Added DataForm component for easier edit dialogs.

src/components/data_form.rs

@@ -0,0 +1,52 @@
+use crate::backend::data::ApiResponse;
+use crate::components::modal_box::{DialogOpener, ModalBody, ModalDialog, ModalFooter};
+use leptos::*;
+use leptos_router::*;
+use validator::Validate;
+use crate::components::server_err::ServerErr;
+use crate::components::validation_err::ValidationErr;
+use crate::locales::trl;
+use crate::validator::Validator;
+
+pub trait ForValidation {
+    fn entity(&self) -> &dyn Validate;
+}
+
+#[component]
+pub fn data_form<T: 'static + server_fn::ServerFn<()> + Clone + ForValidation>(
+    opener: DialogOpener,
+    action: Action<T, Result<ApiResponse<()>, ServerFnError>>,
+    title: &'static str,
+    children: Children
+) -> impl IntoView {
+    let upd_val = action.value();
+    let validator = Validator::new();
+
+    view! {
+        <ActionForm
+            on:submit=move |ev| {
+                let act = T::from_event(&ev);
+                if !act.is_err() {
+                    validator.check(act.unwrap().entity(), &ev);
+                }
+            }
+            action=action>
+        <ModalDialog opener=opener title=title>
+            <ModalBody>
+                <ServerErr result={upd_val} opener=opener/>
+                <ValidationErr validator=validator />
+                {children()}
+            </ModalBody>
+            <ModalFooter>
+                <button type="button" class="btn btn-outline-secondary" data-bs-dismiss="modal"
+                    on:click=move |_| {validator.reset(); opener.hide()}>
+                    {trl("Close")}
+                </button>
+                <button type="submit" class="btn btn-primary">
+                    {trl("Save changes")}
+                </button>
+            </ModalFooter>
+        </ModalDialog>
+        </ActionForm>
+    }
+}

src/components/mod.rs

@@ -4,4 +4,5 @@ pub mod validation_err;
 pub mod header;
 pub mod admin_portal;
 pub mod user_menu;
+pub mod data_form;