chore: prepare project for server deployment
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@@ -0,0 +1,145 @@
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const { getDb } = require('../config/database');
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const Content = require('./Content');
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class Service extends Content {
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constructor(data = {}) {
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super(data);
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this.content_type = 'service';
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this.service_id = data.service_id || this.content_id;
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this.service_type = data.service_type || null;
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this.pricing_model = data.pricing_model || null;
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this.delivery_method = data.delivery_method || null;
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}
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static create(data) {
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const db = getDb();
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// 先创建Content记录
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const contentData = {
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...data,
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content_type: 'service'
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};
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const content = super.create(contentData);
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// 再创建Service扩展记录
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const stmt = db.prepare(`
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INSERT INTO services (service_id, service_type, pricing_model, delivery_method)
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VALUES (?, ?, ?, ?)
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`);
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stmt.run(
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content.content_id,
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data.service_type || null,
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data.pricing_model || null,
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data.delivery_method || null
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);
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return this.findById(content.content_id);
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}
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static findById(contentId) {
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const db = getDb();
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const stmt = db.prepare(`
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SELECT c.*, s.service_id, s.service_type, s.pricing_model, s.delivery_method
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FROM contents c
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LEFT JOIN services s ON c.content_id = s.service_id
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WHERE c.content_id = ?
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`);
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const row = stmt.get(contentId);
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if (row && row.metadata) {
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row.metadata = JSON.parse(row.metadata);
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}
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return row;
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}
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static update(contentId, data) {
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const db = getDb();
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// 更新Content部分
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const contentData = { ...data };
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delete contentData.service_id;
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delete contentData.service_type;
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delete contentData.pricing_model;
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delete contentData.delivery_method;
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super.update(contentId, contentData);
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// 更新Service扩展部分
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const serviceData = {};
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if (data.service_type !== undefined) serviceData.service_type = data.service_type;
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if (data.pricing_model !== undefined) serviceData.pricing_model = data.pricing_model;
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if (data.delivery_method !== undefined) serviceData.delivery_method = data.delivery_method;
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if (Object.keys(serviceData).length > 0) {
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const setClause = Object.keys(serviceData).map(key => `${key} = ?`).join(', ');
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const values = Object.values(serviceData);
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const stmt = db.prepare(`UPDATE services SET ${setClause} WHERE service_id = ?`);
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stmt.run(...values, contentId);
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}
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return this.findById(contentId);
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}
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static delete(contentId) {
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const db = getDb();
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// 删除Service扩展记录
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const stmt1 = db.prepare('DELETE FROM services WHERE service_id = ?');
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stmt1.run(contentId);
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// 删除Content记录
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return super.delete(contentId);
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}
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static findAll(options = {}) {
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const db = getDb();
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let query = `
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SELECT c.*, s.service_id, s.service_type, s.pricing_model, s.delivery_method
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FROM contents c
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LEFT JOIN services s ON c.content_id = s.service_id
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WHERE c.content_type = 'service'
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`;
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const params = [];
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if (options.where) {
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const conditions = Object.keys(options.where).map(key => {
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if (key === 'service_type' || key === 'pricing_model' || key === 'delivery_method') {
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return `s.${key} = ?`;
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}
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return `c.${key} = ?`;
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});
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query += ` AND ${conditions.join(' AND ')}`;
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params.push(...Object.values(options.where));
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}
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if (options.orderBy) {
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query += ` ORDER BY ${options.orderBy}`;
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}
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if (options.limit) {
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query += ` LIMIT ?`;
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params.push(options.limit);
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}
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if (options.offset) {
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query += ` OFFSET ?`;
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params.push(options.offset);
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}
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const stmt = db.prepare(query);
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const rows = stmt.all(...params);
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return rows.map(row => {
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if (row.metadata) {
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row.metadata = JSON.parse(row.metadata);
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}
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return row;
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});
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}
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}
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module.exports = Service;
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