///////////////////////////////////////////////////////////////////////////
// Copyright © 2019 zhongsong. All Rights Reserved.
// 模块描述:水位淹没分析
///////////////////////////////////////////////////////////////////////////
define(['dojo/_base/declare', 'dojo/_base/lang', 'dojo/_base/array', 'dojo/_base/html', 'dojo/topic', 'jimu/BaseWidget'], function (declare, lang, array, html, topic, BaseWidget) {
	return declare([BaseWidget], {
		baseClass: 'jimu-widget-SubmergenceAnalysis',
		name: 'SubmergenceAnalysis',
		_waterPrimitive: null,
		_rowData: null,
		_netWorkEntity: null,
		_netWorkEntityId: null,
		startup: function startup() {
			// this.inherited(arguments);
			this.init();
			topic.subscribe("loadWater", lang.hitch(this, this.loadWater));
		},
		init: function init(evt) {
			var self = this;

			$('.roaming-tool li').click(function () {
				//流域漫游1-赣江
				if ($(this).index() == 0) {
					topic.publish("autoRoam", "赣江");
				}
				//流域漫游2-章水
				else if ($(this).index() == 1) {
						topic.publish("autoRoam", "章水");
					}
					//手动漫游
					else if ($(this).index() == 2) {
							$('#tz').trigger("click");
						}
						//自动漫游
						else if ($(this).index() == 3) {
								if (self._rowData != null) {
									topic.publish("autoRoam", self._rowData.name);
								}
							}
			});

			//水位文本框回车事件
			$("#mnsw").keypress(function (e) {
				if (e.which == 13) {
				
					self.drawWater(self._rowData.surfaceWater, Number($("#mnsw").val()) + self._rowData.offsetwaterHeight);
					self.netWorkEntity(Number($("#mnsw").val()) + self._rowData.offsetwaterHeight, self._rowData.longitude, self._rowData.latitude);
				}
			});
		},

		loadWater: function loadWater(evt) {
			topic.publish("stopflay", evt);
			var self = this;
			if (this._netWorkEntity && this._netWorkEntity != null) {
				this.map.entities.remove(this._netWorkEntity);
				this._netWorkEntity = null;
			}
			if (this._waterPrimitive && this._waterPrimitive != null) {
				this.map.scene.primitives.remove(this._waterPrimitive);
				this._waterPrimitive = null;
			}
			
			self._rowData = evt;
			if (evt != null) {
				if (evt.sitecode == "") {
					$("#mnsw").val(self._rowData.defaultWaterLevel);
					setTimeout(function () {
						self.drawWater(self._rowData.surfaceWater, self._rowData.defaultWaterLevel + self._rowData.offsetwaterHeight);
						self.netWorkEntity(self._rowData.defaultWaterLevel + self._rowData.offsetwaterHeight, self._rowData.longitude, self._rowData.latitude);
					}, 2000);
				} else {
					$.ajax({
						url: 'http://www.sw797.com:82/blade-ycreal/riverr/rthyinfo?parttype=sw',
						type: 'post',
						dataType: "json",
						success: function success(json) {
							var waterLevel = null;
							json.data.forEach(function (item, index) {
								if (item.list && evt.sitecode == item.list.STCD) {
									waterLevel = item.list.Z;
								}
							});  
							if (waterLevel == "" || waterLevel == null || waterLevel == 0) {
								waterLevel = self._rowData.defaultWaterLevel;
							}
							$("#mnsw").val(waterLevel);
							self.netWorkEntity(waterLevel + self._rowData.offsetwaterHeight, self._rowData.longitude, self._rowData.latitude);
							self.drawWater(self._rowData.surfaceWater, Number(waterLevel) + self._rowData.offsetwaterHeight);
						},
						error: function error(msg) {}
					});
				}
			}
		},

		netWorkEntity: function netWorkEntity(height, lgt, ltt) {
			if (this._netWorkEntity && this._netWorkEntity != null) {
				this.map.entities.remove(this._netWorkEntity);
				this._netWorkEntity = null;
			}
			this._netWorkEntity = this.map.entities.add({
				position: Cesium.Cartesian3.fromDegrees(Number(lgt), Number(ltt), Number(height)),
				label: {
					show: true,
					text: (height - this._rowData.offsetwaterHeight).toFixed(2) + "M", // text 与实体相关的文字
					font: "700 16px '黑体'",
					fillColor: Cesium.Color.fromBytes(255, 255, 255),
					style: Cesium.LabelStyle.FILL_AND_OUTLINE,
					outlineWidth: 2,
					outlineColor: Cesium.Color.fromBytes(46, 202, 255), // 文字轮廓的颜色
					verticalOrigin: Cesium.VerticalOrigin.CENTER, //垂直位置
					horizontalOrigin: Cesium.HorizontalOrigin.center, //水平位置
					pixelOffset: new Cesium.Cartesian2(0, -12), // 文字位置
					disableDepthTestDistance: Number.POSITIVE_INFINITY
				},
				point: {
					show: true,
					pixelSize: 4,
					color: Cesium.Color.fromBytes(255, 255, 255),
					outlineColor: Cesium.Color.fromBytes(46, 202, 255),
					outlineWidth: 1,
					disableDepthTestDistance: Number.POSITIVE_INFINITY
				}
			});
		},

		//绘制水面波浪效果
		drawWater: function drawWater(surfaceWater, waterLevel) {

			var importantPoints = [];
			for (var i = 0; i < surfaceWater.length; i++) {
				var longitude = surfaceWater[i][0];
				var latitude = surfaceWater[i][1];
				importantPoints.push(new Cesium.Cartesian3.fromDegrees(longitude, latitude, waterLevel));
			}

			if (this._waterPrimitive && this._waterPrimitive != null) {
				this.map.scene.primitives.remove(this._waterPrimitive);
				this._waterPrimitive = null;
			}

			this._waterPrimitive = new Cesium.Primitive({
				show: true, // 默认隐藏
				allowPicking: false,
				geometryInstances: new Cesium.GeometryInstance({
					geometry: new Cesium.PolygonGeometry({
						polygonHierarchy: new Cesium.PolygonHierarchy(importantPoints),
						//extrudedHeight: 0,//注释掉此属性可以只显示水面
						perPositionHeight: true //注释掉此属性水面就贴地了
					})
				}),
				// 可以设置内置的水面shader
				appearance: new Cesium.EllipsoidSurfaceAppearance({
					material: new Cesium.Material({
						fabric: {
							type: 'Water',
							uniforms: {
								//baseWaterColor:new Cesium.Color(0.0, 0.0, 1.0, 0.5),
								//blendColor: new Cesium.Color(0.0, 0.0, 1.0, 0.5),
								//specularMap: 'gray.jpg',
								//normalMap: '../assets/waterNormals.jpg',
								normalMap: 'widgets/SubmergenceAnalysis/images/water.jpg',
								frequency: 1000.0,
								animationSpeed: 0.01,
								amplitude: 10.0
							}
						}
					}),
					fragmentShaderSource: 'varying vec3 v_positionMC;\nvarying vec3 v_positionEC;\nvarying vec2 v_st;\nvoid main()\n{\nczm_materialInput materialInput;\nvec3 normalEC = normalize(czm_normal3D * czm_geodeticSurfaceNormal(v_positionMC, vec3(0.0), vec3(1.0)));\n#ifdef FACE_FORWARD\nnormalEC = faceforward(normalEC, vec3(0.0, 0.0, 1.0), -normalEC);\n#endif\nmaterialInput.s = v_st.s;\nmaterialInput.st = v_st;\nmaterialInput.str = vec3(v_st, 0.0);\nmaterialInput.normalEC = normalEC;\nmaterialInput.tangentToEyeMatrix = czm_eastNorthUpToEyeCoordinates(v_positionMC, materialInput.normalEC);\nvec3 positionToEyeEC = -v_positionEC;\nmaterialInput.positionToEyeEC = positionToEyeEC;\nczm_material material = czm_getMaterial(materialInput);\n#ifdef FLAT\ngl_FragColor = vec4(material.diffuse + material.emission, material.alpha);\n#else\ngl_FragColor = czm_phong(normalize(positionToEyeEC), material,czm_lightDirectionEC);\gl_FragColor.a=0.7;\n#endif\n}\n' //重写shader，修改水面的透明度
				})
			});

			this.map.scene.primitives.add(this._waterPrimitive);
		},

		onOpen: function onOpen() {
			//面板打开的时候触发 （when open this panel trigger）
		},

		onClose: function onClose() {
			//面板关闭的时候触发 （when this panel is closed trigger）
		},

		onMinimize: function onMinimize() {
			this.resize();
		},

		onMaximize: function onMaximize() {
			this.resize();
		},

		resize: function resize() {},

		destroy: function destroy() {
			//销毁的时候触发
			//todo
			//do something before this func
			this.inherited(arguments);
		}

	});
});