Add basic employee hour balance report

dao/src/shiftplan_report.rs

@@ -0,0 +1,41 @@
+use async_trait::async_trait;
+use mockall::automock;
+use std::sync::Arc;
+use uuid::Uuid;
+
+use crate::slot::DayOfWeek;
+use crate::DaoError;
+
+#[derive(Debug, PartialEq)]
+pub struct ShiftplanReportEntity {
+    pub sales_person_id: Uuid,
+    pub hours: f32,
+    pub year: u32,
+    pub calendar_week: u8,
+    pub day_of_week: DayOfWeek,
+}
+
+pub struct ShiftplanQuickOverviewEntity {
+    pub sales_person_id: Uuid,
+    pub hours: f32,
+    pub year: u32,
+}
+
+#[automock]
+#[async_trait]
+pub trait ShiftplanReportDao {
+    /// A report which contains the worked hours of a sales person for each day.
+    async fn extract_shiftplan_report(
+        &self,
+        sales_person_id: Uuid,
+        year: u32,
+        until_week: u8,
+    ) -> Result<Arc<[ShiftplanReportEntity]>, DaoError>;
+
+    /// A report which shows the summed up yearly work hours of all sales persons.
+    async fn extract_quick_shiftplan_report(
+        &self,
+        year: u32,
+        until_week: u8,
+    ) -> Result<Arc<[ShiftplanQuickOverviewEntity]>, DaoError>;
+}