var windv = document.getElementById('windc').getContext('2d');
var windkmh = document.getElementById('windkmh').getContext('2d');
var windms = document.getElementById('windms').getContext('2d');
var windknp = document.getElementById('windknp').getContext('2d');

var luchtdruk = document.getElementById('luchtdruk').getContext('2d');
var temperatuur = document.getElementById('temperatuur').getContext('2d');
var wolken = document.getElementById('bewolking').getContext('2d');
var neerslag = document.getElementById('neerslag').getContext('2d');
var straling = document.getElementById('straling').getContext('2d');
var zicht = document.getElementById('zicht').getContext('2d');

// $("#windr").html("test");
document.getElementById("windr").innerHTML="<tr><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/z.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/z.webp width=24px height=24px></td><td><img src=items/windpijlen/z.webp width=24px height=24px></td><td><img src=items/windpijlen/z.webp width=24px height=24px></td><td><img src=items/windpijlen/zw.webp width=24px height=24px></td><td><img src=items/windpijlen/z.webp width=24px height=24px></td><td><img src=items/windpijlen/z.webp width=24px height=24px></td><td><img src=items/windpijlen/z.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/o.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td><td><img src=items/windpijlen/o.webp width=24px height=24px></td><td><img src=items/windpijlen/zo.webp width=24px height=24px></td></tr>"; 

var gradient = windv.createLinearGradient(0, 0, 0, 400);
gradient.addColorStop(0, 'rgba(0,111,174,0.8)');
gradient.addColorStop(1, 'rgba(21,31,38,0.5)');

// Functie om min/max waarden te berekenen met 25% marge
function calculateYAxisRange(minValue, maxValue) {
    const range = maxValue - minValue;
    const margin = range * 0.25;
    
    return {
        min: Math.max(0, minValue - margin), // Nooit onder nul
        max: maxValue + margin
    };
}

var windChart = new Chart(windv, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'wind',
            data: [1,1,2,2,2,1,2,2,2,2,2,2,3,3,2,2,2,1,1,1,1,1,1,1],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(0, 5),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' bft';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' bft';
                    }
                }
            }
        }
    }
});

var windknpChart = new Chart(windknp, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'wind',
            data: [2,2,4,4,4,2,4,4,4,6,6,6,8,8,6,6,4,2,2,2,2,2,2,2],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(0, 10),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' knp';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' knp';
                    }
                }
            }
        }
    }
});

var windkmhChart = new Chart(windkmh, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'wind',
            data: [4,4,7,7,7,4,7,7,7,11,11,11,14,14,11,11,7,4,4,4,4,4,4,4],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(0, 16),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' km/h';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' km/h';
                    }
                }
            }
        }
    }
});

var windmsChart = new Chart(windms, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'wind',
            data: [1,1,2,2,2,1,2,2,2,3,3,3,4,4,3,3,2,1,1,1,1,1,1,1],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(0, 6),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' m/s';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' m/s';
                    }
                }
            }
        }
    }
});

var luchtdChart = new Chart(luchtdruk, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'luchtdruk',
            data: [1023,1023,1023,1022,1022,1022,1022,1022,1022,1021,1021,1020,1019,1019,1019,1019,1019,1019,1019,1019,1018,1018,1018,1018],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(1013, 1028),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' hPa';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' hPa';
                    }
                }
            }
        }
    }
});

var tempChart = new Chart(temperatuur, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'temperatuur',
            data: [6.9,6.2,7.1,6.6,6.8,7.8,10.8,13.3,15.3,17.3,19,20.4,21.1,21.8,21.7,21.5,19.3,14.3,12.4,11.6,10.9,10.7,10.2,9.8],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(5.2, 23.8),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' ºC';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' ºC';
                    }
                }
            }
        }
    }
});

var wolkenChart = new Chart(wolken, {
    type: 'bar',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'wolken',
            data: [0,0,0,88,100,100,88,100,100,50,13,0,0,0,0,0,0,0,0,0,88,50,13,38],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                beginAtZero: true,
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' %';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' %';
                    }
                }
            }
        }
    }
});

var neerslagChart = new Chart(neerslag, {
    type: 'bar',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'neerslag',
            data: [0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(0, 2),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' mm';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' mm';
                    }
                }
            }
        }
    }
});

var stralingChart = new Chart(straling, {
    type: 'bar',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'Global radiation',
            data: [0,0,0,0,0,5,43,85,131,176,204,216,206,179,140,89,35,1,0,0,0,0,0,0],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                ...calculateYAxisRange(0, 221),
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' W/m2';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' W/m2';
                    }
                }
            }
        }
    }
});

var rvChart = new Chart(rv, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'Relatieve vochtigheid',
            data: ["99","99","99","99","98","99","90","80","72","66","58","53","50","45","48","46","67","90","97","98","99","99","99","99"],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                min: 0,
                max: 100,
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' %';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' %';
                    }
                }
            }
        }
    }
});

var zichtChart = new Chart(zicht, {
    type: 'line',
    data: {
        labels: ["1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24"],
        datasets: [{
            label: 'zicht',
            data: [6000,3000,11000,3000,17000,17000,22000,28000,35000,30000,30000,29000,30000,35000,35000,30000,24000,35000,30000,27000,30000,25000,18000,30000],
            backgroundColor: 'rgba(0,111,174,0.8)',
            borderColor: 'rgba(0,111,174,1)',
            borderWidth: 1,
            fill: true
        }]
    },
    options: {
        plugins: {
            legend: {
                display: false
            }
        },
        scales: {
            y: {
                min: 0,
                max: 30000,
                ticks: {
                    callback: function(value, index, ticks) {
                        return value + ' m';
                    }
                }
            }
        },
        plugins: {
            tooltip: {
                enabled: true,
                mode: 'index',
                intersect: false,
                callbacks: {
                    title: function(tooltipItems) {
                        return tooltipItems[0].label + ' uur';
                    },
                    label: function(tooltipItem) {
                        return tooltipItem.raw + ' m';
                    }
                }
            }
        }
    }
});