81 lines
2.6 KiB
JavaScript
81 lines
2.6 KiB
JavaScript
/**
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* 授权服务
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* 提供账号授权检查功能
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*/
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const db = require('../middleware/dbProxy');
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const dayjs = require('dayjs');
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class AuthorizationService {
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/**
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* 检查账号授权状态
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* @param {string|number} identifier - 账号标识（sn_code 或 id）
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* @param {string} identifierType - 标识类型：'sn_code' 或 'id'
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* @returns {Promise<Object>} 授权检查结果 {is_authorized: boolean, remaining_days: number, message: string}
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*/
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async checkAuthorization(identifier, identifierType = 'sn_code') {
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const pla_account = db.getModel('pla_account');
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const where = {};
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where[identifierType] = identifier;
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const account = await pla_account.findOne({ where });
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if (!account) {
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return {
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is_authorized: false,
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remaining_days: 0,
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message: '账号不存在'
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};
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}
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const accountData = account.toJSON();
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const authDate = accountData.authorization_date;
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const authDays = accountData.authorization_days || 0;
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// 如果没有授权信息，默认不允许
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if (!authDate || authDays <= 0) {
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return {
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is_authorized: false,
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remaining_days: 0,
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message: '账号未授权，请购买使用权限后使用'
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};
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}
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// 计算剩余天数
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const startDate = dayjs(authDate);
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const endDate = startDate.add(authDays, 'day');
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const now = dayjs();
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const remaining = endDate.diff(now, 'day', true);
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const remaining_days = Math.max(0, Math.ceil(remaining));
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if (remaining_days <= 0) {
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return {
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is_authorized: false,
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remaining_days: 0,
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message: '账号使用权限已到期，请充值续费后使用'
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};
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}
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return {
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is_authorized: true,
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remaining_days: remaining_days,
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message: `授权有效，剩余 ${remaining_days} 天`
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};
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}
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/**
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* 检查账号授权状态（快速检查，只返回是否授权）
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* @param {string|number} identifier - 账号标识（sn_code 或 id）
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* @param {string} identifierType - 标识类型：'sn_code' 或 'id'
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* @returns {Promise<boolean>} 是否授权
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*/
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async isAuthorized(identifier, identifierType = 'sn_code') {
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const result = await this.checkAuthorization(identifier, identifierType);
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return result.is_authorized;
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}
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}
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module.exports = new AuthorizationService();
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