Initial commit: lottery project structure
Add core project files including: - Client and server directories - Backup script - Package configuration - Git ignore rules Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
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const Tesseract = require('tesseract.js');
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const path = require('path');
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// 彩票类型识别规则
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const LOTTERY_PATTERNS = {
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// 福利彩票
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ssq: { name: '双色球', type: 'welfare', pattern: /双\s*色\s*球|SSQ/i, price: 2 },
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fc3d: { name: '福彩3D', type: 'welfare', pattern: /福彩\s*3D|3D/i, price: 2 },
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qlc: { name: '七乐彩', type: 'welfare', pattern: /七\s*乐\s*彩/i, price: 2 },
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// 体育彩票
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dlt: { name: '大乐透', type: 'sports', pattern: /大\s*乐\s*透|超级\s*大\s*乐\s*透/i, price: 2 },
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pl3: { name: '排列3', type: 'sports', pattern: /排列\s*3|排列\s*三/i, price: 2 },
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pl5: { name: '排列5', type: 'sports', pattern: /排列\s*5|排列\s*五/i, price: 2 },
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qxc: { name: '七星彩', type: 'sports', pattern: /七\s*星\s*彩/i, price: 2 },
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};
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// 使用本地tesseract.js-core进行OCR识别
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async function parseWithLocalTesseract(imagePath) {
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try {
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// 使用本地core文件
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const corePath = path.join(__dirname, '../node_modules/tesseract.js-core');
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const { data } = await Tesseract.recognize(imagePath, 'chi_sim+eng', {
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corePath: corePath,
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logger: m => console.log('OCR:', m.status, m.progress)
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});
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return data.text;
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} catch (err) {
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console.error('tesseract.js识别失败:', err.message);
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throw err;
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}
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}
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// 解析彩票图片
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async function parseTicketImage(imagePath) {
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let text = '';
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try {
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text = await parseWithLocalTesseract(imagePath);
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console.log('OCR识别完成, 文本长度:', text.length);
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} catch (err) {
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console.error('OCR识别失败:', err);
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throw new Error('图片识别失败');
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}
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// 调试：打印识别的文本
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console.log('识别的文本:', text.substring(0, 500));
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return parseTicketText(text);
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}
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// 解析彩票文本
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function parseTicketText(text) {
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const result = {
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type: null,
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game: null,
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issue: null,
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numbers: [],
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bet_count: 1,
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multiple: 1,
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is_additional: false,
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cost: 0,
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raw_text: text
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};
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// 识别彩票类型
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for (const [key, lottery] of Object.entries(LOTTERY_PATTERNS)) {
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if (lottery.pattern.test(text)) {
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result.type = lottery.type;
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result.game = lottery.name;
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break;
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}
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}
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// 提取期号 - 优先匹配"期号:xxx"格式
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const issueMatch = text.match(/期\s*号\s*[:：]\s*(\d{5,})/);
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if (issueMatch) {
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result.issue = issueMatch[1];
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} else {
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const issueMatch2 = text.match(/第?\s*(\d{5,})\s*期/);
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if (issueMatch2) {
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result.issue = issueMatch2[1];
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}
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}
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// 提取注数
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const betMatch = text.match(/(\d+)\s*注/);
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if (betMatch) {
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result.bet_count = parseInt(betMatch[1]);
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}
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// 提取倍数
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const multipleMatch = text.match(/(\d+)\s*倍/);
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if (multipleMatch) {
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result.multiple = parseInt(multipleMatch[1]);
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}
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// 检测是否追加
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result.is_additional = /追加|追加投注/.test(text);
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// 提取金额 - 支持多种格式
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const costMatch = text.match(/金额\s*[:：]\s*(\d+(?:[.,]\d+)?)\s*元|合计[：:]\s*(\d+(?:\.\d+)?)\s*元|(\d+(?:\.\d+)?)\s*元/);
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if (costMatch) {
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const costStr = (costMatch[1] || costMatch[2] || costMatch[3]).replace(',', '.');
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result.cost = parseFloat(costStr);
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}
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// 提取号码 - 根据不同彩票类型
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result.numbers = extractNumbers(text, result.game);
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// 根据识别到的号码数量更新注数
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if (result.numbers.length > 0) {
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result.bet_count = result.numbers.length;
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}
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// 如果没有识别到金额，根据注数和倍数计算
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if (!result.cost && result.game && result.numbers.length > 0) {
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const lottery = Object.values(LOTTERY_PATTERNS).find(l => l.name === result.game);
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if (lottery) {
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let basePrice = lottery.price * result.bet_count * result.multiple;
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if (result.is_additional) basePrice += result.bet_count * result.multiple;
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result.cost = basePrice;
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}
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}
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return result;
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}
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// 提取号码
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function extractNumbers(text, game) {
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const numbers = [];
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// 预处理文本：修复常见OCR错误
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let cleanText = text
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.replace(/[oO]/g, '0') // o和O经常被误识别为0
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.replace(/[D]/g, '0') // D经常被误识别
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.replace(/[lI|]/g, '1') // l和I和|经常被误识别为1
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.replace(/[S\$§]/g, '5') // S和$和§经常被误识别为5
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.replace(/[@®»«]/g, '') // 去掉这些特殊字符
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.replace(/[:：]/g, ' ') // 冒号替换为空格
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.replace(/[g]/g, '9'); // g经常被误识别为9
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// 处理连在一起的数字：将6位以上连续数字按每2位分割
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cleanText = cleanText.replace(/\b(\d{6,})\b/g, (match) => {
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return match.match(/.{1,2}/g).join(' ');
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});
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// 处理4位连续数字
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cleanText = cleanText.replace(/\b(\d{4})\b/g, (match) => {
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return match.slice(0, 2) + ' ' + match.slice(2);
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});
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// 移除开奖号码行（包含"开奖号码"的行）
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cleanText = cleanText.split('\n')
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.filter(line => !line.includes('开奖') && !line.includes('号码'))
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.join('\n');
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if (game === '双色球') {
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// 双色球: 6红+1蓝，支持多种格式
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const patterns = [
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/(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})[-+](\d{2})/g,
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/(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s*[+|]\s*(\d{2})/g,
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];
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for (const pattern of patterns) {
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const matches = cleanText.matchAll(pattern);
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for (const match of matches) {
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numbers.push({
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red: [match[1], match[2], match[3], match[4], match[5], match[6]],
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blue: match[7]
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});
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}
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if (numbers.length > 0) break;
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}
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} else if (game === '大乐透') {
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// 大乐透: 5前区+2后区
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const patterns = [
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// 带空格的标准格式
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/(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})[-+](\d{2})\s+(\d{2})/g,
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/(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s+(\d{2})\s*[+|]\s*(\d{2})\s+(\d{2})/g,
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// 连在一起无空格的格式（第一注可能这样）
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/(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})[-+](\d{2})(\d{2})/g,
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/(\d{2})(\d{2})(\d{2})(\d{2})(\d{2})[+|](\d{2})(\d{2})/g,
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];
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for (const pattern of patterns) {
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const matches = cleanText.matchAll(pattern);
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for (const match of matches) {
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numbers.push({
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front: [match[1], match[2], match[3], match[4], match[5]],
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back: [match[6], match[7]]
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});
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}
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if (numbers.length > 0) break;
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}
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} else if (game === '福彩3D' || game === '排列3') {
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// 3位数
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const matches = cleanText.matchAll(/[^\d](\d)\s*(\d)\s*(\d)[^\d]/g);
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for (const match of matches) {
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numbers.push([match[1], match[2], match[3]]);
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}
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}
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return numbers;
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}
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module.exports = { parseTicketImage, parseTicketText };
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