.body', 'BrandColors.wisdom', '#F59E0B']",
     "var elementColors = [BrandColors.success, BrandColors.mind, BrandColors.body, BrandColors.wisdom, BrandColors.wealth]");
repl("ctx.fillStyle = '#1F2937'", "ctx.fillStyle = BrandColors.textGray800");
repl("ctx.fillStyle = '#6B7280'", "ctx.fillStyle = BrandColors.textSlate");
repl("ctx.strokeStyle = '#FFF'", "ctx.strokeStyle = BrandColors.white");
repl("ctx.fillStyle = '#FFF'", "ctx.fillStyle = BrandColors.white");
repl("ctx.strokeStyle = '#F59E0B'", "ctx.strokeStyle = BrandColors.wealth");

// ---- 3. colorMap ----
repl("        'parent': 'BrandColors.primary',\n        'child': '#3B82F6',\n        'teacher': '#8B5CF6'",
     "        'parent': BrandColors.primary,\n        'child': BrandColors.infoBlue,\n        'teacher': BrandColors.violet");
repl("return colorMap[role] || '#6B7280'", "return colorMap[role] || BrandColors.textSlate");
repl("var colors = { body: 'BrandColors.body', mind: '#FF6B9D', wisdom: 'BrandColors.wisdom', action: 'BrandColors.success', wealth: '#F59E0B' }",
     "var colors = { body: BrandColors.body, mind: BrandColors.mind, wisdom: BrandColors.wisdom, action: BrandColors.success, wealth: BrandColors.wealth }");
repl("return colors[key] || '#6B7280'", "return colors[key] || BrandColors.textSlate");

// ---- 4. style 块 ----
const styleIdx = src.indexOf('<style');
const before = src.slice(0, styleIdx);
let styleBody = src.slice(styleIdx);

const GLOBAL = [
  ['#FFF8F0', '$dim-body-tint'],
  ['#D1D5DB', '$app-border-strong'],
  ['#F5F0FF', '$facade-violet-tint'],
  ['#7C3AED', '$facade-violet-deep'],
];
const PAL = [
  ['#FDBA74', '$c-tp-orange'],
  ['#7C2D12', '$c-tp-brown-deep'],
  ['#9A3412', '$c-tp-brown'],
  ['#E0D4FF', '$c-tp-violet-soft'],
  ['#6D28D9', '$c-tp-violet-text'],
];
for (const [f, t] of [...GLOBAL, ...PAL]) {
  const esc = f.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
  styleBody = styleBody.replace(new RegExp(esc + '(?![0-9a-fA-F])', 'g'), t);
}

const palette = [
  '// ===== 天盘页专属色阶（暖橙提示 + 紫罗兰软阶；单页专用，约定见 uni.scss §14）=====',
  '$c-tp-orange:       #FDBA74; // 暖橙（徽章渐变档）',
  '$c-tp-brown-deep:   #7C2D12; // 深棕文字（暖卡内）',
  '$c-tp-brown:        #9A3412; // 棕橙文字（橙卡内）',
  '$c-tp-violet-soft:  #E0D4FF; // 紫罗兰软底渐变终',
  '$c-tp-violet-text:  #6D28D9; // 紫罗兰文字',
  ''
].join('\n');
styleBody = styleBody.replace(/(<style[^>]*>\s*\n)/, '$1' + palette + '\n');

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

// 校验
const lines = src.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) && !/^\$c-/.test(L)) { console.log('HEX ' + (i + 1) + ': ' + L); n++; }
}
console.log('remaining non-palette hex:', n);