Add language selection feature and internationalization support

intl_tools/forms.py

@@ -0,0 +1,23 @@
+from crispy_forms.helper import FormHelper
+from crispy_forms.layout import Column, Layout, Row, Submit
+from django import forms
+from django.conf import settings
+from django.utils.translation import gettext_lazy as _
+
+
+class LanguageForm(forms.Form):
+    language = forms.ChoiceField(
+        choices=settings.LANGUAGES,
+        label=_("Language"),
+    )
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.helper = FormHelper()
+        self.helper.form_method = 'post'
+        self.helper.layout = Layout(
+            Row(
+                Column('language', css_class='col-md-6'),
+            ),
+            Submit('submit', _("Change Language"), css_class='btn btn-primary')
+        )