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更新推荐商品逻辑

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This commit is contained in:
dzl
2025-10-14 09:17:47 +08:00
parent b512c6479d
commit 486d3179d3
1 changed files with 18 additions and 35 deletions
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53
routes/products.js
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@@ -965,6 +965,7 @@ router.get('/:id/recommended', async (req, res) => {
categoryIds.push(...secondCategoryIds.map(item => item.id));
let recommendedProducts = [];
let filteredRecommendProductIds = [];
// 如果有分类ID，先获取同类商品
if (categoryIds.length > 0) {
@@ -974,8 +975,7 @@ router.get('/:id/recommended', async (req, res) => {
const [recommendProductIds] = await getDB().execute(recommendId, categoryIds);
console.log(1234, recommendProductIds);
const filteredRecommendProductIds = [...new Set(recommendProductIds.map(item => item.product_id))];
console.log(12345, filteredRecommendProductIds);
filteredRecommendProductIds = [...new Set(recommendProductIds.map(item => item.product_id))];
// 获取同类别的其他商品作为推荐
if (filteredRecommendProductIds.length > 0) {
@@ -991,40 +991,23 @@ router.get('/:id/recommended', async (req, res) => {
}
}
// 如果同类别商品不足，补充其他热门商品
// if (recommendedProducts.length < 6) {
// const remainingCount = 6 - recommendedProducts.length;
// const additionalQuery = `
// SELECT id, name, price, points_price as points,
// stock, image_url as image, description
// FROM products
// WHERE id NOT IN (${filteredRecommendProductIds.map(() => '?').join(',')})
// ORDER BY RAND()
// LIMIT ?
// `;
// }
// 如果同类别商品不足，补充其他热门商品
// if (recommendedProducts.length < 6) {
// const remainingCount = 6 - recommendedProducts.length;
// console.log(11111,typeof remainingCount,remainingCount);
// if (remainingCount > 0) {
// const additionalQuery = `
// SELECT id, name, price, points_price as points,
// stock, image_url as image, description
// FROM products
// WHERE id != ?
// ORDER BY RAND()
// LIMIT ?
// `;
// const [additionalProducts] = await getDB().execute(
// additionalQuery,
// [id, remainingCount] // 现在有两个占位符：id 和 limit
// );
// recommendedProducts.push(...additionalProducts);
// }
// }
if (recommendedProducts.length < 6) {
console.log(123456, filteredRecommendProductIds);
// const remainingCount = 6 - recommendedProducts.length;
const additionalQuery = `
SELECT id, name, price, points_price as points,
stock, image_url as image, description
FROM products
WHERE id != 3
ORDER BY RAND()
LIMIT ${6 - recommendedProducts.length}
`;
const [additionalProducts] = await getDB().execute(
additionalQuery,
);
recommendedProducts.push(...additionalProducts);
}
res.json({
success: true,