From 2aeb66de33d564bb9b61f340f819d2277e0d74a8 Mon Sep 17 00:00:00 2001
From: Jocadbz <joaquimmadureira@protonmail.com>
Date: Tue, 9 Jun 2026 18:56:23 -0300
Subject: [PATCH] Add rack height field to create form

The rack creation form now includes a Height (U) input defaulting to 42.
The handler reads it instead of hardcoding. Previously every rack was
silently locked at 42U until you went to the rack page to edit it.
---
 internal/handlers/overview.go | 6 ++++++
 templates/overview.html       | 1 +
 2 files changed, 7 insertions(+)

diff --git a/internal/handlers/overview.go b/internal/handlers/overview.go
index 57150bd..88a1aaa 100644
--- a/internal/handlers/overview.go
+++ b/internal/handlers/overview.go
@@ -2,6 +2,7 @@ package handlers
 
 import (
 	"net/http"
+	"strconv"
 
 	"lostcavewireplanner/internal/models"
 )
@@ -47,6 +48,11 @@ func (h *Handlers) RackCreate(w http.ResponseWriter, r *http.Request) {
 	rackType := r.FormValue("rack_type")
 	depth := r.FormValue("depth")
 	heightUnits := 42
+	if huStr := r.FormValue("height_units"); huStr != "" {
+		if n, err := strconv.Atoi(huStr); err == nil && n > 0 {
+			heightUnits = n
+		}
+	}
 
 	if name == "" {
 		h.renderError(w, "overview.html", "Name is required")
diff --git a/templates/overview.html b/templates/overview.html
index 44aea58..8be446d 100644
--- a/templates/overview.html
+++ b/templates/overview.html
@@ -21,6 +21,7 @@
     <label>Name <input name="name" required></label>
     <label>Type <select name="rack_type"><option value="network">Network</option><option value="server">Server</option></select></label>
     <label>Depth <select name="depth"><option value="shallow">Shallow</option><option value="deep">Deep</option></select></label>
+    <label>Height (U) <input type="number" name="height_units" value="42" min="1" style="width:6em"></label>
     <button type="submit">Create Rack</button>
 </form>
 </details>