first commit of restructured project

trahn-trade-backend/internal/api/grid_routes.go

@@ -0,0 +1,48 @@
+package api
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+)
+
+type gridCurrentResponse struct {
+	BasePrice      *float64        `json:"basePrice"`
+	Grid           json.RawMessage `json:"grid"`
+	TradesExecuted int             `json:"tradesExecuted"`
+	TotalProfit    float64         `json:"totalProfit"`
+	LastUpdate     *string         `json:"lastUpdate,omitempty"`
+}
+
+func (s *Server) handleGridCurrent(w http.ResponseWriter, r *http.Request) {
+	state, err := s.gridRepo.GetActive(r.Context())
+	if err != nil {
+		fmt.Printf("Error fetching grid state: %v\n", err)
+		writeError(w, http.StatusInternalServerError, err.Error())
+		return
+	}
+
+	if state == nil {
+		writeJSON(w, http.StatusOK, gridCurrentResponse{
+			Grid: json.RawMessage("[]"),
+		})
+		return
+	}
+
+	grid := state.GridLevelsJSON
+	if grid == nil {
+		grid = json.RawMessage("[]")
+	}
+
+	var lastUpdate *string
+	ts := state.UpdatedAt.Format("2006-01-02T15:04:05.000Z")
+	lastUpdate = &ts
+
+	writeJSON(w, http.StatusOK, gridCurrentResponse{
+		BasePrice:      state.BasePrice,
+		Grid:           grid,
+		TradesExecuted: state.TradesExecuted,
+		TotalProfit:    state.TotalProfit,
+		LastUpdate:     lastUpdate,
+	})
+}