first commit

handlers/order_handler.go

@@ -0,0 +1,186 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+	"stocksearch/services"
+)
+
+// OrderHandler 주문/계좌 REST API 핸들러
+type OrderHandler struct {
+	orderSvc   *services.OrderService
+	accountSvc *services.AccountService
+}
+
+// NewOrderHandler 핸들러 초기화
+func NewOrderHandler() *OrderHandler {
+	return &OrderHandler{
+		orderSvc:   services.GetOrderService(),
+		accountSvc: services.GetAccountService(),
+	}
+}
+
+// Buy POST /api/order/buy — 매수주문 (kt10000)
+func (h *OrderHandler) Buy(w http.ResponseWriter, r *http.Request) {
+	var req services.OrderRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		jsonError(w, "요청 파싱 실패", http.StatusBadRequest)
+		return
+	}
+	if req.Exchange == "" {
+		req.Exchange = "KRX"
+	}
+	if req.TradeTP == "" {
+		req.TradeTP = "0"
+	}
+
+	result, err := h.orderSvc.Buy(req)
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	jsonOK(w, result)
+}
+
+// Sell POST /api/order/sell — 매도주문 (kt10001)
+func (h *OrderHandler) Sell(w http.ResponseWriter, r *http.Request) {
+	var req services.OrderRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		jsonError(w, "요청 파싱 실패", http.StatusBadRequest)
+		return
+	}
+	if req.Exchange == "" {
+		req.Exchange = "KRX"
+	}
+	if req.TradeTP == "" {
+		req.TradeTP = "0"
+	}
+
+	result, err := h.orderSvc.Sell(req)
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	jsonOK(w, result)
+}
+
+// Modify PUT /api/order/modify — 정정주문 (kt10002)
+func (h *OrderHandler) Modify(w http.ResponseWriter, r *http.Request) {
+	var req struct {
+		Exchange   string `json:"exchange"`
+		OrigOrdNo  string `json:"origOrdNo"`
+		Code       string `json:"code"`
+		Qty        string `json:"qty"`
+		Price      string `json:"price"`
+	}
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		jsonError(w, "요청 파싱 실패", http.StatusBadRequest)
+		return
+	}
+	if req.Exchange == "" {
+		req.Exchange = "KRX"
+	}
+
+	result, err := h.orderSvc.Modify(req.Exchange, req.OrigOrdNo, req.Code, req.Qty, req.Price)
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	jsonOK(w, result)
+}
+
+// Cancel DELETE /api/order — 취소주문 (kt10003)
+func (h *OrderHandler) Cancel(w http.ResponseWriter, r *http.Request) {
+	var req struct {
+		Exchange  string `json:"exchange"`
+		OrigOrdNo string `json:"origOrdNo"`
+		Code      string `json:"code"`
+		Qty       string `json:"qty"`
+	}
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		jsonError(w, "요청 파싱 실패", http.StatusBadRequest)
+		return
+	}
+	if req.Exchange == "" {
+		req.Exchange = "KRX"
+	}
+	if req.Qty == "" {
+		req.Qty = "0" // 전량취소
+	}
+
+	result, err := h.orderSvc.Cancel(req.Exchange, req.OrigOrdNo, req.Code, req.Qty)
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	jsonOK(w, result)
+}
+
+// GetBalance GET /api/account/balance — 계좌 잔고 (kt00018)
+func (h *OrderHandler) GetBalance(w http.ResponseWriter, r *http.Request) {
+	result, err := h.accountSvc.GetBalance()
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	jsonOK(w, result)
+}
+
+// GetPending GET /api/account/pending — 미체결 주문 (ka10075)
+func (h *OrderHandler) GetPending(w http.ResponseWriter, r *http.Request) {
+	orders, err := h.accountSvc.GetPendingOrders()
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if orders == nil {
+		orders = []services.PendingOrder{}
+	}
+	jsonOK(w, orders)
+}
+
+// GetHistory GET /api/account/history — 체결내역 (ka10076)
+func (h *OrderHandler) GetHistory(w http.ResponseWriter, r *http.Request) {
+	history, err := h.accountSvc.GetOrderHistory()
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	if history == nil {
+		history = []services.OrderHistory{}
+	}
+	jsonOK(w, history)
+}
+
+// GetDeposit GET /api/account/deposit — 예수금 상세 조회 (kt00001)
+func (h *OrderHandler) GetDeposit(w http.ResponseWriter, r *http.Request) {
+	result, err := h.accountSvc.GetDepositDetail()
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	jsonOK(w, result)
+}
+
+// GetOrderable GET /api/account/orderable?code=&price=&side= — 주문가능금액/수량 (kt00010)
+func (h *OrderHandler) GetOrderable(w http.ResponseWriter, r *http.Request) {
+	code := r.URL.Query().Get("code")
+	price := r.URL.Query().Get("price")
+	side := r.URL.Query().Get("side") // buy 또는 sell
+	if price == "" {
+		price = "0"
+	}
+
+	// 키움 API: 1=매도, 2=매수
+	tradeTp := "2"
+	if side == "sell" {
+		tradeTp = "1"
+	}
+
+	result, err := h.accountSvc.GetOrderable(code, price, tradeTp)
+	if err != nil {
+		jsonError(w, err.Error(), http.StatusInternalServerError)
+		return
+	}
+	jsonOK(w, result)
+}