Initial commit

cmd/server/lanes.go

@@ -0,0 +1,79 @@
+package main
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"go.mongodb.org/mongo-driver/v2/bson"
+
+	"logjensticks/internal/auth"
+	"logjensticks/internal/db"
+)
+
+type createLaneRequest struct {
+	LaneID          *string `json:"lane_id"`
+	PickupState     *string `json:"pickup_state"`
+	DropoffState    *string `json:"dropoff_state"`
+	PickupAddress   *string `json:"pickup_address"`
+	DropoffAddress  *string `json:"dropoff_address"`
+}
+
+func handleCreateLane(dbc *db.Client) http.HandlerFunc {
+	return func(w http.ResponseWriter, r *http.Request) {
+		session := auth.SessionFromContext(r.Context())
+		if session.Role != "broker" {
+			writeError(w, http.StatusForbidden, "FORBIDDEN", "brokers only")
+			return
+		}
+
+		var req createLaneRequest
+		if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+			writeError(w, http.StatusBadRequest, "BAD_REQUEST", "invalid request body")
+			return
+		}
+
+		hasLaneID    := req.LaneID != nil && *req.LaneID != ""
+		hasStates    := req.PickupState != nil && *req.PickupState != "" &&
+		                req.DropoffState != nil && *req.DropoffState != ""
+		hasAddresses := req.PickupAddress != nil && *req.PickupAddress != "" &&
+		                req.DropoffAddress != nil && *req.DropoffAddress != ""
+
+		if !hasLaneID && !hasStates && !hasAddresses {
+			writeError(w, http.StatusBadRequest, "VALIDATION_ERROR",
+				"provide at least a lane ID, both state codes, or both addresses")
+			return
+		}
+
+		var creatingUser struct {
+			ID bson.ObjectID `bson:"_id"`
+		}
+		err := dbc.Users().FindOne(r.Context(),
+			bson.D{{Key: "username", Value: session.Username}},
+		).Decode(&creatingUser)
+		if err != nil {
+			writeError(w, http.StatusInternalServerError, "SERVER_ERROR", "failed to resolve user")
+			return
+		}
+
+		doc := bson.D{
+			{Key: "lane_id",          Value: req.LaneID},
+			{Key: "pickup_state",     Value: req.PickupState},
+			{Key: "dropoff_state",    Value: req.DropoffState},
+			{Key: "pickup_address",   Value: req.PickupAddress},
+			{Key: "dropoff_address",  Value: req.DropoffAddress},
+			{Key: "bidding_carriers", Value: bson.A{}},
+			{Key: "created_by",       Value: session.Username},
+			{Key: "created_by_id",    Value: creatingUser.ID},
+		}
+
+		result, err := dbc.Lanes().InsertOne(r.Context(), doc)
+		if err != nil {
+			writeError(w, http.StatusInternalServerError, "SERVER_ERROR", "failed to create lane")
+			return
+		}
+
+		writeSuccess(w, http.StatusCreated, map[string]any{
+			"id": result.InsertedID,
+		})
+	}
+}