internal/agent/tools.go

@@ -33,13 +33,15 @@ func NewToolbox(svc *service.Service, actorID int64, today string) *llm.Toolbox
 			"Summarize a garden: its dimensions, objects (with sizes/positions/version), and each "+
 				"object's active plantings grouped by plant — how many, roughly where, when they went in, "+
 				"and days to maturity when known. A small group lists its plops individually (id + "+
-				"version, for move_planting/remove_planting); a large one (a grid-filled bed) does not — "+
-				"use list_plantings for those ids, or act on the whole group with remove_plantings.",
+				"version for move_planting/remove_planting, and xCm/yCm in the object's local frame so a "+
+				"move can keep their layout); a large one (a grid-filled bed) does not — use "+
+				"list_plantings for those, or act on the whole group with remove_plantings.",
 			a.describeGarden),
 		llm.DefineTool("list_plantings",
-			"List one object's active plops one by one, each with its id, version, location, count and "+
-				"planting date — the detail describe_garden leaves out for a large group. Narrow to one "+
-				"plant with plantId. Use it only when you need to address individual plops.",
+			"List one object's active plops one by one, each with its id, version, position (xCm/yCm "+
+				"in the object's local frame), location, count and planting date — the detail "+
+				"describe_garden leaves out for a large group. Narrow to one plant with plantId. Use it "+
+				"only when you need to address individual plops.",
 			a.listPlantings),
 		llm.DefineTool("create_object",
 			"Add an object (bed, grow_bag, container, in_ground, tree, path, structure) to a garden, positioned by its center in garden cm.",

internal/service/ops.go

@@ -610,15 +610,20 @@ type DescribeGroup struct {
 	Each []DescribePlanting `json:"each,omitempty"`
 }
 
-// DescribePlanting is one plop with a rough compass location. ID + Version let
-// an agent address a single plop — remove it or move it — the same way
-// DescribeObject.Version lets it edit an object.
+// DescribePlanting is one plop with its position and a rough compass location.
+// ID + Version let an agent address a single plop — remove it or move it — the
+// same way DescribeObject.Version lets it edit an object; XCM/YCM (the object's
+// local frame) let a move keep the layout the plops had, which "north, south"
+// alone cannot: asked to move four tomatoes in a column "keeping the same
+// spacing", the live assistant re-laid them as two pairs for want of these.
 type DescribePlanting struct {
 	ID        int64   `json:"id"`
 	Version   int64   `json:"version"`
 	PlantID   int64   `json:"plantId"`
 	Plant     string  `json:"plant"`
 	Count     int     `json:"count"`
+	XCM       float64 `json:"xCm"`
+	YCM       float64 `json:"yCm"`
 	Location  string  `json:"location"`
 	RadiusCM  float64 `json:"radiusCm"`
 	PlantedAt string  `json:"plantedAt,omitempty"`
@@ -736,7 +741,8 @@ func describeGroups(o *domain.GardenObject, plops []domain.Planting, plantByID m
 func describePlanting(pl domain.Planting, plantName string) DescribePlanting {
 	d := DescribePlanting{
 		ID: pl.ID, Version: pl.Version, PlantID: pl.PlantID, Plant: plantName,
-		Count: effectiveCount(pl), Location: describeLocation(pl.XCM, pl.YCM), RadiusCM: pl.RadiusCM,
+		Count: effectiveCount(pl), XCM: pl.XCM, YCM: pl.YCM,
+		Location: describeLocation(pl.XCM, pl.YCM), RadiusCM: pl.RadiusCM,
 	}
 	if pl.PlantedAt != nil {
 		d.PlantedAt = *pl.PlantedAt

internal/service/ops_test.go

@@ -632,6 +632,10 @@ func TestDescribeGardenGroupsByPlant(t *testing.T) {
 		if e.PlantedAt == "" || e.Version == 0 || e.ID == 0 {
 			t.Errorf("listed plop %+v is missing id, version or date", e)
 		}
+		// The position is what lets a move keep the layout; "south" alone can't.
+		if e.YCM < 100 || (e.XCM != -100 && e.XCM != 0 && e.XCM != 100) {
+			t.Errorf("listed plop %+v doesn't carry the position it was placed at", e)
+		}
 	}
 
 	// The big group's ids are a call away, narrowed to one plant.