"use client";
import React, { useEffect, useState } from "react";
import classNames from "classnames";
import styles from "./PlanMetricsWidget.module.css";
import { ISubscriptionInfo } from "@core/Models/Subscription.Model";
import StorefrontOutlinedIcon from "@mui/icons-material/StorefrontOutlined";
import PeopleOutlineOutlinedIcon from "@mui/icons-material/PeopleOutlineOutlined";
import CalendarTodayOutlinedIcon from "@mui/icons-material/CalendarTodayOutlined";
import AssignmentIndOutlinedIcon from "@mui/icons-material/AssignmentIndOutlined";
import RepeatOutlinedIcon from "@mui/icons-material/RepeatOutlined";
import Button from "@core/app/components/Button/Button";
import { MP_SUBS_STATUS } from "@core/Models/Subscription.Model";
import dayjs from "dayjs";

export interface PlanMetricsWidgetProps {
    subscription: ISubscriptionInfo;
    metrics: {
        organizationsCount: number;
        employeesCount: number;
        clientsCount: number;
        appointmentsCount: number;
        servicesCount: number;
        repeatsCount: number;
    };
    onUpgrade: () => void;
    onRenew?: () => void;
    onCancel: () => void;
    isOwner?: boolean;
}

const MetricRow = ({
    icon,
    title,
    value,
    maxValue,
}: {
    icon: React.ReactNode;
    title: string;
    value: number;
    maxValue: number;
}) => {
    const [animatedWidth, setAnimatedWidth] = useState(0);

    const isInfinite = maxValue === -1;
    const formattedMax = isInfinite ? "∞" : maxValue;
    const percentage = isInfinite ? 100 : Math.min(100, (value / maxValue) * 100);

    let statusClass = styles.safe;
    if (isInfinite) {
        statusClass = styles.infinite;
    } else {
        if (percentage >= 100) {
            statusClass = styles.danger;
        } else if (percentage >= 80) {
            statusClass = styles.warning;
        }
    }

    useEffect(() => {
        const timer = setTimeout(() => {
            setAnimatedWidth(percentage);
        }, 100);
        return () => clearTimeout(timer);
    }, [percentage]);

    return (
        <div className={styles.metricRow}>
            <div className={styles.metricHeader}>
                <div className={styles.metricTitleWrap}>
                    <span className={styles.metricIcon}>{icon}</span>
                    <span className={styles.metricTitle}>{title}</span>
                </div>
                <div className={styles.metricValue}>
                    <span className={styles.currentValue}>{value}</span>
                    <span className={styles.maxValue}>/ {formattedMax}</span>
                </div>
            </div>
            <div className={styles.progressContainer}>
                <div
                    className={classNames(styles.progressBar, statusClass)}
                    style={{ width: `${animatedWidth}%` }}
                />
            </div>
        </div>
    );
};

export default function PlanMetricsWidget({
    subscription,
    metrics,
    onUpgrade,
    onCancel,
    isOwner = true,
}: PlanMetricsWidgetProps) {
    const isCancelled = subscription.mpStatus === MP_SUBS_STATUS.CANCELLED;

    return (
        <div className={styles.widgetContainer}>
            <div className={styles.widgetHeader}>
                <h3 className={styles.title}>Métricas del Plan {subscription.plan.name}</h3>
                <span className={styles.subtitle}>Uso actual de tu suscripción</span>
            </div>

            <div className={styles.metricsList}>
                <MetricRow
                    icon={<StorefrontOutlinedIcon fontSize="small" />}
                    title="Organizaciones"
                    value={metrics.organizationsCount}
                    maxValue={subscription.plan.limitOrganizations}
                />
                <MetricRow
                    icon={<PeopleOutlineOutlinedIcon fontSize="small" />}
                    title="Clientes"
                    value={metrics.clientsCount}
                    maxValue={subscription.plan.limitClients}
                />
                <MetricRow
                    icon={<CalendarTodayOutlinedIcon fontSize="small" />}
                    title="Turnos"
                    value={metrics.appointmentsCount}
                    maxValue={subscription.plan.limitAppointments}
                />
                <MetricRow
                    icon={<AssignmentIndOutlinedIcon fontSize="small" />}
                    title="Colaboradores"
                    value={metrics.employeesCount}
                    maxValue={subscription.plan.limitEmployees}
                />
                <MetricRow
                    icon={<RepeatOutlinedIcon fontSize="small" />}
                    title="Repeticiones"
                    value={metrics.repeatsCount || 0}
                    maxValue={subscription.plan.limitRepeats}
                />
            </div>

            {isOwner && (
                <div className={styles.actionsContainer}>
                    <Button
                        color="primary"
                        text="Mejorar mi plan"
                        width="custom"
                        style={{ width: "100%", padding: "12px 0", borderRadius: "8px", fontWeight: "600" }}
                        onClick={onUpgrade}
                    />
                    <div className={styles.statusFooter}>
                        {isCancelled ? (
                            <div className={styles.cancelledInfo}>
                                <p className={styles.cancelledText}>La suscripción ha sido cancelada</p>
                                <p className={styles.validUntilText}>
                                    Vigente hasta el {dayjs(subscription.endDate).format("DD/MM/YYYY")}
                                </p>
                            </div>
                        ) : (
                            <Button
                                color="link"
                                text="Cancelar subscripción"
                                onClick={onCancel}
                                width="custom"
                                style={{ margin: 0, padding: 0, fontSize: "13px", color: "#6b7280", minHeight: "auto" }}
                            />
                        )}
                    </div>
                </div>
            )}
        </div>
    );
}