Merge branch 'fixes'

1 files changed, 106 insertions, 0 deletions

diff --git a/lib/models/config.js b/lib/models/config.js
new file mode 100644
index 0000000..6ee03e4
--- /dev/null
+++ b/lib/models/config.js
@@ -0,0 +1,106 @@
+var is = require('is');
+var Immutable = require('immutable');
+
+var File = require('./file');
+var configDefault = require('../constants/configDefault');
+
+var Config = Immutable.Record({
+    file:       File(),
+    values:     configDefault
+}, 'Config');
+
+Config.prototype.getFile = function() {
+    return this.get('file');
+};
+
+Config.prototype.getValues = function() {
+    return this.get('values');
+};
+
+/**
+    Return a configuration value by its key path
+
+    @param {String} key
+    @return {Mixed}
+*/
+Config.prototype.getValue = function(keyPath, def) {
+    var values = this.getValues();
+    keyPath = Config.keyToKeyPath(keyPath);
+
+    if (!values.hasIn(keyPath)) {
+        return Immutable.fromJS(def);
+    }
+
+    return values.getIn(keyPath);
+};
+
+/**
+    Update a configuration value
+
+    @param {String} key
+    @param {Mixed} value
+    @return {Mixed}
+*/
+Config.prototype.setValue = function(keyPath, value) {
+    keyPath = Config.keyToKeyPath(keyPath);
+
+    value = Immutable.fromJS(value);
+
+    var values = this.getValues();
+    values = values.setIn(keyPath, value);
+
+    return this.set('values', values);
+};
+
+/**
+    Create a new config for a file
+
+    @param {File} file
+    @param {Object} values
+    @returns {Config}
+*/
+Config.create = function(file, values) {
+    return new Config({
+        file: file,
+        values: Immutable.fromJS(values)
+    });
+};
+
+/**
+    Create a new config
+
+    @param {Object} values
+    @returns {Config}
+*/
+Config.createWithValues = function(values) {
+    return new Config({
+        values: Immutable.fromJS(values)
+    });
+};
+
+/**
+    Update values for an existing configuration
+
+    @param {Config} config
+    @param {Object} values
+    @returns {Config}
+*/
+Config.updateValues = function(config, values) {
+    values = Immutable.fromJS(values);
+
+    return config.set('values', values);
+};
+
+
+/**
+    Convert a keyPath to an array of keys
+
+    @param {String|Array}
+    @return {Array}
+*/
+Config.keyToKeyPath = function(keyPath) {
+    if (is.string(keyPath)) keyPath = keyPath.split('.');
+    return keyPath;
+};
+
+module.exports = Config;