define([
    'mvc/list/list-item',
    'mvc/dataset/dataset-list',
    "mvc/base-mvc",
    "utils/localization"
], function( LIST_ITEM, DATASET_LIST, BASE_MVC, _l ){
//==============================================================================
var _super = LIST_ITEM.FoldoutListItemView;
/** @class A job view used from within a larger list of jobs.
 *      Each job itself is a foldout panel of history contents displaying the outputs of this job.
 */
var JobListItemView = _super.extend(/** @lends JobListItemView.prototype */{

    /** logger used to record this.log messages, commonly set to console */
    //logger              : console,

    className   : _super.prototype.className + " job",
    id          : function(){
        return [ 'job', this.model.get( 'id' ) ].join( '-' );
    },

    foldoutPanelClass : DATASET_LIST.DatasetList,

    /** Set up: instance vars, options, and event handlers */
    initialize : function( attributes ){
        if( attributes.logger ){ this.logger = this.model.logger = attributes.logger; }
        this.log( this + '.initialize:', attributes );
        _super.prototype.initialize.call( this, attributes );

        this.tool = attributes.tool || {};
        this.jobData = attributes.jobData || {};

        /** where should pages from links be displayed? (default to new tab/window) */
        this.linkTarget = attributes.linkTarget || '_blank';
    },

    /** In this override, add the state as a class for use with state-based CSS */
    _swapNewRender : function( $newRender ){
        _super.prototype._swapNewRender.call( this, $newRender );
        if( this.model.has( 'state' ) ){
            this.$el.addClass( 'state-' + this.model.get( 'state' ) );
        }
        return this.$el;
    },

    /** Stub to return proper foldout panel options */
    _getFoldoutPanelOptions : function(){
        var options = _super.prototype._getFoldoutPanelOptions.call( this );
        return _.extend( options, {
            collection  : this.model.outputCollection,
            selecting   : false
        });
    },

    // ........................................................................ template helpers
    // all of these are ADAPTERs - in other words, it might be better if the API returned the final form
    //  or something similar in order to remove some of the complexity here

    /** Return tool.inputs that should/can be safely displayed */
    _labelParamMap : function(){
        //ADAPTER
        var params = this.model.get( 'params' ),
            labelParamMap = {};
        _.each( this.tool.inputs, function( i ){
            //console.debug( i.label, i.model_class );
            if( i.label && i.model_class !== 'DataToolParameter' ){
                labelParamMap[ i.label ] = params[ i.name ];
            }
        });
        return labelParamMap;
    },

    _labelInputMap : function(){
        //ADAPTER
        var view = this,
            labelInputMap = {};
        _.each( this.jobData.inputs, function( input ){
            var toolInput = view._findToolInput( input.name );
            if( toolInput ){
                labelInputMap[ toolInput.label ] = input;
            }
        });
        return labelInputMap;
    },

    /** Return a tool.inputs object that matches (or partially matches) the given (job input) name */
    _findToolInput : function( name ){
        //ADAPTER
        var toolInputs = this.tool.inputs,
            exactMatch = _.findWhere( toolInputs, { name : name });
        if( exactMatch ){ return exactMatch; }
        return this._findRepeatToolInput( name, toolInputs );
    },

    /** Return a tool.inputs object that partially matches the given (job input) name (for repeat dataset inputs)*/
    _findRepeatToolInput : function( name, toolInputs ){
        //ADAPTER
        toolInputs = toolInputs || this.tool.inputs;
        var partialMatch = _.find( toolInputs, function( i ){
            return name.indexOf( i.name ) === 0;
        });
        if( !partialMatch ){ return undefined; }

        var subMatch = _.find( partialMatch.inputs, function( i ){
            return name.indexOf( i.name ) !== -1;
        });
        return subMatch;
    },

    // ........................................................................ misc
    /** String representation */
    toString : function(){
        return 'JobListItemView(' + this.model + ')';
    }
});

// ............................................................................ TEMPLATES
/** underscore templates */
JobListItemView.prototype.templates = (function(){
//TODO: move to require text! plugin

    var elTemplate = BASE_MVC.wrapTemplate([
        '<div class="list-element">',
            '<div class="id"><%= model.id %></div>',
            // errors, messages, etc.
            '<div class="warnings"></div>',

            // multi-select checkbox
            '<div class="selector">',
                '<span class="fa fa-2x fa-square-o"></span>',
            '</div>',
            // space for title bar buttons - gen. floated to the right
            '<div class="primary-actions"></div>',
            '<div class="title-bar"></div>',

            // expandable area for more details
            '<div class="details"></div>',
        '</div>'
    ]);

    var titleBarTemplate = BASE_MVC.wrapTemplate([
        // adding a tabindex here allows focusing the title bar and the use of keydown to expand the dataset display
        '<div class="title-bar clear" tabindex="0">',
            //'<span class="state-icon"></span>',
            '<div class="title">',
                '<span class="name"><%- view.tool.name %></span>',
            '</div>',
            '<div class="subtitle">',
                '<span class="description"><%- view.tool.description %></span',
                '<span class="create-time">',
                    ' ', _l( 'Created' ), ': <%= new Date( job.create_time ).toString() %>, ',
                '</span',
            '</div>',
        '</div>'
    ], 'job' );

    var subtitleTemplate = BASE_MVC.wrapTemplate([
        '<div class="subtitle">',
            '<span class="description"><%- view.tool.description %></span',
            //'<span class="create-time">',
            //    ' ', _l( 'Created' ), ': <%= new Date( job.create_time ).toString() %>, ',
            //'</span',
            //'<span class="version">',
            //    ' (', _l( 'version' ), ': <%= view.tool.version %>)',
            //'</span',
        '</div>'
    ], 'job' );

    var detailsTemplate = BASE_MVC.wrapTemplate([
        '<div class="details">',
            //'<div class="version">',
            //    '<label class="prompt">', _l( 'Version' ), '</label>',
            //    '<span class="value"><%= view.tool.version %></span>',
            //'</div>',
            '<div class="params">',
                '<% _.each( view._labelInputMap(), function( input, label ){ %>',
                    '<div class="input" data-input-name="<%= input.name %>" data-input-id="<%= input.id %>">',
                        '<label class="prompt"><%= label %></label>',
//TODO: input dataset name
                        '<span class="value"><%= input.content.name %></span>',
                    '</div>',
                '<% }) %>',
                '<% _.each( view._labelParamMap(), function( param, label ){ %>',
                    '<div class="param" data-input-name="<%= param.name %>">',
                        '<label class="prompt"><%= label %></label>',
                        '<span class="value"><%= param %></span>',
                    '</div>',
                '<% }) %>',
            '</div>',
        '</div>'
    ], 'job' );

    return _.extend( {}, _super.prototype.templates, {
        //el          : elTemplate,
        titleBar    : titleBarTemplate,
        subtitle    : subtitleTemplate,
        details     : detailsTemplate
    });
}());


//=============================================================================
    return {
        JobListItemView : JobListItemView
    };
});