25 lines
622 B
JavaScript
25 lines
622 B
JavaScript
/// modules/hospital/service.js
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/// 描述：医院资源的业务逻辑层（所有 SQL 集中在这里）
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const { getPool } = require('../../db');
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/**
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* 列出所有医院
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* @returns {Promise<Array<object>>}
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*/
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const listAll = async () => {
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const [rows] = await getPool().query('SELECT * FROM hospitals ORDER BY id');
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return rows;
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};
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/**
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* 按 ID 获取医院
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* @param {string} id
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* @returns {Promise<object|null>}
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*/
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const findById = async (id) => {
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const [rows] = await getPool().query('SELECT * FROM hospitals WHERE id = ?', [id]);
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return rows[0] || null;
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};
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module.exports = { listAll, findById };
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