WeatherApp/weather.js at master · ArthurMynl/WeatherApp · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
let apikey = "d81ca58ad7df8663f1a8cc8f3b1efbc5";

let icon_list = { clear: "fa-solid fa-cloud-sun", clouds: "fa-solid fa-cloud", rain: "fa-solid fa-tint", snow: "fa-solid fa-snowflake-o", thunderstorm: "fa-solid fa-bolt", foggy: "fa-solid fa-cloud", windy: "fa-solid fa-cloud", default: "fa-solid fa-cloud" };
let days = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];

document.querySelector("#weather-form").addEventListener("submit", (event) => {
    event.preventDefault();
    getWeather();
})

window.onload = parisWeather();

function getWeather() {
    let city = document.forms["weather-form"]["city"].value
    if (city == "") {
        document.getElementById("error").innerHTML = "Name must be filled out";
        return false;
    }
    else {
        city = city.toLowerCase()
        const words = city.split(" ");
        for (let i = 0; i < words.length; i++) {
            words[i] = words[i][0].toUpperCase() + words[i].substr(1);
        }
        city = words.join(" ");
        document.getElementById("error").innerHTML = "";
        fetch(`https://api.openweathermap.org/data/2.5/weather?q=${city}&appid=${apikey}`)
            .then(response => {
                if (response.ok) {
                    return response.json()
                }
                else {
                    document.getElementById("error").innerHTML = "This city is not available";
                }
            })
            .then(data => {
                let temp = (data.main.temp - 273.15).toFixed(1);
                let feels_like = (data.main.feels_like - 273.15).toFixed(1);
                let humidity = data.main.humidity;
                let wind_speed = Math.round(data.wind.speed);
                let weather_description = data.weather[0].description;
                document.getElementById("city").innerHTML = `Current weather in ${city}`;
                document.getElementById("temperature").innerHTML = `${temp}°C`;
                document.getElementById("feels_like").innerHTML = `Feeling like : ${feels_like}°C`;
                document.getElementById("humidity").innerHTML = `Humidity : ${humidity}%`;
                document.getElementById("wind").innerHTML = `Wind : ${wind_speed} km/h`;
                document.getElementById("description").innerHTML = weather_description[0].toUpperCase() + weather_description.substring(1);
                document.getElementById("icon").className = icon_list[data.weather[0].main.toLowerCase()];
                fetch(`http://api.openweathermap.org/data/2.5/forecast?q=${city}&appid=${apikey}`)
                    .then(response => response.json())
                    .then(data => {
                        let date = [];
                        let temp = [];
                        let weather = [];
                        for (let i = 0; i < data.list.length; i++) {
                            date.push(data.list[i].dt_txt);
                            temp.push(data.list[i].main.temp - 273.15);
                            weather.push(data.list[i].weather[0].main);
                        }
                        let forecast = processForecast(date, temp, weather);
                        for (let i = 0; i < 4; i++) {
                            document.getElementById(`day${i}`).children[0].innerHTML = forecast.def_date[i];
                            document.getElementById(`day${i}`).children[1].className = icon_list[forecast.def_weather[i].toLowerCase()];
                            document.getElementById(`day${i}`).children[2].innerHTML = `${forecast.def_min[i]}°C/${forecast.def_max[i]}°C`;
                            document.getElementById(`day${i}`).children[3].innerHTML = forecast.def_weather[i];
                        }
                    })
            })
        return true;
    }
}

function parisWeather() {
    let city = "Paris";
    fetch(`https://api.openweathermap.org/data/2.5/weather?q=${city}&appid=${apikey}`)
        .then(response => {
            if (response.ok) {
                return response.json()
            }
            else {
                document.getElementById("error").innerHTML = "This city is not available";
            }
        })
        .then(data => {
            let temp = (data.main.temp - 273.15).toFixed(1);
            let feels_like = (data.main.feels_like - 273.15).toFixed(1);
            let humidity = data.main.humidity;
            let wind_speed = Math.round(data.wind.speed);
            let weather_description = data.weather[0].description;
            document.getElementById("city").innerHTML = `Current weather in ${city[0].toUpperCase() + city.substring(1)}`;
            document.getElementById("temperature").innerHTML = `${temp}°C`;
            document.getElementById("feels_like").innerHTML = `Feeling like : ${feels_like}°C`;
            document.getElementById("humidity").innerHTML = `Humidity : ${humidity}%`;
            document.getElementById("wind").innerHTML = `Wind : ${wind_speed} km/h`;
            document.getElementById("description").innerHTML = weather_description[0].toUpperCase() + weather_description.substring(1);
            document.getElementById("icon").className = icon_list[data.weather[0].main.toLowerCase()];
            fetch(`http://api.openweathermap.org/data/2.5/forecast?q=${city}&appid=${apikey}`)
                .then(response => response.json())
                .then(data => {
                    let date = [];
                    let temp = [];
                    let weather = [];
                    for (let i = 0; i < data.list.length; i++) {
                        date.push(data.list[i].dt_txt);
                        temp.push(data.list[i].main.temp - 273.15);
                        weather.push(data.list[i].weather[0].main);
                    }
                    let forecast = processForecast(date, temp, weather);
                    for (let i = 0; i < 4; i++) {
                        document.getElementById(`day${i}`).children[0].innerHTML = forecast.def_date[i];
                        document.getElementById(`day${i}`).children[1].className = icon_list[forecast.def_weather[i].toLowerCase()];
                        document.getElementById(`day${i}`).children[2].innerHTML = `${forecast.def_min[i]}°C/${forecast.def_max[i]}°C`;
                        document.getElementById(`day${i}`).children[3].innerHTML = forecast.def_weather[i];
                    }
                })
        })
    return true;
}


function processForecast(date, temp, weather) {
    let today = new Date();
    temperature = [];
    def_min = [];
    def_max = [];
    def_weather = [];
    def_date = [];
    let current_date = today.getDate();
    for (let i = 0; i < date.length; i++) {
        let day = new Date(transformDate(date[i])) // YYYY-MM-DDTHH:MM:SS
        if (day.getDate() != current_date) {
            temperature.push(Math.round(temp[i]))
            if (day.getHours() == 15) {
                def_weather.push(weather[i])
                def_date.push(days[day.getDay()]);
            }
            if (day.getHours() == 21) {
                def_min.push(Math.min.apply(null, temperature));
                def_max.push(Math.max.apply(null, temperature));
                temperature = [];
            }
        }
    }
    return { def_min, def_max, def_weather, def_date };
}


function transformDate(date) {
    let newDate = date.replace(" ", "T");
    return newDate;
}