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					39 lines
				
				1.1 KiB
			
		
		
			
		
	
	
					39 lines
				
				1.1 KiB
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											3 years ago
										 
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								'use strict';
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								const OperationBase = require('./operation').OperationBase;
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								const removeDocuments = require('./common_functions').removeDocuments;
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								const Aspect = require('./operation').Aspect;
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								const defineAspects = require('./operation').defineAspects;
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								class DeleteManyOperation extends OperationBase {
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								  constructor(collection, filter, options) {
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								    super(options);
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								    this.collection = collection;
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								    this.filter = filter;
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								  }
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								  execute(callback) {
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								    const coll = this.collection;
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								    const filter = this.filter;
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								    const options = this.options;
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								    options.single = false;
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								    removeDocuments(coll, filter, options, (err, r) => {
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								      if (callback == null) return;
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								      if (err && callback) return callback(err);
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								      if (r == null) return callback(null, { result: { ok: 1 } });
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								      // If an explain operation was executed, don't process the server results
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								      if (this.explain) return callback(undefined, r.result);
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								      r.deletedCount = r.result.n;
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								      callback(null, r);
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								    });
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								  }
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								}
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								defineAspects(DeleteManyOperation, [Aspect.EXPLAINABLE]);
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								module.exports = DeleteManyOperation;
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