✏️ [pagetop] Un tema es ahora un tipo de módulo

pagetop/src/core/module/module.rs

@@ -0,0 +1,60 @@
+use super::ThemeStaticRef;
+
+use crate::core::hook::HookAction;
+use crate::server;
+use crate::util::{single_type_name, Handle};
+
+#[cfg(feature = "database")]
+use crate::db::MigrationItem;
+
+pub type ModuleStaticRef = &'static dyn ModuleTrait;
+
+pub trait BaseModule {
+    fn single_name(&self) -> &'static str;
+}
+
+/// Los módulos deben implementar este *trait*.
+pub trait ModuleTrait: BaseModule + Send + Sync {
+    fn handle(&self) -> Handle;
+
+    fn name(&self) -> String {
+        self.single_name().to_owned()
+    }
+
+    fn description(&self) -> Option<String> {
+        None
+    }
+
+    fn theme(&self) -> Option<ThemeStaticRef> {
+        None
+    }
+
+    fn dependencies(&self) -> Vec<ModuleStaticRef> {
+        vec![]
+    }
+
+    fn drop_modules(&self) -> Vec<ModuleStaticRef> {
+        vec![]
+    }
+
+    fn actions(&self) -> Vec<HookAction> {
+        vec![]
+    }
+
+    fn init(&self) {}
+
+    #[cfg(feature = "database")]
+    #[allow(unused_variables)]
+    fn migrations(&self) -> Vec<MigrationItem> {
+        vec![]
+    }
+
+    #[allow(unused_variables)]
+    fn configure_service(&self, cfg: &mut server::web::ServiceConfig) {}
+}
+
+impl<M: ?Sized + ModuleTrait> BaseModule for M {
+    fn single_name(&self) -> &'static str {
+        single_type_name::<Self>()
+    }
+}