var d = dialog({contentType:'load', skin:'bk-popup'});

/* 查询健康指标图表
 * @param {Object} type 健康指标类型（1血糖，2血压，3体重，4腰围）
 * @param {Object} begin 记录开始时间
 * @param {Object} end 记录结束时间
 *  @param {Object} gi_type 就餐时间段（0:无）
 */
function queryChatByTypePromise(charType,begin, end, gi_type) {
	//拼请求内容
	var params = {};
	params.type = charType;
	params.begin = begin+" 00:00:00";
	params.end = end+" 23:59:59";
	params.gi_type = gi_type;
	d.show();
	
	return new Promise(function(resolve, reject) {
		//发送ajax请求
		sendPost("patient/health_index/chart", params, "json", "post", function() {
			queryChartFailed()
		}, function(res) {
			d.close();
			if (res.status == 200) {
				resolve(res)
			} else {
				//非200则为失败
				queryChartFailed(res);
			}
		});
	})
}

/**
 * 健康指标图表查询失败处理方法
 */
function queryChartFailed(res) {
	d.close();
	if (res && res.msg) {
		dialog({contentType:'tipsbox',bottom:true, skin:'bk-popup' , content:res.msg}).show();
	} else {
		dialog({contentType:'tipsbox',bottom:true, skin:'bk-popup' , content:'加载失败'}).show();
	}
}


function buildData(value, max, min) {
	if (!!!value) {
		return;
	}
	if(value < min) {
		return {
			value: value,
			itemStyle: {
				normal: {
					color: '#47a8ef'
				}
			}
		}
	} else if(value > max) {
		return {
			value: value,
			itemStyle: {
				normal: {
					color: '#ff6a56'
				}
			}
		}
	} else {
		return {
			value: value,
			itemStyle: {
				normal: {
					color: '#323232'
				}
			}
		}
	}
}

function getChartOptions(type,yAxisName,xAxisData,seriesData) {

	var options = {
		tooltip: {
			trigger: 'axis'
		},
		grid:{x:40,y:20,x2:25,y2:20},
		toolbox:{show:false},
		calculable:false,
		xAxis:[{
			type:"category",
			boundaryGap:false,
			data:xAxisData,
			axisLabel:{margin:6}
		}],
		yAxis:[{name:yAxisName,type:"value"}],
		series:[{
			name: type == 1 ? '血糖' : type == 3 ? '体重' : '腰围',
			type:"line",
			symbol:"emptyCircle",
			itemStyle: {
				normal: {
					borderWidth: 8,
					color: '#0ad800',
					lineStyle: { // 系列级个性化折线样式，横向渐变描边
						borderWidth: 2,
						color: "#5dd1d2",
						width: 4
					},
					nodeStyle: {
						borderWidth: 2,
						color: '#93DB70',
						borderColor: '#93DB70'
					}
				},
				emphasis: {
					label: {
						show: true
					}
				}
			},
			data: seriesData
		}]
	}
	return options;
}

function getChartOptions1(type,yAxisName,xAxisData,seriesData) {

	var options = {
		tooltip: {
			trigger: 'axis'
		},
		grid: {
			x: 30,
			y: 20,
			x2: 25,
			y2: 20
		},
		legend: {
			show: false,
			data: ['收缩压','舒张压']
		},
		toolbox: {
			show: false
		},
		calculable: false,
		xAxis: [{
			type: 'category',
			boundaryGap: false,
			data: xAxisData,
			axisLabel: {
				margin: 6
			}
		}],
		yAxis: [{
			name : yAxisName,
			type: 'value'
		}],
		series:seriesData
	}
	return options;
}

//  type 健康指标类型（1血糖，2血压，3体重，4腰围）
function createChartPromise(el,type,yAxisName,xAxisData,seriesData) {
	return new Promise(function(resolve, reject) {
		// 路径配置
		require.config({
			paths: {
				echarts: 'http://echarts.baidu.com/build/dist'
			}
		});
		require(['echarts',
			'echarts/chart/line'] // 使用柱状图就加载bar模块，按需加载]
		,function(echarts) {
			var myChart = echarts.init(el);
			// 为echarts对象加载数据
			if (type == 1 || type == 3 || type == 4) {
				myChart.setOption(getChartOptions(type,yAxisName,xAxisData,seriesData));
				resolve(myChart);
			}
			if (type == 2) {
				myChart.setOption(getChartOptions1(type,yAxisName,xAxisData,seriesData));
				resolve(myChart);
			}
			
		});
	})
}