f1fb38ed83
* fix: multi lines and spaces issues * fix: eslint operator-linebreak issue * fix: eslint quotes issue * fix: remaining quotes issues * fix: eslint object curly newline issue * fix: eslint object curly spacing issue * fix: eslint brace-style issues * fix: react jsx indent and props issues * fix: eslint trailing spaces issues * fix: eslint linbreak style issue * fix: eslint space unary operator issue * fix: eslint line around directives issue * fix: void and typeof space unary ops issue
122 lines
3.6 KiB
JavaScript
122 lines
3.6 KiB
JavaScript
define(['backbone'], function(Backbone) {
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/**
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* Model used for metadata setting editors. This model does not do its own saving,
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* as that is done by module_edit.js.
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*/
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var Metadata = Backbone.Model.extend({
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defaults: {
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field_name: null,
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display_name: null,
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value: null,
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explicitly_set: null,
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default_value: null,
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options: null,
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type: null,
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custom: false // Used only for non-metadata fields
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},
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initialize: function() {
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this.original_value = this.get('value');
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this.original_explicitly_set = this.get('explicitly_set');
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},
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/**
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* Returns true if the stored value is different, or if the "explicitly_set"
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* property has changed.
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*/
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isModified: function() {
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// A non-metadata field will handle itself
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if (this.get('custom') === true) {
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return false;
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}
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if (!this.get('explicitly_set') && !this.original_explicitly_set) {
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return false;
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}
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if (this.get('explicitly_set') && this.original_explicitly_set) {
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return this.get('value') !== this.original_value;
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}
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return true;
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},
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/**
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* Returns true if a non-default/non-inherited value has been set.
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*/
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isExplicitlySet: function() {
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return this.get('explicitly_set');
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},
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/**
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* The value, as shown in the UI. This may be an inherited or default value.
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*/
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getDisplayValue: function() {
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return this.get('value');
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},
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/**
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* The value, as should be returned to the server. if 'isExplicitlySet'
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* returns false, this method returns null to indicate that the value
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* is not set at this level.
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*/
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getValue: function() {
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return this.get('explicitly_set') ? this.get('value') : null;
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},
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/**
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* Sets the displayed value.
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*/
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setValue: function(value) {
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this.set({
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explicitly_set: true,
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value: value
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});
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},
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/**
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* Returns the field name, which should be used for persisting the metadata
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* field to the server.
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*/
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getFieldName: function() {
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return this.get('field_name');
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},
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/**
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* Returns the options. This may be a array of possible values, or an object
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* with properties like "max", "min" and "step".
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*/
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getOptions: function() {
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return this.get('options');
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},
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/**
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* Returns the type of this metadata field. Possible values are SELECT_TYPE,
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* INTEGER_TYPE, and FLOAT_TYPE, GENERIC_TYPE.
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*/
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getType: function() {
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return this.get('type');
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},
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/**
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* Reverts the value to the default_value specified at construction, and updates the
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* explicitly_set property.
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*/
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clear: function() {
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this.set({
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explicitly_set: false,
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value: this.get('default_value')
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});
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}
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});
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Metadata.SELECT_TYPE = 'Select';
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Metadata.INTEGER_TYPE = 'Integer';
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Metadata.FLOAT_TYPE = 'Float';
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Metadata.GENERIC_TYPE = 'Generic';
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Metadata.LIST_TYPE = 'List';
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Metadata.DICT_TYPE = 'Dict';
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Metadata.VIDEO_LIST_TYPE = 'VideoList';
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Metadata.RELATIVE_TIME_TYPE = 'RelativeTime';
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return Metadata;
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});
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