54 lines
1.6 KiB
JavaScript
54 lines
1.6 KiB
JavaScript
// n8n MongoDB插入节点代码
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const items = $input.all();
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const results = [];
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for (const item of items) {
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const data = item.json;
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try {
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// 使用upsert操作，避免重复插入
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const result = await mongoClient.db('taigong').collection('articles').updateOne(
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{
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$or: [
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{ article_id: data.article_id },
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{ title: data.title }
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]
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},
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{
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$setOnInsert: {
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article_id: data.article_id,
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title: data.title,
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content: data.content,
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content_hash: data.content_hash,
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published_time: data.published_time,
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source_url: data.source_url,
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processed: data.processed,
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created_at: data.created_at
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},
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$set: {
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last_updated: new Date().toISOString()
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}
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},
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{ upsert: true }
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);
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if (result.upsertedCount > 0) {
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console.log('新增文章:', data.title);
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results.push({
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json: {
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action: 'inserted',
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article_id: data.article_id,
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title: data.title
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}
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});
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} else {
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console.log('文章已存在，跳过:', data.title);
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}
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} catch (error) {
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console.error('插入文章失败:', data.title, error);
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}
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}
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console.log(`成功处理 ${results.length} 篇新文章`);
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return results; |