import { useEffect } from "react";

interface Props {
    stepSetter: (value: string) => void;
    currentStep: string;
    rangeSetter: (value: number) => void;
    currentRange: number;
    disableCache?: boolean;
}

export default function ActivityOptsSelector({
    stepSetter,
    currentStep,
    rangeSetter,
    currentRange,
    disableCache = false,
}: Props) {
    const stepPeriods = ['day', 'week', 'month', 'year'];
    const rangePeriods = [105, 182, 365];

    const stepDisplay = (str: string): string => {
        return str.split('_').map(w =>
            w.split('').map((char, index) =>
                index === 0 ? char.toUpperCase() : char).join('')
        ).join(' ');
    };

    const rangeDisplay = (r: number): string => {
        return `${r}`
    }

    const setStep = (val: string) => {
        stepSetter(val);
        if (!disableCache) {
            localStorage.setItem('activity_step_' + window.location.pathname.split('/')[1], val);
        }
    };

    const setRange = (val: number) => {
        rangeSetter(val);
        if (!disableCache) {
            localStorage.setItem('activity_range_' + window.location.pathname.split('/')[1], String(val));
        }
    };
    
    useEffect(() => {
        if (!disableCache) {
            const cachedRange = parseInt(localStorage.getItem('activity_range_' + window.location.pathname.split('/')[1]) ?? '35');
            if (cachedRange) {
              rangeSetter(cachedRange);
            }
            const cachedStep = localStorage.getItem('activity_step_' + window.location.pathname.split('/')[1]);
            if (cachedStep) {
              stepSetter(cachedStep);
            }
        }
      }, []);

    return (
        <div className="flex flex-col">
            <div className="flex gap-2 items-center">
                <p>Step:</p>
                {stepPeriods.map((p, i) => (
                    <div key={`step_selector_${p}`}>
                        <button 
                            className={`period-selector ${p === currentStep ? 'color-fg' : 'color-fg-secondary'} ${i !== stepPeriods.length - 1 ? 'pr-2' : ''}`}
                            onClick={() => setStep(p)}
                            disabled={p === currentStep}
                        >
                            {stepDisplay(p)}
                        </button>
                        <span className="color-fg-secondary">
                            {i !== stepPeriods.length - 1 ? '|' : ''}
                        </span>
                    </div>
                ))}
            </div>

            <div className="flex gap-2 items-center">
                <p>Range:</p>
                {rangePeriods.map((r, i) => (
                    <div key={`range_selector_${r}`}>
                        <button 
                            className={`period-selector ${r === currentRange ? 'color-fg' : 'color-fg-secondary'} ${i !== rangePeriods.length - 1 ? 'pr-2' : ''}`}
                            onClick={() => setRange(r)}
                            disabled={r === currentRange}
                        >
                            {rangeDisplay(r)}
                        </button>
                        <span className="color-fg-secondary">
                            {i !== rangePeriods.length - 1 ? '|' : ''}
                        </span>
                    </div>
                ))}
            </div>
        </div>
    );
}