gimei/lib/name.js

Random Japanese name and address generator. Node.js port of gimei with TypeScript support.

'use strict';

// Name generator class-style but compatible with old API
module.exports = {
    names : [],
    gender : 'male',
    firstNames : [],
    lastNames : [],
    firstNamesIndex : 0,
    lastNamesIndex : 0,
    isFirst : false,
    isLast  : false,

    setNames : function (names) {
        this.names = names;
        return this;
    },

    setGender : function (gender) {
        this.gender = gender;
        this.firstNames = this.names['first_name'][this.gender];
        this.lastNames  = this.names['last_name'];
        this.firstNamesIndex = Math.floor(Math.random() * this.firstNames.length);
        this.lastNamesIndex  = Math.floor(Math.random() * this.lastNames.length);
        return this;
    },

    isMale   : function () { return this.gender === 'male';  },
    isFemale : function () { return this.gender === 'female';},

    first : function () { this.isFirst = true;  return this; },
    last  : function () { this.isLast  = true;  return this; },

    kanji    : function () { return this.createName(0); },
    hiragana : function () { return this.createName(1); },
    katakana : function () { return this.createName(2); },
    english  : function () { return this.createName(3); },

    // helpers
    createFirstName : function (i) { return this.firstNames[this.firstNamesIndex][i]; },
    createLastName  : function (i) { return this.lastNames[this.lastNamesIndex][i]; },
    createFullName  : function (i) { return this.createLastName(i) + ' ' + this.createFirstName(i); },

    createName : function (i) {
        let str;
        if (this.isFirst) {
            str = this.createFirstName(i); this.isFirst = false;
        } else if (this.isLast) {
            str = this.createLastName(i);  this.isLast  = false;
        } else {
            str = this.createFullName(i);
        }
        return str;
    }
};