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.
43 lines
1.2 KiB
43 lines
1.2 KiB
'use strict';
|
|
|
|
const Aspect = require('./operation').Aspect;
|
|
const defineAspects = require('./operation').defineAspects;
|
|
const CommandOperation = require('./command');
|
|
const applyWriteConcern = require('../utils').applyWriteConcern;
|
|
const handleCallback = require('../utils').handleCallback;
|
|
|
|
class DropIndexOperation extends CommandOperation {
|
|
constructor(collection, indexName, options) {
|
|
super(collection.s.db, options, collection);
|
|
|
|
this.collection = collection;
|
|
this.indexName = indexName;
|
|
}
|
|
|
|
_buildCommand() {
|
|
const collection = this.collection;
|
|
const indexName = this.indexName;
|
|
const options = this.options;
|
|
|
|
let cmd = { dropIndexes: collection.collectionName, index: indexName };
|
|
|
|
// Decorate command with writeConcern if supported
|
|
cmd = applyWriteConcern(cmd, { db: collection.s.db, collection }, options);
|
|
|
|
return cmd;
|
|
}
|
|
|
|
execute(callback) {
|
|
// Execute command
|
|
super.execute((err, result) => {
|
|
if (typeof callback !== 'function') return;
|
|
if (err) return handleCallback(callback, err, null);
|
|
handleCallback(callback, null, result);
|
|
});
|
|
}
|
|
}
|
|
|
|
defineAspects(DropIndexOperation, Aspect.WRITE_OPERATION);
|
|
|
|
module.exports = DropIndexOperation;
|