Fix saving enum fields.

Author: aesmail

CHANGELOG.md

@@ -11,6 +11,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Add missing "custom-select" classes to some `select` tags.
 - Ensure that extension modules are loaded.
+- Save enum fields with their cast values.
 
 ## v0.9.3 (2022-08-13)
 

lib/kaffy/resource_form.ex

@@ -184,19 +184,39 @@ defmodule Kaffy.ResourceForm do
 
         select(form, field, values, [class: "custom-select", value: value] ++ opts)
 
-      {:parameterized, Ecto.Enum, %{mappings: mappings}} ->
+      {:parameterized, Ecto.Enum, %{mappings: mappings, on_cast: on_cast}} ->
         value = Map.get(data, field, nil)
-        select(form, field, mappings, [class: "custom-select", value: value] ++ opts)
+
+        # NOTE enum_options preserves the order of enum defined in the schema
+        enum_options =
+          Enum.map(mappings, fn {k, _} ->
+            k = to_string(k)
+            v = Map.get(on_cast, k)
+            k = String.capitalize(k)
+            {k, v}
+          end)
+
+        select(form, field, enum_options, [class: "custom-select", value: value] ++ opts)
 
       {:array, {:parameterized, Ecto.Enum, %{values: values}}} ->
         values = Enum.map(values, &to_string/1)
         value = Map.get(data, field, nil)
 
         multiple_select(form, field, values, [value: value] ++ opts)
 
-      {:array, {:parameterized, Ecto.Enum, %{mappings: mappings}}} ->
+      {:array, {:parameterized, Ecto.Enum, %{mappings: mappings, on_cast: on_cast}}} ->
         value = Map.get(data, field, nil)
-        multiple_select(form, field, mappings, [value: value] ++ opts)
+
+        # NOTE enum_options preserves the order of enum defined in the schema
+        enum_options =
+          Enum.map(mappings, fn {k, _} ->
+            k = to_string(k)
+            v = Map.get(on_cast, k)
+            k = String.capitalize(k)
+            {k, v}
+          end)
+
+        multiple_select(form, field, enum_options, [value: value] ++ opts)
 
       {:array, _} ->
         case !is_nil(options[:values_fn]) && is_function(options[:values_fn], 2) do

mix.exs

@@ -2,7 +2,7 @@ defmodule Kaffy.MixProject do
   use Mix.Project
 
   @source_url "https://github.com/aesmail/kaffy"
-  @version "0.9.4-rc.0"
+  @version "0.9.4"
 
   def project do
     [