balanced/balanced-dashboard

import Ember from "ember";
import TransactionFactory from "./transaction-factory";
import Utils from "balanced-dashboard/lib/utils";
import Reversal from "balanced-dashboard/models/reversal";

var ReverseCreditTransactionFactory = TransactionFactory.extend({
    isAmountOverMaximum: function() {
        return this.get("amount") > this.get("credit.reversal_amount");
    },

    validations: {
        dollar_amount: {
            format: {
                validator: function(object, attribute, value) {
                    var message = function(message) {
                        object.get("validationErrors").add(attribute, "format", null, message);
                    };

                    value = (value || "").toString().trim();
                    if (Ember.isBlank(value)) {
                        message("is required");
                    } else if (object.isAmountOverMaximum()) {
                        var maxAmount = object.get("credit.reversal_amount");
                        message("cannot be more than %@".fmt(Utils.formatCurrency(maxAmount)));
                    } else if (!object.isAmountPositive()) {
                        message("must be a positive number");
                    } else {
                        try {
                            var v = Utils.dollarsToCents(value);
                            if (isNaN(v) || v <= 0) {
                                message("must be a positive number");
                            }
                        } catch (e) {
                            message(e.message.replace("Error: ", ""));
                        }
                    }
                }
            }
        }
    },

    maxReversalAmountDollars: Ember.computed.oneWay("credit.max_reversal_amount_dollars"),

    dollar_amount: function() {
        return this.get("maxReversalAmountDollars");
    }.property(),

    save: function() {
        this.validate();
        if (this.get("isValid")) {
            return Reversal.create({
                uri: this.get('credit.reversals_uri'),
                credit_uri: this.get('credit.uri'),
                amount: this.get("amount"),
                description: this.get("description")
            }).save().then(function(reversal) {
                return reversal;
            });
        } else {
            return Ember.RSVP.reject();
        }
    }
});

export default ReverseCreditTransactionFactory;