You can not select more than 25 topics
			Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
		
		
		
		
		
			
		
			
				
					
					
						
							55 lines
						
					
					
						
							1.7 KiB
						
					
					
				
			
		
		
	
	
							55 lines
						
					
					
						
							1.7 KiB
						
					
					
				| 'use strict';
 | |
| 
 | |
| const OperationBase = require('./operation').OperationBase;
 | |
| const updateDocuments = require('./common_functions').updateDocuments;
 | |
| const hasAtomicOperators = require('../utils').hasAtomicOperators;
 | |
| 
 | |
| class ReplaceOneOperation extends OperationBase {
 | |
|   constructor(collection, filter, replacement, options) {
 | |
|     super(options);
 | |
| 
 | |
|     if (hasAtomicOperators(replacement)) {
 | |
|       throw new TypeError('Replacement document must not contain atomic operators');
 | |
|     }
 | |
| 
 | |
|     this.collection = collection;
 | |
|     this.filter = filter;
 | |
|     this.replacement = replacement;
 | |
|   }
 | |
| 
 | |
|   execute(callback) {
 | |
|     const coll = this.collection;
 | |
|     const filter = this.filter;
 | |
|     const replacement = this.replacement;
 | |
|     const options = this.options;
 | |
| 
 | |
|     // Set single document update
 | |
|     options.multi = false;
 | |
| 
 | |
|     // Execute update
 | |
|     updateDocuments(coll, filter, replacement, options, (err, r) =>
 | |
|       replaceCallback(err, r, replacement, callback)
 | |
|     );
 | |
|   }
 | |
| }
 | |
| 
 | |
| function replaceCallback(err, r, doc, callback) {
 | |
|   if (callback == null) return;
 | |
|   if (err && callback) return callback(err);
 | |
|   if (r == null) return callback(null, { result: { ok: 1 } });
 | |
| 
 | |
|   r.modifiedCount = r.result.nModified != null ? r.result.nModified : r.result.n;
 | |
|   r.upsertedId =
 | |
|     Array.isArray(r.result.upserted) && r.result.upserted.length > 0
 | |
|       ? r.result.upserted[0] // FIXME(major): should be `r.result.upserted[0]._id`
 | |
|       : null;
 | |
|   r.upsertedCount =
 | |
|     Array.isArray(r.result.upserted) && r.result.upserted.length ? r.result.upserted.length : 0;
 | |
|   r.matchedCount =
 | |
|     Array.isArray(r.result.upserted) && r.result.upserted.length > 0 ? 0 : r.result.n;
 | |
|   r.ops = [doc]; // TODO: Should we still have this?
 | |
|   if (callback) callback(null, r);
 | |
| }
 | |
| 
 | |
| module.exports = ReplaceOneOperation;
 |