mongoose-alphanumeric

Plugin for Mongoose that generates alphanumeric code from a set of specified characters and length. Inspired by mongoose-sluggable.

Installation

npm install mongoose-alphanumeric

Requirements

Plugin requires alphanumeric field path to be added to the model without the required property.

Usage

const mongooseAlphanumeric = require('mongoose-alphanumeric');

const schema = new Schema({
    alphanumeric: { type: String, index: true , unique: true}
});

schema.plugin(mongooseAlphanumeric)

const Model = mongoose.model('Model',  schema);

Options Add options as per your requirements for alphanumeric code generation

• [options] {Object}
  • [field] {String} - Name of field for storing alphanumeric, field name must match the field name set on the model schema. Default value is alphanumeric
  • [unique] {Boolean} - If unique is set to false then the same alphanumeric code can be used in other documents within the same collection. Default value is true
  • [length] {Number} - Determines the length of the alphanumeric code to be generated. Default value is 4
  • [chars] {String} - Set of characters from where alphanumeric code can be generated. Default value is 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ

Example

schema.plugin(mongooseAlphanumeric, {
  field: 'alphanumeric',
  unique: true,
  length: 5,
  chars: '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ',
});