package com.gym.model;

import jakarta.persistence.*;
import lombok.Data;
import java.time.LocalDateTime;
import java.time.LocalTime;

@Entity
@Table(name = "courses")
@Data
public class Course {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;

    @Column(nullable = false, length = 100)
    private String name;  // 课程名称

    @Column(length = 50)
    private String type;  // 课程类型：瑜伽、动感单车、力量训练等

    @Column(name = "start_time")
    private LocalDateTime startTime;  // 开始时间

    @Column(name = "end_time")
    private LocalDateTime endTime;  // 结束时间

    @Column(name = "duration_minutes")
    private Integer durationMinutes;  // 时长（分钟）

    @Column(length = 100)
    private String location;  // 上课地点

    @ManyToOne
    @JoinColumn(name = "coach_id")
    private User coach;  // 教练

    @Column(name = "max_participants")
    private Integer maxParticipants = 20;  // 最大参与人数

    @Column(name = "current_participants")
    private Integer currentParticipants = 0;  // 当前参与人数

    private Double price = 0.0;  // 价格

    @Column(length = 500)
    private String description;  // 课程描述

    @Column(length = 20)
    private String status = "UPCOMING";  // 状态：UPCOMING, ONGOING, COMPLETED, CANCELLED

    @Column(name = "is_available")
    private Boolean isAvailable = true;  // 是否可预约

    @Column(name = "create_time")
    private LocalDateTime createTime = LocalDateTime.now();
}