信管家交易系统

@RestController
@RequestMapping("/api/trade")
public class TradeController {

    @Autowired
    private TradeService tradeService;

    @PostMapping("/buy")
    public ResponseEntity<String> buyStock(@RequestBody TradeRequest request) {
        try {
            tradeService.buyStock(request);
            return ResponseEntity.ok("购买成功");
        } catch (Exception e) {
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("购买失败: " + e.getMessage());
        }
    }
}

async function buyStock() {
    const response = await fetch('/api/trade/buy', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json'
        },
        body: JSON.stringify({
            stockSymbol: 'AAPL',
            quantity: 10
        })
    });
    const result = await response.text();
    alert(result);
}