// Utility routine for plotting the data

export const colors = {'eq': '#0000FF', 'max': '#FF0000', 'min': '#008000', 'peaks': '#DAA520'};
export const noise_ymin = 30;

export function createGlobObtions() {
    // Options, die für alle Plots identisch sind
    let globObject = {
        chart: {
            spacingRight: 20,
            spacingLeft: 20,
            spacingTop: 25,
            backgroundColor: {
                linearGradient: [0, 400, 0, 0],
                stops: [
                    [0, '#eee'],//[0, '#ACD0AA'], //[0, '#A18D99'], // [0, '#886A8B'], // [0, '#F2D0B5'],
                    [1, '#fff']
                ]
            },
            type: 'line',
            borderWidth: '2',
            // events: {
            //     selection: function (event) {
            //         if (event.xAxis) {
            //             doUpdate = false;
            //         } else {
            //             doUpdate = true;
            //         }
            //     }
            // }
        },
        title: {
            align: 'left',
            style: {'fontSize': '25px'},
            useHTML: true,
        },
        subtitle: {
            align: 'left',
        },
        tooltip: {
            valueDecimals: 1,
            backgroundColor: '#ffffff',
            borderWidth: 0,
            borderRadius: 0,
            useHTML: true,
        },
        xAxis: {
            type: 'datetime',
            title: {
                text: 'date/time',
            },
            gridLineWidth: 2,
            labels: {
                formatter: function () {
                    let v = this.axis.defaultLabelFormatter.call(this);
                    if (v.indexOf(':') == -1) {
                        return '<span style="font-weight:bold;color:red">' + v + '<span>';
                    } else {
                        return v;
                    }
                }
            },
        },
        legend: {
            enabled: true,
            layout: 'horizontal',
//				verticalAlign: 'top',
            borderWidth: 1,
            align: 'center',
        },
        plotOptions: {
            series: {
                animation: false,
                turboThreshold: 0,
                marker: {
                    enabled: false,
                },
            },
        }
    };
    return globObject;
}

export function calcWeekends(data, isyear) {
/*    let weekend = [];
    let oldDay = 8;
    for (let i = 0; i < data.length; i++) {
        let mom = moment(data[i].date);
        if (isyear) {
            mom = moment(data[i]._id)
        }
        let day = mom.day();
        let st = mom.startOf('day');
        if (day != oldDay) {
            if (day == 6) {
                weekend.push({
                    color: 'rgba(169,235,158,0.4)',
                    from: st.valueOf(),
                    to: st.add(1, 'days').valueOf(),
                    zIndex: 0
                })
            } else if (day == 0) {
                weekend.push({
                    color: 'rgba(169,235,158,0.4)',
                    from: st.valueOf(),
                    to: st.add(1, 'days').valueOf(),
                    zIndex: 0
                })
            }
            oldDay = day;
        }
    }
    return weekend;
*/}

export function calcDays(data, isyear) {
    let days = [];
    if (data.length == 0) {
        return days
    }
    let oldday = moment(data[0].date).day();
    if (isyear) {
        oldday = moment(data[0]._id).day();
    }
    for (let i = 0; i < data.length; i++) {
        let m = moment(data[i].date);
        if (isyear) {
            m = moment(data[i]._id);
        }
        let tag = m.day()
        if (tag != oldday) {
            m.startOf('day');
            days.push({color: 'lightgray', value: m.valueOf(), width: 1, zIndex: 2});
            oldday = tag;
        }
    }
    return days;
};

export const setoptionfromtable = (opt,tabval) => {
    let ret = opt
    if ((opt === null) || (opt === '') || (opt === undefined) || (opt < tabval)){
         ret = tabval
    }
    return ret
}