/**
 * Created by zsq on 2016/11/13.
 */
//调用jsonp函数请求当前所在城市
// jsonp('https://api.map.baidu.com/api?v=2.0&ak=Dv1NMU23dh1sGS9n2tUouDEYY96Dfzh3&s=1&callback=loadCityWeather');
//
// (function ($) {
//     $.getUrlParam = function (name) {
//         var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
//         var r = window.location.search.substr(1).match(reg);
//         if (r != null) return unescape(r[2]); return null;
//     }
// })(jQuery);

function loadCityWeather() {
	var authCid = $.getUrlParam("auth_cid")
	if (authCid == "" || authCid == null) {
		authCid = 0
	}
	$.ajax({
		url: "/web/area/getLoginUserInfo.json",
		data: { authCid: authCid },
		dataType: "json",
		success: function (jsonData) {
			if (jsonData.data != null) {
				//请求登录账号设置地区的天气数据
				var cityName = jsonData.data.title
				if (cityName.endWith("市") || cityName.endWith("县")) {
					cityName = cityName.substring(0, cityName.length - 1)
				}
				jsonp(createUrl(cityName))
			} else {
				getCity()
			}
		},
	})
}

// 数据请求函数
function jsonp(url) {
	var script = document.createElement("script")
	script.src = url
	document.body.insertBefore(script, document.body.firstChild)
	document.body.removeChild(script)
}

function getCity() {
	function city(result) {
		//去掉城市名后的"市"
		var city = result.name.substring(0, result.name.length - 1)
		//请求当前城市的天气数据
		jsonp(createUrl(city))
	}

	var cityName = new BMap.LocalCity()
	cityName.get(city)
}

//数据请求成功回调函数，用于将获取到的数据放入页面相应位置
function getWeather(response) {
	var oSpan = document.getElementsByClassName("info")
	var data = response.result

	//如果获取到的天气为空（地区信息有错，查不到天气）则获取当前网络IP的天气情况
	if (data == null || data == "undefined") {
		getCity()
	}

	oSpan[0].innerHTML = data[0].citynm
	oSpan[1].innerHTML = data[0].weather
	oSpan[2].innerHTML = data[0].temperature
	oSpan[3].innerHTML = data[0].winp

	//根据返回数据，替换不同天气图片
	changeImg(response)
}

//根据获取到的数据更改页面中相应的图片
function changeImg(data) {
	var firstImg = document.getElementsByTagName("img")[0]
	var firstWeatherId = data.result[0].weatid
	chooseImg(firstWeatherId, firstImg)
}

//选择图片
function chooseImg(id, index) {
	switch (id) {
		case "1":
			index.src = "images/weather_icon/1.png"
			break
		case "2":
			index.src = "images/weather_icon/2.png"
			break
		case "3":
			index.src = "images/weather_icon/3.png"
			break
		case "4":
		case "5":
		case "6":
		case "8":
		case "9":
		case "10":
		case "11":
		case "12":
		case "13":
		case "20":
		case "22":
		case "23":
		case "24":
		case "25":
		case "26":
			index.src = "images/weather_icon/4.png"
			break
		case "7":
			index.src = "images/weather_icon/6.png"
			break
		case "14":
		case "15":
		case "16":
		case "17":
		case "18":
		case "27":
		case "28":
		case "29":
			index.src = "images/weather_icon/5.png"
			break
		case "19":
		case "21":
		case "30":
		case "31":
		case "32":
		case "33":
			index.src = "images/weather_icon/7.png"
			break
		default:
			index.src = "images/weather_icon/8.png"
	}
}

String.prototype.endWith = function (s) {
	if (s == null || s == "" || this.length == 0 || s.length > this.length) return false
	if (this.substring(this.length - s.length) == s) return true
	else return false
	return true
}

//根据城市名创建请求数据及url
function createUrl(cname) {
	var cityName = ""
	if (arguments.length == 0) {
		cityName = cname
	} else {
		cityName = arguments[0]
	}
	var urls = "https://sapi.k780.com/?app=weather.future&appkey=10003&sign=b59bc3ef6191eb9f747dd4e83c99f2a4&format=json&jsoncallback=getWeather&weaid=" + encodeURI(cityName)
	return urls
}

//高德地图获取天气
function getAdcode() {
	return new Promise((resolve, reject) => {
		$.ajax({
			url: "https://restapi.amap.com/v3/ip?key=ee001a52e68437f9a030eaa01c3a9646",
			type: "get",
			dataType: "json",
			success: function (data) {
				resolve(data)
			},
			error: function (data) {
				reject(data)
			},
		})
	})
}

function getGdWeather(mode) {
	getAdcode().then((adcode) => {
		if (adcode && adcode.status == "1") {
			$.ajax({
				url: `https://restapi.amap.com/v3/weather/weatherInfo?key=ee001a52e68437f9a030eaa01c3a9646&city=${adcode.adcode}&extensions=base`,
				type: "get",
				dataType: "json",
				success: function (data) {
					if (data && data.status == "1") {
						var weather = data.lives[0]
						let nowText = new Date(weather.reporttime).toLocaleDateString("zh").replaceAll("/", "-")
						if (mode == "classic") {
							var name = weather.city + " " + nowText + " " + weather.temperature + "°C" + " " + weather.winddirection + " " + weather.windpower + "级"
							$("#weatherWX").html(name)
						} else {
							var oSpan = document.getElementsByClassName("info")
							oSpan[0].innerHTML = weather.city
							oSpan[1].innerHTML = nowText
							oSpan[2].innerHTML = weather.temperature + "°C"
							oSpan[3].innerHTML = weather.winddirection + " " + weather.windpower + "级"
							var firstImg = document.getElementsByTagName("img")[0]
							var code = getWeatherImage(weather.weather)
							firstImg.src = "./images/weather_icon/" + encodeURI(code) + ".png"
						}
					}
				},
				error: function (data) {
					console.error(data)
				},
			})
		}
	})
}

const iconWeatherMap = {
	风: ["有风", "平静", "微风", "和风", "清风", "强风/劲风", "疾风", "大风", "烈风", "风暴", "狂爆风", "飓风", "热带风暴", "龙卷风"],
	多云: ["少云", "晴间多云", "多云"],
	雪: ["雪", "阵雪", "小雪", "中雪", "大雪", "暴雪", "小雪-中雪", "中雪-大雪", "大雪-暴雪", "冷"],
	雾: ["浮尘", "扬沙", "沙尘暴", "强沙尘暴", "雾", "浓雾", "强浓雾", "轻雾", "大雾", "特强浓雾"],
	晴: ["晴", "热"],
	雨夹雪: ["雨雪天气", "雨夹雪", "阵雨夹雪"],
	雨: ["阵雨", "雷阵雨", "雷阵雨并伴有冰雹", "小雨", "中雨", "大雨", "暴雨", "大暴雨", "特大暴雨", "强阵雨", "强雷阵雨", "极端降雨", "毛毛雨/细雨", "雨", "小雨-中雨", "中雨-大雨", "大雨-暴雨", "暴雨-大暴雨", "大暴雨-特大暴雨", "冻雨"],
	阴: ["阴", "霾", "中度霾", "重度霾", "严重霾", "未知"],
}

function getWeatherImage(weather) {
	for (const weatherKey in iconWeatherMap) {
		if (Object.hasOwnProperty.call(iconWeatherMap, weatherKey)) {
			const weatherNames = iconWeatherMap[weatherKey]
			const findWeatherItem = weatherNames.find((name) => weather === name)
			// 如果找了某一类的图标了，那重新赋值url
			if (findWeatherItem) {
				return weatherKey
			}
		}
	}
}