121 lines
3.3 KiB
TypeScript
121 lines
3.3 KiB
TypeScript
import { get, run, query } from '../database';
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import { v4 as uuidv4 } from 'uuid';
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export interface SystemConfig {
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id: string;
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configType: string;
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configValue: any;
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updatedAt: string;
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}
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export interface QuizConfig {
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singleRatio: number;
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multipleRatio: number;
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judgmentRatio: number;
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textRatio: number;
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totalScore: number;
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}
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export interface AdminUser {
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username: string;
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password: string;
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}
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export class SystemConfigModel {
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// 获取配置
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static async getConfig(configType: string): Promise<any> {
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const sql = `SELECT config_value as configValue FROM system_configs WHERE config_type = ?`;
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const result = await get(sql, [configType]);
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if (!result) {
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return null;
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}
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try {
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return JSON.parse(result.configValue);
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} catch {
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return result.configValue;
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}
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}
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// 更新配置
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static async updateConfig(configType: string, configValue: any): Promise<void> {
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const valueStr = typeof configValue === 'string' ? configValue : JSON.stringify(configValue);
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const sql = `
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INSERT OR REPLACE INTO system_configs (id, config_type, config_value, updated_at)
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VALUES (
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COALESCE((SELECT id FROM system_configs WHERE config_type = ?), ?),
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?, ?, datetime('now')
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)
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`;
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await run(sql, [configType, uuidv4(), configType, valueStr]);
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}
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// 获取抽题配置
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static async getQuizConfig(): Promise<QuizConfig> {
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const config = await this.getConfig('quiz_config');
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return config || {
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singleRatio: 40,
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multipleRatio: 30,
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judgmentRatio: 20,
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textRatio: 10,
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totalScore: 100
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};
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}
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// 更新抽题配置
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static async updateQuizConfig(config: QuizConfig): Promise<void> {
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// 验证比例总和
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const totalRatio = config.singleRatio + config.multipleRatio + config.judgmentRatio + config.textRatio;
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if (totalRatio !== 100) {
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throw new Error('题型比例总和必须为100%');
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}
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// 验证分值
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if (config.totalScore <= 0) {
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throw new Error('总分必须大于0');
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}
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await this.updateConfig('quiz_config', config);
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}
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// 获取管理员用户
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static async getAdminUser(): Promise<AdminUser | null> {
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const config = await this.getConfig('admin_user');
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return config;
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}
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// 验证管理员登录
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static async validateAdminLogin(username: string, password: string): Promise<boolean> {
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const adminUser = await this.getAdminUser();
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return adminUser?.username === username && adminUser?.password === password;
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}
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// 更新管理员密码
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static async updateAdminPassword(username: string, newPassword: string): Promise<void> {
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await this.updateConfig('admin_user', { username, password: newPassword });
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}
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// 获取所有配置（管理员用）
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static async getAllConfigs(): Promise<SystemConfig[]> {
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const sql = `SELECT id, config_type as configType, config_value as configValue, updated_at as updatedAt FROM system_configs ORDER BY config_type`;
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const configs = await query(sql);
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return configs.map((config: any) => ({
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id: config.id,
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configType: config.configType,
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configValue: this.parseConfigValue(config.configValue),
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updatedAt: config.updatedAt
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}));
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}
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// 解析配置值
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private static parseConfigValue(value: string): any {
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try {
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return JSON.parse(value);
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} catch {
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return value;
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}
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}
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} |