56 lines
2.0 KiB
TypeScript
56 lines
2.0 KiB
TypeScript
import { Request, Response } from 'express'
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import pool from '../utils/db'
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import { RowDataPacket, ResultSetHeader } from 'mysql2'
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// GET /api/admin/categories
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export async function adminGetCategories(_req: Request, res: Response): Promise<void> {
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try {
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const [rows] = await pool.execute<RowDataPacket[]>(
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'SELECT id, name, icon, parent_id, sort FROM categories ORDER BY sort ASC, id ASC'
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)
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res.json({ code: 0, data: rows })
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} catch (err) {
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console.error('adminGetCategories error:', err)
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res.status(500).json({ code: 500, message: '获取分类列表失败' })
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}
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}
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// POST /api/admin/categories
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export async function adminCreateCategory(req: Request, res: Response): Promise<void> {
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try {
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const { name, parentId, sort, icon } = req.body
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if (!name || !name.trim()) {
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res.status(400).json({ code: 400, message: '分类名称不能为空' })
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return
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}
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const [result] = await pool.execute<ResultSetHeader>(
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'INSERT INTO categories (name, icon, parent_id, sort) VALUES (?, ?, ?, ?)',
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[name.trim(), icon || null, parentId || null, sort ?? 0]
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)
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res.json({ code: 0, data: { id: result.insertId } })
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} catch (err) {
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console.error('adminCreateCategory error:', err)
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res.status(500).json({ code: 500, message: '创建分类失败' })
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}
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}
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// DELETE /api/admin/categories/:id
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export async function adminDeleteCategory(req: Request, res: Response): Promise<void> {
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try {
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const { id } = req.params
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// Check if any products use this category
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const [products] = await pool.execute<RowDataPacket[]>(
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'SELECT COUNT(*) as count FROM products WHERE category_id = ?', [id]
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)
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if (products[0].count > 0) {
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res.status(400).json({ code: 400, message: '该分类下有商品，无法删除' })
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return
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}
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await pool.execute('DELETE FROM categories WHERE id = ?', [id])
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res.json({ code: 0, message: '删除成功' })
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} catch (err) {
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console.error('adminDeleteCategory error:', err)
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res.status(500).json({ code: 500, message: '删除分类失败' })
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}
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}
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