package se.bilhalsning.controller;

import jakarta.validation.Valid;
import lombok.RequiredArgsConstructor;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PatchMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import se.bilhalsning.dto.AdminOrderResponse;
import se.bilhalsning.dto.UpdateStatusRequest;
import se.bilhalsning.dto.UpdateTrackingRequest;
import se.bilhalsning.entity.Order;
import se.bilhalsning.service.OrderService;

import java.util.List;
import java.util.UUID;

@RestController
@RequestMapping("/api/admin")
@RequiredArgsConstructor
public class AdminController {

    private final OrderService orderService;

    @GetMapping("/orders")
    public ResponseEntity<List<AdminOrderResponse>> listAllOrders() {
        List<AdminOrderResponse> orders = orderService.getAllOrders().stream()
                .map(this::toAdminResponse)
                .toList();
        return ResponseEntity.ok(orders);
    }

    @PatchMapping("/orders/{id}/status")
    public ResponseEntity<AdminOrderResponse> updateStatus(
            @PathVariable UUID id,
            @Valid @RequestBody UpdateStatusRequest request) {
        Order order = orderService.updateOrderStatus(id, request.status());
        return ResponseEntity.ok(toAdminResponse(order));
    }

    @PatchMapping("/orders/{id}")
    public ResponseEntity<AdminOrderResponse> updateTracking(
            @PathVariable UUID id,
            @Valid @RequestBody UpdateTrackingRequest request) {
        Order order = orderService.updateTracking(id, request.trackingId());
        return ResponseEntity.ok(toAdminResponse(order));
    }

    private AdminOrderResponse toAdminResponse(Order order) {
        String email = order.getUser() != null ? order.getUser().getEmail() : "";
        return new AdminOrderResponse(
                order.getId(),
                email,
                order.getPlate(),
                order.getLetterText(),
                order.getStatus().getValue(),
                order.getTrackingId(),
                order.getAmountPaid(),
                order.getCreatedAt()
        );
    }
}