@atlassian/aui/lib/js/aui/internal/select/suggestions-model.js

Atlassian User Interface Framework

(function (global, factory) {
    if (typeof define === "function" && define.amd) {
        define(['module', 'exports'], factory);
    } else if (typeof exports !== "undefined") {
        factory(module, exports);
    } else {
        var mod = {
            exports: {}
        };
        factory(mod, mod.exports);
        global.suggestionsModel = mod.exports;
    }
})(this, function (module, exports) {
    'use strict';

    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    function SuggestionsModel() {
        this._suggestions = [];
        this._activeIndex = -1;
    }

    SuggestionsModel.prototype = {
        onChange: function onChange() {},

        onHighlightChange: function onHighlightChange() {},

        get: function get(index) {
            return this._suggestions[index];
        },

        set: function set(suggestions) {
            var oldSuggestions = this._suggestions;
            this._suggestions = suggestions || [];
            this.onChange(oldSuggestions);
            return this;
        },

        getNumberOfResults: function getNumberOfResults() {
            return this._suggestions.length;
        },

        setHighlighted: function setHighlighted(toHighlight) {
            if (toHighlight) {
                for (var i = 0; i < this._suggestions.length; i++) {
                    if (this._suggestions[i].id === toHighlight.id) {
                        this.highlight(i);
                    }
                }
            }

            return this;
        },

        highlight: function highlight(index) {
            this._activeIndex = index;
            this.onHighlightChange();
            return this;
        },

        highlightPrevious: function highlightPrevious() {
            var current = this._activeIndex;
            var previousActiveIndex = current === 0 ? current : current - 1;
            this.highlight(previousActiveIndex);
            return this;
        },

        highlightNext: function highlightNext() {
            var current = this._activeIndex;
            var nextActiveIndex = current === this._suggestions.length - 1 ? current : current + 1;
            this.highlight(nextActiveIndex);
            return this;
        },

        highlighted: function highlighted() {
            return this.get(this._activeIndex);
        },

        highlightedIndex: function highlightedIndex() {
            return this._activeIndex;
        }
    };

    exports.default = SuggestionsModel;
    module.exports = exports['default'];
});
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