package com.paymentlink.model.entity;

import com.fasterxml.jackson.annotation.JsonManagedReference;
import jakarta.persistence.*;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.hibernate.annotations.CreationTimestamp;
import org.hibernate.annotations.UpdateTimestamp;

import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;

@Entity
@Table(name = "orders")
@Data
@NoArgsConstructor
@AllArgsConstructor
@Builder
public class Order {

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;

    @Column(name = "order_id", unique = true, nullable = false)
    private String orderId; // Custom format: ORD-{timestamp}-{random}

    @OneToMany(mappedBy = "order", cascade = CascadeType.ALL, orphanRemoval = true)
    @Builder.Default
    @JsonManagedReference
    private List<OrderItem> items = new ArrayList<>();

    @Column(nullable = false)
    private String status; // pending, completed, failed

    @Column(nullable = false)
    private Long subtotal; // In cents

    @Column(nullable = false)
    private Long total; // In cents

    @Column(length = 3, nullable = false)
    @Builder.Default
    private String currency = "USD"; // Currency charged to customer

    @Column(name = "original_currency", length = 3)
    @Builder.Default
    private String originalCurrency = "USD"; // Product's base currency

    @Column(name = "original_amount")
    private Long originalAmount; // Original price before conversion

    @Column(name = "exchange_rate")
    private Double exchangeRate; // Rate used for conversion (for record-keeping)

    @Column(name = "customer_email")
    private String customerEmail;

    @Column(name = "customer_name")
    private String customerName;

    @Column(name = "customer_phone")
    private String customerPhone;

    @Column(name = "customer_contact_preference")
    private String customerContactPreference;

    @Column(name = "shipping_address")
    private String shippingAddress;

    @Column(name = "shipping_city")
    private String shippingCity;

    @Column(name = "shipping_state")
    private String shippingState;

    @Column(name = "shipping_zip")
    private String shippingZip;

    @Column(name = "shipping_country")
    private String shippingCountry;

    @Column(name = "shipping_method")
    private String shippingMethod;

    @Column(name = "shipping_cost")
    private Long shippingCost; // In cents

    @Column(name = "tax_amount")
    private Long taxAmount; // In cents

    @Column(name = "tracking_id")
    private String trackingId;

    private String carrier;

    @Column(name = "node_id")
    private String nodeId;

    @CreationTimestamp
    @Column(name = "created_at", updatable = false)
    private LocalDateTime createdAt;

    @UpdateTimestamp
    @Column(name = "updated_at")
    private LocalDateTime updatedAt;

    // Helper method to add item
    public void addItem(OrderItem item) {
        items.add(item);
        item.setOrder(this);
    }
}