/**
 * R3.RenderConfiguration
 * @param graphics
 * @param apiRenderConfiguration R3.API.RenderConfiguration
 * @constructor
 */
R3.RenderConfiguration = function (
    graphics,
    apiRenderConfiguration
) {

    this.graphics = graphics;
    this.graphics.isNotThreeThrow();

    if (R3.Utils.UndefinedOrNull(apiRenderConfiguration)) {
        apiRenderConfiguration = {};
    }

	R3.API.RenderConfiguration.call(
        this,
        apiRenderConfiguration.id,
        apiRenderConfiguration.name,
        apiRenderConfiguration.parentEntity,
        apiRenderConfiguration.logicalSize,
        apiRenderConfiguration.aspectRatio,
        apiRenderConfiguration.scaleMode,
        apiRenderConfiguration.activeCamera,
        apiRenderConfiguration.activeScene,
        apiRenderConfiguration.activeScenes,
        apiRenderConfiguration.activeRenderer,
        apiRenderConfiguration.activeComposer,
        apiRenderConfiguration.activeEffect,
        apiRenderConfiguration.enableComposer,
        apiRenderConfiguration.enableEffect,
        apiRenderConfiguration.defaultMode
    );

    this.logicalSize = new R3.Vector2(
        this.graphics,
        this.logicalSize,
        this
    );

    R3.Component.call(
        this,
        {
            'activeCamera'      : R3.D3.Camera,
            'activeScene'      :  R3.D3.Scene,
            'activeScenes'      : [R3.D3.Scene],
            'activeRenderer'    : R3.Renderer,
            'activeComposer'    : R3.D3.Composer,
            'activeEffect'      : R3.D3.Effect
        }
    );

};

R3.RenderConfiguration.prototype = Object.create(R3.Component.prototype);
R3.RenderConfiguration.prototype.constructor = R3.RenderConfiguration;

/**
 * Create RenderConfiguration Instance
 * @returns {*}
 */
R3.RenderConfiguration.prototype.createInstance = function() {

    this.instance = {};

    R3.Component.prototype.createInstance.call(this);
};

/**
 * Update RenderConfiguration Instance
 */
R3.RenderConfiguration.prototype.updateInstance = function(property) {

    if (
        property === 'logicalSize'  ||
        property === 'aspectRatio'  ||
        property === 'scaleMode'
    ) {

        console.log('todo: implement fixed aspect ratios for different scale modes');

        if (
            R3.Utils.Defined(this.activeCamera) &&
            R3.Utils.Defined(this.activeCamera.instance)
        ) {

            /**
             * For now - just use normal aspect ratio
             */
            R3.Event.Emit(
                R3.Event.GET_WINDOW_SIZE,
                {},
                function(data) {

                    if (data.width === data.height) {
                        console.log('square');
                    }

                    if (data.width > data.height) {
                        console.log('landscape');
                    }

                    if (data.width < data.height) {
                        console.log('portrait');
                    }

                    this.activeCamera.aspect = data.width / data.height;
                    this.activeCamera.updateInstance('aspect');

                }.bind(this)
            )
        }

        return;
    }

    if (property === 'activeCamera') {

        if (
            R3.Utils.Defined(this.activeCamera) &&
            R3.Utils.Defined(this.activeCamera.instance)
        ) {
            /**
             * Update the aspect ratio for the active camera
             */
            this.updateInstance('aspectRatio');

            R3.EntityManager.Instance.queryComponents(R3.Component.PASS_RENDER).map(
                function(renderPass) {
                    renderPass.camera = this.activeCamera;
                    renderPass.updateInstance('camera');
                }.bind(this)
            )
        }
    }

    if (
        property === 'activeScene'    ||
        property === 'activeScenes'    ||
        property === 'activeRenderer'
    ) {
        console.log('todo: active component update');
        return;
    }

    if (
        property === 'activeComposer'
    ) {

        if (this.activeComposer === null) {
            if (this.enableComposer) {
                console.warn('no composer active - nothing will render');
            }
            return;
        }

        if (
            this.activeComposer.passes.length === 0
        ) {
            console.warn('this composer has no passes - nothing will render when this composer is enabled');
        }

        return;
    }

    if (
        property === 'activeEffect'
    ) {

        if (this.activeEffect === null) {
            if (this.enableEffect) {
                console.warn('no effects active - nothing will render');
            }
        }

        return;
    }

    if (
        property === 'enableComposer'
    ) {

        if (this.enableComposer) {
            if (this.enableEffect) {
                this.enableComposer = false;
                console.warn('Only one of effect or composer can be enabled, not both at the same time');
                return;
            }

            if (
                this.activeComposer === null
            ) {
                console.warn('no composer active - nothing will render');
                return;
            }

            if (
                this.activeComposer.passes.length === 0
            ) {
                console.warn('this composer has no passes - nothing will render');
            }

        }

        return;
    }

    if (
        property === 'enableEffect'
    ) {

        if (this.enableEffect) {
            if (this.enableComposer) {
                this.enableEffect = false;
                console.warn('Only one of effect or composer can be enabled, not both at the same time');
                return;
            }

            if (this.activeEffect === null) {
                console.warn('no effect active - nothing will render');
            }
        }

        return;
    }

    if (
        property === 'defaultMode'
    ) {
        console.log('todo: defaultMode change');
        return;
    }

    R3.Component.prototype.updateInstance.call(this, property);

};

/**
 *
 * @returns {R3.API.RenderConfiguration}
 */
R3.RenderConfiguration.prototype.toApiObject = function() {

    var apiRenderConfiguration = new R3.API.RenderConfiguration(
        this.id,
        this.name,
        R3.Utils.IdOrNull(this.parentEntity),
        this.logicalSize.toApiObject(),
        this.aspectRatio,
        this.scaleMode,
        R3.Utils.IdOrNull(this.activeCamera),
        R3.Utils.IdOrNull(this.activeScene),
        this.activeScenes.map(
            function(activeScene) {
                return R3.Utils.IdOrNull(activeScene);
            }
        ),
        R3.Utils.IdOrNull(this.activeRenderer),
        R3.Utils.IdOrNull(this.activeComposer),
        R3.Utils.IdOrNull(this.activeEffect),
        this.enableComposer,
        this.enableEffect,
        this.defaultMode
    );

    return apiRenderConfiguration;
};