From b4b5cfb75691390a28cb7cf78a1db0256e454a4a Mon Sep 17 00:00:00 2001
From: Alex Lion <dev@alexandrelion.com>
Date: Fri, 30 May 2025 17:20:11 +0200
Subject: [PATCH] add length validation for event name and code fields

---
 CHANGELOG.md                                                | 2 ++
 lib/claper/events/event.ex                                  | 4 ++++
 .../live/event_live/event_form_component.html.heex          | 2 ++
 lib/claper_web/views/components/input_component.ex          | 6 ++++++
 4 files changed, 14 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 283c360..b5fc833 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@
 - Fix settings panel on tablet-sized screens (#121)
 - Fix question counting for quiz component
 - Fix embed deletion bad keys for attendees
+- Fix event name length validation (min: 5, max: 50)
+- Fix event code length validation (min: 5, max: 10)
 
 ### v.2.3.1
 
diff --git a/lib/claper/events/event.ex b/lib/claper/events/event.ex
index 2f27ff3..d557346 100644
--- a/lib/claper/events/event.ex
+++ b/lib/claper/events/event.ex
@@ -58,6 +58,8 @@ defmodule Claper.Events.Event do
     |> cast_assoc(:presentation_file)
     |> cast_assoc(:leaders)
     |> validate_required([:code, :started_at])
+    |> validate_length(:code, min: 5, max: 10)
+    |> validate_length(:name, min: 5, max: 50)
     |> downcase_code
     |> put_change(:uuid, Ecto.UUID.generate())
   end
@@ -76,6 +78,8 @@ defmodule Claper.Events.Event do
     |> cast_assoc(:presentation_file)
     |> cast_assoc(:leaders)
     |> validate_required([:code, :started_at])
+    |> validate_length(:code, min: 5, max: 10)
+    |> validate_length(:name, min: 5, max: 50)
     |> downcase_code
   end
 
diff --git a/lib/claper_web/live/event_live/event_form_component.html.heex b/lib/claper_web/live/event_live/event_form_component.html.heex
index a55bef9..740ab5c 100644
--- a/lib/claper_web/live/event_live/event_form_component.html.heex
+++ b/lib/claper_web/live/event_live/event_form_component.html.heex
@@ -271,6 +271,8 @@
           name={gettext("Name of your event")}
           autofocus="true"
           required="true"
+          minlength="5"
+          maxlength="50"
         />
       </div>
 
diff --git a/lib/claper_web/views/components/input_component.ex b/lib/claper_web/views/components/input_component.ex
index f67d4b9..9994328 100644
--- a/lib/claper_web/views/components/input_component.ex
+++ b/lib/claper_web/views/components/input_component.ex
@@ -14,6 +14,8 @@ defmodule ClaperWeb.Component.Input do
       |> assign_new(:labelClass, fn -> "text-gray-700" end)
       |> assign_new(:fieldClass, fn -> "bg-white" end)
       |> assign_new(:value, fn -> input_value(assigns.form, assigns.key) end)
+      |> assign_new(:minlength, fn -> nil end)
+      |> assign_new(:maxlength, fn -> nil end)
 
     ~H"""
     <div class="relative">
@@ -26,6 +28,8 @@ defmodule ClaperWeb.Component.Input do
           placeholder: @placeholder,
           autocomplete: @key,
           value: @value,
+          minlength: @minlength,
+          maxlength: @maxlength,
           class:
             "#{@fieldClass} read-only:opacity-50 outline-none shadow-base focus:ring-primary-500 focus:border-primary-500 focus:ring-2 block w-full text-lg border-gray-300 rounded-md py-2 px-3"
         ) %>
@@ -210,6 +214,8 @@ defmodule ClaperWeb.Component.Input do
           placeholder: @placeholder,
           autofocus: @autofocus,
           autocomplete: @key,
+          minlength: 5,
+          maxlength: 10,
           class:
             "read-only:opacity-50 outline-none shadow-base focus:ring-primary-500 focus:border-primary-500 block w-full text-lg border-gray-300 rounded-md py-2 pr-3 pl-9 uppercase"
         ) %>