1 files changed, 123 insertions, 0 deletions
diff --git a/qml_plugin/src/qml_interface/smartcalc.rs b/qml_plugin/src/qml_interface/smartcalc.rs
new file mode 100644
index 0000000..9b5f05a
--- /dev/null
+++ b/qml_plugin/src/qml_interface/smartcalc.rs
@@ -0,0 +1,123 @@
+use cxx_qt::{CxxQtType, Threading};
+use cxx_qt_lib::{QString, QVariant};
+use std::pin::Pin;
+use unwrap_print::PrintableResult;
+
+use crate::ExclusiveExecutor;
+
+#[cxx_qt::bridge]
+mod qobject {
+    extern "C++" {
+        include!("cxx-qt-lib/qstring.h");
+        include!("cxx-qt-lib/qvariant.h");
+        type QString = cxx_qt_lib::QString;
+        type QVariant = cxx_qt_lib::QVariant;
+    }
+
+    extern "RustQt" {
+        #[qobject]
+        #[qml_element]
+        #[qml_singleton]
+        #[qproperty(QVariant, result)]
+        #[qproperty(ResultType, result_type)]
+        #[qproperty(QVariant, cached_query)]
+        type SmartCalc = super::SmartCalcRs;
+
+        #[qinvokable]
+        fn query(self: Pin<&mut SmartCalc>, input: QString);
+
+        #[qinvokable]
+        fn reset(self: Pin<&mut SmartCalc>);
+
+        #[qinvokable]
+        fn reset_result(self: Pin<&mut SmartCalc>);
+    }
+
+    impl cxx_qt::Threading for SmartCalc {}
+
+    #[qenum(SmartCalc)]
+    pub enum ResultType {
+        Math,
+        Unit,
+        Currency,
+        Crypto,
+        Time,
+        Date,
+        Unset,
+    }
+}
+
+impl Default for qobject::ResultType {
+    fn default() -> Self {
+        qobject::ResultType::Unset
+    }
+}
+
+impl From<&smart_calculator::types::ResultType> for qobject::ResultType {
+    fn from(value: &smart_calculator::types::ResultType) -> Self {
+        match value {
+            smart_calculator::types::ResultType::Math => qobject::ResultType::Math,
+            smart_calculator::types::ResultType::Unit => qobject::ResultType::Unit,
+            smart_calculator::types::ResultType::Currency => qobject::ResultType::Currency,
+            smart_calculator::types::ResultType::Crypto => qobject::ResultType::Crypto,
+            smart_calculator::types::ResultType::Time => qobject::ResultType::Time,
+            smart_calculator::types::ResultType::Date => qobject::ResultType::Date,
+        }
+    }
+}
+
+#[derive(Default)]
+pub struct SmartCalcRs {
+    result: QVariant,
+    result_type: qobject::ResultType,
+
+    cached_query: QVariant,
+
+    executor: ExclusiveExecutor,
+}
+
+impl qobject::SmartCalc {
+    fn query(mut self: Pin<&mut Self>, input: QString) {
+        if self.cached_query == (&input).into() {
+            return;
+        }
+        self.as_mut().set_cached_query((&input.clone()).into());
+        let qt_thread = self.qt_thread();
+        self.as_mut().rust_mut().executor.spawn(async move {
+            let result = smart_calculator::calculate(&input.to_string(), None).await;
+            _ = qt_thread
+                .queue(|mut qo| {
+                    qo.as_mut().set_result_type(match &result {
+                        Ok(value) => (&value.res_type).into(),
+                        Err(_) => qobject::ResultType::Unset,
+                    });
+                    qo.as_mut().set_result(
+                        // TODO: do the calc outside of ts main qt ui render
+                        // thread.(all *.rs)
+                        match result {
+                            Ok(value) => {
+                                if value.formatted == value.input {
+                                    QVariant::default()
+                                } else {
+                                    let result: QString = value.formatted.into();
+                                    QVariant::from(&result)
+                                }
+                            }
+                            Err(_) => QVariant::default(),
+                        },
+                    )
+                })
+                .unwrap_print();
+        });
+    }
+
+    fn reset(mut self: Pin<&mut Self>) {
+        self.as_mut().set_cached_query(QVariant::default());
+        self.reset_result();
+    }
+
+    fn reset_result(mut self: Pin<&mut Self>) {
+        self.as_mut().set_result(QVariant::default());
+        self.as_mut().set_result_type(qobject::ResultType::Unset);
+    }
+}