app.service('WordsService', function() {
    this.convertNumberToWords = function(amount) {
        var words = new Array();
        words[0] = '';
        words[1] = 'One';
        words[2] = 'Two';
        words[3] = 'Three';
        words[4] = 'Four';
        words[5] = 'Five';
        words[6] = 'Six';
        words[7] = 'Seven';
        words[8] = 'Eight';
        words[9] = 'Nine';
        words[10] = 'Ten';
        words[11] = 'Eleven';
        words[12] = 'Twelve';
        words[13] = 'Thirteen';
        words[14] = 'Fourteen';
        words[15] = 'Fifteen';
        words[16] = 'Sixteen';
        words[17] = 'Seventeen';
        words[18] = 'Eighteen';
        words[19] = 'Nineteen';
        words[20] = 'Twenty';
        words[30] = 'Thirty';
        words[40] = 'Forty';
        words[50] = 'Fifty';
        words[60] = 'Sixty';
        words[70] = 'Seventy';
        words[80] = 'Eighty';
        words[90] = 'Ninety';
        amount = amount.toString();
        var atemp = amount.split(".");
        var number = atemp[0].split(",").join("");
        var n_length = number.length;
        var words_string = "";
        if (n_length <= 9) {
            var n_array = new Array(0, 0, 0, 0, 0, 0, 0, 0, 0);
            var received_n_array = new Array();
            for (var i = 0; i < n_length; i++) {
                received_n_array[i] = number.substr(i, 1);
            }
            for (var i = 9 - n_length, j = 0; i < 9; i++, j++) {
                n_array[i] = received_n_array[j];
            }
            for (var i = 0, j = 1; i < 9; i++, j++) {
                if (i == 0 || i == 2 || i == 4 || i == 7) {
                    if (n_array[i] == 1) {
                        n_array[j] = 10 + parseInt(n_array[j]);
                        n_array[i] = 0;
                    }
                }
            }
            var value = "";
            for (var i = 0; i < 9; i++) {
                if (i == 0 || i == 2 || i == 4 || i == 7) {
                    value = n_array[i] * 10;
                } else {
                    value = n_array[i];
                }
                if (value != 0) {
                    words_string += words[value] + " ";
                }
                if ((i == 1 && value != 0) || (i == 0 && value != 0 && n_array[i + 1] == 0)) {
                    words_string += "Crores ";
                }
                if ((i == 3 && value != 0) || (i == 2 && value != 0 && n_array[i + 1] == 0)) {
                    words_string += "Lakhs ";
                }
                if ((i == 5 && value != 0) || (i == 4 && value != 0 && n_array[i + 1] == 0)) {
                    words_string += "Thousand ";
                }
                if (i == 6 && value != 0 && (n_array[i + 1] != 0 && n_array[i + 2] != 0)) {
                    words_string += "Hundred and ";
                } else if (i == 6 && value != 0) {
                    words_string += "Hundred ";
                }
            }
            words_string = words_string.split("  ").join(" ");
        }
        return words_string+" Only";
    }
});
app.service('installmentService', function() {

    this.installmentWords = function(amount) {
        var words = new Array();
        words[0] = '';
        words[1] = 'First';
        words[2] = 'Second';
        words[3] = 'Third';
        words[4] = 'Fourth';
        words[5] = 'Fifth';
        words[6] = 'Sixth';
        words[7] = 'Seventh';
        words[8] = 'Eighth';
        words[9] = 'Nineth';
        words[10] = 'Tenth';
        words[11] = 'Eleventh';
        words[12] = 'Twelveth';
        words[13] = 'Thirteenth';
        words[14] = 'Fourteen';
        words[15] = 'Fifteenth';
        words[16] = 'Sixteenth';
        words[17] = 'Seventeenth';
        words[18] = 'Eighteenth';
        words[19] = 'Nineteenth';
        words[20] = 'Twentyth';
        words[30] = 'Thirty';
        words[40] = 'Forty';
        words[50] = 'Fifty';
        words[60] = 'Sixty';
        words[70] = 'Seventy';
        words[80] = 'Eighty';
        words[90] = 'Ninety';
        amount = amount.toString();
        var atemp = amount.split(".");
        var number = atemp[0].split(",").join("");
        var n_length = number.length;
        var words_string = "";
        if (n_length <= 9) {
            var n_array = new Array(0, 0, 0, 0, 0, 0, 0, 0, 0);
            var received_n_array = new Array();
            for (var i = 0; i < n_length; i++) {
                received_n_array[i] = number.substr(i, 1);
            }
            for (var i = 9 - n_length, j = 0; i < 9; i++, j++) {
                n_array[i] = received_n_array[j];
            }
            for (var i = 0, j = 1; i < 9; i++, j++) {
                if (i == 0 || i == 2 || i == 4 || i == 7) {
                    if (n_array[i] == 1) {
                        n_array[j] = 10 + parseInt(n_array[j]);
                        n_array[i] = 0;
                    }
                }
            }
            var value = "";
            for (var i = 0; i < 9; i++) {
                if (i == 0 || i == 2 || i == 4 || i == 7) {
                    value = n_array[i] * 10;
                } else {
                    value = n_array[i];
                }
                if (value != 0) {
                    words_string += words[value] + " ";
                }
                if ((i == 1 && value != 0) || (i == 0 && value != 0 && n_array[i + 1] == 0)) {
                    words_string += "Crores ";
                }
                if ((i == 3 && value != 0) || (i == 2 && value != 0 && n_array[i + 1] == 0)) {
                    words_string += "Lakhs ";
                }
                if ((i == 5 && value != 0) || (i == 4 && value != 0 && n_array[i + 1] == 0)) {
                    words_string += "Thousand ";
                }
                if (i == 6 && value != 0 && (n_array[i + 1] != 0 && n_array[i + 2] != 0)) {
                    words_string += "Hundred and ";
                } else if (i == 6 && value != 0) {
                    words_string += "Hundred ";
                }
            }
            words_string = words_string.split("  ").join(" ");
        }
        return words_string;
    }
});